MPEC 2023-R74 : 2023 RB2
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.A form allowing access to any MPEC is at the bottom of this page.
Read MPEC 2023-R73
Read MPEC 2023-R75
M.P.E.C. 2023-R74 Issued 2023 September 9, 13:35 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. They are published
on behalf of Division F of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2023 RB2
Observations:
K23R02B C2023 09 05.29343021 12 07.125+19 58 25.21 19.91GVER074F52
K23R02B C2023 09 05.30509021 12 06.671+19 57 18.16 19.86GVER074F52
K23R02B C2023 09 05.31672121 12 06.222+19 56 10.54 19.94GVER074F52
K23R02B*5C2023 09 07.87410 21 11 20.16 +15 25 01.9 19.9 GXER074033
K23R02B 5C2023 09 07.87695 21 11 20.09 +15 24 42.3 19.9 GXER074033
K23R02B 5C2023 09 07.87980 21 11 20.01 +15 24 22.7 19.9 GXER074033
K23R02B 5C2023 09 07.93038 21 11 18.63 +15 18 32.1 19.9 GXER074033
K23R02B 5C2023 09 07.93322 21 11 18.55 +15 18 12.4 19.9 GXER074033
K23R02B 5C2023 09 07.93606 21 11 18.48 +15 17 52.4 19.8 GXER074033
K23R02B KC2023 09 07.96970821 11 17.37 +15 14 01.8 20.0 GVER074L01
K23R02B KC2023 09 07.97139321 11 17.37 +15 13 49.8 19.9 GVER074L01
K23R02B KC2023 09 07.97307821 11 17.33 +15 13 38.4 20.1 GVER074L01
K23R02B KC2023 09 07.97476421 11 17.25 +15 13 26.7 19.7 GVER074L01
K23R02B KC2023 09 07.97624021 11 17.21 +15 13 15.9 19.6 GVER074L01
K23R02B KC2023 09 08.01850 21 11 16.32 +15 08 20.2 VER074204
K23R02B KC2023 09 08.03147 21 11 16.00 +15 06 49.1 VER074204
K23R02B KB2023 09 08.03366621 11 16.18 +15 06 35.6 20.0 GVER074I93
K23R02B KB2023 09 08.03851321 11 16.04 +15 06 01.3 VER074I93
K23R02B KC2023 09 08.04137 21 11 15.80 +15 05 39.6 19.9 GVER074204
K23R02B KB2023 09 08.04300921 11 15.97 +15 05 29.6 19.8 GVER074I93
K23R02B KC2023 09 08.17402121 11 16.54 +14 50 20.1 20.0 GXER074858
K23R02B KC2023 09 08.17939821 11 16.40 +14 49 42.0 19.6 GXER074858
K23R02B KC2023 09 08.18471321 11 16.24 +14 49 04.5 20.1 GXER074858
K23R02B C2023 09 08.30900121 11 14.987+14 34 36.02 19.62GVER074F51
K23R02B C2023 09 08.31777021 11 14.706+14 33 33.87 19.69GVER074F51
K23R02B C2023 09 08.32635621 11 14.426+14 32 32.87 19.69GVER074F51
K23R02B KC2023 09 08.75615 21 11 09.69 +13 40 29.9 19.7 GXER074L51
K23R02B KC2023 09 08.75922 21 11 09.61 +13 40 07.3 19.8 GXER074L51
K23R02B KC2023 09 08.76209 21 11 09.54 +13 39 46.8 19.4 GXER074L51
K23R02B 1C2023 09 08.80216821 11 09.270+13 34 49.80 VER074246
K23R02B 1C2023 09 08.80239421 11 09.240+13 34 48.80 VER074246
K23R02B 1C2023 09 08.80262021 11 09.190+13 34 47.70 VER074246
K23R02B 1C2023 09 08.80284721 11 09.190+13 34 45.80 VER074246
K23R02B 1C2023 09 08.80329821 11 09.160+13 34 41.90 VER074246
K23R02B 1C2023 09 08.84588 21 11 08.22 +13 29 27.9 19.9 VXER074033
K23R02B 1C2023 09 08.84628 21 11 08.21 +13 29 25.0 19.9 VXER074033
K23R02B 1C2023 09 08.84668 21 11 08.20 +13 29 22.0 20.1 VXER074033
K23R02B KB2023 09 08.89597 21 11 07.078+13 23 18.53 19.0 GXER074L38
K23R02B KB2023 09 08.89977 21 11 06.967+13 22 50.09 19.1 GXER074L38
K23R02B KB2023 09 08.90355 21 11 06.871+13 22 21.68 19.0 GXER074L38
K23R02B KC2023 09 08.91432 21 11 06.52 +13 21 08.4 18.9 GVER074104
K23R02B KC2023 09 08.92045 21 11 06.40 +13 20 22.5 19.8 GVER074104
K23R02B KC2023 09 08.92659 21 11 06.23 +13 19 37.6 19.4 GVER074104
K23R02B 2C2023 09 08.98528321 11 05.15 +13 12 27.2 19.7 GVER074Z84
K23R02B 2C2023 09 08.99754021 11 04.84 +13 10 55.9 19.5 GVER074Z84
K23R02B 2C2023 09 09.00979621 11 04.51 +13 09 24.7 19.7 GVER074Z84
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers C. Demeautis, B.
Stecklum, S. Melnikov, F. Ludwig, C. Hoegner, M. Hartmann. Measurers C.
Demeautis, B. Stecklum. 1.34-m f/3 Schmidt + CCD.
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m F4 Reflector + CCD.
204 Schiaparelli Observatory. Observers L. Buzzi, G. Galli. 0.84-m f/3.5
reflector + CCD.
246 Klet Observatory-KLENOT. Observers M. Tichy, J. Ticha, M. Janda, M.
Honkova. Measurer M. Tichy. 1.06-m f/2.7 Reflector + 2048x2048 CCD.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.51-m f/8.1
Schmidt-Cassegrain + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, P.
Minguez, A. Schultz, I. Smith. Measurers S. Chastel, J. Fairlamb, M.
Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien +
CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, K. Chambers, T. Dukes, T.
Lowe, P. Minguez, A. Schultz, I. Smith. Measurers S. Chastel, J.
Fairlamb, M. Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m
Ritchey-Chretien + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CMO.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
L38 Gartensternwarte Schafsweide, Sehlde. Observer A. Opitz. 0.35-m f/5.2
Newton + CMO.
L51 MARGO, Nauchnyi. Observer G. Borisov. 0.50-m f/1.9 reflector + CCD.
Z84 Calar Alto-Schmidt. Observer E. Schwab. Measurers E. Schwab, M. Micheli.
0.8-m f/3 Schmidt + CCD.
Orbital elements:
2023 RB2 Earth MOID = 0.1005 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 328.12399 (2000.0) P Q
n 0.55992590 Peri. 231.65423 +0.71789493 -0.69320976
a 1.4578595 Node 171.51612 +0.69260906 +0.72047631
e 0.3022236 Incl. 25.67934 -0.07013949 +0.01934204
P 1.76 H 22.10 G 0.15 U 9
Residuals in seconds of arc
230905 F52 0.0 0.0 230908 I93 0.1- 0.0 230908 246 0.2- 0.7+
230905 F52 0.0 0.2+ 230908 I93 0.4- 0.2- 230908 246 0.5- 0.1+
230905 F52 0.0 0.2- 230908 204 0.2+ 0.1+ 230908 033 0.0 0.0
230907 033 0.1- 0.0 230908 I93 0.2+ 0.3- 230908 033 0.0 0.0
230907 033 0.1+ 0.1+ 230908 858 0.5- 0.3+ 230908 033 0.0 0.1-
230907 033 0.0 0.2+ 230908 858 0.2- 0.0 230908 L38 0.1+ 0.4+
230907 033 0.1+ 0.2+ 230908 858 0.1- 0.1- 230908 L38 0.2- 0.0
230907 033 0.0 0.3+ 230908 F51 0.0 0.0 230908 L38 0.2- 0.4-
230907 033 0.1+ 0.0 230908 F51 0.0 0.0 230908 104 0.1- 0.1+
230907 L01 0.4- 0.1+ 230908 F51 0.0 0.0 230908 104 0.5+ 0.4-
230907 L01 0.3+ 0.1- 230908 L51 0.2- 0.5- 230908 104 0.3+ 0.2+
230907 L01 0.3+ 0.2+ 230908 L51 0.2- 0.8- 230908 Z84 0.1- 0.1-
230907 L01 0.2- 0.3+ 230908 L51 0.2- 0.3- 230908 Z84 0.1+ 0.1-
230907 L01 0.2- 0.2- 230908 246 0.7+ 0.2- 230909 Z84 0.1- 0.2+
230908 204 0.1- 0.0 230908 246 0.4+ 0.4+
230908 204 0.2- 0.0 230908 246 0.3- 1.0+
Ephemeris:
2023 RB2 a,e,i = 1.46, 0.30, 26 q = 1.0173
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 08 10 21 26 14.7 +38 04 57 0.3922 1.2845 126.1 39.6 22.2
...
2023 08 25 21 17 48.7 +32 23 49 0.2728 1.2182 134.6 36.2 21.2
...
2023 09 02 21 13 27.0 +24 42 44 0.2162 1.1842 140.6 32.7 20.5
...
2023 09 08 21 11 18.2 +15 11 02 0.1801 1.1598 145.0 29.9 20.0
2023 09 09 21 11 06.0 +13 11 05 0.1748 1.1558 145.5 29.6 19.9
2023 09 10 21 10 57.2 +11 03 18 0.1699 1.1519 145.9 29.3 19.8
...
2023 09 16 21 11 31.4 -04 29 21 0.1471 1.1290 144.8 30.9 19.5
...
2023 09 24 21 17 49.8 -29 55 11 0.1410 1.1008 130.8 43.6 19.7
...
2023 10 09 22 00 54.0 -65 11 45 0.1949 1.0569 102.0 67.6 21.0
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-R74
Read MPEC 2023-R73
Read MPEC 2023-R75
Enter an MPEC number in one of the following forms:
- 1997-B01 (the full form)
- J97B01 (the packed version of the full form)
- B01 (the abbreviated form)