MPEC 1999-A30 : 1999 AR7
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Read MPEC 1999-A29
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M.P.E.C. 1999-A30 Issued 1999 Jan. 15, 16:52 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
1999 AR7
Observations:
J99A07R* C1999 01 11.18169 02 45 45.34 +09 36 51.8 18.9 704
J99A07R C1999 01 11.19215 02 45 44.76 +09 37 23.4 19.1 704
J99A07R C1999 01 11.20268 02 45 44.17 +09 37 51.4 19.2 704
J99A07R C1999 01 11.21319 02 45 43.81 +09 38 22.0 19.0 704
J99A07R C1999 01 12.15345 02 45 06.12 +10 23 49.1 17.0 R 758
J99A07R C1999 01 12.46501 02 44 54.64 +10 38 55.4 18.8 R 422
J99A07R C1999 01 12.46615 02 44 54.61 +10 38 59.1 18.4 R 422
J99A07R C1999 01 12.46773 02 44 54.54 +10 39 03.3 18.6 R 422
J99A07R C1999 01 12.46877 02 44 54.54 +10 39 06.6 18.3 R 422
J99A07R C1999 01 12.47035 02 44 54.47 +10 39 11.3 18.5 R 422
J99A07R C1999 01 12.76591 02 44 43.98 +10 53 04.6 17.2 R 046
J99A07R C1999 01 12.76734 02 44 43.89 +10 53 07.8 046
J99A07R C1999 01 12.77661 02 44 43.62 +10 53 34.6 17.5 R 046
J99A07R C1999 01 12.77814 02 44 43.61 +10 53 37.6 046
J99A07R WC1999 01 12.79411 02 44 42.92 +10 54 24.7 557
J99A07R C1999 01 12.79586 02 44 42.84 +10 54 29.0 557
J99A07R WC1999 01 12.79760 02 44 42.70 +10 54 33.9 557
J99A07R C1999 01 13.04171 02 44 34.25 +11 06 15.1 17.0 R 758
J99A07R C1999 01 13.04943 02 44 33.94 +11 06 37.6 17.2 R 758
J99A07R C1999 01 13.05821 02 44 33.58 +11 07 03.0 16.8 R 758
J99A07R C1999 01 13.43597 02 44 20.70 +11 25 06.7 18.5 R 428
J99A07R C1999 01 13.44213 02 44 20.47 +11 25 26.2 18.4 R 428
J99A07R C1999 01 13.49359 02 44 18.52 +11 27 51.0 18.2 R 428
J99A07R C1999 01 13.73829 02 44 11.11 +11 39 10.6 17.3 R 118
J99A07R C1999 01 13.74172 02 44 11.01 +11 39 20.8 118
J99A07R C1999 01 13.74456 02 44 10.91 +11 39 28.5 118
J99A07R C1999 01 13.82338 02 44 08.18 +11 43 12.0 17.8 R 587
J99A07R C1999 01 13.82648 02 44 08.07 +11 43 20.9 587
J99A07R C1999 01 14.07780 02 44 00.54 +11 55 11.4 18.5 704
J99A07R C1999 01 14.10083 02 43 59.74 +11 56 14.8 19.6 704
J99A07R C1999 01 14.12380 02 43 58.87 +11 57 22.8 19.3 704
J99A07R C1999 01 14.17020 02 43 57.14 +11 59 33.1 19.3 704
J99A07R C1999 01 14.48355 02 43 47.96 +12 14 26.7 18.6 R 426
J99A07R C1999 01 14.48772 02 43 47.85 +12 14 38.3 18.2 R 426
J99A07R C1999 01 14.49248 02 43 47.57 +12 14 51.3 18.6 R 426
J99A07R C1999 01 14.87104 02 43 36.88 +12 32 15.8 17.5 R 046
J99A07R C1999 01 14.87321 02 43 36.60 +12 32 20.6 046
J99A07R C1999 01 14.87465 02 43 36.69 +12 32 25.8 046
J99A07R C1999 01 14.87571 02 43 36.69 +12 32 28.4 046
J99A07R SC1999 01 14.90543 02 43 35.87 +12 33 51.4 557
J99A07R SC1999 01 14.90766 02 43 35.78 +12 33 57.6 557
J99A07R C1999 01 15.19160 02 43 28.33 +12 47 09.9 658
J99A07R C1999 01 15.19605 02 43 28.18 +12 47 22.1 658
J99A07R C1999 01 15.19884 02 43 28.11 +12 47 30.0 658
Observer details:
046 Klet. Observer M. Tichy. 0.57-m f/5.2 reflector + CCD.
118 Modra. Observers L. Kornos, J. Toth. 0.6-m f/5.5 reflector + CCD.
422 Loomberah. Observer G. J. Garradd. 0.45-m f/5.4 reflector + CCD.
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
428 Reedy Creek. Observer J. Broughton. 0.25-m f/6.3 Schmidt-Cassegrain
+ CCD.
557 Ondrejov. Observers P. Pravec, L. Sarounova. 0.65-m f/3.6 reflector
+ CCD.
587 Sormano. Observers F. Manca, P. Sicoli. 0.5-m reflector + CCD.
658 Dominion Astrophysical Observatory. Observers G. C. L. Aikman, C. Medina,
F. Nores 1.82-m reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko. Measurers J. Stuart, H. Viggh, R. Sayer. 1.0-m f/2.15
reflector + CCD.
758 BCC Observatory, Cocoa. Observer I. P. Griffin. 0.30-m f/5 Maksutov
+ CCD.
Orbital elements:
1999 AR7
Epoch 1999 Jan. 2.0 TT = JDT 2451180.5 Williams
M 311.13525 (2000.0) P Q
n 0.47541480 Peri. 59.76947 -0.61684840 -0.44779208
a 1.6258766 Node 85.62269 +0.28349577 -0.89359411
e 0.2086587 Incl. 40.47984 +0.73425350 -0.03117409
P 2.07 H 16.5 G 0.15
From 44 observations 1999 Jan. 11-15.
Ephemeris:
1999 AR7 a,e,i = 1.63, 0.21, 40 q = 1.2866
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 01 12 02 45.21 +10 16.5 0.742 1.425 110.6 40.2 18.2
1999 01 17 02 42.77 +14 10.2 0.775 1.413 106.2 42.0 18.3
1999 01 22 02 41.85 +17 50.1 0.812 1.400 102.0 43.4 18.5
1999 01 27 02 42.33 +21 16.6 0.850 1.388 98.1 44.6 18.6
1999 02 01 02 44.10 +24 30.5 0.889 1.377 94.4 45.5 18.7
1999 02 06 02 47.07 +27 32.7 0.930 1.366 90.9 46.2 18.8
1999 02 11 02 51.18 +30 24.5 0.970 1.355 87.7 46.7 18.9
1999 02 16 02 56.39 +33 07.1 1.009 1.345 84.7 47.0 18.9
1999 02 21 03 02.68 +35 41.3 1.048 1.336 81.9 47.1 19.0
1999 02 26 03 10.03 +38 08.1 1.086 1.327 79.4 47.1 19.1
1999 03 03 03 18.46 +40 27.9 1.122 1.320 77.0 47.0 19.1
1999 03 08 03 27.98 +42 41.3 1.156 1.313 74.9 46.9 19.2
1999 03 13 03 38.66 +44 48.5 1.188 1.306 73.0 46.7 19.2
1999 03 23 04 03.82 +48 44.0 1.245 1.296 69.6 46.1 19.3
1999 04 02 04 34.61 +52 12.1 1.294 1.290 67.0 45.5 19.3
1999 04 12 05 11.83 +55 06.0 1.332 1.287 65.1 45.0 19.4
1999 04 22 05 56.02 +57 14.6 1.363 1.288 63.8 44.5 19.4
1999 05 02 06 46.59 +58 23.8 1.386 1.292 63.0 44.0 19.5
1999 05 12 07 41.33 +58 18.7 1.404 1.300 62.7 43.7 19.5
1999 05 22 08 36.62 +56 50.5 1.419 1.312 62.7 43.3 19.5
1999 06 01 09 28.73 +54 00.6 1.434 1.327 62.9 42.9 19.6
1999 06 11 10 15.44 +49 58.7 1.452 1.344 63.1 42.4 19.6
1999 06 21 10 56.31 +45 00.1 1.476 1.364 63.3 41.7 19.6
1999 07 01 11 31.92 +39 21.8 1.509 1.387 63.1 40.8 19.7
1999 07 11 12 03.26 +33 19.8 1.551 1.411 62.6 39.8 19.8
1999 07 21 12 31.36 +27 08.3 1.605 1.437 61.7 38.5 19.9
1999 07 31 12 57.06 +20 59.2 1.671 1.464 60.3 37.1 19.9
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-A30
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