MPEC 2011-N06 : 2011 EZ40
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M.P.E.C. 2011-N06 Issued 2011 July 1, 19:43 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.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2011 EZ40
Revision to MPEC 2011-E62
Additional Observations:
K11E40Z C2002 08 22.48627 00 04 42.15 +10 55 27.5 20.1 RcEN006644
K11E40Z C2002 08 22.50844 00 04 37.54 +10 56 02.9 20.1 RcEN006644
K11E40Z C2002 09 03.32304 23 24 59.65 +15 09 40.8 20.0 RcEN006644
K11E40Z C2002 09 03.34427 23 24 55.40 +15 10 00.4 19.9 RcEN006644
K11E40Z C2002 09 03.36935 23 24 50.36 +15 10 23.2 20.0 RcEN006644
K11E40Z C2002 09 11.35613 23 00 49.11 +16 42 19.7 20.6 RcEN006644
K11E40Z C2002 09 11.38681 23 00 43.85 +16 42 34.3 20.3 RcEN006644
K11E40Z C2002 09 11.40784 23 00 40.29 +16 42 44.5 20.3 RcEN006644
Observer details:
644 Palomar Mountain/NEAT. Observers E. F. Helin, S. Pravdo, K. Lawrence,
K. Kuluhiwa, M. Hicks. Measurer R. Matson. 1.2-m Schmidt + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
020822 644 1.38+ 1.57+ 020911 644 1.57+ 1.32+ MPO196821 -0.0036 day
Orbital elements:
2011 EZ40 Earth MOID = 0.2094 AU
Epoch 2011 Aug. 27.0 TT = JDT 2455800.5 MPC
M 38.10635 (2000.0) P Q
n 0.43629883 Peri. 276.26965 -0.31196322 +0.93195918
a 1.7216572 Node 333.16577 -0.62592070 -0.34788659
e 0.4422189 Incl. 24.15857 -0.71477425 -0.10211275
P 2.26 H 21.1 G 0.15 U 1
Residuals in seconds of arc
020822 644 0.2+ 0.3+ 110311 H36 0.2+ 0.0 110314 291 1.3- 0.3-
020822 644 0.0 0.4- 110311 H01 0.4+ 0.0 110314 291 0.2- 0.2-
020903 644 0.3- 0.5+ 110311 H01 0.2+ 0.1- 110314 291 0.3+ 0.2-
020903 644 0.3- 0.4+ 110311 H21 0.7- 1.0+ 110324 291 0.1- 0.1-
020903 644 0.7- 0.1+ 110311 H01 0.3+ 0.3- 110324 291 0.4+ 0.7+
020911 644 0.2+ 0.1- 110311 H01 0.1+ 0.2- 110324 291 0.1- 0.2+
020911 644 0.3- 0.2+ 110311 H21 0.6- 1.0+ 110408 807 1.1- 0.2+
020911 644 0.1- 0.7+ 110311 H21 0.1- 0.8+ 110408 807 0.9- 0.4+
110309 F51 0.2+ 0.0 110311 651 0.4+ 0.9- 110408 807 0.5- 0.3+
110309 F51 0.3+ 0.1- 110311 651 0.3+ 0.3+ 110408 807 0.4- 0.3+
110309 F51 0.1+ 0.0 110311 D90 0.4- 0.8- 110413 568 0.0 0.0
110309 F51 0.3+ 0.0 110311 D90 0.2- 0.2+ 110413 568 0.1+ 0.1-
110311 H36 0.2+ 0.0 110311 D90 0.1- 0.3- 110413 568 0.0 0.0
110311 H36 0.8+ 0.1- 110311 D90 0.7- 0.4- 110630 807 0.1+ 0.2+
110311 291 0.4- 0.1- 110313 H21 0.1+ 0.2- 110630 807 0.2+ 0.3+
110311 291 0.3- 0.6+ 110313 H21 0.5+ 0.1-
110311 291 0.0 0.4+ 110313 H21 0.7+ 0.2+
Ephemeris:
2011 EZ40 a,e,i = 1.72, 0.44, 24 q = 0.9603
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2011 06 01 05 15 28.1 -48 08 08 0.4136 0.9603 70.7 85.3 22.1
...
2011 06 16 04 21 53.1 -47 53 56 0.3913 0.9767 73.1 84.3 22.0
...
2011 06 24 03 51 48.6 -46 31 48 0.3731 0.9976 76.5 82.2 21.8
...
2011 06 30 03 28 46.0 -44 57 35 0.3572 1.0182 80.1 79.6 21.7
2011 07 01 03 24 51.8 -44 39 15 0.3544 1.0220 80.8 79.1 21.7
2011 07 02 03 20 56.2 -44 20 09 0.3515 1.0259 81.6 78.6 21.6
...
2011 07 08 02 56 43.0 -42 09 07 0.3339 1.0513 86.6 74.9 21.4
...
2011 07 16 02 21 55.5 -38 26 01 0.3102 1.0899 95.3 68.2 21.1
...
2011 07 31 01 05 26.1 -28 20 14 0.2756 1.1730 118.8 49.3 20.5
A. U. Tomatic (C) Copyright 2011 MPC M.P.E.C. 2011-N06
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