DASO Circular No. 221 Issued: 2009 May 19, 02:34 UT The DISTANT ARTIFICIAL SATELLITES OBSERVATION (DASO) Circulars are a private publication by staff of the Minor Planet Center and are intended to disseminate astrometric observations of distant artificial satellites. Editor: Gareth V. Williams (gwilliams@cfa.harvard.edu) Astrometry submissions to mpc@cfa.harvard.edu (Subject line = "ART SAT") It appears that HPO2 has undergone a course change, indicating the probability that HPO2 is Herschel. HPO5 also seems to have undergone a course change. An alternative explanation for the odd residuals (see orbit below) is that there is some unmodeled force is acting on the presumably very small object. But there is no such effect visible in the motion of HPO4. Observations: HPO1 C2009 05 18.90235 16 10 42.84 -03 16 48.4 17.7 V D0221611 HPO1 C2009 05 18.90252 16 11 14.20 -03 11 03.7 18.3 V D0221J75 HPO1 C2009 05 18.90316 16 10 42.58 -03 16 47.6 18.2 V D0221611 HPO1 C2009 05 18.90382 16 11 13.82 -03 11 03.5 18.3 V D0221J75 HPO1 C2009 05 18.90397 16 10 42.45 -03 16 47.7 18.4 V D0221611 HPO1 C2009 05 18.90478 16 10 42.23 -03 16 48.3 18.6 V D0221611 HPO1 C2009 05 18.90508 16 11 13.43 -03 11 03.4 18.4 V D0221J75 HPO1 C2009 05 18.90559 16 10 41.88 -03 16 47.3 18.3 V D0221611 HPO1 C2009 05 18.90634 16 11 13.02 -03 11 03.3 18.2 V D0221J75 HPO1 C2009 05 18.90762 16 11 12.46 -03 11 02.8 18.4 V D0221J75 HPO1 C2009 05 18.90888 16 11 12.23 -03 11 03.2 18.2 V D0221J75 HPO1 C2009 05 18.91014 16 11 11.78 -03 11 03.0 17.9 V D0221J75 HPO1 C2009 05 18.91140 16 11 11.31 -03 11 02.7 18.7 V D0221J75 HPO1 C2009 05 18.91269 16 11 10.87 -03 11 02.8 18.0 V D0221J75 HPO1 C2009 05 18.91396 16 11 10.41 -03 11 02.4 18.2 V D0221J75 HPO1 C2009 05 18.91523 16 11 10.00 -03 11 02.4 18.1 V D0221J75 HPO1 C2009 05 18.91652 16 11 09.61 -03 11 02.2 18.3 V D0221J75 HPO1 C2009 05 18.91675 16 10 38.76 -03 16 44.7 18.8 V D0221611 HPO1 C2009 05 18.91756 16 10 38.31 -03 16 44.6 18.5 V D0221611 HPO1 C2009 05 18.91779 16 11 09.09 -03 11 02.1 18.8 V D0221J75 HPO1 C2009 05 18.91837 16 10 38.02 -03 16 43.7 18.3 V D0221611 HPO1 C2009 05 18.91905 16 11 08.65 -03 11 02.1 18.5 V D0221J75 HPO1 C2009 05 18.92159 16 11 07.74 -03 11 01.6 18.1 V D0221J75 HPO1 C2009 05 18.92285 16 11 07.21 -03 11 01.3 18.1 V D0221J75 HPO1 C2009 05 18.92412 16 11 06.87 -03 11 01.5 18.3 V D0221J75 HPO1 C2009 05 18.92538 16 11 06.26 -03 11 01.2 17.9 V D0221J75 HPO1 C2009 05 18.92793 16 11 05.27 -03 11 00.7 17.9 V D0221J75 HPO1 C2009 05 18.92919 16 11 04.79 -03 11 00.8 17.7 V D0221J75 HPO1 C2009 05 18.93045 16 11 04.33 -03 11 00.7 18.2 V D0221J75 HPO1 C2009 05 18.93172 16 11 03.78 -03 11 00.2 18.4 V D0221J75 HPO1 C2009 05 18.93270 16 10 33.28 -03 16 39.4 18.1 V D0221611 HPO1 C2009 05 18.93352 16 10 33.11 -03 16 38.9 17.9 V D0221611 HPO1 C2009 05 18.93433 16 10 32.90 -03 16 38.6 18.0 V D0221611 HPO1 C2009 05 18.97390 16 10 18.44 -03 16 20.8 18.4 V D0221611 HPO1 C2009 05 18.97471 16 10 18.10 -03 16 21.2 18.7 V D0221611 HPO1 C2009 05 18.97552 16 10 17.85 -03 16 20.4 18.4 V D0221611 HPO1 C2009 05 18.97633 16 10 17.50 -03 16 19.9 18.7 V D0221611 HPO1 C2009 05 18.98119 16 10 15.62 -03 16 17.7 18.6 V D0221611 HPO1 C2009 05 18.98199 16 10 15.47 -03 16 17.4 18.2 V D0221611 HPO1 C2009 05 18.98280 16 10 15.11 -03 16 17.6 18.5 V D0221611 HPO1 C2009 05 18.98361 16 10 14.78 -03 16 16.0 18.2 V D0221611 HPO1 C2009 05 18.98604 16 10 13.93 -03 16 14.8 18.1 V D0221611 HPO1 C2009 05 18.98685 16 10 13.47 -03 16 13.5 18.9 V D0221611 HPO1 C2009 05 18.98766 16 10 13.29 -03 16 14.5 18.3 V D0221611 HPO1 C2009 05 18.98847 16 10 12.91 -03 16 13.2 17.9 V D0221611 HPO1 C2009 05 18.98928 16 10 12.57 -03 16 13.2 18.2 V D0221611 HPO1 C2009 05 18.99008 16 10 12.25 -03 16 13.0 18.1 V D0221611 HPO1 C2009 05 18.99170 16 10 11.71 -03 16 11.0 18.3 V D0221611 HPO1 C2009 05 18.99251 16 10 11.31 -03 16 11.5 18.5 V D0221611 HPO1 C2009 05 18.99667 16 11 01.30 -03 05 41.3 17.7 C D0221J47 HPO1 C2009 05 18.99685 16 10 09.83 -03 16 09.0 18.1 V D0221611 HPO1 C2009 05 18.99766 16 10 09.45 -03 16 09.3 18.6 V D0221611 HPO1 C2009 05 18.99828 16 11 00.42 -03 05 41.5 17.8 C D0221J47 HPO1 C2009 05 18.99847 16 10 09.10 -03 16 09.0 18.3 V D0221611 HPO1 C2009 05 18.99889 16 11 00.07 -03 05 40.9 18.0 C D0221J47 HPO1 C2009 05 19.00009 16 10 08.51 -03 16 07.3 18.1 V D0221611 HPO1 C2009 05 19.00050 16 10 59.15 -03 05 40.3 17.9 C D0221J47 HPO1 C2009 05 19.00090 16 10 08.10 -03 16 06.7 18.3 V D0221611 HPO1 C2009 05 19.00171 16 10 58.46 -03 05 40.6 18.0 C D0221J47 HPO1 C2009 05 19.00191 16 10 58.36 -03 05 40.2 18.1 C D0221J47 HPO1 C2009 05 19.00252 16 10 07.57 -03 16 05.6 18.5 V D0221611 HPO1 C2009 05 19.00312 16 10 57.67 -03 05 39.9 17.8 C D0221J47 HPO1 C2009 05 19.00333 16 10 07.32 -03 16 05.8 18.5 V D0221611 HPO1 C2009 05 19.00414 16 10 06.96 -03 16 03.3 18.3 V D0221611 HPO1 C2009 05 19.00474 16 10 56.72 -03 05 40.2 17.9 C D0221J47 HPO1 C2009 05 19.00575 16 10 06.33 -03 16 02.4 18.4 V D0221611 HPO1 C2009 05 19.00656 16 10 06.04 -03 16 03.1 18.2 V D0221611 HPO1 C2009 05 19.00802 16 10 54.86 -03 05 39.3 17.8 C D0221J47 HPO1 C2009 05 19.00819 16 10 05.39 -03 16 02.0 18.5 V D0221611 HPO1 C2009 05 19.00899 16 10 05.16 -03 16 02.1 18.2 V D0221611 HPO1 C2009 05 19.01062 16 10 04.55 -03 16 00.7 18.3 V D0221611 HPO2 C2009 05 18.90073 16 10 57.85 -03 14 33.1 16.6 V D0221611 HPO2 C2009 05 18.90154 16 10 57.63 -03 14 33.0 16.7 V D0221611 HPO2 C2009 05 18.90235 16 10 57.40 -03 14 32.9 16.6 V D0221611 HPO2 C2009 05 18.90252 16 11 28.62 -03 08 49.0 16.3 V D0221J75 HPO2 C2009 05 18.90316 16 10 57.17 -03 14 32.6 16.9 V D0221611 HPO2 C2009 05 18.90382 16 11 28.25 -03 08 48.8 16.4 V D0221J75 HPO2 C2009 05 18.90397 16 10 56.91 -03 14 32.3 16.7 V D0221611 HPO2 C2009 05 18.90478 16 10 56.70 -03 14 32.1 16.7 V D0221611 HPO2 C2009 05 18.90508 16 11 27.85 -03 08 48.6 16.3 V D0221J75 HPO2 C2009 05 18.90559 16 10 56.49 -03 14 31.7 16.6 V D0221611 HPO2 C2009 05 18.90634 16 11 27.47 -03 08 48.7 16.4 V D0221J75 HPO2 C2009 05 18.90640 16 10 56.21 -03 14 31.8 16.6 V D0221611 HPO2 C2009 05 18.90721 16 10 55.99 -03 14 31.1 16.6 V D0221611 HPO2 C2009 05 18.90762 16 11 27.00 -03 08 48.3 16.4 V D0221J75 HPO2 C2009 05 18.90888 16 11 26.64 -03 08 48.3 16.3 V D0221J75 HPO2 C2009 05 18.91014 16 11 26.24 -03 08 48.3 16.4 V D0221J75 HPO2 C2009 05 18.91140 16 11 25.74 -03 08 47.9 16.5 V D0221J75 HPO2 C2009 05 18.91269 16 11 25.35 -03 08 47.9 16.4 V D0221J75 HPO2 C2009 05 18.91396 16 11 24.90 -03 08 47.7 16.4 V D0221J75 HPO2 C2009 05 18.91523 16 11 24.46 -03 08 47.5 16.3 V D0221J75 HPO2 C2009 05 18.91595 16 10 53.36 -03 14 28.5 16.8 V D0221611 HPO2 C2009 05 18.91652 16 11 24.02 -03 08 47.4 16.5 V D0221J75 HPO2 C2009 05 18.91675 16 10 53.10 -03 14 28.2 16.8 V D0221611 HPO2 C2009 05 18.91756 16 10 52.85 -03 14 28.0 16.8 V D0221611 HPO2 C2009 05 18.91779 16 11 23.54 -03 08 47.1 16.4 V D0221J75 HPO2 C2009 05 18.91837 16 10 52.59 -03 14 27.7 16.6 V D0221611 HPO2 C2009 05 18.91905 16 11 23.09 -03 08 47.0 16.4 V D0221J75 HPO2 C2009 05 18.92159 16 11 22.19 -03 08 46.6 16.4 V D0221J75 HPO2 C2009 05 18.92285 16 11 21.72 -03 08 46.5 16.3 V D0221J75 HPO2 C2009 05 18.92412 16 11 21.23 -03 08 46.3 16.4 V D0221J75 HPO2 C2009 05 18.92538 16 11 20.75 -03 08 46.1 16.3 V D0221J75 HPO2 C2009 05 18.92666 16 11 20.25 -03 08 45.9 16.3 V D0221J75 HPO2 C2009 05 18.92793 16 11 19.77 -03 08 45.6 16.3 V D0221J75 HPO2 C2009 05 18.92919 16 11 19.27 -03 08 45.4 16.3 V D0221J75 HPO2 C2009 05 18.93045 16 11 18.78 -03 08 45.2 16.4 V D0221J75 HPO2 C2009 05 18.93172 16 11 18.27 -03 08 44.9 16.4 V D0221J75 HPO2 C2009 05 18.93270 16 10 47.93 -03 14 22.5 16.8 V D0221611 HPO2 C2009 05 18.93352 16 10 47.64 -03 14 22.1 16.8 V D0221611 HPO2 C2009 05 18.93433 16 10 47.37 -03 14 21.7 16.9 V D0221611 HPO2 C2009 05 18.93514 16 10 47.09 -03 14 21.4 16.8 V D0221611 HPO2 C2009 05 18.93595 16 10 46.83 -03 14 21.2 16.9 V D0221611 HPO2 C2009 05 18.99667 16 11 15.90 -03 03 25.8 16.2 C D0221J47 HPO2 C2009 05 18.99685 16 10 24.49 -03 13 51.2 16.5 V D0221611 HPO2 C2009 05 18.99766 16 10 24.16 -03 13 50.6 16.9 V D0221611 HPO2 C2009 05 18.99828 16 11 15.01 -03 03 25.2 16.3 C D0221J47 HPO2 C2009 05 18.99847 16 10 23.86 -03 13 50.2 16.7 V D0221611 HPO2 C2009 05 18.99889 16 11 14.68 -03 03 25.2 16.3 C D0221J47 HPO2 C2009 05 18.99928 16 10 23.54 -03 13 49.7 16.8 V D0221611 HPO2 C2009 05 19.00009 16 10 23.24 -03 13 49.3 16.7 V D0221611 HPO2 C2009 05 19.00050 16 11 13.78 -03 03 24.8 16.2 C D0221J47 HPO2 C2009 05 19.00090 16 10 22.93 -03 13 48.9 16.6 V D0221611 HPO2 C2009 05 19.00171 16 10 22.62 -03 13 48.2 16.8 V D0221611 HPO2 C2009 05 19.00171 16 11 13.10 -03 03 24.4 16.3 C D0221J47 HPO2 C2009 05 19.00191 16 11 12.98 -03 03 24.4 16.3 C D0221J47 HPO2 C2009 05 19.00252 16 10 22.34 -03 13 47.8 16.9 V D0221611 HPO2 C2009 05 19.00312 16 11 12.31 -03 03 23.9 16.2 C D0221J47 HPO2 C2009 05 19.00333 16 10 22.01 -03 13 47.1 16.7 V D0221611 HPO2 C2009 05 19.00414 16 10 21.72 -03 13 46.8 16.6 V D0221611 HPO2 C2009 05 19.00474 16 11 11.39 -03 03 23.6 16.2 C D0221J47 HPO2 C2009 05 19.00494 16 10 21.44 -03 13 46.5 16.6 V D0221611 HPO2 C2009 05 19.00575 16 10 21.12 -03 13 45.9 16.8 V D0221611 HPO2 C2009 05 19.00656 16 10 20.82 -03 13 45.4 16.7 V D0221611 HPO2 C2009 05 19.00802 16 11 09.53 -03 03 22.7 16.3 C D0221J47 HPO2 C2009 05 19.01062 16 10 19.30 -03 13 42.9 16.7 V D0221611 HPO3 C2009 05 18.96126 16 10 13.49 -02 56 51.3 15.9 V D0221J75 HPO3 C2009 05 18.96218 16 10 13.07 -02 56 51.1 15.9 V D0221J75 HPO3 C2009 05 18.96309 16 10 12.64 -02 56 50.9 15.9 V D0221J75 HPO3 C2009 05 18.96400 16 10 12.21 -02 56 50.6 15.9 V D0221J75 HPO3 C2009 05 18.96493 16 10 11.80 -02 56 50.4 16.0 V D0221J75 HPO3 C2009 05 18.96586 16 10 11.34 -02 56 50.1 15.9 V D0221J75 HPO3 C2009 05 18.96677 16 10 10.90 -02 56 49.8 15.9 V D0221J75 HPO3 C2009 05 18.96769 16 10 10.46 -02 56 49.5 15.9 V D0221J75 HPO3 C2009 05 18.96861 16 10 10.02 -02 56 49.2 15.9 V D0221J75 HPO3 C2009 05 18.96953 16 10 09.59 -02 56 49.0 15.9 V D0221J75 HPO3 C2009 05 18.97045 16 10 09.14 -02 56 48.7 15.9 V D0221J75 HPO3 C2009 05 18.97138 16 10 08.69 -02 56 48.4 15.9 V D0221J75 HPO3 C2009 05 18.97230 16 10 08.24 -02 56 48.1 15.9 V D0221J75 HPO3 C2009 05 18.97322 16 10 07.81 -02 56 47.8 16.0 V D0221J75 HPO3 C2009 05 18.97390 16 09 41.24 -03 02 17.3 16.1 V D0221611 HPO3 C2009 05 18.97413 16 10 07.37 -02 56 47.6 15.9 V D0221J75 HPO3 C2009 05 18.97505 16 10 06.90 -02 56 47.2 15.9 V D0221J75 HPO3 C2009 05 18.97596 16 10 06.46 -02 56 46.9 15.9 V D0221J75 HPO3 C2009 05 18.97686 16 10 06.02 -02 56 46.7 15.9 V D0221J75 HPO3 C2009 05 18.97778 16 10 05.59 -02 56 46.3 16.0 V D0221J75 HPO3 C2009 05 18.97795 16 09 39.72 -03 02 15.4 16.3 V D0221611 HPO3 C2009 05 18.97869 16 10 05.14 -02 56 46.0 16.0 V D0221J75 HPO3 C2009 05 18.97876 16 09 39.41 -03 02 14.8 16.4 V D0221611 HPO3 C2009 05 18.97957 16 09 39.09 -03 02 14.5 16.2 V D0221611 HPO3 C2009 05 18.97959 16 10 04.68 -02 56 45.7 15.9 V D0221J75 HPO3 C2009 05 18.98037 16 09 38.78 -03 02 14.1 16.3 V D0221611 HPO3 C2009 05 18.98052 16 10 04.22 -02 56 45.4 15.9 V D0221J75 HPO3 C2009 05 18.98119 16 09 38.48 -03 02 13.6 16.4 V D0221611 HPO3 C2009 05 18.98144 16 10 03.76 -02 56 45.0 16.0 V D0221J75 HPO3 C2009 05 18.98199 16 09 38.18 -03 02 13.2 16.4 V D0221611 HPO3 C2009 05 18.98235 16 10 03.32 -02 56 44.8 15.9 V D0221J75 HPO3 C2009 05 18.98280 16 09 37.87 -03 02 12.8 16.4 V D0221611 HPO3 C2009 05 18.98361 16 09 37.56 -03 02 12.3 16.3 V D0221611 HPO3 C2009 05 18.98442 16 09 37.26 -03 02 11.8 16.4 V D0221611 HPO3 C2009 05 18.98523 16 09 36.94 -03 02 11.4 16.4 V D0221611 HPO3 C2009 05 18.98604 16 09 36.64 -03 02 11.1 16.4 V D0221611 HPO3 C2009 05 18.98685 16 09 36.34 -03 02 10.6 16.4 V D0221611 HPO3 C2009 05 18.98766 16 09 36.04 -03 02 10.3 16.4 V D0221611 HPO3 C2009 05 18.98847 16 09 35.71 -03 02 09.8 16.4 V D0221611 HPO3 C2009 05 18.98928 16 09 35.43 -03 02 09.1 16.4 V D0221611 HPO3 C2009 05 18.99008 16 09 35.10 -03 02 08.8 16.4 V D0221611 HPO3 C2009 05 18.99089 16 09 34.78 -03 02 08.3 16.4 V D0221611 HPO3 C2009 05 18.99170 16 09 34.49 -03 02 07.9 16.4 V D0221611 HPO3 C2009 05 18.99251 16 09 34.17 -03 02 07.6 16.4 V D0221611 HPO4 C2009 05 18.93689 16 12 59.16 -02 57 02.3 19.5 V D0221J75 HPO4 C2009 05 18.94211 16 12 57.26 -02 57 01.3 19.9 V D0221J75 HPO4 C2009 05 18.94425 16 12 27.44 -03 02 34.3 19.4 V D0221611 HPO4 C2009 05 18.94730 16 12 55.27 -02 57 00.0 19.5 V D0221J75 HPO4 C2009 05 18.95163 16 12 25.19 -03 02 32.6 18.8 V D0221611 HPO4 C2009 05 18.95403 16 12 52.62 -02 56 59.2 19.5 V D0221J75 HPO4 C2009 05 18.95766 16 12 51.16 -02 56 57.6 19.6 V D0221J75 HPO4 C2009 05 18.95893 16 12 22.92 -03 02 28.2 20.0 V D0221611 HPO4 C2009 05 18.98666 16 12 38.67 -02 56 49.0 19.5 V D0221J75 HPO4 C2009 05 18.99143 16 12 36.53 -02 56 46.8 20.0 V D0221J75 HPO4 C2009 05 18.99906 16 12 33.08 -02 56 43.9 19.4 V D0221J75 HPO4 C2009 05 19.00276 16 12 31.33 -02 56 42.4 19.9 V D0221J75 HPO5 C2009 05 18.94002 16 12 14.44 -02 59 09.7 19.7 V D0221J75 HPO5 C2009 05 18.94425 16 11 43.90 -03 04 42.1 19.5 V D0221611 HPO5 C2009 05 18.94730 16 12 11.59 -02 59 08.4 19.9 V D0221J75 HPO5 C2009 05 18.95163 16 11 41.55 -03 04 39.0 19.7 V D0221611 HPO5 C2009 05 18.95455 16 12 08.62 -02 59 07.5 19.8 V D0221J75 HPO5 C2009 05 18.95893 16 11 39.08 -03 04 38.9 20.0 V D0221611 HPO5 C2009 05 18.96623 16 11 36.77 -03 04 35.1 20.3 V D0221611 HPO5 C2009 05 18.98666 16 11 54.49 -02 59 00.4 19.8 V D0221J75 HPO5 C2009 05 18.99143 16 11 52.27 -02 58 58.1 19.8 V D0221J75 HPO5 C2009 05 18.99906 16 11 48.67 -02 58 55.7 19.9 V D0221J75 HPO5 C2009 05 19.00276 16 11 46.90 -02 58 55.1 19.6 V D0221J75 Planck C2009 05 18.89992 16 11 10.30 -03 28 31.4 17.3 V D0221611 Planck C2009 05 18.90073 16 11 09.78 -03 28 31.7 17.5 V D0221611 Planck C2009 05 18.90154 16 11 09.52 -03 28 31.8 17.7 V D0221611 Planck C2009 05 18.90235 16 11 09.33 -03 28 31.8 17.8 V D0221611 Planck C2009 05 18.90252 16 11 40.98 -03 22 43.6 17.6 V D0221J75 Planck C2009 05 18.90316 16 11 09.07 -03 28 31.6 18.1 V D0221611 Planck C2009 05 18.90382 16 11 40.57 -03 22 43.7 17.5 V D0221J75 Planck C2009 05 18.90397 16 11 08.85 -03 28 31.4 17.8 V D0221611 Planck C2009 05 18.90478 16 11 08.62 -03 28 31.4 17.8 V D0221611 Planck C2009 05 18.90508 16 11 40.19 -03 22 43.7 17.6 V D0221J75 Planck C2009 05 18.90559 16 11 08.38 -03 28 31.3 17.6 V D0221611 Planck C2009 05 18.90634 16 11 39.79 -03 22 44.1 17.8 V D0221J75 Planck C2009 05 18.90640 16 11 08.20 -03 28 31.1 17.1 V D0221611 Planck C2009 05 18.90721 16 11 07.90 -03 28 30.9 17.5 V D0221611 Planck C2009 05 18.90888 16 11 38.96 -03 22 44.2 17.7 V D0221J75 Planck C2009 05 18.91014 16 11 38.57 -03 22 44.4 17.9 V D0221J75 Planck C2009 05 18.91140 16 11 38.07 -03 22 44.0 17.8 V D0221J75 Planck C2009 05 18.91269 16 11 37.67 -03 22 44.3 17.8 V D0221J75 Planck C2009 05 18.91396 16 11 37.21 -03 22 44.5 17.6 V D0221J75 Planck C2009 05 18.91523 16 11 36.78 -03 22 44.5 17.6 V D0221J75 Planck C2009 05 18.91595 16 11 05.24 -03 28 29.6 18.0 V D0221611 Planck C2009 05 18.91675 16 11 04.97 -03 28 29.6 17.9 V D0221611 Planck C2009 05 18.91756 16 11 04.75 -03 28 29.6 17.8 V D0221611 Planck C2009 05 18.91837 16 11 04.48 -03 28 29.3 17.9 V D0221611 Planck C2009 05 18.91905 16 11 35.41 -03 22 44.4 17.7 V D0221J75 Planck C2009 05 18.92159 16 11 34.50 -03 22 44.4 17.6 V D0221J75 Planck C2009 05 18.92285 16 11 33.98 -03 22 44.5 17.8 V D0221J75 Planck C2009 05 18.92793 16 11 32.06 -03 22 44.6 17.7 V D0221J75 Planck C2009 05 18.92919 16 11 31.55 -03 22 44.7 17.6 V D0221J75 Planck C2009 05 18.93045 16 11 31.08 -03 22 44.7 17.7 V D0221J75 Planck C2009 05 18.93172 16 11 30.55 -03 22 44.5 17.7 V D0221J75 Planck C2009 05 18.93270 16 10 59.78 -03 28 26.2 18.1 V D0221611 Planck C2009 05 18.93352 16 10 59.50 -03 28 26.0 17.9 V D0221611 Planck C2009 05 18.93433 16 10 59.23 -03 28 25.8 18.0 V D0221611 Planck C2009 05 18.93514 16 10 58.99 -03 28 25.5 18.0 V D0221611 Planck C2009 05 18.93595 16 10 58.68 -03 28 25.2 17.8 V D0221611 Planck C2009 05 18.99667 16 11 28.31 -03 17 32.1 17.4 C D0221J47 Planck C2009 05 18.99685 16 10 36.11 -03 28 04.1 18.3 V D0221611 Planck C2009 05 18.99766 16 10 35.84 -03 28 04.0 18.0 V D0221611 Planck C2009 05 18.99828 16 11 27.41 -03 17 31.8 17.4 C D0221J47 Planck C2009 05 18.99847 16 10 35.51 -03 28 03.0 17.9 V D0221611 Planck C2009 05 18.99889 16 11 27.08 -03 17 31.6 17.6 C D0221J47 Planck C2009 05 19.00050 16 11 26.16 -03 17 31.3 17.5 C D0221J47 Planck C2009 05 19.00171 16 10 34.23 -03 28 01.4 18.1 V D0221611 Planck C2009 05 19.00171 16 11 25.46 -03 17 31.7 17.4 C D0221J47 Planck C2009 05 19.00191 16 11 25.35 -03 17 31.1 17.7 C D0221J47 Planck C2009 05 19.00252 16 10 34.00 -03 28 01.7 18.1 V D0221611 Planck C2009 05 19.00312 16 11 24.68 -03 17 31.0 17.5 C D0221J47 Planck C2009 05 19.00333 16 10 33.66 -03 28 01.0 18.0 V D0221611 Planck C2009 05 19.00414 16 10 33.39 -03 28 00.8 17.9 V D0221611 Planck C2009 05 19.00474 16 11 23.76 -03 17 30.5 17.5 C D0221J47 Planck C2009 05 19.00494 16 10 33.08 -03 28 00.8 18.1 V D0221611 Planck C2009 05 19.00575 16 10 32.75 -03 27 59.5 18.2 V D0221611 Planck C2009 05 19.00656 16 10 32.46 -03 27 59.3 17.9 V D0221611 Planck C2009 05 19.00802 16 11 21.86 -03 17 30.2 17.6 C D0221J47 Planck C2009 05 19.00819 16 10 31.86 -03 27 58.5 18.0 V D0221611 Planck C2009 05 19.00899 16 10 31.52 -03 27 58.2 17.9 V D0221611 Planck C2009 05 19.00981 16 10 31.26 -03 27 57.1 18.1 V D0221611 Planck C2009 05 19.01062 16 10 30.92 -03 27 57.5 18.0 V D0221611 Observer details: 611 Starkenburg. Observers M. Busch, A. Heller. 0.45-m f/4.4 reflector + CCD. J47 Observatorio Nazaret. Observer G. Muler. 0.30-m Schmidt-Cassegrain + CCD. J75 OAM Observatory, La Sagra. Observers S. Sanchez, J. Nomen, R. Stoss, A. Cikota, S. Cikota, J. Rodriguez. 0.40-m f/10 reflector + CCD. Orbital elements: HPO4 Epoch 2009 May 24.0 TT = JDT 2454975.5 MPC M 84.88941 (2000.0) P Q n 0.95668892 Peri. 287.29272 -0.90287721 -0.42986717 a 1.0200518 Node 227.24850 +0.39706082 -0.82922109 e 0.0299329 Incl. 0.40510 +0.16478909 -0.35722065 P 1.03 H 30.7 G 0.15 U 4 From 62 observations 2009 May 16-19, mean residual 0".44. Residuals in seconds of arc K095G J75 0.5- 0.1+ K095G J75 0.6- 0.0 K095I J75 0.5- 0.0 K095G J75 0.1+ 0.2- K095H J75 2.1+ 0.6- K095I J75 0.3- 0.2- K095G J75 0.6- 0.1+ K095H J75 0.5- 0.1+ K095I J75 0.5- 0.6- K095G J75 0.5- 0.2+ K095H J75 0.7+ 0.3- K095I J75 0.5- 0.3- K095G J75 0.0 0.1+ K095H J75 0.1- 0.3+ K095I J75 0.2- 0.0 K095G J75 0.5- 0.3+ K095H J75 0.3- 0.4- K095I J75 0.6- 0.0 K095G J75 0.0 0.1- K095H J75 0.4+ 0.4- K095I J75 0.3- 0.1- K095G J75 0.2- 0.1- K095H J75 0.3+ 0.2- K095I J75 0.3- 0.5- K095G J75 0.1+ 0.1+ K095H J75 0.7+ 0.3- K095I J75 0.5+ 0.3+ K095G J75 0.4- 0.1- K095H J75 0.1+ 0.2- K095I J75 0.6+ 0.3+ K095G J75 0.5- 0.4+ K095H J75 2.2+ 0.3- K095I 611 0.0 0.4+ K095G J75 0.6- 0.4+ K095H J75 0.0 0.1- K095I J75 0.2+ 0.5+ K095G J75 0.0 0.2- K095H J75 0.0 0.1- K095I 611 0.2+ 1.0- K095G J75 0.2- 0.1- K095H J75 0.2+ 0.1- K095I J75 0.1- 0.3- K095G J75 0.4- 0.3+ K095H J75 0.0 0.5+ K095I J75 0.1- 0.3+ K095G J75 0.1- 0.3- K095H J75 0.7- 0.1- K095I 611 0.5+ 0.3+ K095G J75 0.2+ 0.1+ K095H J75 0.8+ 0.0 K095I J75 0.5- 0.1- K095G J75 0.2+ 0.1- K095H J75 0.6+ 0.0 K095I J75 0.3- 0.4+ K095G J75 0.4+ 0.2+ K095H J95 0.1- 0.2- K095I J75 0.3+ 0.3+ K095G J75 0.0 0.4+ K095H J95 0.8+ 0.1- K095J J75 0.3- 0.3+ K095G J75 0.0 0.1+ K095I J75 0.2- 0.4- HPO5 Epoch 2009 May 24.0 TT = JDT 2454975.5 MPC M 85.53880 (2000.0) P Q n 0.95681827 Peri. 285.52040 -0.89592955 -0.44415934 a 1.0199598 Node 228.11041 +0.41043057 -0.82283178 e 0.0321703 Incl. 0.44028 +0.16987344 -0.35450013 P 1.03 H 30.8 G 0.15 U 4 From 50 observations 2009 May 16-18, mean residual 0".59. Residuals in seconds of arc K095G J75 0.2- 0.8- K095H J75 0.5- 0.3+ K095I J75 0.8- 0.4+ K095G J75 0.0 0.7- K095H J75 0.0 0.5+ K095I J75 1.1- 1.5- K095G J75 0.3- 0.6- K095H J75 0.1- 0.6+ K095I J75 0.4- 0.2- K095G J75 1.2- 0.2- K095H J75 0.5- 1.1+ K095I J75 0.5- 0.2- K095G J75 0.3- 0.7- K095H J75 0.6+ 0.2+ K095I J75 0.2- 0.3+ K095G J75 0.6- 0.0 K095H J75 0.3- 0.7+ K095I J75 0.4- 0.2- K095G J75 0.1- 0.2- K095H J95 0.7- 1.6- K095I J75 0.7- 0.2+ K095G J75 0.3- 0.2- K095H J95 0.4- 0.8- K095I J75 0.4- 0.6- K095G J75 1.5- 0.1- K095I J75 0.4- 0.6+ K095I J75(86.8+ 11.4-) K095G J75 1.1- 0.2- K095I J75 0.4+ 0.5+ K095I 611(82.2+ 15.0-) K095G J75 1.3- 0.2- K095I J75 0.6+ 0.6+ K095I J75(86.6+ 11.3-) K095G J75 0.6- 0.5+ K095I J75 0.2+ 0.2- K095I 611(82.4+ 14.6-) K095G J75 0.8- 0.6- K095I J75 0.1- 0.4+ K095I J75(86.2+ 11.8-) K095G J75 0.7- 0.2- K095I J75 0.1- 0.3+ K095I 611(81.3+ 17.3-) K095G J75 1.3- 0.6+ K095I J75 0.3- 0.4+ K095I 611(83.1+ 16.5-) K095G J75 0.1+ 0.2- K095I J75 0.1- 0.4+ K095I J75(86.2+ 13.0-) K095G J75 0.1+ 0.2- K095I J75 0.2- 0.2+ K095I J75(86.1+ 12.3-) K095G J75 0.6- 0.4+ K095I J75 1.0- 0.2+ K095I J75(85.8+ 12.5-) K095G J75 0.4- 0.5- K095I J75 0.5- 0.0 K095J J75(85.5+ 13.3-) K095G J75 0.2- 0.3+ K095I J75 0.2- 0.2- K095H J75 0.5- 0.5+ K095I J75 1.4- 0.1- +-------------------------------------------------------------------------+ | The DISTANT ARTIFICAL-SATELLITES OBSERVERS Circulars are prepared as | | a private publication by staff of the Minor Planet Center. | | Back issues are available at: ftp://cfa-ftp.harvard.edu/pub/DASO/ | | Archives of published (and referenceable) observations are at: | | ftp://cfa-ftp.harvard.edu/pub/DASO/Obs/ | | Http access available at http://www.cfa.harvard.edu/~gwilliams/DASO/ | | Free e-mail subscriptions: send your e-mail address to the editor. | | Astrometry submission to mpc@cfa.harvard.edu with subject "ART SAT". | | These circulars are copyrighted publications, but free use of any and | | all information contained herein may be made provided that the normal | | scientific procedures for referencing material are followed. | +-------------------------------------------------------------------------+ DASO Circular No. 221 Issued: 2009 May 19, 02:34 UT