[Iaude] MPEC X22: 2018 XA [a=2.59,e=0.68,i=3.9,H=23.4]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Sun Dec 2 16:17:17 EST 2018
M.P.E.C. 2018-X22 Issued 2018 Dec. 2, 21:12 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2018 XA
Observations:
K18X00A* C2018 12 01.34686 01 11 16.09 +24 33 35.2 17.0 oVEX022T08
K18X00A C2018 12 01.35937 01 12 20.98 +24 34 58.2 16.8 oVEX022T08
K18X00A C2018 12 01.36657 01 12 58.22 +24 35 44.3 16.4 oVEX022T08
K18X00A C2018 12 01.36703 01 13 00.66 +24 35 47.2 16.3 oVEX022T08
K18X00A C2018 12 01.41409 01 17 02.87 +24 40 26.3 17.8 oVEX022T08
K18X00A C2018 12 01.42046 01 17 35.24 +24 41 00.9 16.9 oVEX022T08
K18X00A C2018 12 01.42122 01 17 39.48 +24 40 58.9 16.7 oVEX022T05
K18X00A C2018 12 01.42543 01 18 00.65 +24 41 27.7 16.8 oVEX022T08
K18X00A C2018 12 01.42905 01 18 19.48 +24 41 40.5 16.9 oVEX022T05
K18X00A C2018 12 01.43182 01 18 33.34 +24 42 01.5 17.1 oVEX022T08
K18X00A C2018 12 01.43745 01 19 02.37 +24 42 24.5 16.7 oVEX022T05
K18X00A C2018 12 01.44075 01 19 18.84 +24 42 47.2 16.6 oVEX022T08
K18X00A C2018 12 01.44640 01 19 47.67 +24 43 15.4 16.9 oVEX022T08
K18X00A C2018 12 01.45286 01 20 20.82 +24 43 41.7 16.6 oVEX022T05
K18X00A C2018 12 01.45334 01 20 22.90 +24 43 49.8 16.2 oVEX022T08
K18X00A C2018 12 01.46018 01 20 58.02 +24 44 16.9 16.2 oVEX022T05
K18X00A C2018 12 01.46804 01 21 37.92 +24 44 54.2 16.4 oVEX022T05
K18X00A C2018 12 01.47597 01 22 18.11 +24 45 30.6 16.6 oVEX022T05
K18X00A KC2018 12 01.90095 01 56 20.56 +25 05 11.4 15.4 RVEX022K63
K18X00A KC2018 12 01.91569 01 57 23.57 +25 05 20.2 15.8 RVEX022K63
K18X00A KC2018 12 01.91914 01 57 38.26 +25 05 21.9 15.9 RVEX022K63
K18X00A KC2018 12 01.92464 01 58 01.65 +25 05 24.1 15.9 RVEX022K63
K18X00A KC2018 12 01.92793 01 58 15.63 +25 05 25.3 16.1 RVEX022K63
K18X00A KC2018 12 01.93083 01 58 27.92 +25 05 26.4 16.1 RVEX022K63
K18X00A #C2018 12 02.18317 02 15 57.23 +25 05 17.2 17.0 GVEX022H06
K18X00A #C2018 12 02.18426 02 16 01.39 +25 05 15.9 17.1 GVEX022H06
K18X00A #C2018 12 02.18536 02 16 05.51 +25 05 14.6 17.0 GVEX022H06
K18X00A #C2018 12 02.18645 02 16 09.66 +25 05 13.2 16.8 GVEX022H06
K18X00A KC2018 12 02.74749 02 48 41.07 +24 40 38.5 16.8 VtEX022L04
K18X00A KC2018 12 02.75040 02 48 49.71 +24 40 29.6 16.8 VtEX022L04
K18X00A KC2018 12 02.75543 02 49 04.65 +24 40 13.9 17.0 VtEX022L04
K18X00A KC2018 12 02.75813 02 49 12.68 +24 40 05.3 16.8 VtEX022L04
Observer details:
H06 iTelescope Observatory, Mayhill. Observer M. Suzuki. 0.43-m f/4.5
reflector + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci.
0.41-m f/3.2 Newtonian reflector + CCD.
L04 ROASTERR-1 Observatory, Cluj-Napoca. Observer L. Hudin. 0.3-m f/5
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, N. Erasmus. 0.5-m f/2.0 Schmidt +
CCD.
T08 ATLAS-MLO, Mauna Loa. Observers L. Denneau, H. Flewelling, A. Heinze,
H. Weiland, J. Tonry. Measurers L. Denneau, H. Flewelling, A. Heinze,
J. Tonry, A. Fitzsimmons, D. Young, N. Erasmus. 0.5-m f/2.0 Schmidt +
CCD.
Orbital elements:
2018 XA Earth MOID = 0.0088 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 43.16146 (2000.0) P Q
n 0.23592055 Peri. 121.72226 +0.96512782 -0.25335845
a 2.5939337 Node 253.02479 +0.21078834 +0.90132763
e 0.6761571 Incl. 3.94863 +0.15523069 +0.35130898
P 4.18 H 23.4 G 0.15 U 7
Residuals in seconds of arc
181201 T08 0.8- 0.0 181201 T08 0.1- 0.0 181201 K63 0.1+ 0.1-
181201 T08 0.3- 0.3+ 181201 T08 0.6+ 0.2- 181201 K63 0.2- 0.0
181201 T08 0.3- 0.1+ 181201 T05 0.2- 0.0 181202 H06 0.4- 0.2+
181201 T08 0.6+ 0.0 181201 T08 0.6- 0.0 181202 H06 0.1+ 0.1+
181201 T08 2.7+ 0.1+ 181201 T05 0.2- 0.2- 181202 H06 0.5- 0.1+
181201 T08 0.3- 0.0 181201 T05 0.1- 0.0 181202 H06 0.1- 0.0
181201 T05 0.4- 0.0 181201 T05 0.2- 0.0 181202 L04 0.3+ 0.1-
181201 T08 0.3- 0.1+ 181201 K63 0.4+ 0.2- 181202 L04 0.1- 0.1+
181201 T05 0.5- 0.2- 181201 K63 0.4+ 0.0 181202 L04 0.1- 0.1+
181201 T08 0.5+ 0.2+ 181201 K63 0.2+ 0.1+ 181202 L04 0.2+ 0.1-
181201 T05 0.1- 0.0 181201 K63 0.0 0.1-
Ephemeris:
2018 XA a,e,i = 2.59, 0.68, 4 q = 0.8400
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 11 02 17 50 34.3 -13 55 20 0.2574 0.8466 49.1 117.6 24.8
...
2018 11 17 18 22 54.0 -11 17 23 0.1200 0.9045 42.8 132.0 24.5
...
2018 11 25 19 17 03.5 -05 27 31 0.05106 0.9550 49.8 127.9 22.3
...
2018 12 01 00 39 03.7 +23 37 11 0.02161 0.9995 127.8 51.3 17.0
2018 12 02 02 03 28.7 +25 07 50 0.02567 1.0074 146.1 33.1 16.9
2018 12 03 03 00 39.0 +24 27 17 0.03177 1.0154 158.1 21.2 17.0
...
2018 12 09 04 49 07.9 +19 25 41 0.08067 1.0654 175.6 4.1 18.4
...
2018 12 17 05 17 07.5 +17 28 28 0.1538 1.1368 172.5 6.5 20.1
...
2019 01 01 05 32 50.7 +16 49 03 0.3067 1.2789 162.3 13.5 22.1
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-X22
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