MPEC 2019-V152 : 2018 EM2
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M.P.E.C. 2019-V152 Issued 2019 November 14, 15:59 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 EM2
Revision to MPEC 2018-E67
Additional Observations:
K18E02M C2015 01 20.38307410 00 57.928+23 58 13.48 23.2 GVEV152F51
K18E02M C2015 01 20.39511110 00 57.320+23 58 21.18 22.7 GVEV152F51
K18E02M C2015 01 20.40735610 00 56.713+23 58 29.00 23.0 GVEV152F51
K18E02M C2015 01 20.41946210 00 56.105+23 58 36.65 22.9 GVEV152F51
K18E02M C2015 01 22.40408009 59 15.209+24 19 28.19 22.7 GVEV152F51
K18E02M C2015 02 17.34703209 23 38.482+28 59 33.69 22.4 GVEV152F51
K18E02M C2015 02 17.35988009 23 37.117+28 59 41.32 22.7 GVEV152F51
K18E02M C2015 02 17.37282809 23 35.730+28 59 48.45 22.2 GVEV152F51
K18E02M C2015 02 18.33431309 21 58.070+29 08 20.55 22.6 GVEV152F51
K18E02M C2015 02 18.34692209 21 56.724+29 08 27.45 22.4 GVEV152F51
K18E02M C2015 02 18.35962309 21 55.367+29 08 34.83 22.2 GVEV152F51
K18E02M C2015 02 18.37234309 21 54.011+29 08 41.11 22.5 GVEV152F51
K18E02M C2015 03 23.34135308 39 07.592+30 43 00.48 22.8 GVEV152F51
K18E02M C2015 03 23.35624208 39 07.007+30 42 58.23 22.6 GVEV152F51
K18E02M C2015 03 23.37005508 39 06.521+30 42 55.73 22.8 GVEV152F51
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
150120 F51 75.5+ 24.4+ 150323 F51 68.4+ 2.6+ MPO457149 -0.00 days
Orbital elements:
2018 EM2 PHA, Earth MOID = 0.0380 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Veres
M 107.56826 (2000.0) P Q
n 0.34134078 Peri. 188.76089 -0.28863608 +0.95190632
a 2.0277322 Node 64.51629 -0.87139079 -0.21669995
e 0.4822244 Incl. 6.53768 -0.39669548 -0.21659982
P 2.89 H 20.7 G 0.15 U 0
Residuals in seconds of arc
150120 F51 0.3- 0.1- 180319 691 0.5- 0.5+ 180505 I52 0.2+ 0.0
150120 F51 0.3- 0.0 180319 691 0.1- 0.2+ 180505 I52 0.1- 0.0
150120 F51 0.1- 0.0 180319 I52 0.1- 0.1- 180505 I52 0.1+ 0.1+
150120 F51 0.0 0.0 180319 I52 0.3- 0.1+ 180508 G96 0.6- 0.5-
150122 F51 0.2+ 0.0 180319 I52 0.0 0.0 180508 G96 0.1+ 0.1+
150217 F51 0.1- 0.4- 180319 I52 0.4+ 0.1+ 180508 G96 0.0 0.2-
150217 F51 0.2- 0.1+ 180320 I52 0.1- 0.0 180508 G96 0.1+ 0.1-
150217 F51 0.4- 0.1+ 180320 I52 0.1+ 0.1+ 180508 I52 0.2+ 0.0
150218 F51 0.5+ 0.2- 180320 I52 0.2+ 0.2- 180508 I52 0.2+ 0.1-
150218 F51 0.3+ 0.1- 180320 I52 0.1+ 0.1- 180508 I52 0.0 0.3-
150218 F51 0.1+ 0.5+ 180322 291 0.2+ 0.2+ 180508 I52 0.1+ 0.2+
150218 F51 0.0 0.0 180322 291 0.3+ 0.2+ 180517 I52 0.1+ 0.2+
150323 F51 0.2+ 0.2- 180322 291 0.1+ 0.1- 180517 I52 0.0 0.1+
150323 F51 0.2- 0.2+ 180404 I52 0.4- 0.2- 180517 I52 0.1- 0.3+
150323 F51 0.1+ 0.1+ 180404 I52 0.5+ 0.1+ 180517 I52 0.3+ 0.0
180307 F51 0.0 0.1- 180404 I52 0.1+ 0.4- 180525 I52 0.2- 0.0
180307 F51 0.0 0.0 180404 I52 0.1+ 0.3- 180525 I52 0.0 0.1-
180307 F51 0.1- 0.1- 180405 I52 0.0 0.2- 180525 I52 0.2+ 0.1-
180310 807 0.0 0.1- 180405 I52 0.1- 0.4- 180525 I52 0.2+ 0.2-
180310 807 0.1+ 0.2- 180405 I52 0.5+ 0.1+ 180604 I52 0.0 0.1-
180310 807 0.0 0.1- 180405 I52 0.0 0.2- 180604 I52 0.1- 0.4-
180310 F51 0.0 0.0 180408 I52 1.1- 0.7+ 180604 I52 0.3+ 0.1+
180310 F51 0.1- 0.1- 180408 I52 0.0 0.2- 180604 I52 0.2- 0.4-
180310 F51 0.1+ 0.2- 180408 I52 0.2+ 0.3- 180623 I52 1.0+ 0.5-
180310 F51 0.0 0.1- 180408 I52 0.1+ 0.3- 180623 I52 0.5+ 0.1-
180311 658 0.3+ 1.0+ 180409 G96 0.4+ 0.0 180623 I52 0.1+ 0.3+
180311 658 0.1- 0.5+ 180409 G96 0.0 0.0 180623 I52 0.4- 0.6+
180311 658 0.0 0.8+ 180409 G96 0.3+ 0.2- 180703 I52 0.1- 0.3-
180311 P93 0.3+ 0.3+ 180409 G96 0.1+ 0.0 180703 I52 0.3+ 0.1-
180311 P93 0.3+ 0.5+ 180415 691 0.1- 0.3+ 180711 C51 0.7- 0.4-
180311 P93 0.5+ 0.1+ 180415 691 0.2- 0.6+ 180711 C51 0.4- 0.7-
180313 I52 0.5+ 0.6- 180415 691 0.3- 0.4+ 180711 C51 0.1- 0.8-
180313 I52 0.2- 0.1- 180416 691 0.0 0.4+ 180711 C51 0.6- 1.1+
180313 I52 3.3- 0.8- 180416 691 0.1- 0.1+ 180711 C51 0.7- 0.4+
180316 691 0.2+ 0.0 180417 204 0.2+ 0.1+ 180711 C51 0.7+ 0.5-
180316 691 0.1- 0.0 180417 204 0.1+ 0.1+ 180711 C51 0.4+ 0.0
180316 691 0.1- 0.2+ 180417 204 0.0 0.3- 180711 C51 0.0 1.0+
180317 691 0.2- 0.0 180418 691 0.2- 0.4+ 180814 807 0.1+ 0.2-
180317 691 0.1- 0.4+ 180418 691 0.0 0.3+ 180814 807 0.2+ 0.1-
180317 691 0.1+ 0.1+ 180418 691 0.8- 0.1+ 180814 807 0.0 0.0
180318 691 0.1+ 0.1+ 180419 691 0.0 0.2+ 180905 807 0.2+ 0.4+
180318 691 0.1- 0.3+ 180419 691 0.0 0.3+ 180905 807 0.1+ 0.2+
180318 691 1.1+ 0.3- 180419 691 0.1+ 0.3+ 180905 807 0.1+ 0.1-
180319 691 0.4- 0.1+ 180505 I52 0.4+ 0.2-
Ephemeris:
2018 EM2 a,e,i = 2.03, 0.48, 7 q = 1.0499
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 10 15 05 38 24.8 +23 47 20 2.4174 2.9922 116.0 17.4 25.9
...
2019 10 30 05 33 13.8 +24 05 16 2.2424 3.0002 132.1 14.2 25.6
...
2019 11 07 05 27 46.0 +24 13 30 2.1645 3.0030 141.3 11.9 25.5
...
2019 11 13 05 22 30.4 +24 18 28 2.1155 3.0045 148.5 9.9 25.4
2019 11 14 05 21 32.4 +24 19 10 2.1081 3.0047 149.8 9.5 25.3
2019 11 15 05 20 33.0 +24 19 49 2.1011 3.0048 151.0 9.2 25.3
...
2019 11 21 05 14 08.1 +24 22 43 2.0644 3.0055 158.5 6.9 25.2
...
2019 11 29 05 04 33.7 +24 23 30 2.0320 3.0056 168.7 3.7 25.0
...
2019 12 14 04 45 21.1 +24 14 45 2.0260 3.0029 171.4 2.8 24.9
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-V152
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