MPEC 2021-J121 : 2021 JD3
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M.P.E.C. 2021-J121 Issued 2021 May 10, 02:51 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2021 JD3
Observations:
K21J03D C2021 05 08.39368514 11 13.315-03 32 15.99 19.09GVEJ121F51
K21J03D C2021 05 08.40541814 11 27.904-03 26 54.52 VEJ121F51
K21J03D C2021 05 08.43087014 11 59.400-03 15 20.97 VEJ121F51
K21J03D* C2021 05 09.28763414 29 37.33 +02 36 11.2 19.38GVEJ121G96
K21J03D C2021 05 09.29283914 29 42.63 +02 38 08.3 19.58GVEJ121G96
K21J03D C2021 05 09.29803914 29 47.91 +02 40 04.2 19.23GVEJ121G96
K21J03D C2021 05 09.30324414 29 53.14 +02 41 58.7 19.23GVEJ121G96
K21J03D C2021 05 09.33296314 30 22.27 +02 52 49.4 19.2 GVEJ121H01
K21J03D C2021 05 09.33670314 30 26.03 +02 54 11.3 19.5 GVEJ121H01
K21J03D C2021 05 09.34679314 30 36.24 +02 57 53.1 19.2 GVEJ121H01
K21J03D C2021 05 09.35356714 30 43.11 +03 00 21.5 19.5 GVEJ121H01
K21J03D mC2021 05 09.41829514 31 49.34 +03 23 53.0 19.51GVEJ121I52
K21J03D mC2021 05 09.41860114 31 49.63 +03 23 59.1 18.92GVEJ121I52
K21J03D mC2021 05 09.41890614 31 49.92 +03 24 05.7 19.66GVEJ121I52
K21J03D mC2021 05 09.41921014 31 50.26 +03 24 12.5 19.49GVEJ121I52
K21J03D KC2021 05 09.87050914 39 52.33 +05 56 59.1 VEJ121595
K21J03D KC2021 05 09.87624214 39 57.52 +05 58 50.1 19.8 GVEJ121595
K21J03D KC2021 05 09.88197714 40 02.78 +06 00 41.0 19.6 GVEJ121595
K21J03D hC2021 05 09.93613314 40 51.12 +06 18 00.3 20.0 GVEJ121L01
K21J03D hC2021 05 09.93769214 40 52.51 +06 18 30.2 19.7 GVEJ121L01
K21J03D hC2021 05 09.93925114 40 53.87 +06 18 59.8 19.8 GVEJ121L01
K21J03D hC2021 05 09.94081014 40 55.24 +06 19 29.2 20.0 GVEJ121L01
K21J03D hC2021 05 09.94242314 40 56.68 +06 19 59.8 20.0 GVEJ121L01
Observer details:
595 Farra d'Isonzo. Observer E. Pettarin. 0.61-m f/4.5 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, I. Smith. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer H. Groeller. 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. 1.5-m reflector + 10K 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.
I52 Steward Observatory, Mt. Lemmon Station. Observer G. J. Leonard.
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.
Orbital elements:
2021 JD3 Earth MOID = 0.0203 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 292.01487 (2000.0) P Q
n 0.66684411 Peri. 316.61078 -0.98170164 +0.03521590
a 1.2975373 Node 226.43201 +0.00713608 -0.97525748
e 0.2469915 Incl. 14.96822 -0.19029177 -0.21824916
P 1.48 H 26.18 G 0.15 U 8
Residuals in seconds of arc
210508 F51 0.1- 0.2- 210509 H01 0.0 0.0 210509 595 0.5- 0.0
210508 F51 0.1+ 0.3+ 210509 H01 0.1+ 0.3+ 210509 595 0.6+ 0.2+
210508 F51 0.1- 0.0 210509 H01 0.2+ 0.3+ 210509 L01 0.2+ 0.1+
210509 G96 0.4- 0.9- 210509 I52 0.1+ 0.2+ 210509 L01 0.4+ 0.4+
210509 G96 0.1+ 0.3+ 210509 I52 0.2- 0.3- 210509 L01 0.1+ 0.4+
210509 G96 0.5+ 0.5+ 210509 I52 0.5- 0.3- 210509 L01 0.0 0.2+
210509 G96 0.1+ 0.5- 210509 I52 0.0 0.1+ 210509 L01 0.1+ 0.2+
210509 H01 0.2+ 0.3+ 210509 595 0.5- 0.1-
Ephemeris:
2021 JD3 a,e,i = 1.30, 0.25, 15 q = 0.9771
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 10 05 31 22.1 -44 51 42 0.1357 0.9826 78.0 94.2 25.2
...
2021 04 25 06 40 48.1 -50 37 35 0.06147 1.0042 86.6 89.9 23.3
...
2021 05 03 10 30 10.6 -48 42 25 0.02695 1.0216 119.7 59.0 20.5
...
2021 05 09 14 24 06.0 +00 47 56 0.02932 1.0370 159.5 19.9 19.6
2021 05 10 14 41 51.2 +06 40 35 0.03302 1.0398 155.0 24.3 20.0
2021 05 11 14 56 08.6 +11 15 58 0.03716 1.0425 150.7 28.3 20.4
...
2021 05 17 15 43 11.4 +24 29 51 0.06634 1.0602 136.2 41.3 22.0
...
2021 05 25 16 07 09.4 +29 17 54 0.1090 1.0858 129.8 45.8 23.3
...
2021 06 09 16 24 02.5 +29 56 14 0.1919 1.1388 126.1 46.1 24.6
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-J121
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