MPEC 2023-F160 : 2020 FJ3
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M.P.E.C. 2023-F160 Issued 2023 March 27, 14:08 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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
2020 FJ3
Revision to MPEC 2020-F101
Additional Observations:
K20F03J mC2023 03 18.23348107 43 27.682+56 55 52.54 20.37GVEF160I52
K20F03J mC2023 03 18.23413707 43 27.890+56 55 42.56 20.99GVEF160I52
K20F03J mC2023 03 18.23479407 43 28.204+56 55 30.40 VEF160I52
K20F03J 0C2023 03 25.29428908 06 12.723+30 44 30.56 21.01GVEF160T12
Observer details:
I52 Steward Observatory, Mt. Lemmon Station. Observer G. J. Leonard.
Measurers E. J. Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R.
Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M.
Larson, G. J. Leonard, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly,
K. W. Wierzchos. 1.0-m prime focus + CCD.
T12 University of Hawaii 88-inch telescope, Maunakea. Observer D. J. Tholen.
2.24-m f/10.1 reflector + 2112 x 2112 pixels STA1600 10k CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
230318 I52 0.53+ 0.17+ 230325 T12 0.38+ 0.13+ E2020-G03 +0.06 days
Orbital elements:
2020 FJ3 Earth MOID = 0.0396 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 104.17001 (2000.0) P Q
n 1.30405893 Peri. 19.41398 +0.92268671 -0.38531780
a 0.8297321 Node 3.34089 +0.31633139 +0.73671508
e 0.2848371 Incl. 13.28809 +0.22041705 +0.55568073
P 0.76 H 23.93 G 0.15 U 0
Residuals in seconds of arc
200321 F51 0.1+ 0.1- 200322 F51 0.0 0.0 200324 568 0.0 0.0
200321 F51 0.0 0.2+ 200322 F51 0.3- 0.3- 200331 R57 0.2+ 0.0
200321 F51 (0.6- 0.0 ) 200322 F51 0.0 0.0 200331 R57 0.2- 0.0
200321 F51 (0.6- 0.6-) 200322 F51 0.0 0.1- 200331 R57 0.2- 0.3+
200322 I93 0.1+ 0.3+ 200323 L01 0.6- 0.8+ 200331 R57 0.5+ 0.4-
200322 I93 0.1+ 0.3- 200323 L01 0.4+ 0.2+ 230318 I52 0.5- 0.0
200322 I93 0.0 0.2+ 200324 X31 0.5+ 0.0 230318 I52 0.4- 0.9+
200322 H21 0.4- 0.3- 200324 X31 0.5+ 0.5+ 230318 I52 0.7+ 0.4-
200322 H21 0.1- 0.1+ 200324 X31 0.8- 1.2- 230325 T12 0.0 0.0
200322 H21 0.4- 0.3+ 200324 568 0.0 0.0
200322 H21 0.6+ 0.0 200324 568 0.0 0.0
Ephemeris:
2020 FJ3 a,e,i = 0.83, 0.28, 13 q = 0.5934
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 02 25 20 43 45.3 +48 59 44 0.1160 0.9425 62.9 110.8 23.3
...
2023 03 12 04 09 15.6 +83 53 41 0.06673 0.9975 91.6 84.6 21.0
...
2023 03 20 07 52 09.8 +49 14 29 0.06995 1.0205 108.9 67.4 20.6
...
2023 03 26 08 07 30.6 +28 47 35 0.08792 1.0347 112.9 62.6 21.0
2023 03 27 08 09 11.3 +26 13 17 0.09172 1.0368 112.9 62.4 21.0
2023 03 28 08 10 44.8 +23 51 10 0.09568 1.0388 112.9 62.3 21.1
...
2023 04 03 08 18 32.3 +13 00 53 0.1219 1.0495 111.1 62.7 21.7
...
2023 04 11 08 27 10.1 +04 14 38 0.1600 1.0597 107.0 64.7 22.4
...
2023 04 26 08 42 46.7 -04 39 18 0.2326 1.0660 98.6 68.9 23.3
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-F160
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