MPEC 2023-R218 : 2023 RW9
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M.P.E.C. 2023-R218 Issued 2023 September 15, 11:30 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 RW9
Observations:
K23R09W C2023 09 10.50271102 48 55.345+27 01 33.93 18.72GVER218F52
K23R09W* C2023 09 13.15373602 15 05.429+13 49 06.96 18.73oVER218W68
K23R09W C2023 09 13.15555602 15 04.121+13 48 33.88 18.68oVER218W68
K23R09W C2023 09 13.15876502 15 01.884+13 47 37.14 18.16oVER218W68
K23R09W C2023 09 13.19370502 14 36.809+13 37 20.35 18.70oVER218W68
K23R09W KB2023 09 13.27211 02 13 42.00 +13 12 41.9 18.4 rZER218H36
K23R09W KB2023 09 13.27729 02 13 38.30 +13 11 10.8 18.3 rZER218H36
K23R09W KB2023 09 13.28247 02 13 34.64 +13 09 39.6 18.6 rZER218H36
K23R09W C2023 09 13.29719402 13 22.28 +13 06 55.7 WER218X09
K23R09W C2023 09 13.30071802 13 19.73 +13 05 54.4 WER218X09
K23R09W 1C2023 09 13.84796 02 07 13.56 +10 24 52.3 19.0 GVER218C40
K23R09W 1C2023 09 13.84830 02 07 13.32 +10 24 46.3 18.7 GVER218C40
K23R09W 1C2023 09 13.85285 02 07 10.29 +10 23 27.6 18.6 GVER218C40
K23R09W 1C2023 09 13.85390 02 07 09.54 +10 23 09.6 18.8 GVER218C40
K23R09W 1C2023 09 13.85769 02 07 07.01 +10 22 04.5 18.6 GVER218C40
K23R09W 1C2023 09 13.85950 02 07 05.76 +10 21 33.5 18.5 GVER218C40
K23R09W 1C2023 09 13.87752 02 06 53.59 +10 16 23.4 18.4 GVER218C40
K23R09W 1C2023 09 13.88311 02 06 49.80 +10 14 47.7 18.2 GVER218C40
K23R09W 1C2023 09 13.88869 02 06 46.00 +10 13 11.8 18.6 GVER218C40
K23R09W KB2023 09 13.92710402 06 21.79 +10 02 07.4 18.3 GVER218I93
K23R09W KB2023 09 13.92965202 06 20.08 +10 01 23.9 18.4 GVER218I93
K23R09W KB2023 09 13.93212602 06 18.44 +10 00 41.4 18.4 GVER218I93
K23R09W 1C2023 09 13.95278 02 06 02.48 +09 54 51.1 18.6 GVER218C40
K23R09W 1C2023 09 13.95838 02 05 58.65 +09 53 15.0 18.7 GVER218C40
K23R09W 1C2023 09 13.96400 02 05 54.83 +09 51 38.5 18.8 GVER218C40
K23R09W KB2023 09 13.99543702 05 36.05 +09 42 38.3 XER218958
K23R09W KB2023 09 14.00019002 05 32.90 +09 41 16.5 18.5 GXER218958
K23R09W KB2023 09 14.00486602 05 29.76 +09 39 56.3 18.4 GXER218958
K23R09W C2023 09 14.02829 02 05 12.50 +09 35 01.1 17.9 GVER218M28
K23R09W C2023 09 14.03045 02 05 11.04 +09 34 24.2 18.1 GVER218M28
K23R09W C2023 09 14.03253 02 05 09.62 +09 33 48.4 18.3 GVER218M28
K23R09W KB2023 09 14.04250 02 05 03.50 +09 29 03.8 VER218L65
K23R09W KB2023 09 14.05526 02 04 54.93 +09 25 26.5 18.4 GVER218L65
K23R09W 1C2023 09 14.13909 02 03 58.58 +09 01 38.3 19.2 VXER218033
K23R09W 1C2023 09 14.13938 02 03 58.40 +09 01 33.5 19.2 VXER218033
K23R09W 1C2023 09 14.13966 02 03 58.20 +09 01 28.6 19.2 VXER218033
K23R09W KC2023 09 14.31075902 02 10.69 +08 13 23.5 19.3 VuER218H21
K23R09W KC2023 09 14.31269002 02 09.40 +08 12 51.0 19.4 VuER218H21
K23R09W KC2023 09 14.31461802 02 08.12 +08 12 18.4 19.5 VuER218H21
K23R09W KC2023 09 14.31654702 02 06.84 +08 11 45.9 19.2 VuER218H21
K23R09W KC2023 09 14.32426202 02 01.72 +08 09 36.0 19.2 VuER218H21
K23R09W KC2023 09 14.32670402 02 00.09 +08 08 54.8 19.2 VuER218H21
K23R09W KC2023 09 14.38647 02 01 22.987+07 52 06.42 17.8 GVER218U52
K23R09W KC2023 09 14.38860 02 01 21.552+07 51 29.70 VER218U52
K23R09W KC2023 09 14.39073 02 01 20.146+07 50 54.82 18.5 GVER218U52
K23R09W C2023 09 14.56678501 59 26.849+07 02 20.24 18.57GVER218F52
K23R09W C2023 09 14.57859801 59 19.073+06 59 03.62 18.70GVER218F52
K23R09W C2023 09 14.59022001 59 11.458+06 55 50.71 18.11GVER218F52
K23R09W C2023 09 14.60184001 59 03.846+06 52 37.60 18.35GVER218F52
K23R09W KC2023 09 14.89334101 56 09.017+05 32 09.02 18.5 GVER218A17
K23R09W KC2023 09 14.90194901 56 03.648+05 29 48.52 18.4 GVER218A17
K23R09W KC2023 09 14.91149601 55 57.739+05 27 13.32 18.8 GVER218A17
K23R09W KB2023 09 14.91420001 55 56.002+05 26 28.55 18.6 GXER218B72
K23R09W KB2023 09 14.91761201 55 53.909+05 25 33.10 18.3 GXER218B72
K23R09W KB2023 09 14.92102201 55 51.793+05 24 37.76 18.8 GXER218B72
K23R09W C2023 09 14.92854 01 55 47.22 +05 24 23.2 18.8 GVER218M28
K23R09W C2023 09 14.93061 01 55 45.92 +05 23 50.7 18.7 GVER218M28
K23R09W C2023 09 14.93266 01 55 44.61 +05 23 16.6 18.8 GVER218M28
K23R09W KC2023 09 14.94995301 55 34.070+05 16 47.28 18.6 GVER218J95
K23R09W KC2023 09 14.95133601 55 33.209+05 16 24.74 18.6 GVER218J95
K23R09W KC2023 09 14.95405001 55 31.517+05 15 41.11 18.6 GVER218J95
K23R09W KC2023 09 14.95552301 55 30.617+05 15 17.24 18.7 GVER218J95
K23R09W KC2023 09 14.97095301 55 20.99 +05 12 43.8 VER218M21
K23R09W KC2023 09 14.97977701 55 15.38 +05 10 20.8 18.5 GVER218M21
K23R09W KB2023 09 14.98068401 55 14.576+05 08 30.91 18.6 GXER218B72
K23R09W KB2023 09 14.98320001 55 13.008+05 07 50.54 18.3 GXER218B72
K23R09W KB2023 09 14.98571301 55 11.453+05 07 10.16 18.2 GXER218B72
K23R09W KB2023 09 14.98831401 55 09.821+05 06 27.91 18.4 GXER218B72
K23R09W IC2023 09 14.98865601 55 09.77 +05 07 57.3 VER218M21
K23R09W KC2023 09 15.01740901 54 51.574+04 58 36.12 18.7 GXER218G01
K23R09W KC2023 09 15.02048401 54 49.625+04 57 46.15 18.8 GXER218G01
K23R09W 1C2023 09 15.07655 01 54 14.44 +04 42 44.6 20.0 VXER218033
K23R09W 1C2023 09 15.07683 01 54 14.26 +04 42 40.1 19.9 VXER218033
K23R09W 1C2023 09 15.07712 01 54 14.09 +04 42 35.6 19.8 VXER218033
K23R09W KC2023 09 15.09749001 54 01.560+04 37 06.20 18.8 GXER218G01
K23R09W KC2023 09 15.10054301 53 59.765+04 36 16.74 18.9 GXER218G01
K23R09W 0B2023 09 15.13336701 53 38.114+04 29 06.57 19.1 VZER218M49
K23R09W 0B2023 09 15.13589001 53 36.515+04 28 25.43 19.1 VZER218M49
K23R09W 0B2023 09 15.13841301 53 34.934+04 27 45.04 19.3 VZER218M49
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.
958 Observatoire de Dax. Observer P. Dupouy. 0.32-m f/4.1 0.32-m Schmidt-
Cassegrain + CMO.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6.0 Schmidt-Cassegrain + CCD.
B72 Soerth. Observer B. Koch. 0.36-m f/7.6 reflector + 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.
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.
G01 Universitaetssternwarte Oldenburg. Observer T. Hoffmann. 0.40-m f/5.8
Ritchey-Chretien + 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.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
L65 Bredenkamp Observatory, Bremen. Observer H. Duin. 0.23-m f/6.3 reflector
+ CMO.
M21 Schiaparelli Southern Observatory, Hakos. Observers A. Aletti, F.
Bellini, L. Buzzi, G. Galli. Measurer L. Buzzi. 0.36-m f/8.4 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.
M49 IAS Remote Observatory, Hakos. Observers D. Husar, M. Junius. Measurer
D. Husar. 0.25-m f/4.6 reflector + CMO.
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.
W68 ATLAS Chile, Rio Hurtado. Observers L. Denneau, R. Siverd, J. Tonry, H.
Weiland. Measurers L. Denneau, N. Erasmus, A. Fitzsimmons, A. Lawrence,
J. Robinson, R. Siverd, J. Tonry, H. Weiland. 0.5-m Reflector + CCD.
X09 Deep Random Survey, Rio Hurtado. Observers A. Schnabel, D. Ruhela.
Measurer S. Deen. 0.43-m reflector + CMOS.
Orbital elements:
2023 RW9 PHA, Earth MOID = 0.0485 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 65.91723 (2000.0) P Q
n 0.91109691 Peri. 58.98412 -0.59350039 +0.80325363
a 1.0538036 Node 173.83905 -0.79954815 -0.59561125
e 0.4732124 Incl. 28.01375 +0.09208713 +0.00555419
P 1.08 H 22.05 G 0.15 U 8
Residuals in seconds of arc
230910 F52 0.1- 0.4+ 230914 958 0.6+ 1.0- 230914 B72 0.2+ 0.0
230913 W68 0.6+ 1.1+ 230914 M28 1.0- 1.9+ 230914 M28 1.2- 1.2+
230913 W68 0.5+ 0.1+ 230914 M28 0.8- 2.0+ 230914 M28 1.2- 2.3+
230913 W68 1.2+ 0.0 230914 M28 0.9- 1.8+ 230914 M28 1.4- 1.4+
230913 W68 0.1+ 0.8- 230914 L65 0.3- 0.6- 230914 J95 0.1+ 0.1-
230913 H36 0.4- 0.0 230914 L65 0.2- 0.2+ 230914 J95 0.0 0.2-
230913 H36 0.5- 0.0 230914 033 0.2- 0.2+ 230914 J95 0.1- 0.1+
230913 H36 0.1- 0.0 230914 033 0.0 0.3+ 230914 J95 0.1+ 0.1+
230913 X09 1.0- 0.7- 230914 033 0.2- 0.1+ 230914 M21 0.1+ 0.1+
230913 X09 1.2- 0.2+ 230914 H21 0.1- 0.2+ 230914 M21 0.1- 0.1-
230913 C40 0.3- 0.3+ 230914 H21 0.2- 0.3+ 230914 B72 0.2- 0.3-
230913 C40 0.5- 0.1+ 230914 H21 0.2- 0.2+ 230914 B72 0.1- 0.0
230913 C40 0.1+ 0.3- 230914 H21 0.2- 0.2+ 230914 B72 0.1+ 0.3+
230913 C40 0.4- 0.2- 230914 H21 0.1- 0.3+ 230914 B72 0.0 0.1+
230913 C40 0.1+ 0.1- 230914 H21 0.2- 0.2+ 230914 M21 0.4+ 0.0
230913 C40 0.3- 0.0 230914 U52 0.4+ 0.4+ 230915 G01 0.5+ 0.6+
230913 C40 0.1+ 0.2- 230914 U52 0.1- 0.6- 230915 G01 0.1+ 0.3+
230913 C40 0.1+ 0.1+ 230914 U52 0.1- 0.3+ 230915 033 0.1+ 0.1+
230913 C40 0.2- 0.1+ 230914 F52 0.1+ 0.0 230915 033 0.0 0.1+
230913 I93 0.2- 0.1+ 230914 F52 0.0 0.2- 230915 033 0.1+ 0.2+
230913 I93 0.3- 0.3+ 230914 F52 0.2+ 0.1+ 230915 G01 0.8- 0.4+
230913 I93 0.2- 0.2+ 230914 F52 0.1+ 0.1+ 230915 G01 0.7+ 0.0
230913 C40 0.1+ 0.0 230914 A17 0.0 0.5+ 230915 M49 0.1+ 0.6+
230913 C40 0.2- 0.0 230914 A17 0.4- 0.1- 230915 M49 0.1- 0.1-
230913 C40 0.2- 0.0 230914 A17 0.0 0.2- 230915 M49 0.1- 0.0
230913 958 0.3- 0.2- 230914 B72 0.3- 0.1+
230914 958 0.4+ 0.7- 230914 B72 0.1+ 0.0
Ephemeris:
2023 RW9 a,e,i = 1.05, 0.47, 28 q = 0.5551
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 08 16 08 50 19.1 +59 32 18 0.2838 0.8428 46.5 119.4 23.7
...
2023 08 31 05 51 28.0 +58 34 57 0.1539 0.9744 72.5 98.9 21.5
...
2023 09 08 03 26 43.2 +38 30 22 0.1077 1.0404 104.8 69.5 19.7
...
2023 09 14 02 05 30.9 +09 42 22 0.1064 1.0875 137.9 38.3 18.9
2023 09 15 01 55 01.4 +05 04 29 0.1098 1.0952 142.6 33.9 18.9
2023 09 16 01 45 17.9 +00 44 31 0.1141 1.1027 146.7 30.1 18.9
...
2023 09 22 01 00 13.3 -18 05 49 0.1543 1.1468 156.2 20.7 19.3
...
2023 09 30 00 24 16.2 -29 36 45 0.2292 1.2020 147.9 26.3 20.4
...
2023 10 15 23 54 06.0 -35 47 05 0.3945 1.2942 131.8 35.1 22.0
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-R218
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