[Iaude] MPEC X56: 2018 XS [a=2.04,e=0.53,i=3.9,H=22.1]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Sat Dec 8 11:45:17 EST 2018
M.P.E.C. 2018-X56 Issued 2018 Dec. 8, 16:41 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 XS
Observations:
K18X00S* C2018 12 03.27743106 14 14.48 +52 54 13.0 19.94rUEX056I41
K18X00S C2018 12 03.27881906 14 14.29 +52 54 08.7 19.86rUEX056I41
K18X00S C2018 12 03.36102006 14 02.73 +52 49 43.9 19.98rUEX056I41
K18X00S C2018 12 03.36242006 14 02.50 +52 49 39.0 20.13rUEX056I41
K18X00S C2018 12 04.87572 06 11 24.41 +51 28 32.5 18.9 VSEX056033
K18X00S C2018 12 04.87782 06 11 24.17 +51 28 26.2 19.0 VSEX056033
K18X00S C2018 12 04.87993 06 11 23.92 +51 28 20.0 19.1 VSEX056033
K18X00S C2018 12 05.10417 06 10 56.67 +51 16 57.3 19.9 VSEX056033
K18X00S C2018 12 05.10632 06 10 56.41 +51 16 50.1 19.9 VSEX056033
K18X00S C2018 12 05.10847 06 10 56.15 +51 16 43.5 20.1 VSEX056033
K18X00S KC2018 12 05.81726 06 09 51.61 +50 40 59.8 19.8 RoEX056K88
K18X00S KC2018 12 05.82287 06 09 50.97 +50 40 44.0 20.0 RoEX056K88
K18X00S C2018 12 05.98454006 09 35.275+50 33 09.20 19.8 GVEX056J04
K18X00S C2018 12 05.98563606 09 35.131+50 33 06.03 19.7 GVEX056J04
K18X00S C2018 12 05.98674706 09 34.997+50 33 03.16 19.9 GVEX056J04
K18X00S KC2018 12 06.87751 06 08 11.57 +49 49 52.0 20.1 GVEX056104
K18X00S KC2018 12 06.88346 06 08 10.93 +49 49 36.0 20.2 GVEX056104
K18X00S KC2018 12 06.89240 06 08 09.88 +49 49 12.1 19.8 GVEX056104
K18X00S pC2018 12 07.00058206 07 57.65 +49 44 12.2 20.4 GVEX056L01
K18X00S pC2018 12 07.00213306 07 57.39 +49 44 08.6 20.3 GVEX056L01
K18X00S pC2018 12 07.00446606 07 57.11 +49 44 01.8 20.4 GVEX056L01
K18X00S C2018 12 08.11270 06 06 17.23 +48 52 53.4 18.6 VSEX056033
K18X00S C2018 12 08.11429 06 06 17.06 +48 52 49.0 18.4 VSEX056033
K18X00S C2018 12 08.11590 06 06 16.88 +48 52 44.5 18.5 VSEX056033
K18X00S C2018 12 08.17696 06 06 10.89 +48 49 53.2 18.9 VSEX056033
K18X00S C2018 12 08.22866 06 06 06.14 +48 47 27.2 18.9 VSEX056033
K18X00S C2018 12 08.23027 06 06 05.99 +48 47 22.6 19.1 VSEX056033
K18X00S C2018 12 08.23186 06 06 05.85 +48 47 18.0 19.2 VSEX056033
K18X00S KC2018 12 08.25049006 06 08.15 +48 46 56.4 20.2 VuEX056H21
K18X00S KC2018 12 08.26441206 06 06.60 +48 46 19.5 20.2 VuEX056H21
K18X00S KC2018 12 08.28213206 06 04.69 +48 45 32.1 20.3 VuEX056H21
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers F. Ludwig,
B. Stecklum, C. Hoegner. 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.
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.
I41 Palomar Mountain--ZTF. Observer A. U. Tomatic. Measurers F. J. Masci,
Q.-Z. Ye. 1.2-m f/2.4 Schmidt.
J04 ESA Optical Ground Station, Tenerife. Observer P. Ruiz. Measurers
M. Micheli, D. Koschny, M. Busch, E. Schwab, A. Knoefel. 1.0-m f/4.4
reflector + CCD.
K88 GINOP-KHK, Piszkesteto. Observer A. Bodi. Measurer K. Sarneczky.
0.60-m Schmidt + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, F. Valentine.
Measurer K. Korlevic. 1.0-m f/2.9 reflector + CCD.
Orbital elements:
2018 XS Earth MOID = 0.0089 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 64.51960 (2000.0) P Q
n 0.33771540 Peri. 40.74435 +0.94633721 -0.32215766
a 2.0422182 Node 338.00864 +0.27583523 +0.84657590
e 0.5340710 Incl. 3.93490 +0.16840670 +0.42370236
P 2.92 H 22.1 G 0.15 U 6
Residuals in seconds of arc
181203 I41 0.0 0.0 181205 K88 0.4- 0.2+ 181208 033 0.0 0.0
181203 I41 0.0 0.1+ 181205 J04 0.2- 0.1- 181208 033 0.2- 0.0
181203 I41 0.2+ 0.2+ 181205 J04 0.3- 0.2- 181208 033 0.0 0.0
181203 I41 0.0 0.1- 181205 J04 0.3- 0.0 181208 033 0.1+ 0.0
181204 033 0.1- 0.2- 181206 104 0.5+ 0.1- 181208 033 0.0 0.1-
181204 033 0.1- 0.3- 181206 104 0.5+ 0.0 181208 033 0.0 0.2-
181204 033 0.1- 0.2- 181206 104 0.3- 0.3+ 181208 H21 0.1+ 0.0
181205 033 0.0 0.3+ 181207 L01 0.8+ 0.4- 181208 H21 0.3- 0.0
181205 033 0.0 0.1- 181207 L01 0.0 0.4+ 181208 H21 0.0 0.1-
181205 033 0.0 0.1+ 181207 L01 0.2- 0.2+
181205 K88 0.0 0.2+ 181208 033 0.1+ 0.0
Ephemeris:
2018 XS a,e,i = 2.04, 0.53, 4 q = 0.9515
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 11 08 16 45 38.2 +67 27 48 0.06332 0.9890 86.5 89.9 19.3
...
2018 11 23 06 44 07.6 +65 29 08 0.1073 1.0554 126.9 48.5 19.2
...
2018 12 01 06 18 42.6 +55 07 16 0.1435 1.1008 140.6 34.6 19.5
...
2018 12 07 06 07 57.5 +49 44 12 0.1743 1.1383 149.1 26.4 19.8
2018 12 08 06 06 28.9 +48 58 07 0.1797 1.1448 150.3 25.2 19.8
2018 12 09 06 05 04.6 +48 13 50 0.1852 1.1513 151.6 24.0 19.9
...
2018 12 15 05 57 59.4 +44 20 21 0.2206 1.1918 158.0 18.0 20.1
...
2018 12 23 05 51 38.1 +40 15 03 0.2741 1.2483 163.0 13.3 20.5
...
2019 01 07 05 47 40.7 +34 49 56 0.3962 1.3592 158.2 15.6 21.6
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-X56
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