MPEC 2018-X73 : 2018 XK1
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M.P.E.C. 2018-X73 Issued 2018 Dec. 11, 04:11 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 XK1
Observations:
K18X01K* C2018 12 09.37007 06 38 17.67 +42 55 13.2 19.4 GVEX073G96
K18X01K C2018 12 09.37566 06 38 14.47 +42 52 44.8 19.6 GVEX073G96
K18X01K C2018 12 09.38108 06 38 11.43 +42 50 21.4 19.6 GVEX073G96
K18X01K C2018 12 09.38635 06 38 08.45 +42 48 01.4 19.7 GVEX073G96
K18X01K C2018 12 09.41293506 37 53.05 +42 36 10.1 19.4 GVEX073H01
K18X01K C2018 12 09.41663806 37 51.00 +42 34 31.5 19.5 GVEX073H01
K18X01K C2018 12 09.42704 06 37 45.74 +42 29 58.7 19.7 GVEX073I52
K18X01K C2018 12 09.42764706 37 44.92 +42 29 37.3 19.5 GVEX073H01
K18X01K C2018 12 09.42796 06 37 45.22 +42 29 34.0 19.7 GVEX073I52
K18X01K C2018 12 09.42889 06 37 44.70 +42 29 09.2 19.5 GVEX073I52
K18X01K C2018 12 09.42981 06 37 44.17 +42 28 44.4 19.2 GVEX073I52
K18X01K C2018 12 09.43498406 37 40.89 +42 26 21.3 19.2 GVEX073H01
K18X01K pC2018 12 09.98510406 33 27.26 +38 20 22.0 19.5 GVEX073L01
K18X01K pC2018 12 09.98707906 33 26.30 +38 19 28.9 19.4 GVEX073L01
K18X01K KC2018 12 09.98925206 33 25.21 +38 18 30.2 19.4 GVEX073L01
K18X01K KC2018 12 10.01199 06 33 14.39 +38 08 19.4 19.5 VEX073104
K18X01K C2018 12 10.01538 06 33 12.48 +38 06 32.7 19.7 VSEX073033
K18X01K C2018 12 10.01606 06 33 12.16 +38 06 14.6 19.5 VSEX073033
K18X01K C2018 12 10.01674 06 33 11.84 +38 05 56.5 19.7 VSEX073033
K18X01K KC2018 12 10.01829 06 33 11.24 +38 05 29.3 19.3 VEX073104
K18X01K KC2018 12 10.02564 06 33 07.56 +38 02 10.2 19.6 VEX073104
K18X01K KC2018 12 10.09172006 32 36.97 +37 32 06.8 19.0 GVEX073J95
K18X01K KC2018 12 10.09430806 32 35.73 +37 30 56.9 19.6 GVEX073J95
K18X01K KC2018 12 10.09681506 32 34.56 +37 29 48.7 19.5 GVEX073J95
K18X01K C2018 12 10.47185 06 29 51.08 +34 40 49.3 19.6 GVEX073I52
K18X01K C2018 12 10.47331 06 29 50.40 +34 40 09.6 19.4 GVEX073I52
K18X01K C2018 12 10.47460 06 29 49.83 +34 39 34.4 19.1 GVEX073I52
K18X01K KC2018 12 10.83514 06 27 38.37 +31 55 51.5 19.5 RVEX073K51
K18X01K KC2018 12 10.83643 06 27 37.88 +31 55 16.9 19.0 RVEX073K51
K18X01K KC2018 12 10.83772 06 27 37.35 +31 54 42.3 18.7 RVEX073K51
K18X01K KC2018 12 10.93506 06 26 57.41 +31 11 07.2 19.4 GVEX073587
K18X01K KC2018 12 10.93658 06 26 56.77 +31 10 25.9 19.2 GVEX073587
K18X01K KC2018 12 10.93811 06 26 56.14 +31 09 45.3 19.2 GVEX073587
K18X01K KC2018 12 10.97395 06 26 39.80 +30 53 38.6 18.5 RoEX073K88
K18X01K KC2018 12 10.97673 06 26 38.67 +30 52 22.7 18.3 RoEX073K88
K18X01K KC2018 12 10.97952 06 26 37.54 +30 51 07.6 18.9 RoEX073K88
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers C. Hoegner,
B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
587 Sormano. Observers M. Calcagno, A. Fumagalli, P. Sicoli, A. Testa.
Measurer P. Sicoli. 0.5-m f/6.8 reflector + 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. Observers H. Groeller,
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.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3
Schmidt-Cassegrain + CCD.
K51 Osservatorio del Celado, Castello Tesino. Observers G. Favero,
R. Furgoni. Measurer R. Furgoni. 0.80-m f/4 reflector + CCD.
K88 GINOP-KHK, Piszkesteto. Observer K. Sarneczky. 0.60-m Schmidt + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2018 XK1 Earth MOID = 0.0658 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 85.73694 (2000.0) P Q
n 0.52549558 Peri. 150.65815 +0.56915978 -0.68014126
a 1.5208627 Node 260.62701 +0.63313096 +0.72104349
e 0.3299324 Incl. 27.92236 +0.52459730 -0.13230321
P 1.88 H 24.2 G 0.15 U 7
Residuals in seconds of arc
181209 G96 0.4+ 0.1- 181209 L01 0.0 0.1+ 181210 I52 0.3+ 0.2-
181209 G96 0.1- 0.4- 181209 L01 0.2+ 0.1+ 181210 I52 0.0 0.1+
181209 G96 0.0 0.2- 181209 L01 0.1+ 0.0 181210 I52 0.2+ 0.3+
181209 G96 0.1- 0.3- 181210 104 0.5+ 0.1- 181210 K51 0.1- 0.0
181209 H01 0.1+ 0.1+ 181210 033 0.3- 0.1- 181210 K51 0.3+ 0.0
181209 H01 0.1+ 0.3+ 181210 033 0.1- 0.1+ 181210 K51 0.2+ 0.0
181209 I52 0.2+ 0.2+ 181210 033 0.0 0.4+ 181210 587 0.1+ 0.2-
181209 H01 0.2+ 0.1+ 181210 104 0.2+ 0.1- 181210 587 0.0 0.6-
181209 I52 0.0 0.1+ 181210 104 0.3- 0.7- 181210 587 0.1+ 0.1-
181209 I52 0.0 0.1+ 181210 J95 0.3- 0.1- 181210 K88 0.5- 0.7+
181209 I52 0.2- 0.1- 181210 J95 0.3- 0.2+ 181210 K88 0.1- 0.1-
181209 H01 0.3+ 0.3+ 181210 J95 0.2+ 0.0 181210 K88 0.4+ 0.1+
Ephemeris:
2018 XK1 a,e,i = 1.52, 0.33, 28 q = 1.0191
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 11 11 16 48 24.3 +69 29 26 0.2664 1.0197 88.7 76.1 24.0
...
2018 11 26 14 51 53.0 +79 21 44 0.1481 1.0249 100.7 71.1 22.6
...
2018 12 04 08 07 00.1 +73 34 07 0.09060 1.0360 121.6 54.1 21.0
...
2018 12 10 06 33 19.4 +38 14 18 0.06875 1.0480 155.8 22.6 19.6
2018 12 11 06 26 29.5 +30 42 53 0.06888 1.0503 161.4 17.4 19.4
2018 12 12 06 20 43.1 +23 19 45 0.07025 1.0526 164.9 14.1 19.3
...
2018 12 18 05 59 04.6 -09 16 38 0.09882 1.0683 147.1 30.0 20.6
...
2018 12 26 05 45 57.5 -26 40 50 0.1614 1.0930 129.4 44.1 22.1
...
2019 01 10 05 38 22.9 -35 12 42 0.2936 1.1492 117.6 49.3 23.7
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-X73
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