MPEC 2019-V160 : 2018 NN
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M.P.E.C. 2019-V160 Issued 2019 November 14, 16:04 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
2018 NN
Revision to MPEC 2018-N22
Additional Observations:
K18N00N C2013 08 27.57443723 37 38.767+20 41 00.86 20.6 GVEV160F51
K18N00N C2013 08 27.58611223 37 37.846+20 41 05.50 20.5 GVEV160F51
K18N00N C2013 08 27.61202123 37 35.764+20 41 16.00 21.1 GVEV160F51
K18N00N C2013 09 02.53836423 29 54.376+21 11 06.74 20.3 GVEV160F51
K18N00N C2013 09 02.55059423 29 53.325+21 11 08.71 20.3 GVEV160F51
K18N00N C2013 09 10.46919223 19 13.122+21 13 34.51 20.4 GVEV160F51
K18N00N C2013 09 10.48077223 19 12.133+21 13 33.22 19.8 GVEV160F51
K18N00N C2013 10 10.26584022 54 24.261+17 25 35.51 21.6 GVEV160F51
K18N00N C2013 10 10.27726622 54 24.075+17 25 28.88 21.5 GVEV160F51
K18N00N C2015 01 20.54479109 26 24.324+10 36 30.34 23.0 GVEV160F51
K18N00N C2015 01 20.56994009 26 22.451+10 36 30.69 23.2 GVEV160F51
K18N00N C2015 01 20.58265909 26 21.527+10 36 30.71 23.1 GVEV160F51
K18N00N C2015 01 22.56545909 23 57.161+10 37 16.47 23.1 GVEV160F51
K18N00N C2015 01 22.57773809 23 56.230+10 37 16.33 22.1 GVEV160F51
K18N00N C2015 01 22.59006109 23 55.272+10 37 16.60 23.0 GVEV160F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, M. Willman. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
130827 F51 55.8+ 21.8+ 150122 F51 8.6+ 4.5+ MPO461087 +0.00 days
Orbital elements:
2018 NN Earth MOID = 0.2603 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Veres
M 118.57095 (2000.0) P Q
n 0.38919683 Peri. 344.50401 +0.21411663 +0.96445169
a 1.8579036 Node 297.64596 -0.87659774 +0.11976606
e 0.3144910 Incl. 10.06925 -0.43096459 +0.23556110
P 2.53 H 20.3 G 0.15 U 1
Residuals in seconds of arc
130827 F51 0.1- 0.0 180708 F51 0.1+ 0.0 180812 T05 0.9- 0.8-
130827 F51 0.1+ 0.1- 180708 F51 0.1+ 0.0 180822 H21 0.8- 0.2-
130827 F51 0.1- 0.1- 180708 F51 0.1+ 0.0 180822 H21 0.9- 0.1-
130902 F51 0.0 0.1- 180710 474 0.1- 0.0 180822 H21 1.0- 0.1+
130902 F51 0.1+ 0.0 180710 474 0.2+ 0.1- 180823 H21 0.0 0.2+
130910 F51 0.0 0.1- 180710 474 0.0 0.1- 180823 H21 0.0 0.1-
130910 F51 0.1+ 0.2+ 180714 474 0.0 0.2- 180831 H21 0.3+ 0.2+
131010 F51 0.1+ 0.0 180714 474 0.2- 0.0 180831 H21 0.4+ 0.3+
131010 F51 0.0 0.1- 180714 474 0.1- 0.2- 180831 H21 0.2- 0.4+
150120 F51 0.2+ 0.3+ 180714 474 0.0 0.1- 180831 I52 0.1+ 0.1-
150120 F51 0.1- 0.3+ 180714 474 0.1+ 0.4- 180831 I52 0.1+ 0.3-
150120 F51 0.0 0.1+ 180718 204 0.0 0.0 180831 I52 0.2+ 0.1-
150122 F51 0.1+ 0.5+ 180718 204 0.1+ 0.3- 180831 I52 0.3- 0.2-
150122 F51 0.3+ 0.0 180718 204 0.1+ 0.5+ 180902 H21 0.1+ 0.3-
150122 F51 0.1+ 0.0 180718 474 0.1+ 0.1- 180902 H21 0.0 0.2-
180705 703 0.2+ 0.8+ 180718 474 0.2+ 0.1- 180902 H21 0.1- 0.4-
180705 703 0.2- 0.0 180718 474 0.1- 0.0 180904 H21 0.2- 0.1+
180705 703 0.7- 0.1- 180718 474 0.0 0.1- 180904 H21 0.2+ 0.4-
180705 H36 0.0 0.0 180731 C27 0.4- 0.1+ 180904 H21 0.3- 0.0
180705 H36 0.1- 0.8- 180731 C27 0.3- 0.3- 180904 I52 0.5+ 0.0
180705 H36 0.1- 1.5- 180802 H21 0.1+ 0.0 180904 I52 0.5+ 0.5+
180705 I52 0.3- 0.1+ 180802 H21 0.1+ 0.1+ 180904 I52 0.0 0.1+
180705 I52 0.2+ 0.3+ 180802 H21 0.0 0.2+ 180904 I52 1.1- 0.2-
180705 I52 0.1- 0.4- 180802 H21 0.1+ 0.0 180910 I52 0.0 0.3-
180705 I52 0.2+ 0.4+ 180803 H21 0.4+ 0.2+ 180910 I52 0.2+ 0.1-
180705 E23 0.6- 0.2- 180803 H21 0.3+ 0.0 180910 I52 0.5- 0.0
180705 E23 0.2- 0.4- 180803 H21 0.2+ 0.0 180910 I52 0.6- 0.9+
180705 E23 0.1+ 0.4+ 180803 H21 0.2+ 0.0 180911 H21 0.2- 0.1-
180706 Y00 1.1- 0.9+ 180803 H21 0.3+ 0.3+ 180911 H21 0.1+ 0.1+
180706 Y00 1.1- 1.1+ 180803 K63 0.4+ 0.0 180912 G96 0.0 0.0
180706 Y00 0.3+ 1.4+ 180803 K63 0.5- 0.4+ 180912 G96 0.3+ 0.1-
180706 I52 0.1+ 0.2- 180803 K63 0.3- 0.0 180912 G96 0.2+ 0.2-
180706 I52 0.3- 0.1+ 180805 H21 0.1+ 0.2+ 180912 H21 0.1- 0.2+
180706 I52 0.2+ 1.0- 180805 H21 0.3- 0.1+ 180912 H21 0.2- 0.1+
180706 T05 0.2+ 0.1- 180805 H21 0.1- 0.1+ 180912 G96 0.1+ 0.1-
180706 T05 0.4+ 0.3- 180805 H21 0.0 0.0 180912 H21 0.1+ 0.9+
180706 T05 0.4+ 0.5- 180807 H21 0.3- 0.2+ 180914 H21 0.2+ 0.4+
180706 T05 0.3+ 0.4+ 180807 H21 0.4- 0.3+ 180914 H21 0.2+ 0.7+
180706 T05 0.4+ 0.3- 180807 H21 0.3- 0.4+ 180914 H21 0.2- 0.6+
180706 T05 0.2+ 0.1- 180808 T05 0.4- 0.7- 180917 691 0.5+ 0.2+
180707 L01 0.3+ 0.0 180808 T05 0.1+ 0.7+ 180917 691 0.1- 0.0
180707 L01 0.3+ 0.7+ 180808 T05 0.1+ 0.1- 180928 691 0.2+ 0.2+
180707 L01 0.5- 1.1+ 180808 T05 0.6+ 1.1- 180928 691 0.1+ 0.4-
180707 I52 0.0 0.3+ 180812 H21 0.2+ 0.1+ 181006 691 0.1+ 0.1-
180707 I52 0.3+ 0.2- 180812 H21 0.1+ 0.0 181006 691 0.2- 0.4+
180707 I52 0.1- 0.3- 180812 H21 0.1+ 0.0 181006 691 0.1- 0.1+
180707 H21 0.3+ 0.2+ 180812 T05 0.4- 0.7- 181012 H21 0.1+ 0.1-
180707 H21 0.2+ 0.2+ 180812 T05 (0.4- 1.5-) 181012 H21 0.2+ 0.3+
180707 H21 0.3+ 0.0 180812 T05 0.2+ 0.7+ 181012 H21 0.1+ 0.1+
Ephemeris:
2018 NN a,e,i = 1.86, 0.31, 10 q = 1.2736
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 10 15 08 44 38.6 +20 16 05 2.5399 2.4409 72.9 23.0 25.4
...
2019 10 30 09 00 51.3 +18 46 36 2.3351 2.4361 83.8 23.9 25.2
...
2019 11 07 09 07 57.7 +18 01 12 2.2222 2.4321 89.9 24.1 25.1
...
2019 11 13 09 12 28.8 +17 28 54 2.1369 2.4284 94.8 24.0 25.0
2019 11 14 09 13 09.6 +17 23 42 2.1227 2.4278 95.6 23.9 25.0
2019 11 15 09 13 49.0 +17 18 33 2.1084 2.4271 96.4 23.9 25.0
...
2019 11 21 09 17 17.1 +16 48 55 2.0233 2.4227 101.5 23.6 24.9
...
2019 11 29 09 20 30.5 +16 13 25 1.9115 2.4160 108.7 22.8 24.7
...
2019 12 14 09 21 34.2 +15 22 06 1.7134 2.4006 123.4 20.0 24.4
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-V160
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