MPEC 2018-H59 : 2018 HU
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M.P.E.C. 2018-H59 Issued 2018 Apr. 21, 19:25 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 HU
Observations:
K18H00U* C2018 04 20.32272 13 57 58.93 +24 09 16.7 18.3 GUEH059703
K18H00U C2018 04 20.32799 13 57 43.64 +24 06 40.9 18.9 GUEH059703
K18H00U C2018 04 20.33327 13 57 28.41 +24 04 04.8 19.5 GUEH059703
K18H00U C2018 04 20.33854 13 57 13.30 +24 01 30.2 UEH059703
K18H00U KC2018 04 20.39542 13 54 28.12 +23 32 23.8 18.8 RqEH059734
K18H00U KC2018 04 20.39852 13 54 19.54 +23 30 50.8 18.6 RqEH059734
K18H00U KC2018 04 20.40060 13 54 13.78 +23 29 49.1 18.9 RqEH059734
K18H00U KC2018 04 20.40232 13 54 09.01 +23 28 57.8 18.6 RqEH059734
K18H00U C2018 04 20.40599 13 54 02.12 +23 28 11.3 18.0 GUEH059I52
K18H00U C2018 04 20.40617 13 54 01.59 +23 28 06.0 18.1 GUEH059I52
K18H00U C2018 04 20.40635 13 54 01.08 +23 28 00.4 18.0 GUEH059I52
K18H00U C2018 04 20.40654 13 54 00.59 +23 27 54.8 18.0 GUEH059I52
K18H00U C2018 04 20.46764 13 51 13.20 +22 57 40.4 18.5 GUEH059I52
K18H00U C2018 04 20.46975 13 51 07.52 +22 56 37.0 17.7 GUEH059I52
K18H00U KC2018 04 20.81336 13 37 32.87 +20 13 28.9 19.0 VtEH059L04
K18H00U KC2018 04 20.81391 13 37 31.55 +20 13 13.9 18.9 VtEH059L04
K18H00U KC2018 04 20.82461 13 37 08.48 +20 07 53.6 18.1 RqEH059A17
K18H00U KC2018 04 20.82735 13 36 59.10 +20 07 07.9 19.0 VtEH059L04
K18H00U KC2018 04 20.82760 13 37 02.29 +20 07 03.5 19.3 UEH059104
K18H00U KC2018 04 20.82811 13 37 00.30 +20 06 23.1 18.5 VtEH059198
K18H00U KC2018 04 20.82879 13 36 58.49 +20 06 00.2 17.6 RqEH059A17
K18H00U KC2018 04 20.82927 13 36 57.54 +20 05 51.9 18.9 VtEH059198
K18H00U KC2018 04 20.83026 13 36 52.06 +20 05 48.7 18.8 VtEH059L04
K18H00U KC2018 04 20.83062 13 36 54.31 +20 05 15.0 18.9 VtEH059198
K18H00U KC2018 04 20.83109 13 36 53.17 +20 05 02.4 18.9 VtEH059198
K18H00U KC2018 04 20.83225 13 36 51.12 +20 04 57.9 19.2 UEH059104
K18H00U KC2018 04 20.83325 13 36 47.80 +20 03 59.3 18.1 RqEH059A17
K18H00U KC2018 04 20.83332013 36 48.87 +20 04 15.6 18.4 UEH059B04
K18H00U KC2018 04 20.83340 13 36 47.68 +20 03 59.9 18.6 VtEH059198
K18H00U KC2018 04 20.83570 13 36 42.16 +20 02 57.3 18.7 VtEH059198
K18H00U KC2018 04 20.83645 13 36 40.40 +20 02 37.3 18.6 VtEH059198
K18H00U KC2018 04 20.83674 13 36 40.29 +20 02 56.6 19.1 UEH059104
K18H00U KC2018 04 20.83712 13 36 38.79 +20 02 18.8 18.5 VtEH059198
K18H00U C2018 04 20.83910 13 36 32.75 +20 01 29.5 qEH059246
K18H00U C2018 04 20.83921 13 36 32.49 +20 01 28.0 19.2 RqEH059246
K18H00U C2018 04 20.83931 13 36 32.20 +20 01 23.6 qEH059246
K18H00U KC2018 04 20.83931313 36 34.48 +20 01 33.2 18.8 UEH059B04
K18H00U C2018 04 20.83942 13 36 32.09 +20 01 20.7 qEH059246
K18H00U C2018 04 20.83952 13 36 31.80 +20 01 17.3 qEH059246
K18H00U C2018 04 20.83973 13 36 31.25 +20 01 12.1 qEH059246
K18H00U KC2018 04 20.84242613 36 27.07 +20 00 09.3 18.7 UEH059B04
K18H00U KC2018 04 20.84722413 36 15.60 +19 57 58.5 18.6 UEH059B04
K18H00U KC2018 04 20.84817 13 36 11.81 +19 57 39.0 19.1 VqEH059595
K18H00U KC2018 04 20.84852913 36 12.48 +19 57 23.5 18.9 UEH059B04
K18H00U KC2018 04 20.85129 13 36 04.29 +19 56 14.4 18.7 VqEH059595
K18H00U KC2018 04 20.85178313 36 04.67 +19 55 55.8 18.5 UEH059B04
K18H00U KC2018 04 20.85597913 35 55.29 +19 53 23.5 UEH059J95
K18H00U KC2018 04 20.85767713 35 51.26 +19 52 37.4 UEH059J95
K18H00U KC2018 04 20.85941 13 35 46.18 +19 52 29.8 UEH059204
K18H00U KC2018 04 20.85944013 35 47.10 +19 51 50.1 UEH059J95
K18H00U KC2018 04 20.85962 13 35 43.15 +19 51 59.6 19.1 VSEH059C43
K18H00U KC2018 04 20.86166 13 35 38.29 +19 51 04.1 19.0 VSEH059C43
K18H00U KC2018 04 20.86190013 35 41.25 +19 50 43.3 18.6 GUEH059J95
K18H00U KC2018 04 20.86371 13 35 33.38 +19 50 08.6 19.1 VSEH059C43
K18H00U KC2018 04 20.86440 13 35 32.25 +19 49 57.3 18.2 RqEH059K61
K18H00U KC2018 04 20.86518 13 35 30.40 +19 49 36.1 18.2 RqEH059K61
K18H00U HC2018 04 20.86534 13 35 32.05 +19 49 49.9 UEH059204
K18H00U KC2018 04 20.86576 13 35 28.57 +19 49 13.3 19.4 VSEH059C43
K18H00U KC2018 04 20.86603 13 35 28.38 +19 49 13.5 18.4 RqEH059K61
K18H00U KC2018 04 20.86716 13 35 25.68 +19 48 42.7 18.4 RqEH059K61
K18H00U KC2018 04 20.87050 13 35 17.70 +19 47 06.5 19.4 RUEH059113
K18H00U KC2018 04 20.87310 13 35 13.53 +19 46 19.6 18.8 GUEH059204
K18H00U KC2018 04 20.87741 13 35 01.33 +19 43 57.9 18.5 RUEH059113
K18H00U KC2018 04 20.87888 13 34 58.70 +19 43 23.1 18.6 GUEH059K87
K18H00U KC2018 04 20.87978 13 34 56.57 +19 42 58.6 18.7 GUEH059K87
K18H00U KC2018 04 20.88030 13 34 55.35 +19 42 44.7 18.7 GUEH059K87
K18H00U KC2018 04 20.88433 13 34 44.88 +19 40 52.5 19.0 RUEH059113
K18H00U KC2018 04 20.89125 13 34 28.51 +19 37 44.5 19.4 RUEH059113
K18H00U KC2018 04 20.92381 13 33 16.20 +19 23 32.9 18.8 VqEH059I93
K18H00U KC2018 04 20.92688 13 33 08.99 +19 22 10.9 19.0 VqEH059I93
K18H00U KC2018 04 20.92972 13 33 02.29 +19 20 54.5 19.3 VqEH059I93
K18H00U KC2018 04 20.93103 13 32 55.67 +19 19 52.9 19.1 GUEH059K87
K18H00U KC2018 04 20.93229 13 32 52.70 +19 19 18.7 19.1 GUEH059K87
K18H00U KC2018 04 20.93903 13 32 36.95 +19 16 17.3 18.9 GUEH059K87
K18H00U KC2018 04 20.93904 13 32 37.07 +19 16 49.3 18.2 UEH059K63
K18H00U KC2018 04 20.94147 13 32 31.33 +19 15 44.3 17.6 UEH059K63
K18H00U KC2018 04 20.94571 13 32 21.42 +19 13 50.2 17.8 UEH059K63
K18H00U KC2018 04 20.96025 13 31 47.52 +19 06 45.4 18.7 GUEH059K87
K18H00U KC2018 04 20.96277 13 31 41.65 +19 05 37.5 18.8 GUEH059K87
K18H00U KC2018 04 20.96331 13 31 37.46 +19 05 32.1 17.8 RoEH059K88
K18H00U KC2018 04 20.96573 13 31 34.79 +19 04 17.5 19.2 GUEH059K87
K18H00U KC2018 04 20.96631 13 31 30.49 +19 04 11.1 18.1 RoEH059K88
K18H00U KC2018 04 20.96931 13 31 23.55 +19 02 50.2 18.0 RoEH059K88
K18H00U KC2018 04 20.98772 13 30 44.04 +18 54 26.5 18.6 GUEH059K87
K18H00U KC2018 04 20.99024 13 30 38.25 +18 53 18.9 19.2 GUEH059K87
K18H00U KC2018 04 20.99033 13 30 36.55 +18 53 38.9 18.9 VSEH059L01
K18H00U KC2018 04 20.99158 13 30 33.68 +18 53 05.5 18.9 VSEH059L01
K18H00U KC2018 04 20.99244 13 30 33.22 +18 52 19.4 19.6 GUEH059K87
K18H00U KC2018 04 20.99282 13 30 30.83 +18 52 32.3 19.3 VSEH059L01
K18H00U KC2018 04 20.99406 13 30 27.96 +18 51 58.9 19.2 VSEH059L01
K18H00U C2018 04 21.15679 13 25 02.28 +17 41 18.2 18.2 GUEH059I52
K18H00U C2018 04 21.15698 13 25 01.87 +17 41 13.2 18.1 GUEH059I52
K18H00U C2018 04 21.15716 13 25 01.48 +17 41 08.5 18.4 GUEH059I52
K18H00U C2018 04 21.15734 13 25 01.08 +17 41 04.0 18.4 GUEH059I52
K18H00U C2018 04 21.60413 13 10 24.11 +14 36 42.8 18.8 RrEH059P93
K18H00U C2018 04 21.60915 13 10 14.54 +14 34 44.4 18.9 RrEH059P93
K18H00U C2018 04 21.62595 13 09 42.52 +14 28 07.2 19.3 RrEH059P93
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri, M. D. Grazia.
Measurers P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
113 Volkssternwarte Drebach, Schoenbrunn. Observer G. Lehmann. 0.5-m f/4.6
reflector + CCD.
198 Wildberg. Observer R. Apitzsch. 0.35-m f/3.1 reflector + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
246 Klet Observatory-KLENOT. Observers M. Tichy, J. Ticha. Measurer M. Tichy.
1.06-m KLENOT Telescope + CCD.
595 Farra d'Isonzo. Observers K. Milani, A. Basana, L. Bittesini, U. Montanar,
E. Pettarin, F. Piani. Measurer E. Pettarin. 0.61-m f/4.0 reflector
+ CCD.
703 Catalina Sky Survey. Observer E. J. Christensen. Measurers
B. M. Africano, E. J. Christensen, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman,
F. C. Shelly. 0.68-m Schmidt + 10K CCD.
734 Farpoint Observatory. Observer G. Hug. 0.69-m reflector + CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
B04 OAVdA, Saint-Barthelemy. Observer A. Carbognani. 0.81-m f/4.7 reflector
+ CCD.
C43 Hoyerswerda. Observer P. Lindner. 0.30-m f/6.3 Schmidt-Cassegrain + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer E. J. Christensen.
Measurers B. M. Africano, E. J. Christensen, D. C. Fuls, A. R. Gibbs,
A. D. Grauer, J. A. Johnson, R. A. Kowalski, S. M. Larson, G. J. Leonard,
R. L. Seaman, F. C. Shelly. 1.0-m reflector + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
K61 Rokycany Observatory. Observer M. Adamovsky. 0.51-m f/6.8 reflector
+ CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.40-m
f/3.2 Newtonian reflector + CCD.
K87 Dettelbach Vineyard Observatory. Observer B. Haeusler. 0.30-m
Schmidt-Cassegrain + CCD.
K88 GINOP-KHK, Piszkesteto. Observers B. Ignacz, G. Csornyei. Measurer
K. Sarneczky. 0.60-m Schmidt + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
L04 ROASTERR-1 Observatory, Cluj-Napoca. Observer L. Hudin. 0.3-m f/5
reflector + CCD.
P93 Space Tracking and Communications Center, JAXA. Observers K. Nishiyama,
S. Okumura. 1.0-m f/3.0 reflector + CCD.
Orbital elements:
2018 HU Earth MOID = 0.0205 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5 MPC
M 81.58465 (2000.0) P Q
n 1.33984066 Peri. 28.22147 +0.47954077 -0.87157464
a 0.8148930 Node 33.41673 +0.76626186 +0.35927352
e 0.3643971 Incl. 10.67045 +0.42764870 +0.33358684
P 0.74 H 25.7 G 0.15 U 7
Residuals in seconds of arc
180420 703 0.1+ 0.4- 180420 246 0.3+ 0.2+ 180420 113 0.5- 0.2+
180420 703 0.6- 0.6- 180420 246 (0.3+ 1.6+) 180420 113 0.1- 0.5-
180420 703 0.5- 0.7- 180420 246 0.4- 0.0 180420 I93 0.2- 0.6-
180420 703 0.5+ 0.4+ 180420 B04 0.3- 0.2+ 180420 I93 0.0 0.0
180420 734 0.1+ 0.1+ 180420 246 (1.8+ 0.0 ) 180420 I93 0.3- 0.1-
180420 734 0.0 0.6- 180420 246 1.1+ 0.6- 180420 K87 0.3- 0.6-
180420 734 0.1- 0.3- 180420 246 0.4+ 0.1- 180420 K87 0.5- 0.8-
180420 734 0.5- 0.4- 180420 B04 0.2+ 0.5+ 180420 K87 0.2- 0.4-
180420 I52 0.6+ 0.3+ 180420 B04 0.1+ 0.4- 180420 K63 0.3+ 0.7-
180420 I52 0.3+ 0.4+ 180420 595 0.1+ 0.4+ 180420 K63 0.1- 0.1-
180420 I52 0.1+ 0.1+ 180420 B04 0.0 0.1- 180420 K63 0.5+ 0.1+
180420 I52 0.7+ 0.2+ 180420 595 0.6- 0.4+ 180420 K87 0.1+ 0.2-
180420 I52 0.1- 0.3+ 180420 B04 0.5- 0.3+ 180420 K87 0.1- 0.2-
180420 I52 0.3- 0.5- 180420 J95 0.2+ 0.2+ 180420 K88 0.2+ 0.3+
180420 L04 0.0 0.4- 180420 J95 0.0 0.0 180420 K87 0.1- 0.5-
180420 L04 0.1+ 0.4- 180420 204 0.3+ 0.2- 180420 K88 0.0 0.3+
180420 A17 0.6+ 0.3+ 180420 J95 0.1+ 0.3+ 180420 K88 0.2+ 0.5+
180420 L04 0.4+ 0.3- 180420 C43 0.5- 0.8+ 180420 K87 0.1+ 0.4+
180420 104 1.0+ 0.0 180420 C43 0.5- 0.7+ 180420 K87 0.1+ 0.6+
180420 198 0.0 0.0 180420 J95 0.4- 0.0 180420 L01 0.8- 0.8-
180420 A17 0.6+ 0.3+ 180420 C43 0.9- 0.8+ 180420 L01 0.6- 0.6-
180420 198 0.2+ 0.2+ 180420 K61 0.4- 0.4- 180420 K87 0.4+ 0.3+
180420 L04 0.1+ 0.3- 180420 K61 0.3- 0.5- 180420 L01 0.6- 0.4-
180420 198 0.1+ 0.0 180420 204 0.5+ 0.3+ 180420 L01 0.8- 0.4-
180420 198 0.1- 0.1+ 180420 C43 0.0 1.1+ 180421 I52 0.3- 0.1-
180420 104 0.9+ 0.4+ 180420 K61 0.2- 0.0 180421 I52 0.3- 0.3-
180420 A17 0.1+ 0.4+ 180420 K61 0.4- 0.2- 180421 I52 0.3- 0.4-
180420 B04 0.5+ 0.3+ 180420 113 0.7- 0.5- 180421 I52 0.4- 0.3-
180420 198 0.3+ 0.2+ 180420 204 0.1+ 0.1- 180421 P93 0.7+ 0.1+
180420 198 0.0 0.0 180420 113 (0.0 1.9-) 180421 P93 0.9+ 0.2+
180420 198 0.4+ 0.3+ 180420 K87 0.4- 0.3+ 180421 P93 0.1- 0.7-
180420 104 0.1+ 0.8+ 180420 K87 0.3- 0.1+
180420 198 0.3+ 0.0 180420 K87 0.1- 0.3+
Ephemeris:
2018 HU a,e,i = 0.81, 0.36, 11 q = 0.5179
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2018 03 22 22 22 47.3 +24 00 55 0.1574 0.8703 34.0 140.2 28.3
...
2018 04 06 21 40 16.5 +30 10 39 0.07354 0.9573 52.3 124.3 25.1
...
2018 04 14 20 03 14.9 +40 11 50 0.03342 0.9961 77.3 100.8 22.0
...
2018 04 20 14 13 33.9 +26 50 38 0.02163 1.0215 141.4 37.8 18.9
2018 04 21 13 30 22.3 +18 52 28 0.02404 1.0255 148.9 30.4 19.0
2018 04 22 12 59 22.1 +12 10 19 0.02740 1.0293 151.8 27.5 19.2
...
2018 04 28 11 42 55.5 -06 30 58 0.05597 1.0505 140.6 37.4 21.1
...
2018 05 06 11 18 14.3 -13 16 18 0.09980 1.0739 128.7 47.2 22.6
...
2018 05 21 11 12 53.8 -17 28 27 0.1847 1.1025 114.9 56.4 24.3
A. U. Tomatic (C) Copyright 2018 MPC M.P.E.C. 2018-H59
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