MPEC 2020-H61 : 2020 HU1
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M.P.E.C. 2020-H61 Issued 2020 April 20, 22:50 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
2020 HU1
Observations:
K20H01U* C2020 04 19.19631 11 32 42.61 -06 47 51.5 19.5 GVEH061703
K20H01U C2020 04 19.20066 11 32 41.82 -06 45 45.0 19.8 GVEH061703
K20H01U C2020 04 19.20502 11 32 40.88 -06 43 37.6 19.0 GVEH061703
K20H01U C2020 04 19.20938 11 32 40.00 -06 41 30.6 19.6 GVEH061703
K20H01U C2020 04 19.28750 11 32 23.85 -06 03 19.8 19.1 GVEH061I52
K20H01U C2020 04 19.28806 11 32 23.72 -06 03 03.6 19.1 GVEH061I52
K20H01U C2020 04 19.28862 11 32 23.61 -06 02 47.1 19.5 GVEH061I52
K20H01U C2020 04 19.28918 11 32 23.51 -06 02 30.8 19.2 GVEH061I52
K20H01U KC2020 04 19.92204811 30 45.47 -01 05 29.7 19.6 GVEH061J95
K20H01U KC2020 04 19.92470711 30 44.97 -01 04 16.9 19.5 GVEH061J95
K20H01U KC2020 04 19.92724611 30 44.49 -01 03 08.0 19.2 GVEH061J95
K20H01U KC2020 04 19.93083411 30 43.89 -01 01 30.4 19.1 GVEH061J95
K20H01U KC2020 04 20.00323511 30 31.20 -00 28 54.6 19.6 GVEH061Z99
K20H01U KC2020 04 20.00578011 30 30.75 -00 27 46.3 19.7 GVEH061Z99
K20H01U KC2020 04 20.00845411 30 30.29 -00 26 34.6 19.5 GVEH061Z99
K20H01U KC2020 04 20.06982511 30 26.36 +00 01 08.6 19.6 VuEH061H21
K20H01U KC2020 04 20.07186711 30 25.99 +00 02 03.3 19.8 VuEH061H21
K20H01U KC2020 04 20.07458711 30 25.50 +00 03 16.1 19.8 VuEH061H21
K20H01U KC2020 04 20.07682611 30 25.11 +00 04 15.8 19.7 VuEH061H21
K20H01U KC2020 04 20.11794 11 30 18.40 +00 22 32.3 19.5 GVEH061734
K20H01U KC2020 04 20.12252 11 30 17.58 +00 24 33.2 19.5 RqEH061H36
K20H01U C2020 04 20.12426 11 30 18.81 +00 25 28.3 19.3 GVEH061I52
K20H01U C2020 04 20.12467 11 30 18.77 +00 25 38.7 20.1 GVEH061I52
K20H01U C2020 04 20.12509 11 30 18.69 +00 25 50.2 19.2 GVEH061I52
K20H01U C2020 04 20.12551 11 30 18.63 +00 26 00.9 19.2 GVEH061I52
K20H01U KC2020 04 20.12793 11 30 16.61 +00 26 56.7 18.9 RqEH061H36
K20H01U KC2020 04 20.13271 11 30 15.76 +00 29 03.7 19.5 GVEH061734
K20H01U KC2020 04 20.13333 11 30 15.66 +00 29 20.3 19.2 RqEH061H36
K20H01U KC2020 04 20.13609 11 30 15.19 +00 30 33.1 19.4 GVEH061734
K20H01U KC2020 04 20.13947 11 30 14.54 +00 32 02.9 19.3 GVEH061734
K20H01U KC2020 04 20.14253 11 30 15.43 +00 33 19.3 18.5 GVEH061V01
K20H01U KC2020 04 20.14285 11 30 13.95 +00 33 31.6 20.3 GVEH061734
K20H01U KC2020 04 20.19514 11 30 06.06 +00 56 28.3 19.4 GVEH061V01
K20H01U KC2020 04 20.24774 11 29 56.71 +01 19 26.2 19.4 GVEH061V01
K20H01U KC2020 04 20.38785711 29 39.35 +02 22 09.2 18.7 GVEH061R57
K20H01U KC2020 04 20.39232211 29 38.47 +02 24 04.2 19.0 GVEH061R57
K20H01U KC2020 04 20.39455711 29 38.03 +02 25 01.6 18.8 GVEH061R57
K20H01U C2020 04 20.82361 11 28 39.88 +05 20 26.0 19.6 GVEH061246
K20H01U FC2020 04 20.82387 11 28 39.82 +05 20 32.0 VEH061246
K20H01U FC2020 04 20.82399 11 28 39.82 +05 20 35.5 VEH061246
K20H01U C2020 04 20.82412 11 28 39.77 +05 20 38.9 VEH061246
K20H01U C2020 04 20.82425 11 28 39.75 +05 20 40.8 19.7 GVEH061246
K20H01U C2020 04 20.82569 11 28 39.56 +05 21 16.3 VEH061246
K20H01U C2020 04 20.82582 11 28 39.48 +05 21 18.5 19.8 GVEH061246
K20H01U C2020 04 20.82595 11 28 39.51 +05 21 22.3 VEH061246
K20H01U KC2020 04 20.82622 11 28 39.89 +05 21 26.9 19.1 RVEH061A17
K20H01U C2020 04 20.82645 11 28 39.39 +05 21 32.0 VEH061246
K20H01U C2020 04 20.82689 11 28 39.38 +05 21 44.7 VEH061246
K20H01U KC2020 04 20.83297 11 28 38.80 +05 24 09.9 19.4 RVEH061A17
K20H01U KC2020 04 20.84078 11 28 37.56 +05 27 18.9 19.4 RVEH061A17
K20H01U KC2020 04 20.84920 11 28 36.13 +05 30 40.9 19.9 GVEH061K87
K20H01U KC2020 04 20.85174 11 28 35.73 +05 31 42.4 19.8 GVEH061K87
K20H01U KC2020 04 20.85605 11 28 35.01 +05 33 26.5 19.5 GVEH061K87
Observer details:
246 Klet Observatory-KLENOT. Observers M. Tichy, J. Ticha. Measurer M. Tichy.
1.06-m f/2.7 reflector + 2048x2048 CCD.
703 Catalina Sky Survey. Observer D. Rankin. Measurers 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, T. A. Pruyne, D. Rankin, R. L. Seaman,
F. C. Shelly, K. W. Wierzchos. 0.68-m Schmidt + 10K CCD.
734 Farpoint Observatory, Eskridge. Observers G. Hug, D. Cromer, D. Goodin.
Measurer D. Cromer. 0.7-m reflector + CCD.
A17 Guidestar Observatory, Weinheim. Observers M. Emmerich, S. Melchert.
0.36-m f/6 Schmidt-Cassegrain + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0
astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m f/4.1 reflector +
CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer D. C. Fuls. Measurers
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, T. A. Pruyne, D.
Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos. 1.0-m reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
K87 Dettelbach Vineyard Observatory. Observer B. Haeusler. 0.3-m f/5.7
Schmidt-Cassegrain + CCD.
R57 Aorangi Iti Observatory, Lake Tekapo. Observers A. C. Gilmore, P. M.
Kilmartin. Measurer P. M. Kilmartin. 0.35-m f/11 Schmidt-Cassegrain + CCD.
V01 Mountainville Observatory, Alpine. Observer B. Sheets. 0.35-m f/11.0
Schmidt-Cassegrain + CCD.
Z99 Clixby Observatory, Cleethorpes. Observer A. Mickleburgh. 0.36-m f/8
Schmidt-Cassegrain + CCD.
Orbital elements:
2020 HU1 Earth MOID = 0.0679 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 217.17573 (2000.0) P Q
n 1.37487436 Peri. 189.56050 +0.81659536 -0.48049466
a 0.8009905 Node 207.74130 +0.56452160 +0.78037201
e 0.3491177 Incl. 43.40225 +0.12036356 -0.40018047
P 0.72 H 23.5 G 0.15 U 8
Residuals in seconds of arc
200419 703 (1.1- 1.8+) 200420 H21 0.4+ 0.1- 200420 R57 1.0- 0.2-
200419 703 0.7+ 0.3+ 200420 734 0.7- 1.2+ 200420 246 0.2+ 0.3+
200419 703 0.3+ 0.5- 200420 H36 0.3- 0.5+ 200420 246 0.1- 0.0
200419 703 (0.7+ 1.7-) 200420 I52 0.5- 0.1- 200420 246 0.2+ 0.6+
200419 I52 0.0 0.2+ 200420 I52 0.0 0.5- 200420 246 0.2- 0.9+
200419 I52 0.2- 0.0 200420 I52 0.1- 0.2- 200420 246 0.2- 0.3-
200419 I52 0.2- 0.2+ 200420 I52 0.1+ 0.6- 200420 246 0.4+ 0.4+
200419 I52 0.0 0.1+ 200420 H36 0.2- 0.5+ 200420 246 0.5- 0.6-
200419 J95 0.3+ 0.4- 200420 734 0.5- 0.9+ 200420 246 0.2+ 0.1+
200419 J95 0.0 0.1+ 200420 H36 0.1+ 0.9+ 200420 A17 0.5+ 0.8-
200419 J95 0.4- 0.0 200420 734 0.1+ 0.8+ 200420 246 (0.4- 2.3-)
200419 J95 0.2+ 0.1+ 200420 734 0.5- 1.1+ 200420 246 0.5+ 0.2-
200420 Z99 0.0 0.2- 200420 V01 0.3+ 1.3- 200420 A17 0.1+ 0.7-
200420 Z99 0.2- 0.4- 200420 734 0.2- 0.3+ 200420 A17 0.0 0.0
200420 Z99 0.3- 0.7- 200420 V01 0.1+ 0.0 200420 K87 0.3+ 0.4-
200420 H21 0.4+ 0.4- 200420 V01 0.1- 0.1- 200420 K87 0.3+ 0.0
200420 H21 0.3+ 0.3- 200420 R57 (1.6+ 0.9-) 200420 K87 0.3- 0.5+
200420 H21 0.2+ 0.1- 200420 R57 0.1- 0.3-
Ephemeris:
2020 HU1 a,e,i = 0.80, 0.35, 43 q = 0.5214
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 03 21 21 31 20.7 -77 44 10 0.3202 0.9950 80.5 80.9 23.8
...
2020 04 05 15 36 14.6 -83 35 14 0.1622 1.0435 101.0 70.3 22.1
...
2020 04 13 12 03 47.6 -57 48 15 0.08977 1.0612 128.7 47.5 20.2
...
2020 04 19 11 33 16.0 -08 24 16 0.07834 1.0707 146.6 31.1 19.4
2020 04 20 11 30 34.3 -00 29 17 0.08262 1.0720 143.2 34.2 19.7
2020 04 21 11 28 16.2 +06 31 19 0.08833 1.0732 139.0 37.9 19.9
...
2020 04 27 11 20 02.2 +31 52 22 0.1403 1.0785 117.5 55.9 21.4
...
2020 05 05 11 17 08.7 +44 18 19 0.2256 1.0806 102.6 65.6 22.8
...
2020 05 20 11 21 10.4 +51 52 35 0.3868 1.0693 87.8 71.0 24.1
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-H61
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