MPEC 2021-K23 : 2021 KF
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.A form allowing access to any MPEC is at the bottom of this page.
Read MPEC 2021-K22
Read MPEC 2021-K24
M.P.E.C. 2021-K23 Issued 2021 May 18, 02:35 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 KF
Observations:
K21K00F C2021 04 06.55165414 51 55.583-05 38 53.11 22.15GVEK023F51
K21K00F C2021 04 06.56423114 51 56.778-05 38 35.56 22.39GVEK023F51
K21K00F C2021 04 06.58928614 51 59.231-05 37 59.84 22.32GVEK023F51
K21K00F C2021 05 12.54191016 23 55.262+19 28 08.01 20.90GVEK023F51
K21K00F C2021 05 12.55482816 23 58.044+19 28 50.68 20.96GVEK023F51
K21K00F* C2021 05 17.54919216 44 52.947+24 04 01.63 21.29wUEK023F51
K21K00F C2021 05 17.56153216 44 55.986+24 04 40.74 21.13wUEK023F51
K21K00F C2021 05 17.57385516 44 59.034+24 05 19.56 21.18wUEK023F51
K21K00F C2021 05 17.58619916 45 02.153+24 05 58.79 21.12wUEK023F51
K21K00F KC2021 05 17.89138316 46 28.52 +24 22 03.7 20.9 GVEK023587
K21K00F KC2021 05 17.89381416 46 29.14 +24 22 11.9 21.3 GVEK023587
K21K00F KC2021 05 17.92349116 46 36.78 +24 23 50.1 21.2 GVEK023L01
K21K00F KC2021 05 17.92583016 46 37.37 +24 23 57.7 21.4 GVEK023L01
K21K00F IC2021 05 17.92855816 46 38.03 +24 24 06.8 21.3 GVEK023L01
K21K00F IC2021 05 17.93223116 46 38.95 +24 24 17.8 21.4 GVEK023L01
K21K00F KC2021 05 17.93790516 46 40.43 +24 24 37.5 21.2 GVEK023L01
K21K00F KC2021 05 18.03967516 47 06.36 +24 30 06.2 21.0 GVEK023L01
K21K00F pC2021 05 18.04201516 47 06.94 +24 30 14.1 21.2 GVEK023L01
K21K00F KC2021 05 18.04281716 47 07.84 +24 30 12.2 21.2 GVEK023J95
K21K00F KC2021 05 18.04669516 47 08.09 +24 30 29.2 21.1 GVEK023L01
K21K00F KC2021 05 18.05312216 47 10.52 +24 30 44.9 21.3 GVEK023J95
K21K00F KC2021 05 18.06108416 47 12.54 +24 31 11.5 21.1 GVEK023J95
K21K00F KC2021 05 18.07132616 47 15.16 +24 31 44.3 20.9 GVEK023J95
Observer details:
587 Sormano. Observers E. Colzani, L. Iachelini. Measurer P. Sicoli. 0.5-m
f/6.8 reflector + 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.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2021 KF Earth MOID = 0.1515 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 295.87425 (2000.0) P Q
n 0.35428423 Peri. 85.98990 -0.04126315 +0.99914137
a 1.9780389 Node 181.65898 -0.96015703 -0.04068383
e 0.4505466 Incl. 7.39178 -0.27639796 -0.00783239
P 2.78 H 23.34 G 0.15 U 8
Residuals in seconds of arc
210406 F51 0.1- 0.0 210517 F51 0.0 0.2- 210518 L01 0.7+ 0.8-
210406 F51 0.2- 0.2- 210517 587 0.8- 0.0 210518 L01 0.5+ 0.4-
210406 F51 0.4+ 0.2+ 210517 587 (1.0- 0.2+) 210518 J95 0.4+ 0.0
210512 F51 0.0 0.0 210517 L01 1.1+ 0.4- 210518 L01 0.1- 0.3-
210512 F51 0.1- 0.1+ 210517 L01 1.0+ 0.4- 210518 J95 (0.8+ 0.7-)
210517 F51 0.3+ 0.2+ 210517 L01 0.5+ 0.3- 210518 J95 0.6+ 0.4+
210517 F51 0.1- 0.0 210517 L01 0.2+ 1.3- 210518 J95 0.5+ 0.2+
210517 F51 0.4- 0.3- 210517 L01 0.6+ 0.1-
Ephemeris:
2021 KF a,e,i = 1.98, 0.45, 7 q = 1.0868
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 18 15 13 41.6 -00 03 34 0.2741 1.2581 155.2 19.6 22.0
...
2021 05 03 15 51 09.5 +10 51 35 0.2054 1.1876 148.3 26.5 21.5
...
2021 05 11 16 18 02.3 +18 02 24 0.1816 1.1560 140.6 33.7 21.4
...
2021 05 17 16 42 28.0 +23 34 12 0.1693 1.1356 134.1 39.7 21.3
2021 05 18 16 46 55.9 +24 28 15 0.1677 1.1325 133.0 40.8 21.3
2021 05 19 16 51 30.7 +25 21 38 0.1662 1.1295 131.9 41.8 21.3
...
2021 05 25 17 21 23.2 +30 20 53 0.1595 1.1135 125.7 47.6 21.4
...
2021 06 02 18 06 36.1 +35 34 10 0.1561 1.0977 118.7 54.1 21.5
...
2021 06 17 19 34 49.3 +39 19 19 0.1617 1.0868 111.9 60.1 21.7
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-K23
Read MPEC 2021-K22
Read MPEC 2021-K24
Enter an MPEC number in one of the following forms:
- 1997-B01 (the full form)
- J97B01 (the packed version of the full form)
- B01 (the abbreviated form)