MPEC 1999-R23 : 1999 RO28
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M.P.E.C. 1999-R23 Issued 1999 Sept. 10, 16:15 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 RO28
Observations:
J99R28O* C1999 09 07.32994 23 41 39.78 -14 32 00.5 18.4 R 699
J99R28O C1999 09 07.36058 23 41 44.80 -14 32 43.3 699
J99R28O C1999 09 07.39127 23 41 49.86 -14 33 27.3 699
J99R28O C1999 09 07.94374 23 43 29.41 -14 46 47.9 18.8 106
J99R28O C1999 09 07.96318 23 43 32.61 -14 47 16.4 18.2 106
J99R28O C1999 09 07.98263 23 43 35.87 -14 47 43.8 18.1 106
J99R28O C1999 09 07.98601 23 43 36.41 -14 47 50.0 557
J99R28O C1999 09 07.98787 23 43 36.76 -14 47 52.3 557
J99R28O C1999 09 07.98975 23 43 37.07 -14 47 55.0 557
J99R28O C1999 09 08.04773 23 43 46.84 -14 49 18.5 19.1 V 595
J99R28O C1999 09 08.05647 23 43 48.37 -14 49 29.8 595
J99R28O C1999 09 08.06211 23 43 49.34 -14 49 38.8 595
J99R28O C1999 09 08.92495 23 46 26.04 -15 10 20.5 046
J99R28O C1999 09 08.92694 23 46 26.46 -15 10 22.8 046
J99R28O C1999 09 08.92816 23 46 26.67 -15 10 24.8 046
J99R28O C1999 09 08.93030 23 46 27.00 -15 10 28.1 046
J99R28O C1999 09 08.93296 23 46 27.48 -15 10 31.3 17.3 R 046
J99R28O C1999 09 09.53009 23 48 17.04 -15 24 09.0 17.9 R 426
J99R28O C1999 09 09.53358 23 48 17.59 -15 24 15.0 17.7 R 426
J99R28O C1999 09 09.53703 23 48 18.16 -15 24 19.7 17.7 R 426
J99R28O C1999 09 09.58045 23 48 25.07 -15 25 26.8 18.7 R 428
J99R28O C1999 09 09.63475 23 48 34.47 -15 26 43.6 18.7 R 428
J99R28O C1999 09 09.99027 23 49 39.94 -15 35 51.4 557
J99R28O C1999 09 09.99155 23 49 40.14 -15 35 53.1 557
J99R28O C1999 09 09.99285 23 49 40.36 -15 35 55.0 557
J99R28O C1999 09 09.99413 23 49 40.61 -15 35 56.8 557
J99R28O C1999 09 10.02478 23 49 45.99 -15 36 38.7 17.0 R 046
J99R28O C1999 09 10.02630 23 49 46.26 -15 36 42.1 046
J99R28O C1999 09 10.02882 23 49 46.57 -15 36 45.1 046
J99R28O C1999 09 10.03122 23 49 47.04 -15 36 47.8 046
J99R28O C1999 09 10.55146 23 51 24.56 -15 48 33.2 17.5 R 426
J99R28O C1999 09 10.55484 23 51 25.14 -15 48 38.4 17.9 R 426
J99R28O C1999 09 10.55821 23 51 25.74 -15 48 42.9 17.7 R 426
Observer details:
046 Klet. Observers M. Tichy, Z. Moravec. 0.57-m f/5.2 reflector + CCD.
106 Crni Vrh. Observer H. Mikuz. 0.36-m f/6.7 Schmidt-Cassegrain + 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, P. Kusnirak. 0.65-m f/3.6
reflector + CCD.
595 Farra d'Isonzo. Observers M. Spolaor, A. Toso, E. Pettarin. 0.40-m f/4.5
reflector + CCD
699 Lowell Observatory-LONEOS. Observer W. D. Ferris. Measurer B. W. Koehn.
0.59-m LONEOS Schmidt + CCD.
Orbital elements:
1999 RO28
Epoch 1999 Aug. 30.0 TT = JDT 2451420.5 Williams
M 355.10775 (2000.0) P Q
n 0.14714122 Peri. 219.74427 +0.98629695 -0.14707043
a 3.5534195 Node 148.47375 +0.16236888 +0.94561094
e 0.6530775 Incl. 8.21970 -0.02923491 +0.29015554
P 6.70 H 19.9 G 0.15
From 33 observations 1999 Sept. 7-10.
Ephemeris:
1999 RO28 a,e,i = 3.55, 0.65, 8 q = 1.2328
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1999 09 09 23 46.65 -15 11.6 0.265 1.266 166.5 10.7 18.2
1999 09 14 00 02.23 -17 09.4 0.256 1.254 163.8 12.9 18.2
1999 09 19 00 18.54 -18 57.9 0.250 1.244 160.8 15.4 18.2
1999 09 24 00 35.15 -20 29.8 0.249 1.237 157.8 17.9 18.3
1999 09 29 00 51.57 -21 39.3 0.251 1.233 155.0 20.1 18.4
1999 10 04 01 07.28 -22 23.1 0.256 1.233 152.6 21.9 18.5
1999 10 09 01 21.86 -22 39.8 0.264 1.236 150.6 23.3 18.6
1999 10 14 01 35.09 -22 30.0 0.275 1.241 149.2 24.3 18.7
1999 10 19 01 46.87 -21 55.8 0.288 1.250 148.2 24.9 18.8
1999 10 24 01 57.23 -21 00.4 0.305 1.262 147.4 25.1 19.0
1999 10 29 02 06.27 -19 47.6 0.324 1.277 147.0 25.1 19.1
1999 11 03 02 14.15 -18 20.6 0.345 1.294 146.5 25.0 19.3
1999 11 08 02 21.09 -16 42.6 0.370 1.314 146.1 24.9 19.5
1999 11 13 02 27.33 -14 56.3 0.398 1.337 145.6 24.8 19.7
1999 11 18 02 33.10 -13 04.6 0.428 1.361 144.8 24.8 19.9
1999 11 23 02 38.56 -11 09.8 0.462 1.388 143.8 24.9 20.1
1999 11 28 02 43.84 -09 14.2 0.500 1.416 142.4 25.1 20.3
1999 12 03 02 49.06 -07 19.3 0.541 1.446 140.8 25.5 20.5
1999 12 08 02 54.31 -05 26.4 0.585 1.477 139.0 26.0 20.8
1999 12 13 02 59.69 -03 36.4 0.633 1.510 136.8 26.5 21.0
1999 12 18 03 05.25 -01 50.1 0.685 1.544 134.5 27.0 21.2
1999 12 23 03 11.01 -00 08.1 0.740 1.579 132.1 27.6 21.5
1999 12 28 03 16.98 +01 29.1 0.799 1.614 129.5 28.1 21.7
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-R23
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