MPEC 1999-T60: 1999 TO13
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M.P.E.C. 1999-T60 Issued 1999 Oct. 14, 18:51 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
1999 TO13
Observations:
J99T13O* C1999 10 12.20370 00 49 27.70 +28 02 54.4 17.3 704
J99T13O C1999 10 12.21883 00 49 19.91 +28 05 32.5 17.5 704
J99T13O C1999 10 12.23295 00 49 12.63 +28 07 58.9 17.9 704
J99T13O C1999 10 12.24727 00 49 05.28 +28 10 26.7 17.8 704
J99T13O C1999 10 12.26145 00 48 58.09 +28 12 51.9 18.1 704
J99T13O C1999 10 12.96247 00 43 52.31 +30 02 02.6 611
J99T13O C1999 10 12.96362 00 43 51.75 +30 02 12.0 611
J99T13O C1999 10 12.96487 00 43 51.24 +30 02 22.1 611
J99T13O C1999 10 12.99354 00 43 37.94 +30 06 26.0 557
J99T13O C1999 10 12.99412 00 43 37.69 +30 06 31.0 557
J99T13O C1999 10 12.99471 00 43 37.41 +30 06 36.0 557
J99T13O C1999 10 12.99530 00 43 37.18 +30 06 41.0 17.1 V 557
J99T13O C1999 10 13.12624 00 42 41.29 +30 24 46.2 16.0 R 046
J99T13O C1999 10 13.12712 00 42 40.92 +30 24 53.2 046
J99T13O C1999 10 13.12793 00 42 40.59 +30 24 59.7 046
J99T13O C1999 10 13.12881 00 42 40.24 +30 25 06.9 046
J99T13O C1999 10 13.12956 00 42 39.92 +30 25 13.3 046
J99T13O C1999 10 13.18466 00 42 28.80 +30 33 31.6 670
J99T13O C1999 10 13.20928 00 42 18.09 +30 36 57.8 670
J99T13O C1999 10 13.24802 00 41 59.92 +30 42 19.0 17.4 704
J99T13O C1999 10 13.26313 00 41 54.84 +30 44 20.5 670
J99T13O C1999 10 13.26532 00 41 52.37 +30 44 38.8 17.4 704
J99T13O C1999 10 13.28278 00 41 44.80 +30 46 58.9 17.6 704
J99T13O C1999 10 13.29952 00 41 37.57 +30 49 12.2 17.7 704
J99T13O C1999 10 13.31547 00 41 30.64 +30 51 18.7 17.7 704
J99T13O C1999 10 13.71881 00 39 08.09 +31 41 37.0 557
J99T13O C1999 10 13.71963 00 39 07.76 +31 41 43.5 557
J99T13O C1999 10 13.72045 00 39 07.46 +31 41 50.1 557
J99T13O C1999 10 13.78552 00 38 43.09 +31 49 57.6 16.7 R 118
J99T13O C1999 10 13.78624 00 38 42.79 +31 50 03.3 118
J99T13O C1999 10 13.78970 00 38 41.44 +31 50 28.5 118
J99T13O C1999 10 13.91378 00 37 54.06 +32 05 17.3 16.9 R 046
J99T13O C1999 10 13.91463 00 37 53.73 +32 05 23.2 046
J99T13O C1999 10 13.91549 00 37 53.39 +32 05 29.2 046
J99T13O C1999 10 14.13287 00 36 41.52 +32 30 12.7 17.0 750
J99T13O C1999 10 14.13736 00 36 39.90 +32 30 44.2 16.8 750
J99T13O C1999 10 14.14322 00 36 37.78 +32 31 23.6 17.1 750
J99T13O C1999 10 14.15510 00 36 33.44 +32 32 45.2 17.1 750
J99T13O C1999 10 14.16485 00 36 29.86 +32 33 50.5 17.0 750
J99T13O C1999 10 14.20103 00 36 16.37 +32 37 50.3 750
J99T13O C1999 10 14.20405 00 36 15.37 +32 38 11.5 750
J99T13O C1999 10 14.21567 00 36 11.07 +32 39 25.2 750
J99T13O C1999 10 14.22944 00 36 05.91 +32 40 55.9 750
J99T13O C1999 10 14.26772 00 35 54.81 +32 45 23.1 670
J99T13O C1999 10 14.27637 00 35 49.76 +32 46 25.5 711
J99T13O C1999 10 14.27909 00 35 50.62 +32 46 37.1 670
J99T13O C1999 10 14.27996 00 35 48.45 +32 46 48.5 711
J99T13O C1999 10 14.28333 00 35 47.17 +32 47 10.2 711
Observer details:
046 Klet. Observers J. Ticha, M. Tichy. 0.57-m f/5.2 reflector + CCD.
118 Modra. Observers A. Galad, P. Koleny. 0.6-m f/5.5 reflector + CCD.
557 Ondrejov. Observers P. Pravec, P. Kusnirak. 0.65-m f/3.6 reflector + CCD.
611 Starkenburg. Observers M. Busch, R. Stoss, S. Kluegl. 0.45-m f/4.4
reflector + CCD.
670 Camarillo. Observer J. E. Rogers. 0.30-m f/6.7 Helin Telescope + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, M. Elowitz, R. Huber. Measurers J. Stuart, H. Viggh,
R. Sayer. 1.0-m f/2.15 reflector + CCD.
711 McDonald Observatory. Observers P. J. Shelus, J. G. Ries. 0.76-m
reflector + CCD.
750 Hobbs Observatory, Fall Creek. Observer R. Elliott. 0.3-m f/3.3 reflector
+ CCD.
Orbital elements:
1999 TO13 PHA 0.041A
Epoch 1999 Oct. 9.0 TT = JDT 2451460.5 Williams
M 22.93157 (2000.0) P Q
n 0.49375429 Peri. 302.23666 +0.72211322 +0.68583180
a 1.5853633 Node 15.13789 -0.45833580 +0.57229679
e 0.4367582 Incl. 20.27276 -0.51815131 +0.44956772
P 2.00 H 21.1 G 0.15
From 48 observations 1999 Oct. 12-14.
Ephemeris:
1999 TO13 a,e,i = 1.59, 0.44, 20 q = 0.8929
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 10 09 01 23.74 +13 37.4 0.045 1.044 169.8 9.7 15.1
1999 10 10 01 10.59 +19 32.4 0.052 1.049 166.6 12.7 15.5
1999 10 11 00 59.87 +24 01.0 0.059 1.055 162.7 16.3 15.9
1999 10 12 00 51.02 +27 27.1 0.067 1.061 159.3 19.4 16.3
1999 10 13 00 43.63 +30 08.0 0.074 1.067 156.5 21.9 16.7
1999 10 14 00 37.40 +32 15.7 0.083 1.073 154.1 23.9 17.0
1999 10 15 00 32.10 +33 58.6 0.091 1.078 152.2 25.6 17.2
1999 10 16 00 27.57 +35 22.7 0.099 1.084 150.5 26.9 17.5
1999 10 17 00 23.67 +36 32.2 0.108 1.091 149.1 28.0 17.7
1999 10 18 00 20.30 +37 30.2 0.116 1.097 147.8 28.9 17.9
1999 10 19 00 17.38 +38 19.1 0.125 1.103 146.7 29.7 18.1
1999 10 24 00 07.63 +40 54.3 0.169 1.134 142.7 32.1 18.9
1999 10 29 00 03.13 +42 07.2 0.215 1.166 139.9 33.3 19.5
1999 11 03 00 01.85 +42 39.7 0.261 1.198 137.7 33.9 20.0
1999 11 08 00 02.87 +42 49.9 0.309 1.231 135.6 34.2 20.4
1999 11 13 00 05.64 +42 47.5 0.359 1.264 133.6 34.5 20.8
1999 11 18 00 09.81 +42 38.1 0.410 1.298 131.6 34.7 21.2
1999 11 23 00 15.09 +42 25.2 0.462 1.331 129.6 34.9 21.5
1999 11 28 00 21.29 +42 10.5 0.516 1.364 127.5 35.1 21.8
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-T60
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