MPEC 2023-H130 : 2023 HX2
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M.P.E.C. 2023-H130 Issued 2023 April 21, 19:05 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 HX2
Observations:
K23H02X*1C2023 04 20.33366713 53 16.163+57 35 01.75 20.11GVEH130G96
K23H02X 1C2023 04 20.34445613 53 35.498+57 33 55.33 20.57GVEH130G96
K23H02X 1C2023 04 20.34985913 53 45.128+57 33 21.85 21.32GVEH130G96
K23H02X KC2023 04 20.41834613 55 47.939+57 26 04.31 20.60GVEH130I52
K23H02X KC2023 04 20.41956513 55 50.099+57 25 56.06 20.05GVEH130I52
K23H02X KC2023 04 20.42077113 55 52.237+57 25 48.11 18.94GVEH130I52
K23H02X KC2023 04 20.42196613 55 54.390+57 25 40.37 20.37GVEH130I52
K23H02X 7C2023 04 20.88401914 10 12.114+56 37 16.99 20.5 GVEH130Z84
K23H02X KC2023 04 20.93438514 11 26.78 +56 32 08.8 20.1 GVEH130L01
K23H02X KC2023 04 20.93587114 11 29.12 +56 31 59.3 20.2 GVEH130L01
K23H02X KC2023 04 20.93735014 11 31.50 +56 31 49.2 20.5 GVEH130L01
K23H02X IC2023 04 20.93883014 11 33.87 +56 31 40.2 20.5 GVEH130L01
K23H02X IC2023 04 20.94031014 11 36.03 +56 31 32.0 20.2 GVEH130L01
K23H02X KC2023 04 21.20857614 19 01.848+56 02 36.71 21.04GVEH130I52
K23H02X KC2023 04 21.20967614 19 03.472+56 02 30.37 20.36GVEH130I52
K23H02X KC2023 04 21.21077914 19 05.084+56 02 23.64 20.34GVEH130I52
K23H02X KC2023 04 21.21332114 19 08.864+56 02 08.20 20.47GVEH130I52
K23H02X KC2023 04 21.28026 14 20 40.95 +55 55 00.5 20.6 VqEH130734
K23H02X KC2023 04 21.28673 14 20 50.34 +55 54 16.5 20.7 VqEH130734
K23H02X KC2023 04 21.29308 14 20 59.40 +55 53 34.8 20.7 VqEH130734
Observer details:
734 Farpoint Observatory, Eskridge. Observers D. Cromer, G. Hug, D. Goodin,
R. Valentine. Measurer D. Cromer. 0.70-m f/3.0 reflector + CCD.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. 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.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski.
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. 1.0-m prime focus + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Z84 Calar Alto-Schmidt. Observers R. Kresken, F. Ocana, M. Micheli, L.
Conversi. Measurers F. Ocana, M. Micheli, R. Kresken. 0.8-m f/3
Schmidt + CCD.
Orbital elements:
2023 HX2 Earth MOID = 0.0004 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 343.64005 (2000.0) P Q
n 0.50899461 Peri. 347.22643 -0.99692277 +0.06229564
a 1.5535573 Node 196.56902 -0.04878315 -0.96817737
e 0.3598497 Incl. 9.60542 -0.06136118 -0.24238777
P 1.94 H 25.08 G 0.15 U 8
Residuals in seconds of arc
230420 G96 0.1+ 0.3+ 230420 Z84 0.2+ 0.2+ 230421 I52 0.1+ 0.2+
230420 G96 0.3- 0.1- 230420 L01 0.7- 0.8+ 230421 I52 0.1- 0.1+
230420 G96 0.9- 0.3- 230420 L01 0.7- 0.6+ 230421 I52 0.1+ 0.1-
230420 I52 0.3+ 0.0 230420 L01 0.3- 0.3- 230421 734 (0.8- 1.0+)
230420 I52 0.1+ 0.2- 230420 L01 0.0 0.0 230421 734 0.0 0.4-
230420 I52 0.1- 0.2- 230420 L01 1.3- 1.1+ 230421 734 0.3- 0.1-
230420 I52 0.1+ 0.0 230421 I52 0.1+ 0.1-
Ephemeris:
2023 HX2 a,e,i = 1.55, 0.36, 10 q = 0.9945
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 03 22 05 52 39.8 -11 11 14 0.1052 0.9972 87.6 86.4 23.2
...
2023 04 06 06 43 49.8 +10 08 57 0.04805 0.9978 85.6 91.7 21.7
...
2023 04 14 09 02 59.1 +48 27 51 0.03173 1.0079 98.5 79.7 20.4
...
2023 04 20 13 42 08.3 +58 05 28 0.04114 1.0197 110.7 67.2 20.6
2023 04 21 14 13 10.7 +56 24 35 0.04411 1.0220 111.9 65.8 20.7
2023 04 22 14 37 45.0 +54 34 11 0.04731 1.0243 112.9 64.6 20.8
...
2023 04 28 15 51 43.5 +44 55 33 0.06946 1.0405 117.5 59.1 21.5
...
2023 05 06 16 22 54.9 +37 11 52 0.1024 1.0666 122.2 53.2 22.2
...
2023 05 21 16 37 51.0 +28 44 34 0.1680 1.1269 129.8 43.6 23.1
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-H130
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