MPEC 2019-F138: 2019 AF12
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M.P.E.C. 2019-F138 Issued 2019 Mar. 31, 21:28 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 AF12
Revision to MPEC 2019-B22
Additional Observations:
K19A12F C2016 02 10.52137212 07 26.493-02 59 41.21 22.3 GVEF138F51
K19A12F C2016 02 10.54728512 07 25.041-02 59 39.37 22.1 GVEF138F51
K19A12F C2016 02 10.56027712 07 24.332-02 59 38.36 22.2 GVEF138F51
K19A12F C2016 02 29.41501611 46 18.524-02 04 19.60 21.5 GVEF138F51
K19A12F C2016 02 29.42672911 46 17.596-02 04 16.33 22.3 GVEF138F51
K19A12F C2016 03 11.40916211 31 45.298-01 10 26.39 22.4 GVEF138F51
K19A12F C2016 03 11.42234911 31 44.243-01 10 22.76 21.8 GVEF138F51
K19A12F C2016 03 11.43552811 31 43.173-01 10 17.89 21.7 GVEF138F51
K19A12F C2016 03 11.44871311 31 42.076-01 10 13.99 21.6 GVEF138F51
K19A12F C2016 04 05.37226811 04 10.500+00 49 29.10 22.8 GVEF138F51
K19A12F C2016 04 05.38574811 04 09.801+00 49 32.08 22.6 GVEF138F51
K19A12F C2016 04 05.39963111 04 09.139+00 49 35.15 22.4 GVEF138F51
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.
Orbital elements:
2019 AF12 Earth MOID = 0.1783 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 74.78515 (2000.0) P Q
n 0.31379147 Peri. 66.10318 +0.72621770 -0.68512332
a 2.1447432 Node 337.01047 +0.56608404 +0.64274859
e 0.4801233 Incl. 8.34610 +0.39007270 +0.34275396
P 3.14 H 19.3 G 0.15 U 3
Residuals in seconds of arc
160210 F51 0.2+ 0.0 190112 807 0.0 0.2- 190211 807 0.2- 0.1-
160210 F51 0.3- 0.0 190112 807 0.1- 0.1+ 190211 807 0.4- 0.2+
160210 F51 0.2- 0.0 190113 807 0.1+ 0.0 190211 807 0.0 0.4+
160229 F51 0.1- 0.2- 190113 807 0.1+ 0.0 190211 V06 0.3+ 0.3+
160229 F51 0.1+ 0.0 190113 807 0.4+ 0.0 190211 V06 0.2- 0.1+
160311 F51 0.1- 0.1+ 190115 807 0.0 0.3- 190211 V06 0.3- 0.1+
160311 F51 0.2+ 0.4- 190115 807 0.4+ 0.1- 190211 G96 0.2- 0.2+
160311 F51 0.3+ 0.3+ 190115 807 0.2+ 0.0 190211 G96 0.2- 0.1-
160311 F51 0.0 0.1+ 190119 V06 0.4- 0.1+ 190211 G96 0.2- 0.2-
160405 F51 0.0 0.1+ 190119 V06 0.1- 0.2+ 190211 G96 0.2- 0.4-
160405 F51 0.4- 0.1+ 190119 V06 0.3- 0.2+ 190212 V06 0.3+ 0.0
160405 F51 0.1+ 0.1+ 190129 807 0.1- 0.5+ 190212 V06 0.1- 0.0
190111 F51 0.0 0.1+ 190129 807 0.4+ 0.1- 190212 V06 0.1+ 0.4-
190111 F51 0.1- 0.1+ 190129 807 0.7+ 0.8- 190223 807 0.0 0.1-
190111 F51 0.0 0.0 190130 807 0.1- 0.2- 190223 807 0.3+ 0.1-
190111 F51 0.0 0.1+ 190130 807 0.1+ 0.1- 190223 807 0.2+ 0.2-
190112 807 0.1+ 0.1- 190130 807 0.1+ 0.2-
Ephemeris:
2019 AF12 a,e,i = 2.14, 0.48, 8 q = 1.1150
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 03 01 10 22 27.0 +10 15 27 1.0542 2.0419 173.8 3.0 21.3
...
2019 03 16 10 04 33.8 +10 42 22 1.1875 2.1287 154.5 11.6 22.0
...
2019 03 24 09 58 23.0 +10 45 04 1.2799 2.1737 145.1 15.2 22.4
...
2019 03 30 09 55 21.6 +10 41 44 1.3575 2.2068 138.5 17.4 22.6
2019 03 31 09 54 59.2 +10 40 45 1.3710 2.2123 137.4 17.8 22.6
2019 04 01 09 54 38.9 +10 39 39 1.3847 2.2177 136.4 18.1 22.7
...
2019 04 07 09 53 22.4 +10 30 34 1.4702 2.2501 130.2 19.9 22.9
...
2019 04 15 09 53 31.3 +10 12 13 1.5917 2.2924 122.5 21.7 23.2
...
2019 04 30 09 58 32.2 +09 20 55 1.8365 2.3689 109.3 23.7 23.6
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-F138
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