MPEC 2021-J208 : 2021 JE6
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M.P.E.C. 2021-J208 Issued 2021 May 14, 00:17 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 JE6
Observations:
K21J06E* C2021 05 12.40440714 09 02.767+06 44 14.39 20.13wUEJ208F51
K21J06E C2021 05 12.41511114 09 11.039+06 42 17.23 20.11wUEJ208F51
K21J06E C2021 05 12.42580014 09 19.278+06 40 20.78 19.93wUEJ208F51
K21J06E 4C2021 05 12.94615 14 16 05.31 +05 12 31.7 19.8 GVEJ208J04
K21J06E 4C2021 05 12.94708 14 16 05.95 +05 12 23.4 19.5 GVEJ208J04
K21J06E 4C2021 05 12.94801 14 16 06.52 +05 12 15.0 19.6 GVEJ208J04
K21J06E KC2021 05 13.10473814 17 56.74 +04 47 54.1 20.0 VuEJ208H21
K21J06E KC2021 05 13.10764414 17 58.60 +04 47 28.2 20.1 VuEJ208H21
K21J06E KC2021 05 13.11103414 18 00.75 +04 46 57.9 20.2 VuEJ208H21
K21J06E KC2021 05 13.16754414 18 38.69 +04 38 46.5 20.2 VqEJ208858
K21J06E KC2021 05 13.17240714 18 41.71 +04 38 04.1 20.0 VqEJ208858
K21J06E C2021 05 13.17626114 18 44.26 +04 37 32.6 20.0 GVEJ208H01
K21J06E KC2021 05 13.17727514 18 44.69 +04 37 21.5 20.2 VqEJ208858
K21J06E C2021 05 13.17928214 18 46.11 +04 37 06.3 20.0 GVEJ208H01
K21J06E C2021 05 13.19050614 18 53.02 +04 35 28.3 19.9 GVEJ208H01
K21J06E KC2021 05 13.20106 14 18 57.87 +04 33 45.6 19.5 RqEJ208734
K21J06E C2021 05 13.20124714 18 59.59 +04 33 54.7 19.9 GVEJ208H01
K21J06E mC2021 05 13.20459514 19 02.18 +04 33 29.1 19.96GVEJ208I52
K21J06E KC2021 05 13.20479 14 19 00.12 +04 33 13.6 19.9 RqEJ208734
K21J06E mC2021 05 13.20501514 19 02.44 +04 33 25.6 VEJ208I52
K21J06E mC2021 05 13.20543514 19 02.68 +04 33 21.6 VEJ208I52
K21J06E mC2021 05 13.20585514 19 02.93 +04 33 17.8 19.93GVEJ208I52
K21J06E KC2021 05 13.20808 14 19 02.12 +04 32 44.9 19.9 RqEJ208734
K21J06E KC2021 05 13.21092 14 19 03.87 +04 32 19.9 19.6 RqEJ208734
K21J06E C2021 05 13.28394 14 19 50.78 +04 22 01.5 20.2 GVEJ208654
K21J06E C2021 05 13.31231 14 20 07.53 +04 18 00.1 20.1 GVEJ208654
K21J06E C2021 05 13.33949 14 20 23.55 +04 14 10.8 18.2 GVEJ208654
K21J06E 4C2021 05 13.88397 14 25 52.73 +03 03 20.7 20.6 GVEJ208J04
K21J06E 4C2021 05 13.88509 14 25 53.30 +03 03 13.4 20.4 GVEJ208J04
K21J06E KC2021 05 13.91300314 26 04.92 +02 59 19.8 20.0 GVEJ208I93
K21J06E KC2021 05 13.91796614 26 07.42 +02 58 43.8 19.6 GVEJ208I93
K21J06E KC2021 05 13.92305714 26 10.00 +02 58 07.3 19.2 GVEJ208I93
K21J06E KC2021 05 13.95802 14 26 26.45 +02 53 54.0 20.0 GVEJ208204
K21J06E KC2021 05 13.97098 14 26 32.89 +02 52 21.0 VEJ208204
K21J06E KC2021 05 13.99609 14 26 45.36 +02 49 22.6 VEJ208204
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector +
CCD.
654 Table Mountain Observatory, Wrightwood-PHMC. Observers P. Choi, N. Saini,
C. Zhai, R. Trahan, M. Shao.
734 Farpoint Observatory, Eskridge. Observers G. Hug, D. Cromer, D. Goodin,
R. Valentine. Measurer D. Cromer. 0.7-m reflector + CCD.
858 Tebbutt Observatory, Edgewood. Observer F. B. Zoltowski. 0.51-m Schmidt-
Cassegrain + 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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers T. Linder, R. Holmes, L. Horn. 0.76-m f/3.0 astrograph + 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.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CCD.
J04 ESA Optical Ground Station, Tenerife. Observer D. Abreu. Measurers A.
Knofel, D. Koschny, M. Busch, M. Micheli, E. Schwab, R. Kresken. 1.0-m
f/4.4 reflector + CCD.
Orbital elements:
2021 JE6 Earth MOID = 0.0104 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 319.11543 (2000.0) P Q
n 0.44024461 Peri. 294.83535 -0.86889312 -0.49369858
a 1.7113546 Node 215.61127 +0.47348414 -0.80781075
e 0.5680363 Incl. 3.53151 +0.14435202 -0.32203028
P 2.24 H 24.94 G 0.15 U 8
Residuals in seconds of arc
210512 F51 0.0 0.1+ 210513 858 0.3- 0.0 210513 654 0.1- 0.1+
210512 F51 0.0 0.1- 210513 H01 0.1- 0.1+ 210513 654 0.4- 0.2-
210512 F51 0.0 0.1+ 210513 H01 0.0 0.0 210513 654 0.0 0.0
210512 J04 0.2- 0.5- 210513 734 0.4+ 0.5- 210513 J04 0.0 0.2-
210512 J04 0.3+ 0.1- 210513 H01 0.0 0.1+ 210513 J04 0.0 0.6+
210512 J04 0.4- 0.2+ 210513 I52 0.1+ 0.2+ 210513 I93 0.2+ 0.1+
210513 H21 0.2- 0.0 210513 734 0.0 0.0 210513 I93 0.2+ 0.1-
210513 H21 0.1- 0.0 210513 I52 0.2+ 0.4+ 210513 I93 0.5+ 0.1+
210513 H21 0.1- 0.1- 210513 I52 0.1- 0.0 210513 204 0.1+ 0.2+
210513 858 0.1+ 0.2- 210513 I52 0.2- 0.1- 210513 204 0.0 0.2-
210513 858 0.1+ 0.0 210513 734 0.1- 0.1- 210513 204 0.1+ 0.0
210513 H01 0.1+ 0.1- 210513 734 0.1+ 0.4-
Ephemeris:
2021 JE6 a,e,i = 1.71, 0.57, 4 q = 0.7392
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 14 03 43 28.0 +15 04 57 0.2206 0.8277 33.4 138.2 27.9
...
2021 04 29 04 29 18.2 +22 12 04 0.07894 0.9398 30.5 147.1 27.2
...
2021 05 07 09 39 12.5 +40 32 26 0.02427 1.0081 87.2 91.5 20.1
...
2021 05 13 14 16 39.7 +05 05 21 0.05725 1.0613 152.0 26.6 20.1
2021 05 14 14 26 49.4 +02 50 32 0.06565 1.0703 154.5 24.0 20.3
2021 05 15 14 34 39.8 +01 05 34 0.07425 1.0793 156.3 22.1 20.5
...
2021 05 21 14 59 22.6 -04 29 15 0.1284 1.1335 160.0 17.8 21.7
...
2021 05 29 15 12 39.9 -07 31 42 0.2051 1.2061 158.0 18.4 22.9
...
2021 06 13 15 25 54.5 -10 22 03 0.3640 1.3405 148.9 23.1 24.5
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-J208
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