MPEC 2021-T39 : 2021 TK
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M.P.E.C. 2021-T39 Issued 2021 October 3, 19:23 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 TK
Observations:
K21T00K KC2021 10 02.79132 22 54 08.62 +10 49 24.4 18.4 RoET039K88
K21T00K KC2021 10 02.79452 22 54 05.08 +10 51 46.9 18.1 RoET039K88
K21T00K KC2021 10 02.83284 22 53 22.39 +11 20 11.3 18.3 RoET039K88
K21T00K KC2021 10 02.83432 22 53 20.74 +11 21 17.5 17.9 RoET039K88
K21T00K KC2021 10 02.83678 22 53 17.94 +11 23 07.4 18.3 RoET039K88
K21T00K* C2021 10 03.18037222 47 23.33 +15 47 44.3 18.46GVET039703
K21T00K C2021 10 03.18563222 47 16.68 +15 51 53.7 18.34GVET039703
K21T00K C2021 10 03.19089122 47 10.01 +15 56 02.6 18.49GVET039703
K21T00K C2021 10 03.19615122 47 03.29 +16 00 13.9 VET039703
K21T00K KC2021 10 03.30239822 44 46.46 +17 24 17.0 18.20GVET039703
K21T00K KC2021 10 03.30328522 44 45.32 +17 24 58.3 18.48GVET039703
K21T00K KC2021 10 03.30417122 44 44.16 +17 25 41.3 18.71GVET039703
K21T00K KC2021 10 03.76434022 35 57.55 +23 41 00.4 18.4 GVET039L01
K21T00K KC2021 10 03.76520022 35 56.32 +23 41 43.9 18.6 GVET039L01
K21T00K IC2021 10 03.76605822 35 55.10 +23 42 27.5 18.5 GVET039L01
K21T00K KC2021 10 03.76691922 35 53.88 +23 43 11.1 18.5 GVET039L01
K21T00K KC2021 10 03.76777822 35 52.67 +23 43 54.7 18.6 GVET039L01
K21T00K KC2021 10 03.79217222 35 21.29 +24 03 26.5 18.4 GVET039J95
K21T00K KC2021 10 03.79332522 35 19.64 +24 04 24.9 18.1 GVET039J95
K21T00K KC2021 10 03.79460222 35 17.83 +24 05 29.6 18.2 GVET039J95
K21T00K KC2021 10 03.79602822 35 15.87 +24 06 42.3 18.2 GVET039J95
K21T00K KC2021 10 03.79721622 35 14.16 +24 07 42.6 18.4 GVET039J95
Observer details:
703 Catalina Sky 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. 0.68-m Schmidt + 10K
CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3 Schmidt-Cassegrain
+ CCD.
K88 GINOP-KHK, Piszkesteto. Observer K. Sarneczky. 0.60-m Schmidt + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
Orbital elements:
2021 TK Earth MOID = 0.0164 AU
Epoch 2021 July 5.0 TT = JDT 2459400.5 Veres
M 284.02212 (2000.0) P Q
n 0.60862498 Peri. 41.76930 +0.65296222 -0.75697102
a 1.3790167 Node 7.58760 +0.63445388 +0.52849886
e 0.3022063 Incl. 11.00382 +0.41365276 +0.38429655
P 1.62 H 26.00 G 0.15 U 8
Residuals in seconds of arc
211002 K88 0.2+ 0.3- 211003 703 1.0- 1.8+ 211003 L01 0.1+ 0.1-
211002 K88 0.1- 0.5+ 211003 703 0.1+ 0.0 211003 J95 0.3+ 0.2+
211002 K88 0.1+ 0.2- 211003 703 0.1+ 0.9- 211003 J95 0.0 0.0
211002 K88 0.3+ 0.1- 211003 703 0.1- 0.0 211003 J95 0.2- 0.2-
211002 K88 0.1- 0.1+ 211003 L01 0.1+ 0.2+ 211003 J95 0.3+ 0.0
211003 703 0.3- 0.6- 211003 L01 0.0 0.1+ 211003 J95 0.1- 0.1-
211003 703 0.3- 0.3- 211003 L01 0.1- 0.1+
211003 703 0.4- 0.4- 211003 L01 0.1- 0.0
Ephemeris:
2021 TK a,e,i = 1.38, 0.30, 11 q = 0.9623
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 09 03 00 21 08.1 -42 07 26 0.1533 1.1303 139.8 35.1 23.6
...
2021 09 18 00 11 41.5 -39 14 03 0.07955 1.0688 142.1 35.3 22.1
...
2021 09 26 23 51 07.6 -29 37 44 0.04311 1.0398 148.9 29.9 20.6
...
2021 10 02 23 05 42.6 +01 56 08 0.02083 1.0204 158.4 21.2 18.7
2021 10 03 22 50 28.9 +13 29 53 0.01876 1.0174 152.3 27.2 18.6
2021 10 04 22 30 28.4 +27 01 56 0.01772 1.0144 141.7 37.6 18.8
...
2021 10 10 17 07 07.7 +72 21 54 0.03147 0.9981 88.0 90.2 21.7
...
2021 10 18 13 54 48.0 +64 30 02 0.06500 0.9806 74.1 102.2 23.8
...
2021 11 02 13 11 27.5 +56 45 45 0.1293 0.9630 73.2 99.4 25.1
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-T39
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