[Iaude] MPEC A01: 2011 AL24 [a=1.72,e=0.35,i=7.8,H=22.33]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sun Dec 31 19:32:51 EST 2023
M.P.E.C. 2024-A01 Issued 2024 January 1, 00:31 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
2011 AL24
Revision to MPEC 2011-A47
Additional Observations:
K11A24L 1C2020 01 24.19660 04 45 53.56 +21 44 57.8 21.6 GVEA001G96
K11A24L 1C2020 01 24.20220 04 45 53.82 +21 44 47.9 21.1 GVEA001G96
K11A24L 1C2020 01 24.20780 04 45 54.03 +21 44 38.0 21.1 GVEA001G96
K11A24L 1C2020 01 24.21340 04 45 54.26 +21 44 28.0 21.4 GVEA001G96
K11A24L 1C2020 01 31.15012 04 54 01.71 +18 26 18.8 21.5 GVEA001G96
K11A24L 1C2020 01 31.15571 04 54 02.10 +18 26 09.9 21.7 GVEA001G96
K11A24L 1C2020 01 31.16131 04 54 02.56 +18 26 00.9 21.1 GVEA001G96
Observer details:
G96 Mt. Lemmon Survey. Observers H. Groeller, D. Rankin. Measurers E. J.
Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.5-m reflector +
10K CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
200124 G96 1.08+ 0.09+ 200131 G96 1.03+ 0.19+ MPO599256 +0.65 days
Orbital elements:
2011 AL24 Earth MOID = 0.1566 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 202.63156 (2000.0) P Q
n 0.43591353 Peri. 214.99764 -0.83269763 -0.53906186
a 1.7226716 Node 291.89770 +0.53406462 -0.72147039
e 0.3455614 Incl. 7.84200 +0.14625195 -0.43461797
P 2.26 H 22.33 G 0.15 U 1
Residuals in seconds of arc
110111 703 1.0+ 0.0 110113 691 0.5- 0.4+ 110205 I20 0.2- 0.8-
110111 703 1.3+ 0.3- 110113 691 0.4- 0.3- 110205 I20 0.0 0.6+
110111 703 1.0- 0.2- 110125 H21 0.4- 0.1- 110207 703 0.6+ 0.1-
110111 703 0.7- 0.7+ 110125 H21 0.1- 0.1- 110207 703 0.7+ 0.3-
110111 703 1.2- 0.9+ 110125 H21 0.0 0.3- 110207 703 0.7- 0.1+
110111 703 0.1- 1.1+ 110127 703 1.3- 0.1+ 110207 703 0.7- 0.2+
110111 703 0.1- 1.0+ 110127 703 0.8- 0.3- 110210 F51 0.1+ 0.0
110111 703 0.5+ 0.5- 110127 703 0.6+ 0.7- 110210 F51 0.1+ 0.0
110111 703 0.9+ 0.9+ 110127 703 0.4+ 1.3+ 110214 F51 0.0 0.2+
110111 703 0.2+ 0.6+ 110127 474 0.1- 0.2+ 110214 F51 0.2+ 0.1-
110111 703 0.6- 0.7- 110127 474 0.0 0.1- 110214 F51 0.3+ 0.2+
110112 204 0.2- 0.2- 110127 474 0.2+ 0.2- 200124 G96 0.0 0.2+
110112 204 0.1+ 0.4- 110127 474 0.3- 0.1- 200124 G96 0.3+ 0.1+
110112 J04 0.1+ 0.1+ 110127 D90 0.1+ 0.4+ 200124 G96 0.0 0.1+
110112 J04 0.0 0.0 110127 D90 0.3+ 0.3+ 200124 G96 0.0 0.0
110112 J04 0.3+ 0.1+ 110127 D90 0.1+ 0.2+ 200131 G96 0.1- 0.8-
110113 H36 0.4+ 0.0 110127 D90 0.1+ 0.0 200131 G96 0.5- 0.3-
110113 H36 0.1- 0.1+ 110204 H36 0.1- 0.5+ 200131 G96 0.1+ 0.0
110113 H36 0.5+ 0.1+ 110204 H36 0.3+ 0.1-
110113 691 0.3- 0.1+ 110204 H36 0.1+ 0.6-
Ephemeris:
2011 AL24 a,e,i = 1.72, 0.35, 8 q = 1.1274
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 12 02 22 00 55.1 -04 09 13 2.0607 2.1523 81.7 27.0 26.8
...
2023 12 17 22 19 25.1 -02 52 25 2.2103 2.1126 71.4 26.2 26.9
...
2023 12 25 22 30 32.4 -02 00 29 2.2835 2.0897 66.2 25.5 26.9
...
2023 12 31 22 39 22.0 -01 16 57 2.3348 2.0717 62.4 24.9 26.9
2024 01 01 22 40 52.6 -01 09 19 2.3431 2.0686 61.8 24.8 26.9
2024 01 02 22 42 23.7 -01 01 36 2.3512 2.0656 61.2 24.7 26.9
...
2024 01 08 22 51 43.6 -00 13 09 2.3981 2.0467 57.6 23.9 26.9
...
2024 01 16 23 04 42.6 +00 56 49 2.4551 2.0206 52.9 22.9 26.9
...
2024 01 31 23 30 34.2 +03 22 40 2.5434 1.9684 44.7 20.6 26.8
(Last issue was M.P.E.C. 2023-Y113)
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-A01
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