MPEC 2021-L35 : 2021 LJ
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M.P.E.C. 2021-L35 Issued 2021 June 3, 19:52 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2021 LJ
Observations:
K21L00J C2021 05 13.49086616 22 45.716+04 01 59.12 21.65GVEL035F51
K21L00J C2021 05 13.50312716 22 45.889+04 02 22.55 22.91GVEL035F51
K21L00J C2021 05 13.51531016 22 46.060+04 02 46.77 22.44GVEL035F51
K21L00J C2021 05 13.52746316 22 46.232+04 03 10.04 21.66GVEL035F51
K21L00J C2021 05 14.55528916 23 12.394+04 36 29.55 22.77GVEL035F51
K21L00J C2021 05 14.55593616 23 12.382+04 36 30.82 23.25GVEL035F51
K21L00J C2021 05 14.55658216 23 12.427+04 36 32.19 21.84GVEL035F51
K21L00J C2021 05 14.55722316 23 12.422+04 36 33.48 23.33GVEL035F51
K21L00J* C2021 06 01.34365416 28 30.823+12 35 43.75 22.45wUEL035F51
K21L00J C2021 06 01.36919016 28 30.873+12 36 14.25 22.71wUEL035F51
K21L00J C2021 06 01.38202116 28 30.886+12 36 29.69 22.59wUEL035F51
K21L00J KC2021 06 03.36104 16 28 59.46 +13 13 19.2 22.7 RoEL035291
K21L00J KC2021 06 03.36853 16 28 59.49 +13 13 27.1 oEL035291
K21L00J KC2021 06 03.37602 16 28 59.47 +13 13 34.9 22.3 RoEL035291
K21L00J ^C2021 06 03.53536716 29 01.395+13 16 29.31 22.46GVEL035568
K21L00J ^C2021 06 03.53657516 29 01.402+13 16 30.57 22.40GVEL035568
Observer details:
291 LPL/Spacewatch II. Observer R. A. Mastaler. 1.8-m f/2.7 reflector + CCD.
568 Mauna Kea. Observers R. Wainscoat, C. Crowder, T. Burdullis. Measurers
R. Weryk, R. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, I. Smith, M. Willman. Measurers S. Chastel, M. Huber, Y.
Ramanjooloo, R. Wainscoat, R. Weryk, K. Chambers, T. de Boer, L. Denneau,
J. Fairlamb, H. Flewelling, C.-C. Lin, E. Magnier. 1.8-m Ritchey-Chretien
+ CCD.
Orbital elements:
2021 LJ Earth MOID = 0.2398 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 264.20660 (2000.0) P Q
n 0.51299330 Peri. 72.46426 -0.06843799 +0.99714776
a 1.5454736 Node 193.72881 -0.95863980 -0.07456076
e 0.2150287 Incl. 7.70552 -0.27627157 +0.01170632
P 1.92 H 24.08 G 0.15 U 8
Residuals in seconds of arc
210513 F51 0.1- 0.3+ 210514 F51 0.2+ 0.1+ 210603 291 0.3+ 0.4-
210513 F51 0.0 0.2- 210514 F51 0.0 0.1+ 210603 291 0.4- 0.4-
210513 F51 0.1+ 0.2+ 210601 F51 0.1- 0.1+ 210603 568 0.0 0.0
210513 F51 0.2+ 0.2- 210601 F51 0.0 0.1- 210603 568 0.0 0.0
210514 F51 0.0 0.1- 210601 F51 0.1- 0.0
210514 F51 0.3- 0.1- 210603 291 0.2+ 0.5-
Ephemeris:
2021 LJ a,e,i = 1.55, 0.22, 8 q = 1.2132
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 05 04 16 17 18.5 -01 12 17 0.2780 1.2619 152.7 21.5 22.9
...
2021 05 19 16 24 53.0 +06 55 58 0.2501 1.2371 151.4 23.0 22.6
...
2021 05 27 16 27 10.3 +10 37 06 0.2443 1.2272 148.0 25.9 22.6
...
2021 06 02 16 28 39.5 +12 48 32 0.2434 1.2214 144.9 28.5 22.7
2021 06 03 16 28 54.7 +13 07 04 0.2435 1.2206 144.4 28.9 22.7
2021 06 04 16 29 10.2 +13 24 35 0.2436 1.2198 143.9 29.3 22.7
...
2021 06 10 16 30 56.8 +14 47 32 0.2459 1.2160 140.9 31.8 22.8
...
2021 06 18 16 34 23.2 +15 37 58 0.2522 1.2133 137.3 34.6 22.9
...
2021 07 03 16 45 53.4 +14 24 40 0.2716 1.2157 132.2 38.3 23.2
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-L35
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