MPEC 2023-R157 : 2023 QX20
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M.P.E.C. 2023-R157 Issued 2023 September 12, 11:33 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 QX20
The following astrometry was found among the isolated tracklets and linked
by R. Weryk.
Observations:
K23Q20X C2023 07 26.54099922 45 00.392+02 57 39.60 21.91GVER157F51
K23Q20X C2023 07 26.55347522 45 00.436+02 57 42.99 22.22GVER157F51
K23Q20X C2023 07 26.56731222 45 00.483+02 57 46.78 22.00GVER157F51
K23Q20X C2023 07 26.57978922 45 00.531+02 57 49.97 22.15GVER157F51
K23Q20X C2023 08 18.41690922 39 56.887+03 32 28.68 20.61GVER157F52
K23Q20X C2023 08 18.42771122 39 56.459+03 32 27.71 20.43GVER157F52
K23Q20X C2023 08 18.43855322 39 56.040+03 32 26.14 20.85GVER157F52
K23Q20X C2023 08 18.44943222 39 55.615+03 32 25.20 20.96GVER157F52
K23Q20X* C2023 08 21.38819622 38 09.542+03 25 05.24 20.90wXER157F51
K23Q20X C2023 08 21.40816122 38 08.696+03 25 01.64 20.84wXER157F51
K23Q20X C2023 08 21.42153122 38 08.114+03 24 59.23 20.82wXER157F51
K23Q20X C2023 08 21.43498522 38 07.529+03 24 56.76 20.89wXER157F51
K23Q20X C2023 08 24.39237622 36 07.358+03 14 24.23 20.36GVER157F52
K23Q20X C2023 08 24.39504022 36 07.229+03 14 23.92 21.48GVER157F52
K23Q20X C2023 08 27.35014322 33 55.573+03 00 42.82 20.63GVER157F52
K23Q20X C2023 08 27.35291722 33 55.425+03 00 42.15 21.17GVER157F52
K23Q20X C2023 09 05.39724222 26 20.062+01 59 35.90 20.20iXER157F51
K23Q20X C2023 09 05.40999322 26 19.324+01 59 29.25 20.24iXER157F51
K23Q20X C2023 09 05.42270722 26 18.580+01 59 23.32 20.38iXER157F51
K23Q20X C2023 09 05.43697722 26 17.750+01 59 15.97 20.23iXER157F51
K23Q20X 1C2023 09 06.22038322 25 36.556+01 52 36.48 20.13GVER157G96
K23Q20X 1C2023 09 06.22599722 25 36.250+01 52 33.92 19.95GVER157G96
K23Q20X 1C2023 09 06.23161322 25 35.922+01 52 30.86 20.19GVER157G96
K23Q20X 1C2023 09 06.23722922 25 35.598+01 52 28.02 20.20GVER157G96
K23Q20X C2023 09 11.33079122 21 05.139+01 04 56.07 20.27wXER157F52
K23Q20X C2023 09 11.34177122 21 04.507+01 04 49.43 20.34wXER157F52
K23Q20X C2023 09 11.35271522 21 03.875+01 04 42.84 20.37wXER157F52
K23Q20X C2023 09 11.36367222 21 03.236+01 04 36.21 20.57wXER157F52
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, P.
Minguez, A. Schultz, I. Smith. Measurers S. Chastel, J. Fairlamb, M.
Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer, H.
Gao, C.-C. Lin, E. Magnier. 1.8-m Ritchey-Chretien + 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, K. Chambers,
T. de Boer, H. Gao, C.-C. Lin, E. Magnier. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer A. R. Gibbs. Measurers E. J. Christensen, 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, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.5-m reflector + 10K
CCD.
Orbital elements:
2023 QX20 Earth MOID = 0.2862 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 335.11550 (2000.0) P Q
n 0.26053761 Peri. 206.57609 +0.60626379 -0.79394516
a 2.4278532 Node 206.18078 +0.74685944 +0.58819363
e 0.4759427 Incl. 5.95510 +0.27321273 +0.15388092
P 3.78 H 19.84 G 0.15 U 6
Residuals in seconds of arc
230726 F51 0.0 0.0 230821 F51 0.1- 0.1+ 230906 G96 0.2- 0.2-
230726 F51 0.0 0.1+ 230821 F51 0.1- 0.0 230906 G96 0.0 0.2+
230726 F51 0.0 0.2+ 230824 F52 0.1- 0.2- 230906 G96 0.0 0.0
230726 F51 0.0 0.1+ 230824 F52 0.1- 0.1+ 230906 G96 0.0 0.0
230818 F52 0.3+ 0.2- 230827 F52 0.0 0.1- 230911 F52 0.1- 0.1-
230818 F52 0.1+ 0.1+ 230827 F52 0.1- 0.1+ 230911 F52 0.0 0.1-
230818 F52 0.0 0.2- 230905 F51 0.0 0.1+ 230911 F52 0.0 0.1-
230818 F52 0.1- 0.1+ 230905 F51 0.1+ 0.2- 230911 F52 0.0 0.1-
230821 F51 0.1- 0.1+ 230905 F51 0.1+ 0.2+
230821 F51 0.0 0.1+ 230905 F51 0.1+ 0.1-
Ephemeris:
2023 QX20 a,e,i = 2.43, 0.48, 6 q = 1.2723
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 08 13 22 42 34.2 +03 38 11 0.8049 1.7719 153.9 14.6 21.4
...
2023 08 28 22 33 24.8 +02 57 21 0.6843 1.6838 166.8 7.8 20.7
...
2023 09 05 22 26 41.0 +02 02 57 0.6370 1.6379 168.7 6.9 20.4
...
2023 09 11 22 21 22.2 +01 08 20 0.6095 1.6041 165.4 9.1 20.4
2023 09 12 22 20 29.8 +00 58 14 0.6055 1.5985 164.6 9.7 20.4
2023 09 13 22 19 38.0 +00 47 53 0.6018 1.5930 163.7 10.2 20.4
...
2023 09 19 22 14 46.9 -00 18 38 0.5830 1.5602 157.8 14.1 20.4
...
2023 09 27 22 09 48.9 -01 54 10 0.5671 1.5178 149.2 19.7 20.5
...
2023 10 12 22 07 58.8 -04 45 33 0.5601 1.4440 133.9 29.9 20.7
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-R157
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