MPEC 2023-R187 : 2023 RY7
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M.P.E.C. 2023-R187 Issued 2023 September 14, 11:38 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 RY7
Observations:
K23R07Y*KC2023 09 12.99081 23 41 13.332-10 22 03.29 18.8 GXER187L87
K23R07Y KC2023 09 12.99235 23 41 13.162-10 21 22.32 18.7 GXER187L87
K23R07Y KC2023 09 12.99697 23 41 12.610-10 19 21.72 18.8 GXER187L87
K23R07Y KC2023 09 13.00159 23 41 11.998-10 17 19.32 18.8 GXER187L87
K23R07Y KC2023 09 13.00313 23 41 11.784-10 16 38.60 18.8 GXER187L87
K23R07Y C2023 09 13.14837723 41 13.01 -09 11 46.9 WER187X09
K23R07Y C2023 09 13.15189923 41 12.68 -09 10 13.1 WER187X09
K23R07Y KB2023 09 13.23816 23 41 07.22 -08 35 05.5 18.6 rZER187H36
K23R07Y KB2023 09 13.24057 23 41 06.92 -08 34 00.1 18.7 rZER187H36
K23R07Y KB2023 09 13.24297 23 41 06.65 -08 32 54.2 18.7 rZER187H36
K23R07Y KC2023 09 13.29635 23 41 05.503-08 08 35.59 18.3 GVER187U52
K23R07Y KC2023 09 13.29881 23 41 05.242-08 07 26.11 18.0 GVER187U52
K23R07Y KC2023 09 13.30127 23 41 04.930-08 06 19.73 VER187U52
K23R07Y KC2023 09 13.58556 23 40 48.96 -05 48 03.5 18.8 VqER187E23
K23R07Y KC2023 09 13.59250 23 40 48.08 -05 44 41.3 18.7 VqER187E23
K23R07Y KC2023 09 13.61333 23 40 45.49 -05 34 37.1 19.0 VqER187E23
K23R07Y KC2023 09 13.84297 23 40 44.333-03 45 34.02 18.6 VqER187L90
K23R07Y KC2023 09 13.85097 23 40 43.471-03 41 36.31 18.1 VqER187L90
K23R07Y KC2023 09 13.85897 23 40 42.463-03 37 32.74 qER187L90
K23R07Y KB2023 09 13.86191223 40 43.84 -03 36 24.4 18.4 GVER187I93
K23R07Y KC2023 09 13.86262723 40 41.89 -03 36 07.4 XER187595
K23R07Y KB2023 09 13.86642623 40 43.45 -03 34 08.4 18.9 GVER187I93
K23R07Y KC2023 09 13.86781623 40 41.35 -03 33 30.6 19.4 GXER187595
K23R07Y KB2023 09 13.87089323 40 43.04 -03 31 53.9 18.5 GVER187I93
K23R07Y KC2023 09 13.87818623 40 40.32 -03 28 17.5 18.9 GXER187595
K23R07Y 1C2023 09 13.90487 23 40 32.92 -03 14 48.8 18.7 GVER187C40
K23R07Y 1C2023 09 13.90620 23 40 32.75 -03 14 08.3 19.2 GVER187C40
K23R07Y 1C2023 09 13.90782 23 40 32.56 -03 13 19.1 18.4 GVER187C40
K23R07Y 1C2023 09 13.91078 23 40 32.21 -03 11 49.7 19.0 GVER187C40
K23R07Y 1C2023 09 13.91183 23 40 32.09 -03 11 17.4 19.2 GVER187C40
K23R07Y 1C2023 09 13.91747 23 40 31.43 -03 08 26.5 19.3 GVER187C40
K23R07Y 1C2023 09 13.92406 23 40 30.65 -03 05 05.3 18.2 GVER187C40
K23R07Y 1C2023 09 13.92462 23 40 30.59 -03 04 48.5 18.9 GVER187C40
K23R07Y 1C2023 09 13.93021 23 40 29.95 -03 01 58.7 19.2 GVER187C40
K23R07Y 1C2023 09 13.93294 23 40 29.66 -03 00 35.1 19.2 GVER187C40
K23R07Y 1C2023 09 13.93580 23 40 29.33 -02 59 07.6 18.2 GVER187C40
K23R07Y KB2023 09 13.93675023 40 36.48 -02 58 34.5 18.9 GXER187958
K23R07Y KB2023 09 13.94414223 40 35.77 -02 54 48.7 19.0 GXER187958
K23R07Y KB2023 09 13.95153523 40 34.93 -02 51 03.2 18.6 GXER187958
K23R07Y KB2023 09 13.95203 23 40 32.69 -02 51 10.7 VER187L65
K23R07Y KB2023 09 13.96305 23 40 31.55 -02 45 34.3 18.7 GVER187L65
K23R07Y C2023 09 13.96673 23 40 28.75 -02 38 42.9 18.8 GVER187M28
K23R07Y C2023 09 13.96889 23 40 28.50 -02 37 37.8 18.6 GVER187M28
K23R07Y C2023 09 13.97101 23 40 28.23 -02 36 31.7 18.9 GVER187M28
K23R07Y 1C2023 09 14.05426 23 40 21.23 -01 58 37.9 20.0 VXER187033
K23R07Y 1C2023 09 14.05454 23 40 21.21 -01 58 29.4 20.0 VXER187033
K23R07Y 1C2023 09 14.05483 23 40 21.19 -01 58 20.2 20.1 VXER187033
K23R07Y KC2023 09 14.22555023 40 18.92 -00 28 26.4 19.1 VuER187H21
K23R07Y KC2023 09 14.22747823 40 18.70 -00 27 25.0 19.3 VuER187H21
K23R07Y KC2023 09 14.22940623 40 18.45 -00 26 23.8 uER187H21
K23R07Y KC2023 09 14.23133623 40 18.21 -00 25 22.3 19.2 VuER187H21
K23R07Y KC2023 09 14.23326323 40 17.96 -00 24 21.1 19.4 VuER187H21
K23R07Y KC2023 09 14.23519123 40 17.70 -00 23 19.6 19.1 VuER187H21
K23R07Y KC2023 09 14.23766023 40 17.38 -00 22 01.0 19.0 VuER187H21
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, C.
Hoegner, F. Ludwig, M. Hartmann, B. Stecklum. Measurer B. Stecklum.
1.34-m f/3 Schmidt + CCD.
595 Farra d'Isonzo. Observers E. Amodeo, S. Manca, E. Pettarin. Measurer E.
Pettarin. 0.61-m f/4.5 reflector + CCD.
958 Observatoire de Dax. Observer P. Dupouy. 0.32-m f/4.1 0.32-m Schmidt-
Cassegrain + CMO.
C40 Kuban State University Astrophysical Observatory. Observers A. Ivanov, A.
Barcov, V. Ivanov, V. Lysenko, N. Yakovenko, N. Ivanova, N. Gorbunov, G.
Kurbatov, P. Shchukin, V. Roshchupko. Measurer A. Ivanov. 0.51-m f/8
reflector + CCD.
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 reflector + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 0.76-m f/3.0 astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m f/4.8 reflector +
CMO.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CMO.
L65 Bredenkamp Observatory, Bremen. Observer H. Duin. 0.23-m f/6.3 reflector
+ CMO.
L87 Moonbase South Observatory, Hakos. Observer G. Duszanowicz. Measurer J.
Camarasa. 0.28-m f/1.9 reflector + CCD.
L90 ABObservatory, Rosarno. Observer A. Brosio. 0.30-m f/4.0 reflector +
CCD.
M28 Lesedi Telescope-SAAO Observatory, Sutherland. Observers N. Erasmus, S.
Potter, C. van Gend, S. Chandra, H. Worters. Measurers T. Ngwane, N.
Erasmus. 1.0-m f/8 Reflector + CCD.
U52 Shasta Valley Observatory, Grenada. Observers J. E. Rogers, B. Haeusler.
Measurers J. E. Rogers, D. Parrott. 0.30-m f/5.2 0.30-m Helin Telescope +
CCD.
X09 Deep Random Survey, Rio Hurtado. Observers A. Schnabel, D. Ruhela.
Measurer S. Deen. 0.43-m reflector + CMOS.
Orbital elements:
2023 RY7 Earth MOID = 0.0345 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 349.20772 (2000.0) P Q
n 0.40337348 Peri. 29.53578 +0.93472863 -0.35268386
a 1.8141136 Node 350.79427 +0.24852010 +0.73636375
e 0.4471446 Incl. 15.79603 +0.25400818 +0.57739286
P 2.44 H 25.60 G 0.15 U 8
Residuals in seconds of arc
230912 L87 0.2- 0.7- 230913 L90 3.3- 4.9+ 230913 958 1.2- 0.4-
230912 L87 0.1+ 0.2- 230913 I93 0.5- 0.3- 230913 958 0.5+ 0.1-
230912 L87 0.4+ 1.0- 230913 595 0.2+ 0.3+ 230913 958 0.4+ 0.3-
230913 L87 0.2- 0.1- 230913 I93 0.3- 0.3- 230913 L65 0.0 0.6+
230913 L87 0.6- 0.1+ 230913 595 0.0 0.7+ 230913 L65 0.4+ 0.1-
230913 X09 0.1+ 0.1+ 230913 I93 0.3- 0.5- 230913 M28 1.6- 1.5+
230913 X09 1.3+ 0.9- 230913 595 0.5+ 0.8+ 230913 M28 1.1- 0.4+
230913 H36 0.2+ 0.7+ 230913 C40 0.3+ 0.0 230913 M28 1.0- 1.4+
230913 H36 0.2- 0.3+ 230913 C40 0.0 0.1+ 230914 033 0.1- 0.7-
230913 H36 0.2- 0.6+ 230913 C40 0.0 0.1+ 230914 033 0.1+ 0.9-
230913 U52 0.8- 1.0- 230913 C40 0.1- 0.4- 230914 033 0.2+ 0.7-
230913 U52 0.7- 0.9+ 230913 C40 0.0 0.1- 230914 H21 0.4- 0.6-
230913 U52 1.3- 0.7- 230913 C40 0.1- 0.7- 230914 H21 0.0 0.5-
230913 E23 0.3+ 1.0- 230913 C40 0.3- 0.1- 230914 H21 0.1- 0.6-
230913 E23 0.1+ 0.2+ 230913 C40 0.3- 0.4- 230914 H21 0.1- 0.5-
230913 E23 0.0 0.3- 230913 C40 0.2- 0.9- 230914 H21 0.2- 0.6-
230913 L90 0.3- 4.7+ 230913 C40 0.2+ 0.6- 230914 H21 0.5- 0.5-
230913 L90 0.9- 2.0+ 230913 C40 0.2+ 0.3- 230914 H21 0.6- 0.4-
Ephemeris:
2023 RY7 a,e,i = 1.81, 0.45, 16 q = 1.0029
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 08 15 23 36 38.6 -53 07 07 0.2210 1.1784 134.5 37.9 24.2
...
2023 08 30 23 44 02.6 -48 08 25 0.1210 1.1031 138.2 37.6 22.7
...
2023 09 07 23 43 57.5 -36 49 15 0.07183 1.0695 148.0 30.0 21.3
...
2023 09 13 23 41 15.1 -10 19 09 0.04214 1.0482 172.1 7.5 19.4
2023 09 14 23 40 28.6 -02 23 59 0.03891 1.0450 176.0 3.8 19.0
2023 09 15 23 39 34.6 +06 44 04 0.03657 1.0419 169.6 10.0 19.2
...
2023 09 21 23 29 42.1 +61 42 21 0.04507 1.0256 117.1 60.6 21.1
...
2023 09 29 20 40 05.9 +88 05 40 0.08625 1.0104 93.2 81.9 23.2
...
2023 10 14 12 06 07.9 +78 50 32 0.1717 1.0040 87.2 83.0 24.7
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-R187
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