MPEC 2023-S01 : 2023 RU12
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M.P.E.C. 2023-S01 Issued 2023 September 16, 11:09 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 RU12
Observations:
K23R12U*KC2023 09 10.00310 20 28 32.68 -42 56 48.9 19.2 GVES001W94
K23R12U KC2023 09 10.00933 20 28 35.84 -42 55 18.7 19.1 GVES001W94
K23R12U KC2023 09 10.01562 20 28 39.02 -42 53 47.9 19.9 GVES001W94
K23R12U KC2023 09 10.20379 20 30 11.07 -42 09 08.3 18.5 GVES001X10
K23R12U KC2023 09 10.20942 20 30 13.74 -42 07 49.3 19.6 GVES001X10
K23R12U KC2023 09 10.21504 20 30 16.44 -42 06 30.2 18.7 GVES001X10
K23R12U KC2023 09 10.44836 20 32 15.37 -41 14 34.9 qES001E23
K23R12U KC2023 09 10.45623 20 32 18.72 -41 12 54.1 19.5 VqES001E23
K23R12U KC2023 09 10.46456 20 32 22.22 -41 11 07.0 19.9 VqES001E23
K23R12U 0B2023 09 10.80452620 34 50.900-40 01 18.18 19.4 VZES001M49
K23R12U 0B2023 09 10.80961620 34 52.763-40 00 18.43 19.4 VZES001M49
K23R12U 0B2023 09 10.81470620 34 54.658-39 59 18.57 19.6 VZES001M49
K23R12U KC2023 09 11.25390 20 37 34.78 -38 37 07.4 19.8 GVES001X10
K23R12U KC2023 09 11.25953 20 37 36.71 -38 36 06.7 19.0 GVES001X10
K23R12U KC2023 09 11.26519 20 37 38.60 -38 35 04.6 19.4 GVES001X10
K23R12U C2023 09 11.27925720 37 50.077-38 33 41.43 19.91wXES001F51
K23R12U C2023 09 11.28828220 37 52.904-38 32 07.30 19.93wXES001F51
K23R12U C2023 09 11.29729720 37 55.737-38 30 32.93 19.58wXES001F51
K23R12U C2023 09 11.30632220 37 58.546-38 28 58.77 19.53wXES001F51
K23R12U KC2023 09 11.46364920 38 49.84 -38 00 57.7 19.3 GVES001474
K23R12U KC2023 09 11.46546520 38 50.42 -38 00 39.2 19.3 GVES001474
K23R12U KC2023 09 11.46728120 38 50.94 -38 00 21.0 19.6 GVES001474
K23R12U KC2023 09 11.46909620 38 51.51 -38 00 02.4 19.4 GVES001474
K23R12U KC2023 09 12.32252 20 43 03.30 -35 50 14.4 19.7 RqES001E94
K23R12U KC2023 09 12.34313 20 43 08.03 -35 47 24.9 19.7 RqES001E94
K23R12U KC2023 09 12.36435 20 43 12.98 -35 44 31.6 20.0 RqES001E94
K23R12U KC2023 09 12.50947 20 43 47.55 -35 25 03.2 19.1 VqES001E23
K23R12U KC2023 09 12.51815 20 43 49.48 -35 23 53.7 19.7 VqES001E23
K23R12U KC2023 09 12.52683 20 43 51.34 -35 22 43.1 20.3 VqES001E23
K23R12U KC2023 09 13.08256 20 45 59.90 -34 13 35.3 19.3 GVES001W94
K23R12U KC2023 09 13.08880 20 46 01.11 -34 12 51.4 18.5 GVES001W94
K23R12U KC2023 09 13.09510 20 46 02.27 -34 12 06.5 19.8 GVES001W94
K23R12U 0B2023 09 14.76292820 51 03.770-31 24 18.13 18.6 VZES001M49
K23R12U 0B2023 09 14.77328620 51 05.093-31 23 25.42 19.9 VZES001M49
K23R12U 0B2023 09 14.78364220 51 06.471-31 22 32.66 19.5 VZES001M49
K23R12U KC2023 09 16.05903 20 53 59.28 -29 44 03.5 VES001X10
K23R12U KC2023 09 16.06465 20 53 59.78 -29 43 39.4 20.3 GVES001X10
K23R12U C2023 09 16.24779320 54 23.136-29 31 32.02 20.60wXES001F52
K23R12U C2023 09 16.25797220 54 24.172-29 30 51.11 20.49wXES001F52
K23R12U C2023 09 16.27834020 54 26.238-29 29 29.44 20.98wXES001F52
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore, P. M.
Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 reflector + CCD.
E94 Possum Observatory, Gisborne. Observer J. Drummond. 0.41-m f/4.5
Newtonian + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Bulger, J.
Fairlamb, H. Gao, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez, Y.
Ramanjooloo, A. Schultz, I. Smith, R. Wainscoat, R. Weryk. 1.8-m Ritchey-
Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Bulger, J.
Fairlamb, H. Gao, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez, Y.
Ramanjooloo, A. Schultz, I. Smith, R. Wainscoat, R. Weryk. 1.8-m Ritchey-
Chretien + CCD.
M49 IAS Remote Observatory, Hakos. Observers D. Husar, M. Junius, O.
Labrevoir. Measurers D. Husar, O. Labrevoir. 0.25-m f/4.6 reflector +
CMO.
W94 MAP, San Pedro de Atacama. Observers A. Maury, G. Attard. Measurers D.
Parrott, F. Signoret, J.-M. Mari. 0.28-m f/2.2 Schmidt astrograph + CCD.
X10 OVTLN, San Pedro de Atacama. Observers A. Maury, G. Attard, F. Signoret.
Measurers A. Maury, G. Attard, D. Parrott, J.-M. Mari. 0.50-m f/4
reflector + CCD.
Orbital elements:
2023 RU12 Earth MOID = 0.0371 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 44.78910 (2000.0) P Q
n 0.88265248 Peri. 177.74283 -0.96000539 +0.27918845
a 1.0763237 Node 18.51063 -0.25790600 -0.85253429
e 0.8345428 Incl. 3.80323 -0.10896857 -0.44185867
P 1.12 H 22.17 G 0.15 U 9
Residuals in seconds of arc
230910 W94 0.1+ 0.4- 230911 X10 0.0 0.8+ 230912 E23 0.5- 1.0+
230910 W94 0.1- 0.2- 230911 F51 0.1- 0.3+ 230913 W94 0.0 0.4-
230910 W94 0.3- 0.2- 230911 F51 0.2- 0.1+ 230913 W94 0.5+ 0.6-
230910 X10 0.2+ 0.3- 230911 F51 0.0 0.2+ 230913 W94 0.3+ 0.3-
230910 X10 0.2- 0.3- 230911 F51 0.1- 0.2+ 230914 M49 0.5+ 0.3+
230910 X10 0.2- 0.0 230911 474 0.2- 0.3- 230914 M49 0.1- 0.2+
230910 E23 0.8+ 0.7+ 230911 474 0.1+ 0.2- 230914 M49 0.2+ 0.2+
230910 E23 0.7+ 0.2- 230911 474 0.3- 0.3- 230916 X10 0.7+ 0.5-
230910 E23 0.2+ 0.6- 230911 474 0.1- 0.1- 230916 X10 0.4- 0.3+
230910 M49 0.0 0.1- 230912 E94 1.2+ 0.1+ 230916 F52 0.1- 0.2-
230910 M49 0.3- 0.2- 230912 E94 0.0 0.5+ 230916 F52 0.1- 0.1-
230910 M49 0.2- 0.2- 230912 E94 0.3+ 0.1+ 230916 F52 0.1- 0.0
230911 X10 0.1- 0.1- 230912 E23 0.1+ 0.2-
230911 X10 0.3+ 0.2- 230912 E23 0.2+ 0.2-
Ephemeris:
2023 RU12 a,e,i = 1.08, 0.83, 4 q = 0.1781
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 08 17 09 24 43.5 +08 38 41 0.3351 0.6810 6.8 169.8
...
2023 09 01 09 56 35.1 -21 04 45 0.07843 0.9433 31.4 146.1 24.3
...
2023 09 09 20 16 54.3 -47 37 54 0.09119 1.0617 124.4 51.5 19.0
...
2023 09 15 20 51 37.2 -31 04 19 0.1864 1.1427 133.7 39.5 20.4
2023 09 16 20 53 51.5 -29 48 09 0.2032 1.1556 133.8 38.9 20.6
2023 09 17 20 55 47.3 -28 42 58 0.2200 1.1684 133.7 38.4 20.8
...
2023 09 23 21 04 00.0 -24 27 29 0.3233 1.2417 131.5 37.3 21.7
...
2023 10 01 21 11 48.4 -21 27 45 0.4650 1.3317 126.5 37.2 22.6
...
2023 10 16 21 25 29.9 -18 17 42 0.7408 1.4792 115.9 37.3 23.9
(Last issue was M.P.E.C. 2023-R244)
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-S01
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