MPEC 2021-F79 : 2021 FB2
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M.P.E.C. 2021-F79 Issued 2021 March 22, 19:45 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 FB2
Observations:
K21F02B* C2021 03 20.37928413 18 01.95 +08 22 31.8 21.37GVEF079G96
K21F02B C2021 03 20.38443813 18 06.47 +08 23 12.4 21.10GVEF079G96
K21F02B C2021 03 20.38960513 18 11.02 +08 23 53.3 21.01GVEF079G96
K21F02B C2021 03 20.39477313 18 15.55 +08 24 34.3 20.59GVEF079G96
K21F02B KC2021 03 20.44229213 18 57.52 +08 30 48.2 20.73GVEF079I52
K21F02B KC2021 03 20.44723113 19 01.90 +08 31 26.7 21.30GVEF079I52
K21F02B KC2021 03 20.45216413 19 06.30 +08 32 05.3 21.03GVEF079I52
K21F02B KC2021 03 20.45709713 19 10.71 +08 32 43.8 20.70GVEF079I52
K21F02B bC2021 03 20.97896413 27 58.57 +09 40 20.3 20.9 GVEF079L01
K21F02B bC2021 03 20.97978113 27 59.32 +09 40 26.9 20.7 GVEF079L01
K21F02B bC2021 03 20.98631013 28 05.20 +09 41 18.1 20.8 GVEF079L01
K21F02B bC2021 03 20.98903813 28 07.65 +09 41 39.9 21.0 GVEF079L01
K21F02B KC2021 03 22.29271813 49 32.20 +12 27 19.0 20.8 VuEF079H21
K21F02B KC2021 03 22.29417413 49 33.49 +12 27 29.8 21.0 VuEF079H21
K21F02B KC2021 03 22.30365613 49 48.45 +12 29 07.5 20.38GVEF079I52
K21F02B KC2021 03 22.30465913 49 42.76 +12 28 47.1 20.8 VuEF079H21
K21F02B KC2021 03 22.30854313 49 46.19 +12 29 15.6 21.0 VuEF079H21
K21F02B KC2021 03 22.30859513 49 52.84 +12 29 44.2 20.63GVEF079I52
K21F02B KC2021 03 22.31353113 49 57.30 +12 30 20.6 20.74GVEF079I52
K21F02B KC2021 03 22.31847213 50 01.62 +12 30 58.1 21.24GVEF079I52
Observer details:
G96 Mt. Lemmon Survey. Observer K. W. Wierzchos. 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.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0
astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer R. A. Kowalski.
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. Observers K. Korlevic, D. Pujagic, V. Dobos,
F. Hrzenjak. Measurers D. Pujagic, K. Korlevic. 1.0-m f/2.9 reflector +
CCD.
Orbital elements:
2021 FB2 Earth MOID = 0.0277 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Pike
M 291.59235 (2000.0) P Q
n 0.67703589 Peri. 12.53224 -0.98986881 +0.14179637
a 1.2844827 Node 175.59981 -0.13710916 -0.94121742
e 0.2045333 Incl. 5.47244 -0.03688935 -0.30659999
P 1.46 H 27.61 G 0.15 U 7
Residuals in seconds of arc
210320 G96 0.1- 0.2+ 210320 I52 0.1+ 0.1- 210322 I52 0.4- 0.7+
210320 G96 0.2- 0.0- 210320 L01 0.0+ 0.3- 210322 H21 0.1+ 0.5-
210320 G96 0.1+ 0.1- 210320 L01 0.2+ 0.1- 210322 H21 0.1+ 0.7-
210320 G96 0.1- 0.1+ 210320 L01 0.1+ 0.3- 210322 I52 0.3- 0.3+
210320 I52 0.2+ 0.1+ 210320 L01 0.0+ 0.0- 210322 I52 (1.1+ 0.3-)
210320 I52 0.0- 0.0- 210322 H21 0.1+ 0.3- 210322 I52 0.4+ 0.2+
210320 I52 0.0+ 0.0- 210322 H21 0.1+ 0.2-
Ephemeris:
2021 FB2 a,e,i = 1.28, 0.20, 5 q = 1.0218
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 02 20 09 32 18.7 -18 42 04 0.07979 1.0577 148.6 29.1 23.5
...
2021 03 07 10 34 52.3 -13 32 57 0.04481 1.0343 159.2 19.9 21.9
...
2021 03 15 11 56 19.7 -03 01 42 0.03230 1.0265 173.2 6.6 20.7
...
2021 03 21 13 28 14.3 +09 45 54 0.02933 1.0230 156.2 23.2 21.1
2021 03 22 13 44 41.0 +11 53 20 0.02953 1.0226 152.3 27.0 21.2
2021 03 23 14 00 58.9 +13 54 09 0.02993 1.0222 148.4 30.7 21.4
...
2021 03 29 15 27 28.4 +22 40 07 0.03567 1.0214 129.6 48.9 22.2
...
2021 04 06 16 40 36.0 +27 13 08 0.04851 1.0235 116.9 60.7 23.3
...
2021 04 21 17 36 47.4 +28 26 44 0.07649 1.0371 113.0 63.1 24.3
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-F79
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