[Iaude] MPEC J58: 2021 JG1 [a=1.20,e=0.31,i=2.5,H=24.4]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Wed May 5 05:52:09 EDT 2021
M.P.E.C. 2021-J58 Issued 2021 May 5, 09:51 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 JG1
Observations:
K21J01G* C2021 05 03.42806015 49 54.762-09 18 09.80 21.08wUEJ058F51
K21J01G C2021 05 03.43843115 49 54.718-09 18 04.31 21.00wUEJ058F51
K21J01G C2021 05 03.44881715 49 54.659-09 17 58.72 21.42wUEJ058F51
K21J01G C2021 05 03.45919615 49 54.605-09 17 53.10 21.25wUEJ058F51
K21J01G ^C2021 05 04.41552415 50 16.018-09 08 48.42 20.79GVEJ058568
K21J01G ^C2021 05 04.41650315 50 16.011-09 08 47.88 20.85GVEJ058568
K21J01G ^C2021 05 04.41766615 50 16.005-09 08 47.22 20.84GVEJ058568
K21J01G IC2021 05 05.28887 15 50 32.82 -09 00 20.7 20.4 GVEJ058H36
K21J01G KC2021 05 05.30103 15 50 32.76 -09 00 12.4 20.5 GVEJ058H36
K21J01G C2021 05 05.30882615 50 33.54 -09 00 03.3 20.5 GVEJ058H01
K21J01G KC2021 05 05.31242 15 50 32.70 -09 00 06.0 21.1 GVEJ058H36
K21J01G C2021 05 05.31384515 50 33.50 -09 00 00.2 20.5 GVEJ058H01
K21J01G C2021 05 05.32369915 50 33.44 -08 59 54.1 20.6 GVEJ058H01
K21J01G C2021 05 05.32947615 50 33.41 -08 59 50.5 20.4 GVEJ058H01
K21J01G KC2021 05 05.34126115 50 33.60 -08 59 41.7 20.57GVEJ058I52
K21J01G KC2021 05 05.34644215 50 33.56 -08 59 38.2 20.48GVEJ058I52
K21J01G KC2021 05 05.35231715 50 33.53 -08 59 34.7 20.51GVEJ058I52
K21J01G KC2021 05 05.35868315 50 33.50 -08 59 30.6 20.67GVEJ058I52
Observer details:
568 Mauna Kea. Observers R. Wainscoat, L. Wells, T. Burdullis. Measurers R.
Weryk, R. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + 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.
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.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + 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.
Orbital elements:
2021 JG1 Earth MOID = 0.0059 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 195.93756 (2000.0) P Q
n 0.74704379 Peri. 248.99875 +0.78394039 +0.61942244
a 1.2029254 Node 72.70325 -0.55207999 +0.72638416
e 0.3109830 Incl. 2.51356 -0.28398090 +0.29779505
P 1.32 H 24.48 G 0.15 U 8
Residuals in seconds of arc
210503 F51 0.0 0.0 210504 568 0.0 0.0 210505 H01 0.1- 0.0
210503 F51 0.1+ 0.0 210505 H36 0.5+ 0.5- 210505 H01 0.0 0.0
210503 F51 0.0 0.0 210505 H36 0.4+ 0.3+ 210505 I52 0.1- 0.1-
210503 F51 0.0 0.0 210505 H01 0.0 0.0 210505 I52 0.2- 0.2+
210504 568 0.0 0.0 210505 H36 0.3+ 0.5- 210505 I52 0.0 0.0
210504 568 0.0 0.0 210505 H01 0.0 0.0 210505 I52 0.2+ 0.1+
Ephemeris:
2021 JG1 a,e,i = 1.20, 0.31, 3 q = 0.8288
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 05 15 32 01.1 -11 29 32 0.3243 1.2690 141.0 29.7 23.8
...
2021 04 20 15 43 34.8 -10 44 12 0.2136 1.1980 152.4 22.9 22.6
...
2021 04 28 15 47 43.1 -10 00 02 0.1613 1.1582 158.5 18.6 21.8
...
2021 05 04 15 50 05.6 -09 12 16 0.1247 1.1278 162.6 15.5 21.1
2021 05 05 15 50 26.5 -09 02 24 0.1188 1.1227 163.2 15.1 20.9
2021 05 06 15 50 46.7 -08 51 49 0.1129 1.1176 163.7 14.6 20.8
...
2021 05 12 15 52 46.4 -07 25 24 0.07884 1.0869 166.0 13.0 19.9
...
2021 05 20 15 58 05.6 -02 16 42 0.03566 1.0459 162.1 17.3 18.2
...
2021 06 04 03 41 36.6 +17 34 33 0.04485 0.9715 16.2 163.0 29.8
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-J58
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