MPEC 2018-X59 : 2018 XW
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M.P.E.C. 2018-X59 Issued 2018 Dec. 8, 16:52 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 XW
Observations:
K18X00W* C2018 12 06.44951 04 53 10.84 -09 46 44.8 19.0 cVEX059T05
K18X00W C2018 12 06.45854 04 53 26.72 -09 43 58.3 18.3 cVEX059T05
K18X00W C2018 12 06.46693 04 53 41.49 -09 41 22.8 18.4 cVEX059T05
K18X00W C2018 12 06.47185 04 53 50.05 -09 39 53.7 18.4 cVEX059T05
K18X00W C2018 12 06.47580 04 53 57.07 -09 38 39.9 18.0 cVEX059T05
K18X00W C2018 12 06.51287 04 55 02.44 -09 27 03.8 18.4 oVEX059T08
K18X00W C2018 12 06.51379 04 55 04.04 -09 26 47.5 17.9 oVEX059T08
K18X00W C2018 12 06.51425 04 55 04.88 -09 26 38.5 17.6 oVEX059T08
K18X00W C2018 12 06.51471 04 55 05.71 -09 26 29.8 17.5 oVEX059T08
K18X00W C2018 12 06.51517 04 55 06.53 -09 26 21.3 17.6 oVEX059T08
K18X00W C2018 12 06.53383 04 55 40.22 -09 20 37.9 18.8 cVEX059T05
K18X00W C2018 12 06.54068 04 55 52.56 -09 18 28.7 18.0 cVEX059T05
K18X00W C2018 12 06.54706 04 56 04.06 -09 16 28.6 19.2 cVEX059T05
K18X00W C2018 12 06.55392 04 56 16.44 -09 14 19.1 17.9 cVEX059T05
K18X00W KC2018 12 06.55972104 56 38.58 -09 06 47.0 18.7 GVEX059474
K18X00W KC2018 12 06.56018604 56 39.42 -09 06 38.4 18.6 GVEX059474
K18X00W KC2018 12 06.56065204 56 40.28 -09 06 29.5 18.6 GVEX059474
K18X00W C2018 12 06.56073 04 56 28.84 -09 12 09.9 18.4 cVEX059T05
K18X00W KC2018 12 06.56088404 56 40.69 -09 06 25.2 18.3 GVEX059474
K18X00W KC2018 12 06.60127204 57 54.12 -08 53 41.7 18.2 GVEX059474
K18X00W KC2018 12 06.60173704 57 54.98 -08 53 32.8 18.3 GVEX059474
K18X00W KC2018 12 06.60259204 57 56.52 -08 53 16.8 18.6 GVEX059474
K18X00W KC2018 12 06.90576 05 08 03.76 -07 22 53.5 17.9 GVEX059104
K18X00W KC2018 12 06.91420 05 08 19.77 -07 20 05.6 17.6 GVEX059104
K18X00W KC2018 12 06.91841 05 08 27.79 -07 18 41.6 17.7 GVEX059104
K18X00W KC2018 12 06.93526 05 08 59.79 -07 13 04.1 17.7 RqEX059160
K18X00W KC2018 12 06.93710 05 09 03.28 -07 12 27.2 18.0 RqEX059160
K18X00W KC2018 12 06.93872 05 09 06.35 -07 11 55.3 17.3 RqEX059160
K18X00W KC2018 12 06.94033 05 09 09.41 -07 11 22.5 18.0 RqEX059160
K18X00W KC2018 12 06.94193 05 09 12.44 -07 10 50.6 18.0 RqEX059160
K18X00W KC2018 12 06.98034205 10 24.61 -06 58 03.9 18.4 GVEX059L01
K18X00W KC2018 12 06.98123305 10 26.32 -06 57 45.8 18.5 GVEX059L01
K18X00W KC2018 12 06.98420005 10 31.97 -06 56 45.6 18.5 GVEX059L01
K18X00W KC2018 12 06.98509105 10 33.68 -06 56 27.9 18.4 GVEX059L01
K18X00W KC2018 12 07.00661 05 11 35.88 -06 41 56.1 18.1 VUEX059X31
K18X00W KC2018 12 07.00889 05 11 40.34 -06 41 10.7 17.5 VUEX059X31
K18X00W KC2018 12 07.01117 05 11 44.88 -06 40 24.6 18.4 VUEX059X31
K18X00W KC2018 12 07.25922105 19 54.22 -05 21 36.4 18.1 VuEX059H21
K18X00W KC2018 12 07.26155505 19 58.78 -05 20 47.1 18.1 VuEX059H21
K18X00W KC2018 12 07.26438305 20 04.33 -05 19 47.1 18.1 VuEX059H21
K18X00W KC2018 12 07.26719705 20 09.85 -05 18 47.8 18.0 VuEX059H21
K18X00W KC2018 12 07.26746 05 20 12.91 -05 18 38.4 18.2 GUEX059H36
K18X00W KC2018 12 07.26915 05 20 16.15 -05 18 03.1 17.5 GUEX059H36
K18X00W KC2018 12 07.27054905 20 16.42 -05 17 37.0 18.1 VuEX059H21
K18X00W KC2018 12 07.27083 05 20 19.51 -05 17 27.3 18.6 GUEX059H36
K18X00W KC2018 12 07.27252 05 20 22.79 -05 16 51.7 17.5 GUEX059H36
K18X00W KC2018 12 07.27421 05 20 26.10 -05 16 16.1 17.8 GUEX059H36
K18X00W 1C2018 12 07.35816 05 23 20.42 -04 47 09.1 LEX059658
K18X00W 1C2018 12 07.35992 05 23 23.87 -04 46 31.4 LEX059658
K18X00W 1C2018 12 07.36080 05 23 25.62 -04 46 11.8 LEX059658
K18X00W 1C2018 12 07.36168 05 23 27.32 -04 45 53.2 LEX059658
K18X00W [C2018 12 07.46443 05 27 19.23 -04 01 23.4 17.4 GVEX059Q62
K18X00W [C2018 12 07.46638 05 27 23.19 -04 00 41.3 18.1 GVEX059Q62
K18X00W [C2018 12 07.46811 05 27 26.75 -04 00 03.5 17.1 GVEX059Q62
K18X00W C2018 12 07.53058805 29 25.29 -03 36 21.0 18.5 GVEX059474
K18X00W C2018 12 07.53160005 29 27.34 -03 35 59.2 17.8 GVEX059474
K18X00W C2018 12 07.53261305 29 29.37 -03 35 36.8 17.6 GVEX059474
K18X00W C2018 12 07.53362505 29 31.41 -03 35 14.9 18.0 GVEX059474
K18X00W C2018 12 07.53463705 29 33.47 -03 34 52.4 18.5 GVEX059474
K18X00W KC2018 12 07.61807 05 32 28.24 -03 05 03.3 17.9 VqEX059E23
K18X00W KC2018 12 07.62918 05 32 50.73 -03 00 56.6 18.1 VqEX059E23
K18X00W KC2018 12 07.64854 05 33 29.93 -02 53 45.9 17.8 VqEX059E23
K18X00W KC2018 12 07.88280105 42 16.14 -01 33 42.4 17.1 GVEX059J69
K18X00W KC2018 12 07.89208605 42 35.89 -01 30 12.4 17.2 GVEX059J69
K18X00W KC2018 12 07.90868505 43 11.23 -01 23 54.6 17.4 GVEX059J69
K18X00W KC2018 12 07.91794405 43 30.99 -01 20 24.9 16.8 GVEX059J69
K18X00W KC2018 12 07.92486405 43 45.48 -01 17 48.7 17.7 GVEX059J95
K18X00W KC2018 12 07.92789705 43 51.90 -01 16 39.8 17.5 GVEX059J95
K18X00W KC2018 12 07.93088805 43 58.26 -01 15 31.4 18.0 GVEX059J95
K18X00W KC2018 12 08.06725 05 49 05.49 -00 15 20.6 17.9 VUEX059X31
K18X00W KC2018 12 08.06918 05 49 09.58 -00 14 36.3 17.0 VUEX059X31
K18X00W KC2018 12 08.07104 05 49 13.57 -00 13 53.2 17.6 VUEX059X31
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
160 Castelmartini. Observers M. Jaeger, E. Prosperi, S. Prosperi,
W. Vollmann. Measurer E. Prosperi. 0.35-m f/10 Schmidt-Cassegrain + CCD.
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore,
P. M. Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
658 National Research Council of Canada. Observer D. D. Balam. 1.82-m
reflector + CCD.
E23 Arcadia. Observer A. Hidas. 0.35-m f/1.9 reflector + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.61-m f/4.5
astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
J69 North Observatory, Clanfield. Observer D. Briggs. 0.41-m f/4.5
Newtonian reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3
Schmidt-Cassegrain + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, F. Valentine.
Measurer K. Korlevic. 1.0-m f/2.9 reflector + CCD.
Q62 iTelescope Observatory, Siding Spring. Observer M. Suzuki. 0.5-m
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.
X31 Galileo Galilei Observatory, Oro Verde. Observer C. Fornari. 0.35-m
f/11 Schmidt-Cassegrain + CCD.
Orbital elements:
2018 XW Earth MOID = 0.0216 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 36.15498 (2000.0) P Q
n 0.26449449 Peri. 359.61182 +0.17639596 -0.97641893
a 2.4035784 Node 80.22516 +0.90343531 +0.11040605
e 0.5814862 Incl. 7.25552 +0.39075455 +0.18551705
P 3.73 H 24.9 G 0.15 U 6
Residuals in seconds of arc
181206 T05 0.6- 0.5- 181206 104 0.0 0.0 181207 658 1.2+ 1.0-
181206 T05 0.2+ 0.1+ 181206 160 0.2+ 0.3+ 181207 658 1.1+ 0.3-
181206 T05 0.7+ 1.0+ 181206 160 0.2+ 0.4+ 181207 658 0.3+ 0.5-
181206 T05 0.7- 0.7- 181206 160 0.1+ 0.1- 181207 Q62 0.6+ 0.6+
181206 T05 0.2+ 0.1+ 181206 160 0.2+ 0.4+ 181207 Q62 0.5+ 0.5+
181206 T08 0.2+ 0.6+ 181206 160 0.1+ 0.3+ 181207 Q62 1.2+ 0.8+
181206 T08 0.4- 0.3- 181206 L01 0.5- 0.3- 181207 474 0.4- 0.4-
181206 T08 0.1- 0.1+ 181206 L01 0.3- 0.2- 181207 474 0.4- 0.8-
181206 T08 0.1+ 0.2+ 181206 L01 0.5- 0.0 181207 474 0.6- 0.6-
181206 T08 0.0 0.1+ 181206 L01 0.3- 0.4- 181207 474 0.7- 0.9-
181206 T05 0.1- 0.2- 181207 X31 0.2- 0.3+ 181207 474 0.4- 0.6-
181206 T05 0.2+ 0.1+ 181207 X31 0.2- 0.2- 181207 E23 0.1- 0.1+
181206 T05 0.1+ 0.1- 181207 X31 1.1+ 0.0 181207 E23 0.3+ 0.1+
181206 T05 0.3- 0.1- 181207 H21 0.4- 0.3- 181207 E23 0.1- 0.1+
181206 474 0.0 0.0 181207 H21 0.6- 0.3- 181207 J69 (1.0+ 2.2+)
181206 474 0.0 0.1- 181207 H21 0.4- 0.0 181207 J69 0.6+ 1.2+
181206 474 0.2+ 0.0 181207 H21 0.3- 0.2- 181207 J69 1.1+ 1.1+
181206 T05 0.3+ 0.2+ 181207 H36 0.8+ 0.5+ 181207 J69 (2.5+ 0.2-)
181206 474 0.1+ 0.0 181207 H36 0.3- 0.1+ 181207 J95 0.1- 0.2+
181206 474 0.1- 0.1+ 181207 H21 0.3- 0.4- 181207 J95 0.4- 0.1-
181206 474 0.1+ 0.2+ 181207 H36 0.8+ 0.4+ 181207 J95 0.2- 0.0
181206 474 0.3- 0.1- 181207 H36 0.3+ 0.2+ 181208 X31 0.4+ 0.0
181206 104 0.3- 0.3- 181207 H36 0.3+ 0.1+ 181208 X31 0.1+ 0.3-
181206 104 0.5- 0.2- 181207 658 (2.1+ 1.0-) 181208 X31 0.5+ 0.2-
Ephemeris:
2018 XW a,e,i = 2.40, 0.58, 7 q = 1.0059
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 11 08 01 30 14.6 -29 12 22 0.1496 1.0938 130.4 43.6 22.7
...
2018 11 23 01 59 16.4 -29 25 52 0.08004 1.0336 123.3 53.0 21.4
...
2018 12 01 02 58 52.9 -24 57 18 0.04490 1.0148 128.7 49.4 20.0
...
2018 12 07 05 11 03.8 -06 47 10 0.02544 1.0074 150.3 28.9 18.2
2018 12 08 05 46 19.8 -00 44 39 0.02412 1.0068 153.7 25.7 18.0
2018 12 09 06 24 04.9 +05 46 49 0.02371 1.0063 153.9 25.5 18.0
...
2018 12 15 09 28 48.3 +29 48 24 0.03765 1.0071 126.4 51.9 19.7
...
2018 12 23 10 55 58.0 +34 41 35 0.07135 1.0174 116.5 59.9 21.4
...
2019 01 07 11 32 07.3 +36 09 49 0.1385 1.0638 122.3 51.4 22.6
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-X59
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