[Iaude] MPEC L45: 2012 CA55 [a=1.80,e=0.48,i=8.6,H=21.84]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Tue Jun 4 10:13:03 EDT 2024
M.P.E.C. 2024-L45 Issued 2024 June 4, 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
2012 CA55
Revision to MPEC 2012-D84
Additional Observations:
K12C55A C2024 02 12.30540105 45 10.334+08 02 13.93 23.09GVEL045F52
K12C55A C2024 02 12.31791105 45 09.673+08 02 21.90 22.88GVEL045F52
K12C55A C2024 02 12.33043405 45 09.050+08 02 30.29 22.96GVEL045F52
K12C55A C2024 02 12.34288505 45 08.423+08 02 38.39 22.85GVEL045F52
K12C55A 0C2024 05 30.27362809 29 04.848+27 59 08.06 23.32GVEL045T14
K12C55A 0C2024 05 30.27483709 29 05.194+27 59 08.36 23.15GVEL045T14
K12C55A 0C2024 05 30.27604809 29 05.549+27 59 08.56 23.25GVEL045T14
K12C55A 0C2024 06 01.27325809 39 05.498+28 07 20.35 23.13GVEL045T14
K12C55A 0C2024 06 01.27758609 39 06.788+28 07 21.11 23.18GVEL045T14
Observer details:
F52 Pan-STARRS 2, 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.
T14 Canada-France-Hawaii Telescope, Maunakea. Observer L. Wells. Measurer D.
J. Tholen. 3.6-m f/4.1 reflector + 1024 x 2306 pixels Megacam.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
240212 F52 63.2- 11.5- 240601 T14 52.3- 77.0- MPO236313 +0.01 days
Orbital elements:
2012 CA55 PHA, Earth MOID = 0.0135 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 336.92761 (2000.0) P Q
n 0.40773165 Peri. 41.53270 -0.79361894 +0.60831996
a 1.8011634 Node 175.89152 -0.59029568 -0.76557903
e 0.4796914 Incl. 8.63858 -0.14737699 -0.20936950
P 2.42 H 21.84 G 0.15 U 0
Residuals in seconds of arc
120201 G96 0.6- 0.3+ 120309 D90 0.0 0.3+ 120320 C73 (1.2- 0.6-)
120201 G96 0.4+ 0.3+ 120309 D90 0.2- 0.6- 120320 046 0.7- 0.1-
120201 G96 0.2- 0.2+ 120310 A13 (0.2+ 2.5-) 120320 046 0.2- 0.1-
120201 G96 0.1- 0.3- 120310 A13 0.8- 1.1+ 120320 046 0.1- 0.9-
120226 703 0.1- 0.9+ 120311 203 0.1+ 0.4+ 120320 046 0.1+ 0.4+
120226 703 0.2- 1.1+ 120311 203 0.3- 0.1+ 120321 I15 0.4- 0.5-
120226 703 0.6- 0.5+ 120312 151 0.4- 0.1+ 120321 I15 0.1+ 0.0
120226 703 0.1- 0.1- 120312 151 0.5- 0.3- 120321 I15 0.5+ 0.0
120226 703 1.0- 0.3+ 120313 B88 0.2+ 0.9+ 120321 G48 0.1- 0.4+
120226 703 0.6+ 0.0 120313 B88 0.4- 0.6+ 120321 G48 0.8- 1.0+
120226 703 1.1- 0.7- 120313 B88 0.8- 0.3+ 120321 G48 0.2- 0.4+
120226 703 0.7- 1.0+ 120313 A24 0.3- 1.0- 120321 G48 0.6+ 0.5+
120226 474 0.1- 0.2- 120313 A24 0.1+ 0.2+ 120321 A24 0.0 0.3-
120226 474 0.4- 0.2- 120313 A24 0.2+ 0.4- 120321 A24 0.1- 0.2+
120226 474 0.5+ 0.1- 120313 A24 0.3+ 0.4- 120321 A24 (0.7+ 1.2+)
120226 300 0.7+ 1.0+ 120313 A24 0.1+ 0.2- 120321 A24 0.2+ 0.1+
120226 300 0.1+ 0.1+ 120313 A24 0.2+ 1.2- 120325 203 0.4- 0.2-
120226 300 0.3- 0.0 120314 130 (0.4+ 1.0-) 120325 203 0.1+ 0.0
120226 300 0.6- 0.4+ 120314 130 0.9+ 0.0 120326 H45 (2.5- 1.0+)
120226 300 0.1- 1.0+ 120314 130 0.1+ 0.5- 120326 H45 0.1- 1.2+
120226 118 0.4- 0.9+ 120314 130 (0.8+ 1.1-) 120326 H45 0.6- 0.7+
120226 118 0.3- 0.1+ 120314 A24 0.2+ 0.4- 120326 H45 0.9- 0.0
120226 I93 0.3- 0.5- 120314 A24 0.5+ 0.6- 120326 H45 1.0- 0.8+
120226 I93 0.1+ 0.3- 120314 A24 0.7+ 0.4- 120512 568 0.1- 0.2+
120226 I93 0.1+ 0.2- 120314 A24 1.2+ 0.0 120512 568 0.2- 0.2+
120227 807 0.3+ 0.0 120314 A24 0.3- 0.0 120512 568 0.1- 0.2+
120227 807 0.1- 0.1+ 120315 560 0.3+ 0.0 120609 291 0.3- 0.2+
120227 I19 0.2+ 0.1+ 120315 560 0.1+ 0.0 120609 291 0.1- 0.4+
120227 807 0.0 0.1+ 120315 246 0.4- 0.1- 120614 695 0.0 0.0
120227 807 0.1- 0.0 120315 246 0.1- 0.6- 120614 695 0.1+ 0.2-
120227 I19 0.2- 0.0 120315 246 0.5- 0.3- 120614 695 0.3- 0.0
120227 I19 0.0 0.4+ 120315 046 0.5- 0.4+ 120626 H21 0.5- 1.0+
120227 291 0.0 0.1+ 120315 246 0.7+ 0.7- 120626 H21 0.4- 0.6+
120227 291 0.2+ 0.1- 120315 246 0.2+ 0.6- 120626 H21 (0.8- 1.1+)
120227 291 0.2- 0.0 120315 046 0.6+ 0.1+ 120715 H21 0.2- 0.7-
120227 H21 0.4+ 0.3- 120315 046 0.7+ 0.1+ 120715 H21 0.2+ 0.2-
120227 H21 0.5- 0.5- 120315 046 0.3+ 0.1+ 120715 H21 0.2+ 0.0
120227 H21 0.2+ 0.2+ 120315 046 0.1+ 0.2- 120719 H21 0.1+ 0.2+
120227 H36 0.2+ 0.1+ 120316 046 0.4- 0.6- 120719 H21 0.3+ 0.2+
120227 H36 0.4+ 0.4+ 120316 046 0.2+ 0.0 120719 H21 0.1- 0.3-
120227 H36 0.7- 0.1+ 120316 046 0.1- 0.1- 120810 H21 0.6- 0.8-
120227 H36 0.1- 0.0 120316 046 0.1+ 0.0 120810 H21 0.3- 0.2-
120227 854 0.3- 0.3- 120319 160 0.2- 0.7- 120810 H21 0.4+ 0.0
120227 854 0.0 0.0 120319 160 0.1- 0.5- 240212 F52 0.1+ 0.0
120227 595 0.1+ 0.4- 120319 160 0.1- 0.5- 240212 F52 0.2- 0.2-
120227 595 0.0 0.3- 120320 151 1.1+ 0.3- 240212 F52 0.0 0.1+
120227 204 0.4+ 0.1+ 120320 151 0.7+ 0.5- 240212 F52 0.1+ 0.0
120227 204 0.3+ 0.2+ 120320 151 0.2+ 0.7- 240530 T14 0.0 0.1+
120303 291 0.2- 0.2- 120320 113 0.0 0.2- 240530 T14 0.1- 0.1+
120303 291 0.4+ 0.1- 120320 113 0.2+ 0.0 240530 T14 0.0 0.0
120303 291 0.3+ 0.1+ 120320 113 0.3- 0.5+ 240601 T14 0.1+ 0.0
120309 D90 0.2- 0.4+ 120320 C73 (1.8- 1.8+) 240601 T14 0.0 0.0
Ephemeris:
2012 CA55 a,e,i = 1.80, 0.48, 9 q = 0.9372
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 05 05 07 45 18.2 +24 35 37 0.6010 0.9736 69.2 75.6 23.3
...
2024 05 20 08 42 14.3 +26 53 18 0.5267 0.9407 67.0 82.0 23.2
...
2024 05 28 09 18 05.1 +27 47 39 0.4848 0.9373 67.0 84.5 23.1
...
2024 06 03 09 48 00.4 +28 12 48 0.4542 0.9416 67.8 85.7 23.0
2024 06 04 09 53 16.5 +28 15 12 0.4493 0.9429 68.0 85.8 23.0
2024 06 05 09 58 37.6 +28 16 59 0.4444 0.9443 68.2 85.9 23.0
...
2024 06 11 10 32 33.2 +28 12 51 0.4165 0.9560 69.9 85.9 22.9
...
2024 06 19 11 22 37.2 +27 15 14 0.3847 0.9798 73.6 84.2 22.7
...
2024 07 04 13 07 01.3 +21 39 20 0.3525 1.0453 84.8 75.6 22.3
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-L45
More information about the Iaude
mailing list