[Iaude] MPEC T32: 2020 HV4 [a=1.33,e=0.35,i=10.9,H=23.35]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Thu Oct 5 10:12:41 EDT 2023
M.P.E.C. 2023-T32 Issued 2023 October 5, 14:11 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
2020 HV4
Revision to MPEC 2020-H134
Additional Observations:
K20H04V C2023 10 03.34563 02 23 23.72 -24 53 42.1 21.1 GVET032I52
K20H04V C2023 10 03.35161 02 23 21.70 -24 53 21.3 22.5 GVET032I52
K20H04V C2023 10 03.36019 02 23 18.74 -24 52 52.0 22.4 GVET032I52
K20H04V KC2023 10 04.33332602 18 08.777-23 56 26.12 21.93GVET032I52
K20H04V KC2023 10 04.34455302 18 05.029-23 55 47.10 21.10GVET032I52
K20H04V KC2023 10 04.35389502 18 01.962-23 55 14.84 21.10GVET032I52
K20H04V KC2023 10 04.36323102 17 58.859-23 54 42.48 21.06GVET032I52
Observer details:
I52 Steward Observatory, Mt. Lemmon Station. Observer D. Rankin. Measurers
B. Gray, D. Rankin, F. C. Shelly, 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, R. L. Seaman, K. W. Wierzchos.
1.0-m f/2.0 prime focus + CCD, 1.0-m prime focus + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
231003 I52 0.07+ 0.09+ 231004 I52 0.08+ 0.09+ E2023-P50 +0.03 days
Orbital elements:
2020 HV4 Earth MOID = 0.0126 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 36.49471 (2000.0) P Q
n 0.64108115 Peri. 238.97942 +0.19878827 +0.97154766
a 1.3320710 Node 43.10066 -0.82264383 +0.23682291
e 0.3525332 Incl. 10.86170 -0.53267284 -0.00317011
P 1.54 H 23.35 G 0.15 U 1
Residuals in seconds of arc
200322 F51 0.1- 0.0 200423 L01 0.1+ 0.1- 200425 703 0.6- 1.4-
200322 F51 0.1- 0.0 200423 L01 0.4+ 0.0 200425 703 0.2+ 0.3-
200322 F51 0.1+ 0.0 200423 L01 0.2+ 0.2+ 200425 703 0.1- 0.2+
200322 F51 0.0 0.0 200423 L01 0.1+ 0.0 200425 033 0.0 0.0
200410 F52 0.1- 0.2+ 200423 246 0.1+ 0.7- 200425 033 0.0 0.1-
200410 F52 0.3+ 0.0 200423 A17 0.8+ 0.4- 200425 033 0.2- 0.1-
200410 F52 0.3+ 0.2+ 200423 246 0.2- 0.2+ 200426 033 0.1- 0.1-
200411 F51 0.1- 0.1+ 200423 246 0.1- 0.3+ 200426 033 0.2- 0.0
200411 F51 0.1- 0.1- 200423 246 0.3+ 0.4- 200426 033 0.0 0.1-
200411 F51 0.2- 0.1- 200423 246 0.5+ 0.9- 200426 246 0.2- 0.2-
200412 F51 0.1+ 0.3+ 200423 246 0.6+ 0.1+ 200426 246 0.3- 0.3-
200412 F51 0.0 0.3- 200423 246 0.1- 0.0 200426 246 0.4+ 0.3-
200412 F51 0.2+ 0.5- 200423 246 0.4+ 0.4- 200426 246 0.5- 0.2+
200412 F51 0.1+ 0.0 200423 K87 0.5+ 0.3- 200426 246 1.0+ 0.1-
200423 703 0.0 0.6+ 200423 A17 0.3- 0.0 200426 246 0.2+ 0.1+
200423 703 0.6+ 0.3+ 200423 K87 0.2- 0.7- 200502 I52 0.3+ 0.3+
200423 703 0.2- 0.1+ 200423 K87 0.9- 0.8- 200502 I52 0.4- 0.6+
200423 703 0.6+ 0.2- 200423 I93 0.1- 0.1+ 200502 I52 0.3+ 0.6+
200423 I52 0.1- 0.1+ 200423 I93 0.1- 0.5- 231003 I52 0.1- 0.4+
200423 I52 0.0 0.3+ 200423 I93 0.0 0.0 231003 I52 0.3+ 0.5+
200423 I52 0.1- 0.1- 200423 106 0.6- 0.3- 231003 I52 0.1- 0.0
200423 I52 0.1+ 0.1- 200423 106 0.4- 0.5- 231004 I52 0.2+ 0.3-
200423 A17 0.8- 0.3- 200423 106 0.1- 1.0- 231004 I52 0.3- 0.0
200423 L01 0.3- 0.0 200424 204 0.1+ 0.1- 231004 I52 0.0 0.1-
200423 033 0.2- 0.3- 200424 204 0.2+ 0.2+ 231004 I52 0.2- 0.0
200423 033 0.3- 0.1- 200424 204 0.3+ 0.2+
200423 033 0.4- 0.0 200425 703 0.3+ 0.2-
Ephemeris:
2020 HV4 a,e,i = 1.33, 0.35, 11 q = 0.8625
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 09 05 05 56 37.1 -44 46 44 0.1732 1.0050 83.9 86.2 22.6
...
2023 09 20 03 51 35.5 -37 07 55 0.1709 1.0842 113.5 58.1 21.8
...
2023 09 28 02 54 57.3 -30 03 30 0.1813 1.1285 130.5 42.5 21.6
...
2023 10 04 02 19 53.5 -24 15 09 0.1964 1.1621 142.3 31.8 21.5
2023 10 05 02 14 41.9 -23 17 25 0.1995 1.1678 144.1 30.2 21.5
2023 10 06 02 09 41.3 -22 20 08 0.2029 1.1734 145.8 28.6 21.5
...
2023 10 12 01 43 24.0 -16 51 47 0.2270 1.2070 154.4 20.9 21.6
...
2023 10 20 01 17 40.2 -10 32 07 0.2697 1.2514 158.9 16.7 21.9
...
2023 11 04 00 52 05.8 -01 50 08 0.3786 1.3323 149.6 22.1 22.9
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-T32
More information about the Iaude
mailing list