MPEC 2019-T105 : 2019 NJ7
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M.P.E.C. 2019-T105 Issued 2019 October 6, 21:26 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
2019 NJ7
Revision to MPEC 2019-O38
Additional Observations:
K19N07J C2012 05 14.54605517 06 25.830+26 15 41.79 22.2 GVET105F51
K19N07J C2012 05 14.55630817 06 24.670+26 15 41.78 21.8 GVET105F51
K19N07J C2012 05 21.58019116 53 01.807+26 00 46.34 21.1 GVET105F51
K19N07J C2012 05 21.58992116 53 00.629+26 00 43.60 21.8 GVET105F51
K19N07J C2012 06 07.33695916 20 18.484+23 15 52.95 22.0 GVET105F51
K19N07J C2012 06 07.34757616 20 17.290+23 15 43.49 21.9 GVET105F51
K19N07J C2014 05 31.54846720 09 26.727-04 47 02.08 22.4 GVET105F51
K19N07J C2017 05 18.58965817 07 02.704+24 52 23.75 22.1 GVET105F51
K19N07J C2017 05 18.59481217 07 02.088+24 52 23.35 21.7 GVET105F51
K19N07J C2017 05 18.59996617 07 01.499+24 52 22.56 22.4 GVET105F51
K19N07J C2017 05 18.60513017 07 00.937+24 52 22.03 22.3 GVET105F51
K19N07J C2019 06 03.51921820 16 08.259-05 53 01.11 21.2 GVET105F51
K19N07J C2019 06 03.53134920 16 08.003-05 53 07.28 21.2 GVET105F51
K19N07J C2019 06 03.53199520 16 07.999-05 53 07.63 21.3 GVET105F51
K19N07J C2019 06 03.54415120 16 07.759-05 53 13.94 21.6 GVET105F51
K19N07J C2019 06 03.55697620 16 07.477-05 53 20.35 21.8 GVET105F51
K19N07J C2019 06 03.55762120 16 07.462-05 53 20.71 21.8 GVET105F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, E.
Magnier, 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 (or two decimals in degrees), reference and Delta-T
120514 F51 1.75- 1.31- 190603 F51 0.01- 0.00- MPO473723 +0.05 days
Orbital elements:
2019 NJ7 Earth MOID = 0.1114 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Williams
M 197.74673 (2000.0) P Q
n 0.59262465 Peri. 325.93777 +0.11586045 -0.87054379
a 1.4037278 Node 113.05430 +0.98708295 +0.04727382
e 0.4140500 Incl. 31.31675 +0.11065079 +0.48981496
P 1.66 H 19.2 G 0.15 U 2
Residuals in seconds of arc
120514 F51 0.1- 0.0 190603 F51 0.3+ 0.1- 190713 734 0.2+ 0.0
120514 F51 0.2- 0.0 190603 F51 0.1+ 0.0 190713 734 0.0 0.1-
120521 F51 0.1+ 0.1+ 190603 F51 0.0 0.0 190713 734 (1.7+ 0.2+)
120521 F51 0.1+ 0.1+ 190703 I41 0.1- 0.5- 190713 734 0.3- 0.1+
120607 F51 0.1+ 0.0 190703 I41 0.4- 0.1+ 190713 734 0.1+ 0.3+
120607 F51 0.2+ 0.1- 190709 I41 0.1+ 0.3- 190713 734 0.1+ 0.7-
140531 F51 0.0 0.1+ 190710 I41 0.3- 0.2- 190713 734 0.0 0.2+
170518 F51 0.1+ 0.0 190710 I41 0.3- 0.2- 190713 734 0.1+ 0.8+
170518 F51 0.2- 0.1+ 190710 I41 0.3- 0.2- 190713 734 0.1+ 0.4+
170518 F51 0.2- 0.1- 190710 I41 0.3- 0.4- 190720 H21 0.1+ 0.3+
170518 F51 0.2+ 0.1- 190710 I41 0.3- 0.2- 190720 H21 0.3+ 0.4+
190603 F51 0.1+ 0.1+ 190710 I41 0.3- 0.4- 190720 H21 0.1- 0.2+
190603 F51 0.0 0.1+ 190710 I41 0.3- 0.2- 190720 H21 0.1+ 0.0
190603 F51 0.1+ 0.1+ 190710 I41 0.3- 0.2-
Ephemeris:
2019 NJ7 a,e,i = 1.40, 0.41, 31 q = 0.8225
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 09 06 17 56 12.4 -37 53 34 0.9611 1.5712 105.8 38.1 21.6
...
2019 09 21 18 01 23.9 -40 43 49 1.0555 1.4907 92.7 42.3 21.8
...
2019 09 29 18 09 13.0 -42 00 17 1.1005 1.4450 86.7 43.8 21.9
...
2019 10 05 18 17 10.8 -42 52 05 1.1303 1.4095 82.6 44.7 21.9
2019 10 06 18 18 40.4 -43 00 16 1.1349 1.4035 81.9 44.9 21.9
2019 10 07 18 20 12.7 -43 08 20 1.1394 1.3975 81.3 45.0 21.9
...
2019 10 13 18 30 23.6 -43 53 53 1.1637 1.3608 77.6 45.7 21.9
...
2019 10 21 18 46 23.8 -44 46 36 1.1886 1.3106 73.1 46.6 21.9
...
2019 11 05 19 23 32.0 -45 55 11 1.2094 1.2134 66.1 48.3 21.8
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-T105
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