MPEC 2018-X102: 2018 XY2
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M.P.E.C. 2018-X102 Issued 2018 Dec. 12, 18:21 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 XY2
Observations:
K18X02Y* C2018 12 09.48035 07 38 51.88 +40 25 01.7 21.5 GVEX102G96
K18X02Y C2018 12 09.49719 07 38 54.54 +40 25 06.7 21.0 GVEX102G96
K18X02Y C2018 12 09.50248 07 38 55.44 +40 25 08.3 21.2 GVEX102G96
K18X02Y C2018 12 09.50778 07 38 56.29 +40 25 09.9 20.4 GVEX102G96
K18X02Y C2018 12 09.52444207 38 59.00 +40 25 12.7 20.5 GVEX102H01
K18X02Y C2018 12 09.52852707 38 59.69 +40 25 13.8 20.4 GVEX102H01
K18X02Y C2018 12 09.52873 07 38 59.82 +40 25 15.5 20.8 GVEX102G96
K18X02Y C2018 12 09.53283 07 39 00.49 +40 25 16.4 21.4 GVEX102G96
K18X02Y C2018 12 09.53537 07 39 00.92 +40 25 16.8 21.3 GVEX102G96
K18X02Y C2018 12 09.53790 07 39 01.35 +40 25 17.8 21.2 GVEX102G96
K18X02Y C2018 12 09.53807007 39 01.30 +40 25 16.2 20.8 GVEX102H01
K18X02Y C2018 12 09.54886307 39 03.12 +40 25 19.0 23.9 GVEX102H01
K18X02Y C2018 12 10.37585 07 41 33.33 +40 29 58.3 20.9 GVEX102I52
K18X02Y C2018 12 10.38180 07 41 34.33 +40 30 00.6 20.7 GVEX102I52
K18X02Y C2018 12 10.38572 07 41 34.76 +40 30 01.2 20.5 GVEX102I52
K18X02Y KC2018 12 10.39027 07 41 35.11 +40 29 59.9 20.5 GUEX102734
K18X02Y KC2018 12 10.39828 07 41 36.45 +40 30 02.3 20.4 GUEX102734
K18X02Y KC2018 12 10.42550 07 41 40.99 +40 30 10.4 20.8 GUEX102734
K18X02Y KC2018 12 10.43335 07 41 42.34 +40 30 12.8 20.7 GUEX102734
K18X02Y KC2018 12 11.13471607 43 48.55 +40 33 45.3 20.9 GVEX102L01
K18X02Y KC2018 12 11.13782307 43 49.11 +40 33 45.9 21.1 GVEX102L01
K18X02Y KC2018 12 11.14093707 43 49.66 +40 33 46.9 21.0 GVEX102L01
K18X02Y pC2018 12 11.14366207 43 50.10 +40 33 46.7 21.0 GVEX102L01
K18X02Y C2018 12 12.56911 07 48 09.953+40 40 42.49 20.6 wUEX102F51
K18X02Y C2018 12 12.58185 07 48 12.084+40 40 45.44 20.9 wUEX102F51
K18X02Y C2018 12 12.59459 07 48 14.214+40 40 48.35 21.3 wUEX102F51
Observer details:
734 Farpoint Observatory, Eskridge. Observer G. Hug. 0.7-m reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz,
M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau, J. Fairlamb,
H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer D. C. Fuls. Measurers B. M. Africano,
E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman,
F. C. Shelly. 1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer G. J. Leonard.
Measurers B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls,
A. R. Gibbs, A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson,
G. J. Leonard, R. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2018 XY2 Earth MOID = 0.1278 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 35.36872 (2000.0) P Q
n 0.40526744 Peri. 157.88573 -0.66204915 -0.74864728
a 1.8084572 Node 333.53124 +0.67535825 -0.57575170
e 0.3862349 Incl. 4.49127 +0.32493409 -0.32869016
P 2.43 H 22.2 G 0.15 U 8
Residuals in seconds of arc
181209 G96 1.1+ 0.2- 181209 G96 0.0 0.0 181210 734 1.0+ 0.6+
181209 G96 0.3- 0.0 181209 H01 0.1- 0.1- 181211 L01 0.6- 0.3+
181209 G96 0.0 0.1+ 181209 H01 0.2- 0.1- 181211 L01 0.2- 0.1+
181209 G96 0.4- 0.2+ 181210 I52 0.4+ 0.1- 181211 L01 0.0 0.3+
181209 H01 0.2- 0.1- 181210 I52 0.6+ 0.1+ 181211 L01 0.2- 0.6-
181209 H01 0.2- 0.0 181210 I52 1.8- 0.6- 181212 F51 0.0 0.1-
181209 G96 0.1+ 0.1+ 181210 734 0.2+ 0.2+ 181212 F51 0.0 0.1-
181209 G96 0.1- 0.1- 181210 734 0.4+ 0.2+ 181212 F51 0.1+ 0.1+
181209 G96 0.1- 0.4- 181210 734 0.5+ 0.4+
Ephemeris:
2018 XY2 a,e,i = 1.81, 0.39, 4 q = 1.1100
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 11 12 06 25 51.7 +36 31 27 0.4612 1.3453 132.5 32.9 22.5
...
2018 11 27 07 03 48.7 +38 51 55 0.3531 1.2738 138.8 30.7 21.8
...
2018 12 05 07 25 51.5 +39 56 07 0.3048 1.2390 141.6 29.6 21.4
...
2018 12 11 07 43 25.0 +40 33 08 0.2729 1.2148 143.4 28.9 21.1
2018 12 12 07 46 26.4 +40 37 58 0.2679 1.2110 143.7 28.8 21.0
2018 12 13 07 49 29.5 +40 42 21 0.2630 1.2072 144.0 28.7 21.0
...
2018 12 19 08 08 26.8 +40 57 23 0.2357 1.1856 145.4 28.1 20.7
...
2018 12 27 08 35 21.3 +40 37 50 0.2046 1.1604 147.0 27.4 20.3
...
2019 01 11 09 27 51.2 +36 56 36 0.1613 1.1259 150.0 25.9 19.7
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-X102
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