MPEC 2007-O12 : 2007 NS4
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M.P.E.C. 2007-O12 Issued 2007 July 18, 14:35 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 http://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2007 NS4
Observations:
K07N04S* C2007 07 15.59366 21 03 50.18 -30 38 12.1 20.1 V EO012E12
K07N04S C2007 07 15.60712 21 03 49.06 -30 38 21.5 20.0 V EO012E12
K07N04S C2007 07 15.62004 21 03 48.02 -30 38 31.7 20.2 V EO012E12
K07N04S C2007 07 15.63358 21 03 47.01 -30 38 40.7 20.2 V EO012E12
K07N04S C2007 07 15.69127 21 03 42.47 -30 39 21.9 20.2 V EO012E12
K07N04S C2007 07 15.69336 21 03 42.27 -30 39 24.2 EO012E12
K07N04S C2007 07 16.61500 21 02 32.37 -30 50 30.8 20.4 R EO012E12
K07N04S C2007 07 16.62061 21 02 31.90 -30 50 35.2 20.1 R EO012E12
K07N04S C2007 07 18.37729 21 00 08.17 -31 12 03.0 19.8 R EO012474
K07N04S C2007 07 18.38065 21 00 07.85 -31 12 05.5 19.9 R EO012474
K07N04S C2007 07 18.38401 21 00 07.57 -31 12 08.4 19.7 R EO012474
Observer details:
474 Mount John Observatory, Lake Tekapo. Observer A. C. Gilmore. 0.6-m f/6.4
reflector + CCD.
E12 Siding Spring Survey. Observer G. J. Garradd. Measurers E. C. Beshore,
E. J. Christensen, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.5-m Uppsala Schmidt + CCD.
Orbital elements:
2007 NS4 PHA, Earth MOID = 0.0385 AU
Epoch 2007 Apr. 10.0 TT = JDT 2454200.5 MPC
M 273.26419 (2000.0) P Q
n 0.39426801 Peri. 47.03554 +0.52451303 -0.85117249
a 1.8419381 Node 11.37797 +0.74904529 +0.45028304
e 0.5867271 Incl. 5.75602 +0.40474343 +0.26972315
P 2.50 H 19.2 G 0.15 U 9
Residuals in seconds of arc
070715 E12 0.3+ 0.0 070715 E12 0.6+ 0.4+ 070718 474 0.1+ 0.1+
070715 E12 0.5- 0.4+ 070715 E12 0.1+ 0.4- 070718 474 0.2- 0.2+
070715 E12 0.7- 0.5- 070716 E12 0.1+ 0.0 070718 474 0.0 0.1-
070715 E12 0.1+ 0.3+ 070716 E12 0.0 0.2-
Ephemeris:
2007 NS4 a,e,i = 1.84, 0.59, 6 q = 0.7612
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2007 07 19 20 59.22 -31 19.9 0.667 1.663 161.6 11.1 20.1
2007 07 29 20 40.57 -33 27.7 0.577 1.580 165.3 9.4 19.6
2007 08 08 20 14.38 -35 23.2 0.507 1.495 157.3 15.2 19.4
2007 08 18 19 42.76 -36 34.2 0.457 1.407 143.7 25.2 19.4
2007 08 28 19 10.38 -36 38.3 0.422 1.317 128.8 36.7 19.4
2007 09 07 18 41.81 -35 37.1 0.397 1.225 114.2 48.6 19.5
2007 09 17 18 19.20 -33 47.2 0.374 1.133 100.2 60.8 19.5
2007 09 27 18 01.30 -31 22.6 0.348 1.043 86.9 73.6 19.6
2007 10 07 17 43.80 -28 21.2 0.316 0.958 73.2 88.4 19.7
2007 10 17 17 19.64 -24 16.8 0.277 0.880 57.7 106.9 20.1
2007 10 27 16 38.92 -18 12.4 0.240 0.818 37.8 131.8 21.6
2007 11 06 15 37.53 -09 37.0 0.225 0.776 14.8 161.0 26.7
2007 11 16 14 34.76 -01 31.0 0.249 0.761 20.7 152.6 24.5
2007 11 26 13 54.67 +02 33.9 0.306 0.776 39.5 126.0 21.4
2007 12 06 13 37.62 +03 22.2 0.373 0.818 53.1 105.5 20.5
2007 12 16 13 33.65 +02 41.8 0.435 0.881 63.5 90.3 20.3
2007 12 26 13 35.04 +01 34.8 0.485 0.958 72.6 78.5 20.3
2008 01 05 13 37.23 +00 30.9 0.519 1.043 81.7 68.8 20.3
2008 01 15 13 37.30 -00 14.6 0.539 1.134 91.5 60.2 20.3
2008 01 25 13 33.30 -00 34.0 0.549 1.225 102.3 51.7 20.2
2008 02 04 13 23.90 -00 23.4 0.554 1.317 114.7 42.9 20.2
2008 02 14 13 08.46 +00 18.2 0.561 1.407 128.6 33.3 20.1
2008 02 24 12 47.80 +01 24.4 0.578 1.495 143.8 23.0 20.0
2008 03 05 12 24.28 +02 42.3 0.612 1.580 159.6 12.6 19.9
2008 03 15 12 01.30 +03 55.0 0.670 1.663 174.5 3.3 19.8
2008 03 25 11 41.97 +04 48.7 0.753 1.743 169.0 6.3 20.3
2008 04 04 11 27.83 +05 18.4 0.860 1.820 156.0 12.9 20.9
2008 04 14 11 19.12 +05 24.4 0.987 1.893 144.2 18.1 21.5
2008 04 24 11 15.22 +05 10.4 1.130 1.964 133.6 21.8 22.0
2008 05 04 11 15.22 +04 40.5 1.287 2.032 124.1 24.3 22.4
Gareth V. Williams (C) Copyright 2007 MPC M.P.E.C. 2007-O12
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