MPEC 2023-T79 : 2023 TH2
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M.P.E.C. 2023-T79 Issued 2023 October 7, 11:14 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 TH2
Observations:
K23T02H*1C2023 10 05.35149101 38 14.363+02 30 39.49 21.32GVET079G96
K23T02H 1C2023 10 05.35711201 38 13.963+02 31 27.73 20.94GVET079G96
K23T02H 1C2023 10 05.36273501 38 13.517+02 32 15.65 20.88GVET079G96
K23T02H 1C2023 10 05.36836201 38 13.189+02 33 04.50 20.32GVET079G96
K23T02H C2023 10 05.41354001 38 09.548+02 39 22.09 21.4 GVET079H01
K23T02H C2023 10 05.41748401 38 09.324+02 39 55.39 21.1 GVET079H01
K23T02H C2023 10 05.42755701 38 08.737+02 41 19.87 21.5 GVET079H01
K23T02H C2023 10 05.43929301 38 08.114+02 42 58.24 20.8 GVET079H01
K23T02H KC2023 10 05.44497101 38 08.297+02 43 51.20 20.93GVET079I52
K23T02H KC2023 10 05.44659301 38 08.207+02 44 04.38 21.46GVET079I52
K23T02H KC2023 10 05.45014001 38 08.012+02 44 34.19 21.24GVET079I52
K23T02H 1C2023 10 06.35430201 38 19.370+04 36 29.20 VET079G96
K23T02H 1C2023 10 06.35692901 38 19.140+04 36 46.50 VET079G96
K23T02H 1C2023 10 06.35746001 38 19.150+04 36 49.90 21.01GVET079G96
K23T02H KC2023 10 07.29023 01 38 24.87 +06 08 15.7 21.4 RoET079291
K23T02H KC2023 10 07.29766 01 38 24.44 +06 08 54.4 21.7 RoET079291
Observer details:
291 LPL/Spacewatch II. Observer J. V. Scotti. 1.8-m f/2.7 reflector + CCD.
G96 Mt. Lemmon Survey. Observers G. J. Leonard, K. W. Wierzchos. Measurers
E. C. Beshore, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D.
Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J.
Leonard, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.5-m
reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer D. Rankin. Measurers
E. C. Beshore, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D.
Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J.
Leonard, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.0-m
prime focus + CCD.
Orbital elements:
2023 TH2 Earth MOID = 0.0104 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Bell
M 9.84154 (2000.0) P Q
n 0.47651993 Peri. 299.93201 +0.74836629 +0.66314716
a 1.6233618 Node 18.53870 -0.59291114 +0.67798594
e 0.4396185 Incl. 2.44347 -0.29732857 +0.31712917
P 2.07 H 27.50 G 0.15 U 8
Residuals in seconds of arc
231005 G96 0.0 0.2+ 231005 H01 0.1- 0.2- 231006 G96 0.1- 0.4+
231005 G96 0.1+ 0.1+ 231005 H01 0.1- 0.1- 231006 G96 0.6+ 0.4+
231005 G96 0.6- 0.2- 231005 I52 0.1+ 0.0 231007 291 0.2- 0.2+
231005 G96 0.5+ 0.5+ 231005 I52 0.0 0.4- 231007 291 0.1+ 0.3-
231005 H01 0.0 0.1- 231005 I52 0.1- 0.1-
231005 H01 0.1+ 0.0 231006 G96 0.7+ 0.4+
Ephemeris:
2023 TH2 a,e,i = 1.62, 0.44, 2 q = 0.9097
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 09 07 13 34 10.7 -22 16 19 0.1274 0.9263 47.3 126.9 28.3
...
2023 09 22 13 42 00.7 -34 12 10 0.04070 0.9746 43.0 135.3 26.8
...
2023 09 30 01 33 16.2 -39 47 32 0.01291 1.0108 134.8 44.7 19.8
...
2023 10 06 01 38 19.2 +03 57 20 0.04273 1.0416 166.6 12.8 21.5
2023 10 07 01 38 21.9 +05 43 13 0.04837 1.0470 167.5 11.9 21.7
2023 10 08 01 38 21.6 +07 06 50 0.05407 1.0524 168.4 11.0 22.0
...
2023 10 14 01 37 48.7 +11 37 16 0.08936 1.0865 173.0 6.4 22.9
...
2023 10 22 01 36 57.6 +13 51 11 0.1395 1.1347 176.5 3.1 23.8
...
2023 11 06 01 37 52.0 +15 14 09 0.2463 1.2306 164.5 12.4 25.6
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-T79
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