MPEC 2018-P76 : 2018 PA20
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M.P.E.C. 2018-P76 Issued 2018 Aug. 12, 21:05 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 PA20
Observations:
K18P20A* C2018 08 08.51382 23 42 13.110-07 24 44.86 21.4 wUEP076F51
K18P20A C2018 08 08.52563 23 42 11.309-07 24 29.88 21.7 wUEP076F51
K18P20A C2018 08 08.53746 23 42 09.509-07 24 14.80 21.3 wUEP076F51
K18P20A KC2018 08 09.31905923 40 13.47 -07 07 44.5 21.4 VuEP076H21
K18P20A KC2018 08 09.32875423 40 11.93 -07 07 32.1 21.3 VuEP076H21
K18P20A KC2018 08 09.34078023 40 10.12 -07 07 17.0 21.5 VuEP076H21
K18P20A KC2018 08 11.45456 23 34 45.27 -06 22 25.6 21.6 RoEP076291
K18P20A KC2018 08 11.45681 23 34 44.94 -06 22 23.1 20.9 RoEP076291
K18P20A KC2018 08 11.45908 23 34 44.51 -06 22 19.9 21.0 RoEP076291
K18P20A KC2018 08 12.08482323 33 05.86 -06 09 05.6 21.1 GVEP076L01
K18P20A KC2018 08 12.08828123 33 05.29 -06 09 02.2 21.1 GVEP076L01
K18P20A KC2018 08 12.09171323 33 04.76 -06 08 58.0 21.5 GVEP076L01
Observer details:
291 LPL/Spacewatch II. Observer R. A. Mastaler. 1.8-m f/2.7 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz,
M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
M. Huber, E. Magnier, Y. Ramanjooloo, R. Wainscoat, C. Waters, R. Weryk.
1.8-m Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0
astrograph + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, D. Ivanic, M. Rakitic,
L. Gelo, J. Minic, F. Hrzenjak, E. Pettarin. Measurer M. Rakitic. 1.0-m
f/2.9 reflector + CCD.
Orbital elements:
2018 PA20 Earth MOID = 0.3613 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 5.51953 (2000.0) P Q
n 0.46819841 Peri. 253.06470 -0.61427562 +0.75134793
a 1.6425405 Node 333.85718 -0.33344956 -0.52411147
e 0.2822487 Incl. 33.17888 -0.71517610 -0.40097813
P 2.11 H 20.1 G 0.15 U 8
Residuals in seconds of arc
180808 F51 0.0 0.0 180809 H21 0.4- 0.1- 180811 291 0.5- 0.1+
180808 F51 0.0 0.0 180809 H21 0.2+ 0.2- 180812 L01 0.0 0.6+
180808 F51 0.0 0.0 180811 291 0.0 0.2+ 180812 L01 0.2- 0.4-
180809 H21 0.2+ 0.1- 180811 291 0.5+ 0.2- 180812 L01 0.3+ 0.5-
Ephemeris:
2018 PA20 a,e,i = 1.64, 0.28, 33 q = 1.1789
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 07 13 00 23 54.4 -16 19 11 0.8165 1.5105 110.5 39.1 22.1
...
2018 07 28 00 06 10.2 -11 24 25 0.7327 1.5696 127.0 31.1 21.7
...
2018 08 05 23 50 27.5 -08 38 50 0.6988 1.6007 137.5 25.4 21.5
...
2018 08 11 23 35 56.6 -06 31 57 0.6815 1.6238 146.0 20.4 21.3
2018 08 12 23 33 19.6 -06 10 45 0.6794 1.6277 147.4 19.6 21.3
2018 08 13 23 30 39.5 -05 49 34 0.6776 1.6315 148.9 18.7 21.3
...
2018 08 19 23 13 48.3 -03 43 50 0.6723 1.6542 157.8 13.4 21.1
...
2018 08 27 22 50 12.5 -01 05 16 0.6819 1.6840 168.4 6.9 20.9
...
2018 09 11 22 09 35.3 +02 55 40 0.7528 1.7379 161.8 10.4 21.3
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-P76
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