[Iaude] MPEC J22: 2021 QO42 [a=2.16,e=0.44,i=6.1,H=21.33]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Thu May 2 10:15:37 EDT 2024
M.P.E.C. 2024-J22 Issued 2024 May 2, 14:14 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2021 QO42
Revision to MPEC 2021-S37
Additional Observations:
K21Q42O KC2024 04 17.30652214 06 38.855-21 25 14.95 21.96GVEJ022V06
K21Q42O KC2024 04 17.31923314 06 37.804-21 25 15.60 22.21GVEJ022V06
K21Q42O KC2024 04 17.33194414 06 36.785-21 25 17.33 22.10GVEJ022V06
K21Q42O KC2024 04 17.34465114 06 35.777-21 25 18.77 21.99GVEJ022V06
K21Q42O KC2024 05 01.30581213 46 19.999-21 25 39.25 22.35GVEJ022V06
K21Q42O KC2024 05 01.30979113 46 19.643-21 25 39.72 22.64GVEJ022V06
K21Q42O KC2024 05 01.31376813 46 19.204-21 25 39.14 22.42GVEJ022V06
K21Q42O KC2024 05 01.31774613 46 18.815-21 25 38.75 23.09GVEJ022V06
Observer details:
V06 Catalina Sky Survey-Kuiper. Observers J. B. Fazekas, V. F. Carvajal, G.
J. Leonard. Measurers T. Beuden, V. F. Carvajal, 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. 1.55-m reflector + 1K CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
240417 V06 54.8+ 26.1+ 240501 V06 57.0+ 31.8+ E2024-DC2 -0.00 days
Orbital elements:
2021 QO42 Earth MOID = 0.2115 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 309.49384 (2000.0) P Q
n 0.31106864 Peri. 311.63529 +0.60093143 +0.79925229
a 2.1572405 Node 355.27617 -0.69796767 +0.51935868
e 0.4399312 Incl. 6.12448 -0.38951579 +0.30242742
P 3.17 H 21.33 G 0.15 U 2
Residuals in seconds of arc
210831 F52 0.0 0.2+ 210918 G96 0.0 0.1- 211013 F52 0.0 0.0
210831 F52 0.0 0.1- 210918 G96 0.3- 0.3- 211013 F52 0.1- 0.1+
210831 F52 0.0 0.1+ 210918 G96 0.2- 0.3- 211013 F52 0.1+ 0.1+
210831 F52 0.0 0.1+ 210918 G96 0.1+ 0.2- 211013 F52 0.1+ 0.1+
210908 F52 0.1+ 0.1+ 210929 D29 0.8+ 0.4- 240417 V06 0.0 0.1+
210908 F52 0.1- 0.0 210929 D29 0.2- 0.2+ 240417 V06 0.2- 0.6+
210908 F52 0.0 0.0 210929 D29 0.7- 0.4- 240417 V06 0.0 0.0
210909 G96 0.2+ 0.2+ 211002 F52 0.1- 0.0 240417 V06 0.4+ 0.4-
210909 G96 0.1+ 0.3- 211002 F52 0.2- 0.1+ 240501 V06 0.1+ 0.5+
210909 G96 0.1- 0.1- 211002 F52 0.0 0.1- 240501 V06 0.5+ 0.3-
210909 G96 0.2+ 0.2- 211007 G96 0.0 0.1+ 240501 V06 0.2- 0.1-
210911 F52 0.1- 0.0 211007 G96 0.4+ 0.3+ 240501 V06 0.3- 0.0
210911 F52 0.1+ 0.1- 211007 G96 0.3- 0.5-
210911 F52 0.0 0.1- 211007 G96 0.0 0.3-
Ephemeris:
2021 QO42 a,e,i = 2.16, 0.44, 6 q = 1.2082
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 04 02 14 22 00.9 -20 41 33 0.9572 1.8977 151.8 14.4 23.4
...
2024 04 17 14 07 02.4 -21 24 39 0.8197 1.8126 167.4 7.0 22.7
...
2024 04 25 13 55 55.8 -21 30 15 0.7662 1.7668 171.0 5.1 22.4
...
2024 05 01 13 46 48.6 -21 25 55 0.7353 1.7323 167.2 7.4 22.4
2024 05 02 13 45 15.8 -21 24 31 0.7310 1.7266 166.3 8.0 22.4
2024 05 03 13 43 42.9 -21 22 56 0.7268 1.7209 165.3 8.6 22.4
...
2024 05 09 13 34 33.3 -21 10 07 0.7061 1.6865 158.5 12.7 22.5
...
2024 05 17 13 23 26.3 -20 47 12 0.6894 1.6409 148.9 18.5 22.6
...
2024 06 01 13 09 26.3 -20 06 49 0.6839 1.5566 131.9 29.0 22.7
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-J22
More information about the Iaude
mailing list