MPEC 2018-P94 : 2018 PN20
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M.P.E.C. 2018-P94 Issued 2018 Aug. 14, 01:18 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 PN20
Observations:
K18P20N* C2018 08 12.50501 21 11 22.046+11 13 30.40 19.5 wUEP094F51
K18P20N C2018 08 12.51692 21 11 34.507+11 08 50.89 19.6 wUEP094F51
K18P20N C2018 08 12.54076 21 11 59.582+10 59 30.21 19.2 wUEP094F51
K18P20N KC2018 08 12.90925121 19 09.48 +08 30 39.3 19.4 GVEP094L01
K18P20N KC2018 08 12.91205921 19 12.55 +08 29 30.3 19.3 GVEP094L01
K18P20N KC2018 08 12.93505 21 19 37.35 +08 19 54.0 19.4 GVEP094C47
K18P20N KC2018 08 12.93664 21 19 39.09 +08 19 14.6 19.3 GVEP094C47
K18P20N KC2018 08 12.94054 21 19 43.39 +08 17 38.1 19.2 GVEP094C47
K18P20N KC2018 08 12.94620 21 19 49.57 +08 15 18.6 19.1 GVEP094C47
K18P20N KC2018 08 13.22905221 25 20.76 +06 17 06.6 19.2 VuEP094H21
K18P20N KC2018 08 13.23361221 25 25.85 +06 15 09.8 19.3 VuEP094H21
K18P20N KC2018 08 13.24624621 25 39.91 +06 09 46.2 19.3 VuEP094H21
K18P20N KC2018 08 13.91936 21 39 21.33 +01 11 46.0 18.6 RqEP094J95
K18P20N KC2018 08 13.92152 21 39 23.93 +01 10 47.4 18.6 RqEP094J95
K18P20N KC2018 08 13.92367 21 39 26.49 +01 09 48.5 18.6 RqEP094J95
Observer details:
C47 Nonndorf. Observer G. Dangl. 0.25-m f/4.8 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.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, F. Hrzenjak,
G. Kervina, D. Vida, E. Pettarin, A. Dragovic. Measurer E. Pettarin.
1.0-m f/2.9 reflector + CCD.
Orbital elements:
2018 PN20 Earth MOID = 0.0385 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 294.31253 (2000.0) P Q
n 0.45026997 Peri. 180.41341 +0.79958628 +0.56764336
a 1.6858570 Node 142.69965 -0.55006222 +0.82326340
e 0.3762722 Incl. 18.87767 -0.24102559 +0.00428899
P 2.19 H 25.0 G 0.15 U 7
Residuals in seconds of arc
180812 F51 0.1- 0.1+ 180812 C47 0.0 0.0 180813 H21 0.1+ 0.0
180812 F51 0.1+ 0.1- 180812 C47 0.1- 0.1- 180813 H21 0.1- 0.0
180812 F51 0.1+ 0.1+ 180812 C47 0.2+ 0.3- 180813 J95 0.2- 0.1-
180812 L01 0.1+ 0.1- 180812 C47 0.3- 0.2+ 180813 J95 0.1+ 0.2+
180812 L01 0.1+ 0.1- 180813 H21 0.1- 0.2+ 180813 J95 0.0 0.0
Ephemeris:
2018 PN20 a,e,i = 1.69, 0.38, 19 q = 1.0515
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 07 15 18 17 04.0 +47 00 46 0.2045 1.1005 109.1 60.8 23.9
...
2018 07 30 18 55 12.6 +43 43 24 0.1137 1.0657 113.5 60.9 22.6
...
2018 08 07 19 52 23.7 +33 56 23 0.06708 1.0555 126.5 50.6 21.1
...
2018 08 13 21 20 50.5 +07 55 40 0.04182 1.0519 157.1 22.0 19.3
2018 08 14 21 40 55.7 +00 38 11 0.03996 1.0517 164.7 14.7 18.9
2018 08 15 22 02 21.3 -07 10 27 0.03914 1.0515 170.6 9.0 18.7
...
2018 08 21 00 16 41.0 -42 29 06 0.05471 1.0528 137.6 40.4 20.4
...
2018 08 29 02 08 53.9 -53 29 28 0.09889 1.0600 118.0 57.3 22.2
...
2018 09 13 03 12 36.6 -55 22 30 0.1901 1.0898 111.3 59.4 23.7
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-P94
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