MPEC 2018-P30 : 2018 PL8
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M.P.E.C. 2018-P30 Issued 2018 Aug. 8, 22:42 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 PL8
Observations:
K18P08L C2018 08 07.40889 21 01 07.758-22 18 03.91 18.8 wUEP030F51
K18P08L C2018 08 07.41886 21 01 01.075-22 17 04.43 18.7 wUEP030F51
K18P08L C2018 08 07.42882 21 00 54.394-22 16 04.87 18.6 wUEP030F51
K18P08L* C2018 08 07.43707 21 00 48.85 -22 15 15.9 19.1 cUEP030T05
K18P08L C2018 08 07.43877 21 00 47.718-22 15 05.14 18.6 wUEP030F51
K18P08L C2018 08 07.44659 21 00 42.46 -22 14 17.8 18.9 cUEP030T05
K18P08L C2018 08 07.44887 21 00 40.93 -22 14 04.4 18.9 cUEP030T05
K18P08L C2018 08 07.45116 21 00 39.35 -22 13 50.2 18.8 cUEP030T05
K18P08L KC2018 08 07.94367420 55 20.85 -21 23 01.6 18.4 GVEP030L01
K18P08L KC2018 08 07.94510520 55 19.88 -21 22 52.4 18.6 GVEP030L01
K18P08L KC2018 08 07.94654020 55 18.86 -21 22 43.2 18.5 GVEP030L01
K18P08L KC2018 08 08.21784 20 52 16.69 -20 52 47.9 18.1 RuEP030850
K18P08L KC2018 08 08.22285 20 52 13.13 -20 52 14.0 18.1 RuEP030850
K18P08L KC2018 08 08.22787 20 52 09.53 -20 51 39.5 18.3 RuEP030850
K18P08L KC2018 08 08.23285 20 52 05.93 -20 51 07.0 18.0 RuEP030850
K18P08L KC2018 08 08.23793 20 52 02.29 -20 50 33.3 17.8 RuEP030850
K18P08L KC2018 08 08.24873 20 51 56.37 -20 49 15.2 oEP030711
K18P08L KC2018 08 08.25108 20 51 54.67 -20 48 59.2 oEP030711
K18P08L KC2018 08 08.25341 20 51 52.97 -20 48 43.6 oEP030711
K18P08L C2018 08 08.36809 20 50 35.532-20 35 30.00 18.6 wUEP030F51
K18P08L C2018 08 08.37780 20 50 28.455-20 34 23.73 18.7 wUEP030F51
K18P08L C2018 08 08.38752 20 50 21.377-20 33 17.48 18.6 wUEP030F51
K18P08L C2018 08 08.39724 20 50 14.279-20 32 10.86 18.6 wUEP030F51
K18P08L C2018 08 08.55047 20 48 28.82 -20 14 36.8 18.9 RrEP030P93
K18P08L C2018 08 08.56976 20 48 14.67 -20 12 21.5 18.6 RrEP030P93
K18P08L C2018 08 08.57138 20 48 13.44 -20 12 10.5 18.7 RrEP030P93
K18P08L KC2018 08 08.57287 20 48 10.69 -20 10 20.5 18.2 VqEP030E23
K18P08L C2018 08 08.57300 20 48 12.28 -20 11 58.8 18.7 RrEP030P93
K18P08L KC2018 08 08.58676 20 48 00.43 -20 08 41.8 18.4 VqEP030E23
K18P08L KC2018 08 08.62753 20 47 30.29 -20 03 50.6 19.0 VqEP030E23
K18P08L KC2018 08 08.64141 20 47 20.06 -20 02 09.5 18.3 VqEP030E23
Observer details:
711 McDonald Observatory. Observer J. G. Ries. 2.1-m reflector + CCD + focal
reducer.
850 Cordell-Lorenz Observatory, Sewanee. Observer D. T. Durig. 0.3-m f/7.6
Schmidt-Cassegrain + CCD.
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 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.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, D. Ivanic, M. Rakitic,
L. Gelo, J. Minic, F. Hrzenjak, E. Pettarin. Measurer D. Ivanic. 1.0-m
f/2.9 reflector + CCD.
P93 Space Tracking and Communications Center, JAXA. Observers K. Nishiyama,
T. Fujiwara. 1.0-m f/3.0 reflector + CCD.
T05 ATLAS-HKO, Haleakala. Observers L. Denneau, H. Flewelling, A. Heinze,
H. Weiland, J. Tonry. Measurers L. Denneau, H. Flewelling, A. Heinze,
J. Tonry, A. Fitzsimmons, D. Young. 0.5-m f/2.0 Schmidt + CCD.
Orbital elements:
2018 PL8 Earth MOID = 0.0508 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 154.55138 (2000.0) P Q
n 0.92066242 Peri. 118.87745 +0.23752156 -0.94919991
a 1.0464917 Node 315.76324 +0.75588706 +0.31406434
e 0.3683011 Incl. 17.20961 +0.61009692 -0.01957349
P 1.07 H 23.0 G 0.15 U 8
Residuals in seconds of arc
180807 F51 0.0 0.0 180808 850 0.0 0.2- 180808 F51 0.0 0.0
180807 F51 0.0 0.1+ 180808 850 0.3+ 0.1+ 180808 P93 0.3- 0.2-
180807 F51 0.0 0.0 180808 850 0.2+ 0.9+ 180808 P93 0.1+ 0.2+
180807 T05 0.0 0.5- 180808 850 0.3- 0.2- 180808 P93 0.4- 0.2-
180807 F51 0.1+ 0.0 180808 850 0.3- 0.7- 180808 E23 0.1+ 0.0
180807 T05 0.1+ 0.2+ 180808 711 0.2+ 0.3- 180808 P93 0.0 0.2+
180807 T05 0.1+ 0.1- 180808 711 0.0 0.1- 180808 E23 0.1+ 0.1+
180807 T05 0.4- 0.2+ 180808 711 0.4- 0.1- 180808 E23 0.3+ 0.3-
180807 L01 0.0 0.0 180808 F51 0.0 0.1- 180808 E23 0.7+ 0.8+
180807 L01 0.3+ 0.0 180808 F51 0.1- 0.1+
180807 L01 0.1- 0.1- 180808 F51 0.0 0.1-
Ephemeris:
2018 PL8 a,e,i = 1.05, 0.37, 17 q = 0.6611
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 07 09 22 41 46.5 -34 44 22 0.3244 1.2598 132.8 36.3 22.5
...
2018 07 24 22 23 37.1 -32 41 23 0.1992 1.1896 148.1 26.8 21.1
...
2018 08 01 21 51 43.8 -29 16 04 0.1393 1.1476 160.9 16.8 19.9
...
2018 08 07 21 05 20.9 -22 56 44 0.1004 1.1140 173.6 5.8 18.7
2018 08 08 20 54 43.6 -21 15 37 0.09470 1.1083 173.8 5.7 18.6
2018 08 09 20 43 05.7 -19 18 56 0.08937 1.1025 171.9 7.5 18.5
...
2018 08 15 19 10 34.4 -00 57 41 0.06782 1.0668 141.5 36.3 18.8
...
2018 08 23 16 40 06.7 +27 17 46 0.07893 1.0170 91.9 83.6 20.4
...
2018 09 07 14 04 10.5 +39 43 34 0.1626 0.9189 52.9 119.0 23.6
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-P30
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