MPEC 1999-R22: 1999 RN28
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M.P.E.C. 1999-R22 Issued 1999 Sept. 10, 16:12 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 RN28
Observations:
J99R28N* C1999 09 07.28455 22 11 58.58 -15 38 54.3 19.0 704
J99R28N C1999 09 07.29712 22 11 59.20 -15 38 04.7 19.2 704
J99R28N C1999 09 07.30934 22 11 59.94 -15 37 15.1 18.8 704
J99R28N C1999 09 07.32141 22 12 00.61 -15 36 27.7 18.9 704
J99R28N C1999 09 07.33351 22 12 01.28 -15 35 40.1 19.0 704
J99R28N C1999 09 08.91814 22 13 56.05 -13 53 04.1 18.9 V 557
J99R28N C1999 09 08.91942 22 13 56.17 -13 52 59.3 557
J99R28N C1999 09 08.92071 22 13 56.25 -13 52 54.2 557
J99R28N C1999 09 08.92199 22 13 56.30 -13 52 49.2 557
J99R28N C1999 09 08.97225 22 13 59.20 -13 49 34.5 046
J99R28N C1999 09 08.97403 22 13 59.35 -13 49 28.1 18.0 R 046
J99R28N C1999 09 08.97535 22 13 59.43 -13 49 22.7 046
J99R28N C1999 09 08.97640 22 13 59.52 -13 49 19.7 046
J99R28N C1999 09 08.97782 22 13 59.54 -13 49 13.3 17.7 R 046
J99R28N C1999 09 09.19516 22 14 16.86 -13 35 13.7 18.8 704
J99R28N C1999 09 09.20906 22 14 17.56 -13 34 22.0 19.2 704
J99R28N C1999 09 09.22335 22 14 18.40 -13 33 26.8 19.1 704
J99R28N C1999 09 09.23735 22 14 19.15 -13 32 33.2 19.2 704
J99R28N C1999 09 09.25122 22 14 19.91 -13 31 40.6 19.2 704
J99R28N C1999 09 09.28895 22 14 22.01 -13 29 15.7 18.8 704
J99R28N C1999 09 09.30320 22 14 22.81 -13 28 21.5 18.5 704
J99R28N C1999 09 09.31763 22 14 23.63 -13 27 27.4 19.3 704
J99R28N C1999 09 09.33157 22 14 24.37 -13 26 33.6 18.9 704
J99R28N C1999 09 09.89929 22 15 06.40 -12 50 41.4 17.7 R 046
J99R28N C1999 09 09.90128 22 15 06.50 -12 50 32.2 046
J99R28N C1999 09 09.90306 22 15 06.70 -12 50 26.7 046
J99R28N C1999 09 09.90529 22 15 06.72 -12 50 18.3 046
J99R28N C1999 09 09.93734 22 15 08.61 -12 48 18.5 19.1 V 557
J99R28N C1999 09 09.93863 22 15 08.69 -12 48 13.0 557
J99R28N C1999 09 09.93991 22 15 08.78 -12 48 08.3 557
J99R28N C1999 09 10.56439 22 15 53.92 -12 08 06.5 18.5 R 426
J99R28N C1999 09 10.56855 22 15 54.17 -12 07 49.8 18.6 R 426
J99R28N C1999 09 10.57275 22 15 54.42 -12 07 34.3 18.9 R 426
Observer details:
046 Klet. Observers M. Tichy, Z. Moravec. 0.57-m f/5.2 reflector + CCD.
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
557 Ondrejov. Observers P. Pravec, P. Kusnirak. 0.65-m f/3.6 reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, M. Elowitz. Measurers J. Stuart, H. Viggh, R. Sayer. 1.0-m
f/2.15 reflector + CCD.
Orbital elements:
1999 RN28
Epoch 1999 Aug. 30.0 TT = JDT 2451420.5 Williams
M 1.78971 (2000.0) P Q
n 0.30102792 Peri. 342.53369 +0.85542373 +0.51660907
a 2.2049472 Node 346.17758 -0.45481311 +0.71513574
e 0.4638798 Incl. 8.89701 -0.24778070 +0.47084599
P 3.27 H 21.3 G 0.15
From 33 observations 1999 Sept. 7-10.
Ephemeris:
1999 RN28 a,e,i = 2.20, 0.46, 9 q = 1.1821
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 09 09 22 14.03 -13 47.2 0.193 1.194 164.4 13.1 18.9
1999 09 14 22 19.99 -08 41.5 0.205 1.203 162.8 14.3 19.1
1999 09 19 22 26.01 -04 09.2 0.220 1.214 160.4 16.1 19.3
1999 09 24 22 32.15 -00 13.9 0.239 1.228 157.6 18.2 19.6
1999 09 29 22 38.44 +03 05.1 0.261 1.243 154.6 20.2 19.9
1999 10 04 22 44.90 +05 50.5 0.286 1.260 151.8 22.1 20.1
1999 10 09 22 51.59 +08 06.7 0.314 1.279 149.0 23.7 20.4
1999 10 14 22 58.54 +09 58.6 0.345 1.299 146.3 25.2 20.7
1999 10 19 23 05.77 +11 30.6 0.379 1.321 143.7 26.5 21.0
1999 10 24 23 13.27 +12 46.8 0.416 1.344 141.2 27.6 21.3
1999 10 29 23 21.00 +13 50.5 0.455 1.369 138.6 28.7 21.5
1999 11 03 23 28.96 +14 44.4 0.498 1.394 136.1 29.6 21.8
1999 11 08 23 37.13 +15 30.9 0.543 1.420 133.6 30.4 22.0
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-R22
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