MPEC 2005-J57 : 2002 EZ2
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M.P.E.C. 2005-J57 Issued 2005 May 13, 16:39 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Commission 20 of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Supported in part by the Brinson Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2002 EZ2
Revision to MPEC 2002-E37
Additional Observations:
K02E02Z C2005 05 07.13236 20 17 55.93 +06 03 28.8 21.2 R EJ057493
K02E02Z C2005 05 07.13797 20 17 56.69 +06 03 37.2 21.4 R EJ057493
K02E02Z 3C2005 05 12.50537 20 30 03.52 +08 17 50.5 EJ057F65
K02E02Z 3C2005 05 12.51602 20 30 04.90 +08 18 06.6 21.3 R EJ057F65
Observer details:
493 Calar Alto. Observers M. Busch, F. Hormuth, M. Kretlow. 1.52-m f/8
reflector + CCD.
F65 Haleakala-Faulkes Telescope North. Observer F. Hormuth. Measurers
F. Hormuth, M. Kretlow. 2.0-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
050507 493 85.0+ 16.8- 050512 F65 90.1+ 19.2- MPO 62388 -0.029 day
Orbital elements:
2002 EZ2
Epoch 2005 Jan. 30.0 TT = JDT 2453400.5 MPC
M 184.29386 (2000.0) P Q
n 0.70584355 Peri. 185.99549 +0.99226733 -0.12403531
a 1.2492914 Node 181.15945 +0.12117378 +0.97602335
e 0.0460013 Incl. 13.02432 +0.02687877 +0.17886775
P 1.40 H 20.1 G 0.15 U 4
Residuals in seconds of arc
020209 644 0.9- 0.2- 020310 151 0.3+ 0.5+ 020314 118 0.0 0.7+
020221 644 1.6- 0.5- 020310 246 1.0+ 0.8- 020314 118 0.1- 1.1-
020309 644 0.1+ 0.4+ 020310 246 1.4+ 0.3- 020315 644 0.1- 0.2+
020309 644 0.1+ 0.0 020310 246 0.0 0.2- 020315 644 0.4+ 0.3+
020309 644 0.2+ 0.4+ 020310 246 0.3+ 1.1- 020315 644 0.2+ 0.2+
020309 644 0.0 0.2+ 020310 557 0.4- 0.2- 020317 422 0.1+ 1.2-
020309 644 0.0 0.5+ 020310 246 0.3- 0.3- 020317 422 0.4+ 0.0
020309 644 0.3+ 0.4+ 020310 557 0.2- 0.3- 020402 858 0.1+ 0.4-
020309 118 1.0+ 0.8+ 020310 557 0.1- 0.3- 020402 858 0.8+ 1.2+
020309 118 1.2+ 0.8+ 020311 854 0.2- 0.6+ 020402 858 0.4- 0.6+
020309 118 1.7- 1.2+ 020311 854 (2.4- 1.9+) 020402 413 0.1- 0.4-
020309 966 0.4- 0.3+ 020311 854 0.2- 0.3+ 020402 413 0.1+ 0.2-
020309 966 0.0 0.2+ 020311 422 0.3+ 1.4- 020403 246 0.2- 0.2+
020310 644 0.1+ 0.1+ 020311 422 0.6+ 0.3- 020403 246 0.1+ 0.2-
020310 644 0.0 0.1+ 020311 113 0.3- 0.3- 020403 246 0.0 0.0
020310 696 0.1+ 0.2+ 020311 113 0.0 0.6+ 020403 246 0.3+ 0.2-
020310 696 0.1- 0.1+ 020311 113 0.2- 1.7- 020403 246 0.1- 0.2-
020310 644 0.2+ 0.2+ 020311 106 0.3- 1.2+ 020407 246 0.3- 0.2-
020310 345 0.5- 0.1- 020311 118 0.4+ 0.3+ 020407 246 0.1+ 0.0
020310 345 0.6+ 0.5+ 020311 118 0.3+ 0.1+ 020407 246 0.4- 0.2-
020310 345 0.7+ 0.3+ 020311 106 0.4+ 0.7- 020506 696 0.1- 0.1-
020310 345 0.0 0.2+ 020311 106 0.6+ 0.5- 020506 696 0.5- 0.0
020310 113 1.7- 0.5+ 020312 966 0.2- 0.1+ 050507 493 0.1- 0.0
020310 113 0.0 0.5- 020312 966 0.2- 0.2+ 050507 493 0.0 0.0
020310 113 0.1- 0.3- 020314 118 1.1- 0.7- 050512 F65 0.1+ 0.1+
020310 151 0.7+ 0.2- 020314 118 1.5- 0.1- 050512 F65 0.1+ 0.0
Ephemeris:
2002 EZ2 a,e,i = 1.25, 0.05, 13 q = 1.1918
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2005 05 10 20 24.44 +07 15.1 0.637 1.267 98.0 52.1 21.6
2005 05 20 20 46.28 +11 26.4 0.595 1.260 100.0 52.3 21.4
2005 05 30 21 06.75 +15 36.2 0.554 1.253 102.1 52.3 21.2
2005 06 09 21 25.78 +19 38.0 0.515 1.246 104.2 52.2 21.1
2005 06 19 21 43.26 +23 23.9 0.476 1.239 106.6 51.8 20.9
2005 06 29 21 59.15 +26 46.6 0.437 1.232 109.2 51.2 20.7
2005 07 09 22 13.15 +29 36.6 0.399 1.225 112.3 50.1 20.4
2005 07 19 22 24.95 +31 40.5 0.360 1.219 116.1 48.5 20.1
2005 07 29 22 34.30 +32 42.3 0.322 1.213 120.9 45.9 19.8
2005 08 08 22 40.75 +32 16.5 0.285 1.207 127.1 42.1 19.4
2005 08 18 22 44.32 +29 47.5 0.251 1.203 135.1 36.5 19.0
2005 08 28 22 45.60 +24 35.7 0.221 1.199 145.3 28.7 18.5
2005 09 07 22 45.80 +16 12.9 0.201 1.196 157.3 19.0 18.0
2005 09 17 22 47.09 +05 18.1 0.194 1.193 165.1 12.5 17.7
2005 09 27 22 51.31 -05 59.0 0.202 1.192 157.9 18.4 18.0
2005 10 07 22 59.45 -15 19.1 0.225 1.192 145.5 28.3 18.5
2005 10 17 23 11.72 -21 41.6 0.258 1.192 134.6 36.5 19.0
2005 10 27 23 27.33 -25 21.4 0.299 1.194 125.9 42.4 19.5
2005 11 06 23 45.41 -26 54.1 0.344 1.196 119.0 46.5 19.9
2005 11 16 00 05.25 -26 53.3 0.391 1.199 113.5 49.1 20.3
2005 11 26 00 26.17 -25 44.9 0.439 1.204 109.0 50.8 20.6
2005 12 06 00 47.86 -23 46.4 0.488 1.208 105.2 51.9 20.9
2005 12 16 01 10.19 -21 11.2 0.536 1.214 101.9 52.5 21.1
2005 12 26 01 33.00 -18 09.7 0.585 1.220 98.9 52.8 21.3
2006 01 05 01 56.36 -14 49.3 0.634 1.226 96.2 52.9 21.5
2006 01 15 02 20.34 -11 17.2 0.682 1.233 93.7 52.7 21.7
2006 01 25 02 44.98 -07 39.7 0.731 1.240 91.4 52.5 21.8
2006 02 04 03 10.38 -04 02.1 0.781 1.247 89.0 52.2 22.0
Timothy B. Spahr (C) Copyright 2005 MPC M.P.E.C. 2005-J57
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