[Iaude] MPEC W121: 2023 TH139 [a=3.33,e=0.64,i=3.2,H=22.4]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sat Nov 25 12:54:48 EST 2023
M.P.E.C. 2023-W121 Issued 2023 November 25, 17:53 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2023 TH139
The following astrometry was found among the isolated tracklets and linked
by A. Doppler.
Observations:
K23TD9H* C2023 10 13.43211103 17 08.491+26 55 41.38 VEW121V00
K23TD9H C2023 10 13.43761103 17 08.372+26 55 39.68 22.80GVEW121V00
K23TD9H C2023 10 13.44312603 17 08.272+26 55 37.20 22.53GVEW121V00
K23TD9H C2023 10 13.44862803 17 08.146+26 55 34.68 22.09GVEW121V00
K23TD9H C2023 10 14.46901303 16 55.654+26 48 46.96 21.93wXEW121F52
K23TD9H C2023 10 14.48981603 16 55.188+26 48 38.28 22.29wXEW121F52
K23TD9H C2023 10 14.50031903 16 54.935+26 48 34.07 22.14wXEW121F52
K23TD9H C2023 10 19.41069903 15 08.204+26 11 15.50 22.03GVEW121V00
K23TD9H C2023 10 19.41735103 15 07.967+26 11 12.05 22.00GVEW121V00
K23TD9H C2023 10 19.42395203 15 07.718+26 11 08.56 22.87GVEW121V00
K23TD9H C2023 10 19.42944703 15 07.542+26 11 05.46 21.98GVEW121V00
K23TD9H C2023 11 10.77837 03 00 28.71 +22 36 28.0 22.3 wVEW121O18
K23TD9H C2023 11 10.79281 03 00 28.08 +22 36 19.3 21.9 wVEW121O18
K23TD9H C2023 11 10.80726 03 00 27.46 +22 36 10.7 22.7 wVEW121O18
Observer details:
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
O18 WFST, Lenghu. Observers Z. Q. Li, S. X. Li, R. D. Liang, X. Z. Li.
Measurers B. Li, H. B. Zhao, Z. J. Xu, G. T. Zhaori. 2.5-m f/2.48
reflector + CCD.
V00 Kitt Peak-Bok. Observers H. Groeller, R. A. Mastaler. Measurers M. J.
Brucker, C. E. Woodward, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs,
H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, C. Lejoly, G. J.
Leonard, R. A. Mastaler, R. S. McMillan, D. Rankin, R. L. Seaman, A.
Serrano, F. C. Shelly, K. W. Wierzchos. 2.25-m reflector + 4x4K mosaic
CCD.
Orbital elements:
2023 TH139 Earth MOID = 0.2167 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 3.44766 (2000.0) P Q
n 0.16203638 Peri. 79.72058 +0.96350608 +0.26186935
a 3.3321742 Node 265.08201 -0.26219689 +0.88146378
e 0.6350506 Incl. 3.19343 -0.05393347 +0.39299625
P 6.08 H 22.46 G 0.15 U 6
Residuals in seconds of arc
231013 V00 0.2+ 0.3- 231014 F52 0.0 0.0 231019 V00 0.1+ 0.3-
231013 V00 0.0 0.3+ 231014 F52 0.1- 0.1+ 231110 O18 0.1- 0.1+
231013 V00 0.1+ 0.1+ 231019 V00 0.1+ 0.2+ 231110 O18 0.0 0.0
231013 V00 0.2- 0.2- 231019 V00 0.0 0.1+ 231110 O18 0.1+ 0.0
231014 F52 0.3- 0.3+ 231019 V00 0.2- 0.0
Ephemeris:
2023 TH139 a,e,i = 3.33, 0.64, 3 q = 1.2161
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 10 26 03 11 24.4 +25 12 46 0.4722 1.4442 158.5 14.6 22.4
...
2023 11 10 03 00 59.3 +22 44 09 0.5544 1.5430 174.1 3.8 22.5
...
2023 11 18 02 56 24.4 +21 29 38 0.6147 1.5993 171.6 5.2 22.9
...
2023 11 24 02 54 04.4 +20 40 59 0.6679 1.6427 165.5 8.6 23.3
2023 11 25 02 53 47.5 +20 33 37 0.6775 1.6500 164.5 9.2 23.3
2023 11 26 02 53 32.4 +20 26 29 0.6872 1.6574 163.4 9.8 23.4
...
2023 12 02 02 52 41.5 +19 48 25 0.7494 1.7018 157.2 13.0 23.7
...
2023 12 10 02 53 18.7 +19 10 39 0.8426 1.7621 149.1 16.7 24.2
...
2023 12 25 02 59 31.7 +18 37 21 1.0464 1.8770 135.2 21.7 25.0
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-W121
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