MPEC 2016-C38 : 2015 NJ3
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M.P.E.C. 2016-C38 Issued 2016 Feb. 5, 03:07 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2015 NJ3
Revision to MPEC 2015-N32
Additional Observations:
K15N03J 2C2016 01 13.58306512 55 14.179+01 13 55.18 23.5 RtEC038568
K15N03J 2C2016 01 13.59411312 55 14.270+01 14 00.94 23.4 RtEC038568
K15N03J 2C2016 02 02.57510512 50 00.231+05 14 52.34 22.7 RtEC038568
K15N03J 2C2016 02 02.58392912 49 59.827+05 15 00.35 22.8 RtEC038568
Observer details:
568 Mauna Kea. Observers Y. Ramanjooloo, D. J. Tholen. Measurer D. J. Tholen.
2.24-m University of Hawaii reflector.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
160113 568 29.8- 37.5+ 160202 568 46.4- 44.0+ MPO344136 -0.0085 day
Orbital elements:
2015 NJ3 PHA, Earth MOID = 0.0491 AU
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5 MPC
M 50.17076 (2000.0) P Q
n 0.44916553 Peri. 251.20723 +0.88485063 -0.44057720
a 1.6886194 Node 134.59906 +0.46554208 +0.84848732
e 0.6705008 Incl. 12.27896 -0.01760468 +0.29319106
P 2.19 H 20.5 G 0.15 U 2
Residuals in seconds of arc
150709 F51 0.0 0.1+ 150710 033 0.1+ 0.2- 150712 F51 0.2+ 0.0
150709 F51 0.3- 0.0 150710 104 0.1+ 0.6+ 150712 F51 0.2+ 0.1+
150709 F51 0.0 0.0 150710 033 0.7- 0.0 150712 F51 0.1- 0.1+
150709 033 0.1+ 0.0 150710 104 0.5+ 1.0+ 150713 H21 0.4- 0.1-
150709 033 0.4- 0.2+ 150710 033 0.1- 0.2- 150713 H21 0.2- 0.5+
150709 033 0.3+ 0.1- 150710 033 0.1+ 0.0 150713 H21 0.1+ 0.0
150709 033 0.5+ 0.0 150710 033 0.4- 0.5- 150715 H21 0.3+ 0.5+
150709 J95 1.0+ 0.8+ 150711 H21 0.2+ 0.3- 150715 H21 1.4- 0.1-
150709 J95 0.5- 0.5- 150711 H21 0.2- 0.0 150719 807 0.2+ 0.2-
150709 033 0.0 0.3- 150711 H21 0.1+ 0.4- 150719 807 0.1+ 0.5-
150710 033 0.9+ 0.5- 150711 033 0.1- 0.2- 150719 807 0.2- 1.1-
150710 568 0.1- 0.1- 150711 104 0.3+ 0.4- 150814 568 0.1+ 0.0
150710 568 0.0 0.0 150711 033 0.0 0.1- 150814 568 0.1- 0.0
150710 568 0.0 0.1- 150711 104 0.3+ 0.8- 160113 568 0.1+ 0.0
150710 204 0.2- 0.1+ 150712 691 0.2+ 0.2- 160113 568 0.1+ 0.1-
150710 204 0.1- 0.2- 150712 691 0.7- 0.5+ 160202 568 0.2- 0.0
150710 204 0.7- 0.0 150712 691 0.2- 0.0 160202 568 0.0 0.0
150710 104 0.1+ 0.4+ 150712 F51 0.1+ 0.2+
Ephemeris:
2015 NJ3 a,e,i = 1.69, 0.67, 12 q = 0.5564
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2016 01 06 12 52 39.4 +00 15 47 1.2094 1.5961 92.8 38.0 23.5
...
2016 01 21 12 55 25.1 +02 28 28 1.1499 1.7311 108.2 32.7 23.4
...
2016 01 29 12 52 50.3 +04 08 41 1.1191 1.7989 117.4 29.1 23.3
...
2016 02 04 12 48 54.9 +05 36 44 1.0993 1.8479 124.7 26.0 23.2
2016 02 05 12 48 05.6 +05 52 24 1.0964 1.8559 126.0 25.5 23.2
2016 02 06 12 47 13.4 +06 08 18 1.0937 1.8638 127.3 24.9 23.2
...
2016 02 12 12 41 01.3 +07 48 31 1.0805 1.9107 135.0 21.4 23.1
...
2016 02 20 12 30 20.7 +10 10 27 1.0742 1.9710 145.6 16.4 23.0
...
2016 03 06 12 05 10.7 +14 29 49 1.1073 2.0770 163.2 7.9 22.9
A. U. Tomatic (C) Copyright 2016 MPC M.P.E.C. 2016-C38
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