[Iaude] MPEC M13: 2021 TG4 [a=2.20,e=0.58,i=7.8,H=20.06]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sat Jun 18 10:10:08 EDT 2022
M.P.E.C. 2022-M13 Issued 2022 June 18, 14:08 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2021 TG4
Revision to MPEC 2021-T150
Additional Observations:
K21T04G KC2011 02 04.43949910 59 42.108+22 29 31.38 22.23GVEM013F51
K21T04G KC2011 02 10.56335210 53 59.719+23 42 13.79 21.84GVEM013F51
K21T04G C2011 02 14.40355910 49 30.529+24 29 58.63 21.61GVEM013F51
K21T04G C2011 02 14.41718210 49 29.445+24 30 09.41 21.11GVEM013F51
K21T04G KC2011 05 15.26747209 32 08.346+21 33 03.82 21.59GVEM013F51
K21T04G C2011 05 29.26099 09 50 39.217+17 00 58.12 21.5 wLEM013F51
K21T04G C2011 05 29.26573 09 50 39.621+17 00 52.11 21.9 wLEM013F51
K21T04G C2011 05 29.27050 09 50 40.058+17 00 45.69 21.9 wLEM013F51
K21T04G C2011 05 29.27532 09 50 40.464+17 00 39.20 21.8 wLEM013F51
K21T04G C2011 10 17.29232721 59 39.649-24 59 31.56 21.28GVEM013F51
K21T04G C2011 10 17.31292221 59 41.918-24 59 00.17 21.18GVEM013F51
Observer details:
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, I. Smith, N. Primak, S. Watters, J. Thiel, T. Goggia. Measurers
S. Chastel, M. Huber, Y. Ramanjooloo, R. Wainscoat, R. Weryk, P.-S. 1. S.
Consortium. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
110204 F51 0.03+ 0.01+ 111017 F51 0.04+ 0.02+ E2021-VA5 -0.00 days
Orbital elements:
2021 TG4 PHA, Earth MOID = 0.0101 AU
Epoch 2022 Aug. 9.0 TT = JDT 2459800.5 Veres
M 139.34096 (2000.0) P Q
n 0.30178925 Peri. 216.53786 -0.11748208 +0.98813908
a 2.2012374 Node 46.94618 -0.87607552 -0.05623364
e 0.5842629 Incl. 7.77787 -0.46764264 -0.14289483
P 3.27 H 20.06 G 0.15 U 2
Residuals in seconds of arc
110204 F51 0.1+ 0.0 210901 F52 0.1+ 0.1- 211003 F51 0.1+ 0.0
110210 F51 0.1- 0.1+ 210901 F52 0.1+ 0.3+ 211003 F51 0.0 0.2-
110214 F51 0.1- 0.1- 210928 F52 0.0 0.0 211006 F51 0.0 0.1-
110214 F51 0.1- 0.3+ 210928 F52 0.1- 0.0 211006 F51 0.2+ 0.2+
110515 F51 0.2+ 0.2- 210928 F52 0.1+ 0.1+ 211006 F51 0.3+ 0.3+
110529 F51 0.2+ 0.3- 210928 F52 0.1+ 0.1+ 211007 F51 0.2- 0.2-
110529 F51 0.0 0.0 211002 F52 0.0 0.2- 211007 F51 0.1- 0.8+
110529 F51 0.2+ 0.1- 211002 F52 0.1+ 0.1- 211025 291 0.3- 0.1-
110529 F51 0.0 0.2- 211002 F52 0.0 0.1- 211025 291 0.4- 0.0
111017 F51 0.2+ 0.2+ 211002 F51 0.0 0.0 211025 291 0.2+ 0.3-
111017 F51 0.2- 0.0 211002 F51 0.0 0.2- 211105 291 0.2- 0.0
210901 F52 0.0 0.1- 211003 F51 0.0 0.1- 211105 291 0.1+ 0.2-
Ephemeris:
2021 TG4 a,e,i = 2.20, 0.58, 8 q = 0.9151
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2022 05 19 03 49 55.0 +21 31 21 4.1564 3.1463 2.7 0.9 25.8
...
2022 06 03 04 10 06.4 +22 39 34 4.1955 3.1927 7.5 2.4 26.0
...
2022 06 11 04 20 44.7 +23 11 58 4.1992 3.2160 12.6 3.9 26.1
...
2022 06 17 04 28 38.0 +23 34 29 4.1942 3.2328 16.5 5.1 26.1
2022 06 18 04 29 56.4 +23 38 05 4.1928 3.2355 17.1 5.3 26.2
2022 06 19 04 31 14.6 +23 41 39 4.1911 3.2383 17.8 5.5 26.2
...
2022 06 25 04 39 00.3 +24 02 10 4.1773 3.2543 21.7 6.6 26.2
...
2022 07 03 04 49 10.1 +24 27 17 4.1488 3.2749 26.9 8.1 26.3
...
2022 07 18 05 07 28.5 +25 07 55 4.0653 3.3108 37.0 10.6 26.4
A. U. Tomatic (C) Copyright 2022 MPC M.P.E.C. 2022-M13
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