DASO Circular No. 65 Issued: 2006 Aug. 31, 14:56 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") Observations: 6Q0B44E bC2006 08 31.08761 23 49 47.00 -19 28 14.0 19.5 R D0065204 6Q0B44E bC2006 08 31.09214 23 49 49.46 -19 28 59.6 D0065204 6Q0B44E bC2006 08 31.09668 23 49 51.82 -19 29 41.2 D0065204 6Q0B44E C2006 08 31.43485 23 56 53.50 -20 05 42.4 19.8 V D0065F84 6Q0B44E C2006 08 31.43948 23 56 54.86 -20 06 36.8 19.8 V D0065F84 6Q0B44E C2006 08 31.44757 23 56 57.24 -20 08 10.4 20.0 V D0065F84 Observer details: 204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector + CCD. F84 Hibiscus Observatory, Punaauia. Observers N. Teamo, S. F. Hoenig. Measurer S. F. Hoenig. 0.35-m f/3.88 Schmidt-Cassegrain + 1392x1040 CCD. Orbital elements: 6Q0B44E Epoch 2006 Sept. 22.0 TT = JDT 2454000.5 MPC M 280.65690 (2000.0) P Q n 0.97259388 Peri. 23.13744 +0.14277381 -0.98974118 a 1.0089006 Node 58.65454 +0.90711096 +0.12871024 e 0.0310131 Incl. 0.35523 +0.39593603 +0.06201671 P 1.01 H 30.5 G 0.15 U 5 Residuals in seconds of arc K068S 703 0.8- 0.5+ K068S E12 0.4- 0.2- K068T 703 1.3- 0.8- K068S 703 0.3+ 0.8- K068S 673 0.1+ 0.9+ K068T J95 0.3+ 0.4- K068S 703 0.1- 1.0- K068S 673 0.1- 0.3+ K068U J95 0.0 0.5+ K068S 703 0.1- 0.8- K068S E12 0.7- 0.7- K068U J77 1.6+ 1.6- K068S 703 (2.1- 2.2+) K068S E12 0.3+ 0.1- K068V 204 1.7- 0.3+ K068S 703 0.2+ 1.4+ K068T 703 0.6- 0.8+ K068V 204 1.2- 0.5+ K068S 703 0.2- 0.3- K068T 703 1.8- 0.4- K068V 204 (2.5- 4.4+) K068S 703 1.3- 0.6+ K068T 703 0.5- 0.6- K068V F84 0.0 0.3+ K068S 673 0.6+ 0.6+ K068T 703 0.3- 0.0 K068V F84 0.2- 0.0 K068S 673 1.0+ 0.1- K068T 703 1.0- 1.8+ K068V F84 0.1+ 0.3- Earth-Moon-barycentric orbital elements for various current epochs: Epoch T (JD) Peri. Node Incl. e a/km P/d YYYYMMDD (Referred to Earth equator) 20060905 2453965.19276 116.16549 154.39085 40.48052 0.2595560 755911 75.2 20060903 2453965.40212 120.07624 154.38133 40.47480 0.2486380 768108 77.1 20060901 2453965.66404 123.76021 154.36349 40.46041 0.2394410 777727 78.5 20060829 2453966.04648 128.18475 154.32653 40.41019 0.2274864 785003 79.6 20060827 2453966.21016 129.98906 154.30374 40.34185 0.2189329 783601 79.4 20060825 2453966.26402 130.77381 154.30359 40.23695 0.2081803 776667 78.4 20060823 2453966.22900 130.76140 154.35217 40.09990 0.1944694 764981 76.6 20060821 2453966.16542 130.39496 154.46786 39.94981 0.1785156 750605 74.4 The above orbital elements show perigees around 2006 Jan. 20 (geocentric distance 0.00282 AU), Mar. 27 (0.00418 AU), June 1 (0.00302 AU), Aug. 19 (0.00411 AU) and Oct. 19 (0.00340 AU). Apogees occur around 2006 Feb. 18 (0.00623 AU), May 3 (0.00600 AU), July 5 (0.00635 AU), Sept. 19 (0.00617 AU) and Nov. 28 (0.00644 AU). +-------------------------------------------------------------------------+ | 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://cfa-www.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. 65 Issued: 2006 Aug. 31, 14:56 UT