MPEC 2021-T172 : 2021 TM6
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M.P.E.C. 2021-T172 Issued 2021 October 8, 20:34 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 TM6
Observations:
K21T06M C2021 09 29.38462200 54 23.585-32 01 21.96 21.57GVET172F51
K21T06M C2021 09 29.40140700 54 27.244-32 00 04.95 21.73GVET172F51
K21T06M C2021 09 30.38367700 58 19.485-30 46 02.83 21.66wUET172F52
K21T06M C2021 09 30.39441000 58 21.521-30 45 16.99 22.22wUET172F52
K21T06M C2021 09 30.40526000 58 23.677-30 44 29.64 21.60wUET172F52
K21T06M* C2021 10 02.41160901 05 07.908-28 24 44.49 21.50wUET172F51
K21T06M C2021 10 02.42136001 05 09.423-28 24 06.46 21.57wUET172F51
K21T06M C2021 10 02.43103201 05 10.906-28 23 28.80 21.66wUET172F51
K21T06M C2021 10 02.51881501 05 24.374-28 17 39.29 21.95GVET172F51
K21T06M C2021 10 02.51945801 05 24.479-28 17 36.57 22.21GVET172F51
K21T06M |C2021 10 03.26663 01 07 34.55 -27 28 37.0 21.7 GVET172807
K21T06M |C2021 10 03.27032 01 07 35.08 -27 28 22.7 21.6 GVET172807
K21T06M |C2021 10 03.27402 01 07 35.62 -27 28 08.5 21.7 GVET172807
K21T06M C2021 10 06.43880201 15 13.106-24 23 23.69 22.24GVET172F51
K21T06M C2021 10 06.45031101 15 14.258-24 22 46.25 22.63GVET172F51
K21T06M C2021 10 06.46175801 15 15.431-24 22 08.59 22.79GVET172F51
K21T06M C2021 10 06.47314401 15 16.544-24 21 31.98 21.98GVET172F51
K21T06M ^C2021 10 08.34981801 18 52.501-22 43 57.23 22.34GVET172568
K21T06M ^C2021 10 08.35079601 18 52.574-22 43 54.40 22.21GVET172568
K21T06M ^C2021 10 08.35177401 18 52.670-22 43 51.56 22.18GVET172568
K21T06M ^C2021 10 08.35275201 18 52.745-22 43 48.82 22.41GVET172568
Observer details:
568 Mauna Kea. Observers R. Wainscoat, C. Crowder, T. Burdullis. Measurers
R. Weryk, R. Wainscoat. 3.6-m Canada-France-Hawaii Telescope + CCD.
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 1.00-m f/10.0 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, I. Smith. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk, K. Chambers, T. de Boer, J. Fairlamb, H. Gao, C.-C.
Lin, E. Magnier. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, I.
Smith. Measurers K. Chambers, S. Chastel, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
Orbital elements:
2021 TM6 Earth MOID = 0.0153 AU
Epoch 2021 July 5.0 TT = JDT 2459400.5 Bell
M 345.22201 (2000.0) P Q
n 0.28086081 Peri. 193.14950 +0.84249588 +0.53542026
a 2.3092731 Node 134.31489 -0.48643684 +0.80348218
e 0.5568659 Incl. 4.76033 -0.23147330 +0.26027205
P 3.51 H 24.82 G 0.15 U 8
Residuals in seconds of arc
210929 F51 0.3- 0.3- 211002 F51 0.2- 0.5- 211006 F51 0.1- 0.2+
210929 F51 0.4- 0.1+ 211002 F51 0.5- 0.6- 211006 F51 0.2+ 0.4+
210930 F52 0.5+ 0.4+ 211002 F51 0.4- 0.4- 211006 F51 0.2- 0.2-
210930 F52 0.2- 0.2- 211003 807 0.0 0.3- 211008 568 0.1+ 0.1+
210930 F52 0.4+ 0.1+ 211003 807 0.0 0.2- 211008 568 0.1- 0.0
211002 F51 0.2- 0.3+ 211003 807 0.1+ 0.3- 211008 568 0.1+ 0.0
211002 F51 0.1- 0.0 211006 F51 0.1- 0.2+ 211008 568 0.0 0.1-
Ephemeris:
2021 TM6 a,e,i = 2.31, 0.56, 5 q = 1.0233
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 09 08 18 49 04.9 -54 51 39 0.07598 1.0353 109.4 66.6 21.6
...
2021 09 23 00 15 12.2 -41 42 43 0.09968 1.0798 138.2 38.3 21.5
...
2021 10 01 01 00 30.9 -30 00 47 0.1342 1.1151 146.0 30.1 22.0
...
2021 10 07 01 16 20.7 -23 52 44 0.1655 1.1459 150.1 25.8 22.4
2021 10 08 01 18 13.4 -23 01 01 0.1711 1.1514 150.6 25.2 22.5
2021 10 09 01 19 56.7 -22 11 34 0.1768 1.1569 151.1 24.6 22.5
...
2021 10 15 01 27 48.7 -17 53 57 0.2131 1.1919 153.6 21.8 22.9
...
2021 10 23 01 34 19.9 -13 25 32 0.2672 1.2423 155.0 19.8 23.4
...
2021 11 07 01 42 21.5 -07 11 12 0.3887 1.3456 151.5 20.6 24.4
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-T172
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