[Iaude] MPEC E181: 2021 FU1 [a=1.32,e=0.50,i=28.6,H=21.80]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Thu Mar 14 10:11:49 EDT 2024
M.P.E.C. 2024-E181 Issued 2024 March 14, 14:10 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2021 FU1
Revision to MPEC 2021-F73
Additional Observations:
K21F01U 1C2024 02 16.43966 14 11 00.36 +46 25 47.5 21.3 GVEE181G96
K21F01U 1C2024 02 16.44489 14 10 57.18 +46 25 45.6 21.3 GVEE181G96
K21F01U 1C2024 02 16.45011 14 10 53.91 +46 25 44.3 21.7 GVEE181G96
K21F01U 1C2024 03 13.24146210 44 18.488+28 34 12.83 20.80GVEE181G96
K21F01U 1C2024 03 13.24660810 44 17.218+28 33 55.62 21.00GVEE181G96
K21F01U 1C2024 03 13.25176010 44 15.824+28 33 40.10 21.01GVEE181G96
K21F01U 1C2024 03 13.25690610 44 14.492+28 33 24.62 20.52GVEE181G96
Observer details:
G96 Mt. Lemmon Survey. Observers V. F. Carvajal, J. K. Hogan. Measurers B.
Gray, D. Rankin, F. C. Shelly, T. Beuden, V. F. Carvajal, 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, R. L. Seaman, K. W.
Wierzchos. 1.5-m reflector + 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
240216 G96 1.50+ 7.52+ 240313 G96 3.35+ 4.22+ MPO624188 -2.89 days
Orbital elements:
2021 FU1 Earth MOID = 0.2510 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 77.23639 (2000.0) P Q
n 0.65226439 Peri. 44.22079 +0.74566478 -0.66591163
a 1.3168014 Node 357.20438 +0.39608786 +0.47117325
e 0.5041923 Incl. 28.61823 +0.53581569 +0.57840943
P 1.51 H 21.80 G 0.15 U 1
Residuals in seconds of arc
210319 G96 0.0 0.1- 210320 G96 0.1+ 0.3- 210402 807 0.0 0.3-
210319 G96 0.1+ 0.0 210320 G96 0.4- 0.4+ 240216 G96 0.1- 0.1+
210319 G96 0.5+ 0.6- 210320 G96 0.3+ 0.2+ 240216 G96 0.4+ 0.4-
210319 I52 0.1+ 0.2+ 210321 H21 0.2+ 0.6+ 240216 G96 0.1- 0.2-
210319 I52 0.5+ 0.2+ 210321 H21 0.2+ 0.4+ 240313 G96 0.7- 0.4+
210319 I52 0.7- 0.4+ 210322 G96 0.0 0.6+ 240313 G96 0.1+ 0.7-
210319 I52 0.0 0.5+ 210322 G96 0.7- 0.6- 240313 G96 0.6- 0.1-
210320 H21 0.2- 0.1- 210322 G96 0.1- 0.4+ 240313 G96 0.5- 0.5+
210320 H21 0.3- 0.0 210402 807 0.0 0.5-
210320 H21 0.6- 0.1+ 210402 807 0.1+ 0.4-
Ephemeris:
2021 FU1 a,e,i = 1.32, 0.50, 29 q = 0.6529
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 02 13 14 44 29.7 +46 23 41 0.3225 1.1383 109.9 54.6 21.6
...
2024 02 28 12 16 06.9 +41 15 42 0.3265 1.2606 140.9 29.7 21.2
...
2024 03 07 11 16 10.5 +34 14 26 0.3636 1.3222 151.0 21.3 21.3
...
2024 03 13 10 45 19.6 +28 46 55 0.4073 1.3666 151.8 20.1 21.5
2024 03 14 10 41 12.2 +27 54 58 0.4158 1.3738 151.4 20.3 21.6
2024 03 15 10 37 20.2 +27 04 04 0.4246 1.3810 150.9 20.5 21.7
...
2024 03 21 10 18 52.1 +22 23 40 0.4831 1.4233 146.2 22.9 22.1
...
2024 03 29 10 03 57.0 +17 17 51 0.5741 1.4770 138.2 26.8 22.6
...
2024 04 13 09 54 14.2 +10 28 44 0.7725 1.5700 123.8 32.0 23.6
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-E181
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