MPEC 2023-R222 : 2023 RZ9
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M.P.E.C. 2023-R222 Issued 2023 September 15, 13:04 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 RZ9
Observations:
K23R09Z C2023 09 09.26070220 49 52.458+02 07 29.67 20.53GVER222F51
K23R09Z C2023 09 09.26949120 49 58.306+02 05 59.83 21.18GVER222F51
K23R09Z C2023 09 09.27821520 50 04.073+02 04 31.25 21.37GVER222F51
K23R09Z C2023 09 09.28777920 50 10.339+02 02 54.44 20.93GVER222F51
K23R09Z C2023 09 09.41300120 51 33.024+01 41 28.38 21.01GVER222F51
K23R09Z C2023 09 12.27961521 32 31.183-07 31 16.47 VER222F52
K23R09Z* C2023 09 12.29148521 32 41.516-07 33 47.70 20.60wXER222F52
K23R09Z C2023 09 12.30362521 32 51.995-07 36 21.70 20.88wXER222F52
K23R09Z C2023 09 12.31552721 33 02.272-07 38 52.95 VER222F52
K23R09Z C2023 09 13.05285621 45 10.37 -10 12 36.8 WER222X09
K23R09Z C2023 09 13.05985121 45 16.74 -10 14 07.7 WER222X09
K23R09Z KC2023 09 15.19226 22 23 30.26 -18 00 44.3 20.5 RVER222691
K23R09Z KC2023 09 15.20513 22 23 43.67 -18 03 31.4 20.4 RVER222691
Observer details:
691 Steward Observatory, Kitt Peak-Spacewatch. Observer T. H. Bressi. 0.9-m
f/3 reflector + 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, K. Chambers,
T. de Boer, J. Bulger, H. Gao, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez,
A. Schultz, I. Smith. 1.8-m Ritchey-Chretien + CCD.
X09 Deep Random Survey, Rio Hurtado. Observers A. Schnabel, D. Ruhela.
Measurer S. Deen. 0.43-m reflector + CMOS.
Orbital elements:
2023 RZ9 Earth MOID = 0.0308 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 357.33842 (2000.0) P Q
n 0.58658594 Peri. 184.03054 +0.99363810 +0.10926061
a 1.4133453 Node 169.57761 -0.09864795 +0.96135404
e 0.2664610 Incl. 8.68050 -0.05433141 +0.25270641
P 1.68 H 26.88 G 0.15 U 8
Residuals in seconds of arc
230909 F51 0.3- 0.1+ 230912 F52 0.4- 0.2+ 230913 X09 0.2+ 1.4-
230909 F51 0.2+ 0.4- 230912 F52 0.3+ 0.2- 230915 691 0.1+ 0.4+
230909 F51 0.4+ 0.2- 230912 F52 0.1+ 0.0 230915 691 0.1- 0.2-
230909 F51 0.1- 0.4+ 230912 F52 0.2+ 0.2-
230909 F51 0.1- 0.2+ 230913 X09 1.7+ 1.8-
Ephemeris:
2023 RZ9 a,e,i = 1.41, 0.27, 9 q = 1.0367
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 08 16 18 54 07.8 +26 20 00 0.1053 1.0739 123.0 52.2 24.1
...
2023 08 31 19 34 04.0 +18 40 55 0.06090 1.0478 127.5 49.8 22.8
...
2023 09 08 20 35 04.7 +05 29 54 0.04114 1.0401 141.1 37.5 21.5
...
2023 09 14 22 01 27.8 -13 39 41 0.03361 1.0372 157.0 22.3 20.7
2023 09 15 22 19 45.8 -17 16 17 0.03342 1.0370 158.0 21.3 20.6
2023 09 16 22 38 51.7 -20 46 00 0.03358 1.0368 157.9 21.4 20.6
...
2023 09 22 00 33 46.9 -35 21 43 0.04100 1.0374 144.1 34.6 21.5
...
2023 09 30 02 14 32.5 -39 52 10 0.06096 1.0423 130.5 46.9 22.7
...
2023 10 15 03 20 22.3 -37 51 29 0.1068 1.0634 125.8 49.5 24.0
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-R222
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