[Iaude] MPEC A68: 2015 KQ57 [a=2.68,e=0.69,i=6.0,H=22.16]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sun Jan 7 09:15:37 EST 2024
M.P.E.C. 2024-A68 Issued 2024 January 7, 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
2015 KQ57
Revision to MPEC 2015-K79
Additional Observations:
K15K57Q C2024 01 02.39905006 02 59.604+01 32 07.44 21.03wXEA068F51
K15K57Q C2024 01 02.41176606 02 57.922+01 31 52.87 20.93wXEA068F51
K15K57Q C2024 01 02.42443506 02 56.240+01 31 38.29 20.89wXEA068F51
K15K57Q 0C2024 01 05.39944205 56 28.522+00 32 23.99 20.93GVEA068T12
K15K57Q 0C2024 01 05.40242005 56 28.064+00 32 20.26 20.99GVEA068T12
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
T12 University of Hawaii 88-inch telescope, Maunakea. Observer D. J. Tholen.
2.24-m f/10.1 reflector + 2112 x 2112 pixels STA1600 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
240102 F51 2.52+ 0.48+ 240105 T12 2.67+ 0.59+ MPO782034 +0.56 days
Orbital elements:
2015 KQ57 Earth MOID = 0.0457 AU
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5 Veres
M 320.78005 (2000.0) P Q
n 0.22413720 Peri. 25.25470 -0.99872363 -0.01933887
a 2.6840674 Node 153.51035 +0.00394279 -0.95082827
e 0.6915502 Incl. 6.00467 +0.05035442 -0.30911424
P 4.40 H 22.16 G 0.15 U 1
Residuals in seconds of arc
150522 703 1.0+ 1.1+ 150524 H01 0.1- 0.2+ 150528 H21 0.2- 0.4+
150522 703 0.7+ 0.2+ 150524 H01 0.1- 0.0 150528 H21 0.4- 0.4+
150522 703 0.5- 1.2+ 150524 926 0.2+ 0.8- 150529 H21 0.8+ 1.2+
150522 703 0.8+ 0.2+ 150524 926 0.5- 0.1- 150529 H21 0.3+ 0.1+
150522 703 0.4- 1.2+ 150524 926 0.6- 0.0 150529 H21 0.4+ 0.7-
150522 703 0.0 0.2- 150524 926 0.0 0.1- 150529 291 0.1+ 0.2+
150522 703 1.2+ 2.2- 150524 926 0.5+ 0.4+ 150529 291 0.1+ 0.3-
150522 I52 0.4+ 0.0 150524 926 0.3+ 0.0 150529 291 0.3+ 0.5-
150522 I52 0.6+ 0.5+ 150524 G96 0.2+ 0.0 150531 291 0.1+ 0.2+
150522 I52 0.2+ 0.4+ 150524 G96 0.0 0.3+ 150531 291 0.2- 0.1+
150522 I52 0.2+ 0.4+ 150524 G96 0.1+ 0.3+ 150531 291 0.1+ 0.2-
150522 I93 0.0 0.2+ 150524 G96 0.0 0.0 150606 291 0.0 0.6-
150522 I93 0.2- 0.3+ 150524 448 0.2- 0.1+ 150606 291 0.2+ 0.2+
150522 I93 0.1+ 0.0 150524 448 0.1- 0.3- 150607 H21 0.5- 0.6+
150523 H01 0.2- 0.1+ 150524 448 0.2+ 0.2+ 150607 H21 0.4- 0.1-
150523 H01 0.1- 0.0 150525 926 1.8- 0.7- 150607 H21 0.6+ 0.4-
150523 H01 0.2- 0.0 150525 926 0.5- 0.0 150607 G96 0.1+ 0.4-
150523 H01 0.2- 0.0 150525 926 0.4+ 0.3- 150607 G96 0.2+ 0.2-
150523 G96 0.4+ 0.2- 150525 I52 0.2- 0.2- 150607 G96 0.2+ 0.0
150523 G96 0.3+ 0.4+ 150525 I52 0.3- 0.2+ 150607 G96 0.1+ 0.4+
150523 G96 0.1- 0.1+ 150525 I52 0.0 0.1+ 150618 568 0.0 0.0
150523 G96 0.4- 0.1+ 150525 I52 0.1- 0.2- 150618 568 0.0 0.0
150523 926 0.1+ 0.0 150527 204 0.1+ 0.3+ 150619 705 0.3- 0.3+
150523 926 0.1+ 0.3+ 150527 204 0.1+ 0.1- 150619 705 0.1- 0.2-
150523 926 0.1+ 0.2+ 150527 204 0.0 0.2+ 150619 705 0.0 0.0
150523 926 0.3+ 0.0 150527 H21 0.2+ 0.0 150622 291 0.1+ 0.1+
150523 926 0.2+ 0.0 150527 H21 0.1- 0.1+ 150622 291 0.2+ 0.2+
150523 926 0.8+ 0.3- 150527 H21 0.1- 0.0 150622 291 0.0 0.3+
150523 926 0.1+ 1.9- 150528 291 0.0 0.4- 240102 F51 0.0 0.0
150523 926 0.2+ 0.0 150528 291 0.1+ 0.3- 240102 F51 0.0 0.0
150523 926 0.5+ 0.3+ 150528 291 0.1+ 0.3- 240102 F51 0.0 0.0
150524 H01 0.3- 0.0 150528 H21 0.2- 0.0 240105 T12 0.0 0.0
150524 H01 0.1- 0.2+ 150528 H21 0.0 0.4+ 240105 T12 0.0 0.0
Ephemeris:
2015 KQ57 a,e,i = 2.68, 0.69, 6 q = 0.8279
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 12 08 06 29 39.3 +07 50 24 0.5581 1.5043 153.1 17.2 22.7
...
2023 12 23 06 19 06.6 +04 28 36 0.3858 1.3537 160.6 14.0 21.5
...
2023 12 31 06 07 31.7 +02 16 43 0.3077 1.2736 157.9 16.9 21.0
...
2024 01 06 05 55 03.0 +00 20 00 0.2548 1.2143 152.1 22.3 20.7
2024 01 07 05 52 34.2 -00 01 30 0.2464 1.2045 150.8 23.4 20.6
2024 01 08 05 49 57.3 -00 23 44 0.2382 1.1948 149.5 24.7 20.6
...
2024 01 14 05 30 50.7 -02 56 38 0.1911 1.1371 140.2 33.6 20.2
...
2024 01 22 04 50 22.7 -07 52 04 0.1348 1.0633 122.9 51.0 19.8
...
2024 02 06 00 45 15.6 -25 37 14 0.07165 0.9413 49.7 126.9 21.7
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-A68
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