[Iaude] MPEC X109: 2018 XR3 [a=1.66,e=0.60,i=14.0,H=21.6]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Fri Dec 14 10:23:18 EST 2018
M.P.E.C. 2018-X109 Issued 2018 Dec. 14, 15:19 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 XR3
Observations:
K18X03R* C2018 12 10.28724 05 11 15.28 +23 42 49.7 20.4 GVEX109G96
K18X03R C2018 12 10.29285 05 11 14.22 +23 42 39.7 20.4 GVEX109G96
K18X03R C2018 12 10.29847 05 11 13.15 +23 42 30.0 20.2 GVEX109G96
K18X03R C2018 12 10.30409 05 11 12.10 +23 42 20.5 20.1 GVEX109G96
K18X03R C2018 12 10.35836205 11 01.84 +23 40 46.1 20.2 GVEX109H01
K18X03R C2018 12 10.36227205 11 01.11 +23 40 39.3 20.2 GVEX109H01
K18X03R C2018 12 10.37361705 10 58.99 +23 40 19.6 20.1 GVEX109H01
K18X03R C2018 12 10.37900605 10 57.99 +23 40 10.2 20.2 GVEX109H01
K18X03R C2018 12 10.46081 05 10 42.87 +23 37 48.0 20.2 GVEX109I52
K18X03R C2018 12 10.46258 05 10 42.60 +23 37 45.3 19.9 GVEX109I52
K18X03R C2018 12 10.46437 05 10 42.25 +23 37 42.1 19.8 GVEX109I52
K18X03R C2018 12 10.46513 05 10 42.11 +23 37 41.3 20.5 GVEX109I52
K18X03R KC2018 12 10.94358705 09 18.73 +23 24 08.2 20.4 GVEX109L01
K18X03R KC2018 12 10.94709405 09 18.08 +23 24 02.4 20.5 GVEX109L01
K18X03R KC2018 12 10.94865205 09 17.78 +23 23 59.5 20.3 GVEX109L01
K18X03R KC2018 12 11.27912905 08 20.22 +23 14 48.7 20.7 VuEX109H21
K18X03R KC2018 12 11.28273705 08 19.58 +23 14 42.3 20.6 VuEX109H21
K18X03R KC2018 12 11.28553005 08 19.06 +23 14 37.5 20.4 VuEX109H21
K18X03R C2018 12 12.15630905 05 54.06 +22 50 52.4 20.6 GVEX109H01
K18X03R C2018 12 12.16039305 05 53.37 +22 50 46.0 20.8 GVEX109H01
K18X03R C2018 12 12.17152505 05 51.47 +22 50 28.4 20.3 GVEX109H01
K18X03R C2018 12 12.17949 05 05 50.17 +22 50 14.9 VEX109I52
K18X03R C2018 12 12.18095005 05 49.88 +22 50 13.5 20.3 GVEX109H01
K18X03R C2018 12 12.18135 05 05 49.86 +22 50 12.6 VEX109I52
K18X03R C2018 12 12.18211 05 05 49.69 +22 50 11.0 VEX109I52
K18X03R C2018 12 12.18407 05 05 49.40 +22 50 08.6 20.5 GVEX109I52
K18X03R C2018 12 13.18930 05 03 08.72 +22 23 41.0 20.8 GVEX109I52
K18X03R C2018 12 13.19138 05 03 08.40 +22 23 37.9 21.0 GVEX109I52
K18X03R C2018 12 13.19346 05 03 08.00 +22 23 34.7 20.7 GVEX109I52
K18X03R C2018 12 13.19554 05 03 07.73 +22 23 31.2 20.7 GVEX109I52
K18X03R C2018 12 14.31933 05 00 17.04 +21 55 07.5 20.9 GVEX109I52
K18X03R C2018 12 14.32199 05 00 16.64 +21 55 03.6 20.8 GVEX109I52
K18X03R C2018 12 14.32466 05 00 16.23 +21 54 59.4 20.7 GVEX109I52
K18X03R C2018 12 14.32732 05 00 15.80 +21 54 55.7 20.8 GVEX109I52
Observer details:
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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.81-m f/4.0
astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers G. J. Leonard,
H. Groeller. 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 XR3 Earth MOID = 0.0806 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 105.92350 (2000.0) P Q
n 0.46171889 Peri. 64.51284 +0.77844637 +0.58087121
a 1.6578718 Node 259.08401 -0.62682415 +0.69919781
e 0.6009523 Incl. 14.02308 -0.03335763 +0.41678658
P 2.13 H 21.6 G 0.15 U 9
Residuals in seconds of arc
181210 G96 0.0 0.3+ 181210 L01 0.4+ 0.3+ 181212 I52 0.7- 0.8-
181210 G96 0.0 0.1- 181210 L01 0.2+ 0.4+ 181212 I52 0.1- 0.1-
181210 G96 0.2- 0.1- 181210 L01 0.0 0.1+ 181213 I52 0.2+ 0.2+
181210 G96 0.1- 0.0 181211 H21 0.1+ 0.4+ 181213 I52 0.4+ 0.3+
181210 H01 0.0 0.0 181211 H21 0.2+ 0.0 181213 I52 0.5- 0.3+
181210 H01 0.0 0.0 181211 H21 0.1- 0.1- 181213 I52 0.5+ 0.1-
181210 H01 0.1- 0.0 181212 H01 0.2+ 0.0 181214 I52 0.1- 0.0
181210 H01 0.0 0.1- 181212 H01 0.2+ 0.1+ 181214 I52 0.0 0.1+
181210 I52 0.4- 0.4- 181212 H01 0.0 0.1+ 181214 I52 0.0 0.1-
181210 I52 0.3+ 0.1- 181212 I52 0.2- 1.0- 181214 I52 0.3- 0.1+
181210 I52 0.0 0.1- 181212 H01 0.2+ 0.1+
181210 I52 0.0 0.4+ 181212 I52 0.1- 0.4-
Ephemeris:
2018 XR3 a,e,i = 1.66, 0.60, 14 q = 0.6616
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 11 14 07 30 01.5 +39 19 32 0.2792 1.1602 121.6 46.6 20.9
...
2018 11 29 05 55 34.8 +30 03 09 0.3412 1.3065 156.5 17.5 20.8
...
2018 12 07 05 21 58.1 +25 22 26 0.3987 1.3817 172.8 5.1 20.7
...
2018 12 13 05 03 37.7 +22 28 41 0.4527 1.4365 176.3 2.5 20.9
2018 12 14 05 01 04.6 +22 03 09 0.4625 1.4456 174.7 3.6 21.1
2018 12 15 04 58 39.4 +21 38 36 0.4726 1.4545 173.0 4.7 21.2
...
2018 12 21 04 46 41.7 +19 30 57 0.5379 1.5076 163.7 10.6 21.8
...
2018 12 29 04 36 28.1 +17 27 36 0.6362 1.5762 152.8 16.6 22.5
...
2019 01 13 04 29 56.3 +15 22 14 0.8497 1.6980 135.6 23.9 23.5
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-X109
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