MPEC 2021-G67 : 2021 FX3
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M.P.E.C. 2021-G67 Issued 2021 April 6, 11:00 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 FX3
Observations:
K21F03X* C2021 03 22.29383412 21 59.74 -01 22 36.1 21.42GVEG067G96
K21F03X C2021 03 22.29951512 21 59.73 -01 22 24.4 20.94GVEG067G96
K21F03X C2021 03 22.30516812 21 59.73 -01 22 13.9 20.93GVEG067G96
K21F03X C2021 04 04.63074 12 25 16.54 +08 09 15.0 19.5 RqEG067D29
K21F03X C2021 04 04.64489 12 25 16.72 +08 10 01.3 20.4 RqEG067D29
K21F03X C2021 04 04.65903 12 25 16.83 +08 10 47.0 19.8 RqEG067D29
K21F03X KC2021 04 05.39474 12 25 32.87 +08 51 00.0 20.7 RoEG067691
K21F03X KC2021 04 05.41748 12 25 33.19 +08 52 15.2 20.8 RoEG067691
K21F03X KC2021 04 05.44023 12 25 33.55 +08 53 30.0 21.1 RoEG067691
K21F03X C2021 04 06.18755 12 25 55.23 +09 35 22.4 20.3 GVEG067I52
K21F03X C2021 04 06.18985 12 25 55.28 +09 35 30.6 20.7 GVEG067I52
K21F03X C2021 04 06.19215 12 25 55.28 +09 35 38.7 20.2 GVEG067I52
K21F03X KC2021 04 06.23194212 25 55.08 +09 37 50.2 uEG067H21
K21F03X KC2021 04 06.23813512 25 55.15 +09 38 11.6 20.7 VuEG067H21
Observer details:
691 Steward Observatory, Kitt Peak-Spacewatch. Observer A. F. Tubbiolo.
0.9-m f/3 reflector + CCD.
D29 Purple Mountain Observatory, XuYi Station. Observers H. B. Zhao, B. Li,
G. Zhaori, R. Q. Hong, L. F. Hu. Measurers H. B. Zhao, B. Li, H. Lu, G.
Zhaori, Z. J. Xu. 1.04-m f/1.8 Schmidt + CCD.
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. 0.81-m f/4.0
astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer H. Groeller. 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.
Orbital elements:
2021 FX3 Earth MOID = 0.1386 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 302.17962 (2000.0) P Q
n 0.34343509 Peri. 71.83306 -0.29058766 +0.95684029
a 2.0194802 Node 181.29344 -0.93050201 -0.28354194
e 0.4903203 Incl. 10.03370 -0.22299063 -0.06372302
P 2.87 H 22.6 G 0.15 U 8
Residuals in seconds of arc
210322 G96 0.2+ 0.2- 210404 D29 0.2- 0.1- 210406 I52 0.0 0.0
210322 G96 0.0 0.4+ 210405 691 0.0 0.3+ 210406 I52 0.5- 0.3+
210322 G96 0.2- 0.1- 210405 691 0.1- 0.5+ 210406 H21 0.6+ 0.4-
210404 D29 0.4- 0.4- 210405 691 0.0 0.2+ 210406 H21 0.3+ 0.1-
210404 D29 0.3+ 0.0 210406 I52 0.2- 0.3-
Ephemeris:
2021 FX3 a,e,i = 2.02, 0.49, 10 q = 1.0293
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 03 07 12 18 20.8 -07 11 28 0.4482 1.4193 158.8 14.7 22.4
...
2021 03 22 12 21 56.2 -01 31 51 0.3248 1.3204 175.6 3.3 21.1
...
2021 03 30 12 23 33.8 +03 32 43 0.2733 1.2700 172.4 6.0 20.8
...
2021 04 05 12 25 24.8 +08 29 31 0.2412 1.2337 163.7 13.2 20.7
2021 04 06 12 25 49.2 +09 25 00 0.2364 1.2278 162.2 14.5 20.7
2021 04 07 12 26 15.8 +10 22 12 0.2318 1.2220 160.6 15.8 20.7
...
2021 04 13 12 29 57.1 +16 40 42 0.2072 1.1881 151.0 24.2 20.7
...
2021 04 21 12 39 02.9 +26 28 37 0.1827 1.1463 137.6 36.3 20.7
...
2021 05 06 13 21 19.7 +46 55 47 0.1592 1.0820 113.4 58.8 20.9
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-G67
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