[Iaude] MPEC J54: 2021 JC1 [a=2.53,e=0.76,i=6.8,H=24.5]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Tue May 4 21:53:24 EDT 2021
M.P.E.C. 2021-J54 Issued 2021 May 5, 01:52 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
2021 JC1
Observations:
K21J01C* C2021 05 03.37938213 38 51.556-18 35 00.79 20.97wUEJ054F51
K21J01C C2021 05 03.39040313 38 46.932-18 34 28.18 21.04wUEJ054F51
K21J01C C2021 05 03.41242513 38 37.667-18 33 22.31 21.00wUEJ054F51
K21J01C KC2021 05 03.52230813 37 53.83 -18 26 34.0 21.1 GVEJ054474
K21J01C KC2021 05 03.52576713 37 52.44 -18 26 23.3 20.9 GVEJ054474
K21J01C KC2021 05 03.52932413 37 50.93 -18 26 11.9 20.7 GVEJ054474
K21J01C bC2021 05 03.89457513 35 21.10 -18 08 26.5 20.8 GVEJ054L01
K21J01C bC2021 05 03.89738413 35 19.87 -18 08 17.3 20.8 GVEJ054L01
K21J01C bC2021 05 03.89997213 35 18.75 -18 08 07.5 21.0 GVEJ054L01
K21J01C bC2021 05 03.90287113 35 17.44 -18 07 58.5 20.9 GVEJ054L01
K21J01C KC2021 05 04.20301013 33 06.30 -17 50 39.8 20.95GVEJ054I52
K21J01C KC2021 05 04.20468913 33 05.52 -17 50 33.4 20.58GVEJ054I52
K21J01C KC2021 05 04.20636713 33 04.66 -17 50 27.2 20.65GVEJ054I52
K21J01C KC2021 05 04.98629113 26 43.85 -16 58 43.2 19.7 GXEJ054Y00
K21J01C KC2021 05 04.98844313 26 42.67 -16 58 34.4 20.3 GXEJ054Y00
K21J01C KC2021 05 04.99058413 26 41.49 -16 58 25.4 20.8 GXEJ054Y00
K21J01C KC2021 05 04.99290513 26 40.15 -16 58 15.2 20.3 GXEJ054Y00
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore, P. M.
Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, M.
Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer T. A. Pruyne.
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.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Y00 SONEAR Observatory, Oliveira. Observers C. Jacques, E. Pimentel, J.
Barros. Measurer C. Jacques. 0.45-m f/2.9 reflector + CCD.
Orbital elements:
2021 JC1 Earth MOID = 0.0026 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 312.97485 (2000.0) P Q
n 0.24481989 Peri. 85.58526 +0.69147434 +0.71697670
a 2.5306859 Node 228.57624 -0.70070042 +0.63591180
e 0.7553309 Incl. 6.76747 -0.17573322 +0.28558814
P 4.03 H 24.56 G 0.15 U 9
Residuals in seconds of arc
210503 F51 0.2- 0.0 210503 L01 0.6- 0.3- 210504 I52 0.4- 0.2+
210503 F51 0.1- 0.1- 210503 L01 0.1- 0.3- 210504 Y00 0.1- 0.1+
210503 F51 0.1+ 0.0 210503 L01 0.6+ 0.9+ 210504 Y00 0.2+ 0.1-
210503 474 0.6- 0.0 210503 L01 0.7+ 0.3+ 210504 Y00 0.5+ 0.1-
210503 474 0.4+ 0.1- 210504 I52 0.1- 0.6- 210504 Y00 0.1- 0.3+
210503 474 0.4+ 0.3+ 210504 I52 0.3+ 0.1-
Ephemeris:
2021 JC1 a,e,i = 2.53, 0.76, 7 q = 0.6192
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 05 14 26 40.6 -23 06 57 0.5115 1.4722 152.2 18.5 24.9
...
2021 04 20 14 17 56.3 -22 48 15 0.2943 1.2930 166.9 10.1 23.1
...
2021 04 28 14 02 28.2 -21 20 45 0.1898 1.1947 171.5 7.2 21.9
...
2021 05 04 13 34 35.5 -18 01 29 0.1164 1.1202 163.3 15.0 21.0
2021 05 05 13 26 34.4 -16 57 56 0.1047 1.1078 160.5 17.7 20.8
2021 05 06 13 16 44.8 -15 36 59 0.09322 1.0953 157.2 20.9 20.6
...
2021 05 12 10 31 41.1 +10 54 14 0.03907 1.0206 104.3 73.5 20.1
...
2021 05 20 04 28 59.7 +32 39 46 0.09357 0.9222 15.8 162.6 31.2
...
2021 06 04 03 21 44.4 +28 08 17 0.2860 0.7526 20.2 152.2 30.1
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-J54
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