[Iaude] MPEC J267: 2017 RL1 [a=2.27,e=0.46,i=19.6,H=19.74]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Sat May 11 10:13:56 EDT 2024
M.P.E.C. 2024-J267 Issued 2024 May 11, 14:12 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
2017 RL1
Revision to MPEC 2017-R48
Additional Observations:
K17R01L 1C2007 12 19.27697 05 17 45.52 +14 30 01.2 21.4 GVEJ267G96
K17R01L 1C2007 12 19.28556 05 17 44.79 +14 29 55.8 21.3 GVEJ267G96
K17R01L 1C2007 12 19.29412 05 17 44.08 +14 29 50.2 22.2 GVEJ267G96
K17R01L C2010 05 13.39817414 36 58.672-29 53 22.81 22.22GVEJ267F51
K17R01L C2010 05 13.41032114 36 57.691-29 53 11.61 21.64GVEJ267F51
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.
G96 Mt. Lemmon Survey. Observer R. A. Kowalski. Measurers B. Gray, D.
Rankin, F. C. Shelly. 1.5-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
071219 G96 0.09+ 0.02+ 100513 F51 0.06+ 0.00+ E2024-DD1 -0.06 days
Orbital elements:
2017 RL1 Earth MOID = 0.4224 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 324.10997 (2000.0) P Q
n 0.28765421 Peri. 87.23368 +0.86673252 +0.38707514
a 2.2727704 Node 249.83082 -0.47241130 +0.83939917
e 0.4582324 Incl. 19.57914 +0.16000718 +0.38155192
P 3.43 H 19.74 G 0.15 U 1
Residuals in seconds of arc
071219 G96 0.1+ 0.2+ 170909 J95 0.2- 0.6+ 171112 291 0.6- 1.1-
071219 G96 0.0 0.4+ 170910 H21 0.2+ 0.3+ 171115 G96 0.1+ 0.4+
071219 G96 0.2+ 0.3+ 170910 H21 0.2+ 0.3+ 171115 G96 0.9- 0.3+
100513 F51 0.1- 0.3+ 170910 291 0.1+ 0.2- 171115 G96 0.0 0.3+
100513 F51 0.1+ 0.1+ 170910 291 0.3+ 0.0 171115 G96 0.1+ 0.5-
170906 F51 0.4- 0.1+ 170910 291 0.3+ 0.1- 171115 691 0.4+ 0.1+
170906 F51 0.4- 0.2+ 170911 J95 0.2- 0.5+ 171115 691 0.3+ 0.3-
170906 F51 0.2- 0.2+ 170911 J95 0.8+ 0.2+ 171115 691 0.6- 0.6+
170906 F51 0.1- 0.0 170917 I52 0.2- 0.7+ 171213 291 0.2- 0.2-
170908 695 0.1+ 0.1+ 170917 I52 0.3+ 0.3- 171213 291 0.0 0.0
170908 695 0.2- 0.2+ 170917 I52 0.3+ 0.4- 180106 695 0.0 0.3-
170908 J95 0.9- 0.1- 170922 691 0.5+ 0.2+ 180106 695 0.3- 0.0
170908 J95 1.4- 0.1- 170922 691 0.2+ 0.1+ 180106 695 0.4- 0.2+
170908 J95 1.1- 0.3- 170922 691 0.2+ 0.1- 180116 291 0.2+ 0.5-
170909 H21 0.9+ 0.1+ 171026 V06 0.1+ 0.0 180116 291 0.5+ 0.0
170909 H21 0.9+ 0.1+ 171026 V06 0.1+ 0.0 180116 291 0.1+ 0.1-
170909 J95 0.1- 0.1+ 171026 V06 0.2- 0.2-
170909 J95 0.0 0.2- 171112 291 0.3+ 0.7-
Ephemeris:
2017 RL1 a,e,i = 2.27, 0.46, 20 q = 1.2313
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 04 11 19 41 26.4 -18 19 04 1.3725 1.6600 87.2 37.1 23.0
...
2024 04 26 20 18 39.6 -12 45 06 1.1771 1.5744 92.0 39.7 22.7
...
2024 05 04 20 38 38.7 -09 04 17 1.0832 1.5302 94.0 41.1 22.4
...
2024 05 10 20 53 43.3 -05 57 43 1.0181 1.4980 95.2 42.2 22.3
2024 05 11 20 56 14.6 -05 24 50 1.0078 1.4927 95.4 42.3 22.3
2024 05 12 20 58 46.1 -04 51 28 0.9976 1.4874 95.6 42.5 22.2
...
2024 05 18 21 14 00.2 -01 20 34 0.9395 1.4565 96.5 43.6 22.1
...
2024 05 26 21 34 36.8 +03 48 07 0.8708 1.4170 97.3 45.2 21.9
...
2024 06 10 22 14 37.9 +14 37 22 0.7704 1.3503 97.3 48.2 21.6
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-J267
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