MPEC 2021-J136 : 2021 JJ3
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M.P.E.C. 2021-J136 Issued 2021 May 10, 06:21 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 JJ3
Observations:
K21J03J C2021 05 08.28770811 39 07.819+00 50 35.98 21.18GVEJ136F51
K21J03J* C2021 05 09.22700111 45 12.64 +02 32 38.4 21.11GVEJ136G96
K21J03J C2021 05 09.23221011 45 14.54 +02 33 13.2 20.77GVEJ136G96
K21J03J C2021 05 09.23741411 45 16.40 +02 33 47.9 20.80GVEJ136G96
K21J03J C2021 05 09.24261811 45 18.32 +02 34 24.1 20.53GVEJ136G96
K21J03J C2021 05 09.27423911 45 29.64 +02 37 54.6 21.2 GVEJ136H01
K21J03J KC2021 05 09.27731411 45 30.77 +02 38 15.3 20.8 GVEJ136H01
K21J03J KC2021 05 09.31242411 45 44.27 +02 42 17.2 20.63GVEJ136I52
K21J03J KC2021 05 09.31410211 45 44.95 +02 42 28.5 21.25GVEJ136I52
K21J03J KC2021 05 09.31746111 45 46.22 +02 42 51.3 20.61GVEJ136I52
K21J03J IC2021 05 09.87410311 49 47.29 +03 47 08.4 20.8 GVEJ136L01
K21J03J KC2021 05 09.87735111 49 48.65 +03 47 30.8 21.1 GVEJ136L01
K21J03J KC2021 05 09.87973311 49 49.55 +03 47 48.7 21.0 GVEJ136L01
K21J03J C2021 05 10.16143211 51 56.74 +04 21 59.9 20.5 GVEJ136H01
K21J03J C2021 05 10.16472711 51 58.03 +04 22 23.8 20.8 GVEJ136H01
K21J03J C2021 05 10.17626311 52 02.61 +04 23 47.8 20.9 GVEJ136H01
K21J03J C2021 05 10.18285911 52 05.22 +04 24 35.6 21.5 GVEJ136H01
Observer details:
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 JJ3 Earth MOID = 0.0319 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Bell
M 288.00295 (2000.0) P Q
n 0.45711820 Peri. 15.96696 -0.47901820 +0.87320147
a 1.6689771 Node 225.51353 -0.81851423 -0.48127290
e 0.3791495 Incl. 7.22971 -0.31713722 -0.07678279
P 2.16 H 25.36 G 0.15 U 9
Residuals in seconds of arc
210508 F51 0.0 0.0 210509 H01 0.3- 0.0 210509 L01 0.1+ 0.7+
210509 G96 0.2- 0.4+ 210509 I52 0.2- 0.2- 210510 H01 0.2+ 0.0
210509 G96 0.1+ 0.0 210509 I52 0.4+ 0.2- 210510 H01 0.0 0.1-
210509 G96 0.3- 0.6- 210509 I52 0.1+ 0.3- 210510 H01 0.0 0.0
210509 G96 0.1+ 0.4+ 210509 L01 0.5- 0.4+ 210510 H01 0.1- 0.2-
210509 H01 0.0 0.2+ 210509 L01 0.7+ 0.3-
Ephemeris:
2021 JJ3 a,e,i = 1.67, 0.38, 7 q = 1.0362
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 10 10 43 20.4 -20 35 58 0.1550 1.1272 141.4 33.7 23.0
...
2021 04 25 10 52 24.6 -13 53 36 0.1021 1.0771 132.1 43.9 22.3
...
2021 05 03 11 13 15.8 -06 45 27 0.07685 1.0577 128.6 48.1 21.7
...
2021 05 09 11 43 43.3 +02 08 20 0.06032 1.0470 127.1 50.3 21.2
2021 05 10 11 50 44.6 +04 03 43 0.05791 1.0456 126.9 50.5 21.1
2021 05 11 11 58 29.0 +06 07 55 0.05563 1.0442 126.8 50.8 21.1
...
2021 05 17 13 04 27.4 +21 27 40 0.04580 1.0383 125.1 52.8 20.7
...
2021 05 25 15 31 37.2 +40 04 55 0.04732 1.0362 118.5 59.2 20.9
...
2021 06 09 18 48 50.5 +40 03 40 0.08293 1.0501 112.8 63.0 22.3
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-J136
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