MPEC 2021-W47 : COMET P/2005 T2 = P/2012 V5 = P/2020 OV62 (Christensen)
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M.P.E.C. 2021-W47 Issued 2021 November 24, 22:02 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
COMET P/2005 T2 = P/2012 V5 = P/2020 OV62 (Christensen)
A. Odasso reports identifying comet P/2005 T2 (Christensen) with an object
assigned the minor planet designation 2020 OV62. Isolated tracklets from the
2012 apparation of this comet have been identified by the MPC. S. Deen reports
locating additional detections from 2012 and 2013.
Observations:
PK12V050 ZC2012 08 03.35680 19 02 00.45 -14 04 51.4 20.5 TVEW047F51
PK12V050 ZC2012 08 08.34915 19 00 06.39 -13 56 43.4 21.8 TVEW047F51
PK12V050 ZC2012 08 08.35943 19 00 06.16 -13 56 42.4 VEW047F51
PK12V050 ZC2012 08 08.37033 19 00 05.94 -13 56 41.7 20.7 TVEW047F51
PK12V050 ZC2012 08 08.38047 19 00 05.71 -13 56 40.6 VEW047F51
PK12V050* c2012 11 05.20813420 15 41.653-11 31 43.33 21.6 wLEW047F51
PK12V050 c2012 11 05.20945220 15 41.799-11 31 43.20 21.8 wLEW047F51
PK12V050 c2012 11 05.21277420 15 42.119-11 31 42.14 21.7 wLEW047F51
PK12V050 c2012 11 05.21409920 15 42.268-11 31 41.86 21.5 wLEW047F51
PK12V050 c2012 11 05.21741120 15 42.585-11 31 40.83 21.4 wLEW047F51
PK12V050 c2012 11 05.21873320 15 42.723-11 31 40.48 21.7 wLEW047F51
PK12V050 c2012 11 05.22204020 15 43.049-11 31 39.94 21.5 wLEW047F51
PK12V050 c2012 11 05.22337520 15 43.187-11 31 39.53 21.4 wLEW047F51
PK12V050 OC2013 10 04.56396804 34 26.46 +26 21 57.7 23.4 TVEW047568
PK12V050 OC2013 10 04.56648004 34 26.44 +26 21 57.7 VEW047568
PK12V050 OC2013 10 04.56773404 34 26.44 +26 21 57.7 VEW047568
PK12V050 OC2013 10 04.56900004 34 26.44 +26 21 57.6 23.3 TVEW047568
PK20O62V* C2020 07 31.41991 01 06 23.23 +18 12 57.1 22.5 GVEW047G96
PK20O62V C2020 07 31.42509 01 06 23.36 +18 12 59.8 20.7 GVEW047G96
PK20O62V C2020 07 31.43026 01 06 23.59 +18 13 01.3 21.5 GVEW047G96
PK20O62V C2020 07 31.43546 01 06 23.73 +18 13 03.5 20.9 GVEW047G96
PK20O62V C2020 08 27.33157 01 13 16.04 +20 14 42.1 21.5 GVEW047G96
PK20O62V C2020 08 27.34717 01 13 15.87 +20 14 44.4 21.6 GVEW047G96
PK20O62V C2020 09 10.60765 01 09 21.993+20 20 44.50 21.3 iUEW047F51
PK20O62V C2020 09 10.61411 01 09 21.807+20 20 43.70 21.5 iUEW047F51
PK20O62V C2020 09 10.62055 01 09 21.651+20 20 43.43 21.3 iUEW047F51
PK20O62V C2020 09 10.62701 01 09 21.437+20 20 42.88 21.2 iUEW047F51
PK20O62V C2020 09 14.43398 01 07 32.415+20 14 33.45 21.3 wUEW047F52
PK20O62V C2020 09 14.44433 01 07 32.067+20 14 32.29 21.5 wUEW047F52
PK20O62V C2020 09 14.45471 01 07 31.741+20 14 30.68 21.4 wUEW047F52
PK20O62V C2020 09 14.46505 01 07 31.366+20 14 29.42 21.5 wUEW047F52
PK20O62V C2020 09 17.41450 01 05 55.249+20 07 25.66 21.4 wUEW047F51
PK20O62V C2020 09 17.44299 01 05 54.215+20 07 21.18 21.3 wUEW047F51
PK20O62V C2020 09 17.45726 01 05 53.687+20 07 19.00 21.3 wUEW047F51
PK20O62V C2020 09 19.38486 01 04 45.86 +20 01 36.3 20.6 GVEW047G96
PK20O62V C2020 09 19.39052 01 04 45.74 +20 01 35.7 20.9 GVEW047G96
PK20O62V C2020 09 19.39619 01 04 45.43 +20 01 34.5 21.4 GVEW047G96
PK20O62V C2020 09 19.40185 01 04 45.16 +20 01 33.3 21.2 GVEW047G96
PK20O62V C2020 09 27.19893300 59 42.45 +19 30 32.0 21.47GVEW047G96
PK20O62V C2020 09 27.20414300 59 42.24 +19 30 30.9 20.48GVEW047G96
PK20O62V C2020 09 27.20935800 59 42.04 +19 30 30.0 21.69GVEW047G96
PK20O62V C2020 09 27.21457000 59 41.81 +19 30 27.9 20.59GVEW047G96
PK20O62V C2020 10 07.34862500 52 32.46 +18 33 45.3 20.38GVEW047G96
PK20O62V C2020 10 07.35376600 52 32.26 +18 33 42.8 20.18GVEW047G96
PK20O62V C2020 10 07.35891700 52 32.04 +18 33 40.7 21.02GVEW047G96
PK20O62V C2020 10 07.36405300 52 31.83 +18 33 38.6 20.63GVEW047G96
PK20O62V C2020 10 14.20869400 47 48.50 +17 47 46.3 20.18GVEW047G96
PK20O62V C2020 10 14.21388900 47 48.31 +17 47 43.8 21.04GVEW047G96
PK20O62V C2020 10 14.21908900 47 48.06 +17 47 41.2 20.33GVEW047G96
PK20O62V C2020 10 14.22428800 47 47.84 +17 47 39.0 20.48GVEW047G96
PK20O62V C2020 10 23.18525300 42 19.80 +16 43 07.9 20.77GVEW047G96
PK20O62V C2020 10 23.19082800 42 19.61 +16 43 05.0 20.41GVEW047G96
PK20O62V C2020 10 23.19640200 42 19.40 +16 43 02.6 21.06GVEW047G96
PK20O62V C2020 10 23.20197800 42 19.21 +16 43 00.9 21.27GVEW047G96
PK20O62V C2020 11 14.16258 00 35 12.23 +14 17 24.0 22.4 GVEW047G96
PK20O62V C2020 11 14.16788 00 35 12.19 +14 17 22.4 VEW047G96
PK20O62V C2020 11 14.17312 00 35 12.14 +14 17 20.0 21.8 GVEW047G96
Observer details:
568 Mauna Kea. Observer . Measurer S. Deen.
F51 Pan-STARRS 1, Haleakala. Observers , N. Primak, A. Schultz, S. Watters,
T. Goggia. Measurers S. Deen, Pan-STARRS 1 Science Consortium. 1.8-m
Ritchey-Chretien + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, M.
Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L. Denneau, J.
Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo,
R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Dukes, T. Lowe, A.
Schultz, M. Willman. Measurers K. Chambers, S. Chastel, T. de Boer, L.
Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E. Magnier, Y.
Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observers T. A. Pruyne, D. Rankin, K. W. Wierzchos, G.
J. Leonard, D. C. Fuls. 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, B. Gray. 1.5-m reflector + 10K CCD.
Orbital elements:
P/2005 T2 (Christensen)
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5
T 2012 Oct. 5.48133 TT Rudenko
q 2.2096383 (2000.0) P Q
n 0.13201334 Peri. 58.69321 +0.74752783 +0.64865834
a 3.8199484 Node 260.45738 -0.64800362 +0.66487874
e 0.4215529 Incl. 8.33673 -0.14592276 +0.37037631
P 7.47
From 129 observations 2005 Oct. 7-2020 Nov. 14, mean residual 0".8.
P/2005 T2 (Christensen)
Epoch 2020 Apr. 21.0 TT = JDT 2458960.5
T 2020 Apr. 5.28177 TT Rudenko
q 2.2453222 (2000.0) P Q
n 0.13067923 Peri. 58.85159 +0.74597691 +0.65063838
a 3.8459031 Node 260.15551 -0.64952611 +0.66368394
e 0.4161782 Incl. 8.29144 -0.14708597 +0.36904379
P 7.54
From 129 observations 2005 Oct. 7-2020 Nov. 14, mean residual 0".8.
P/2005 T2 (Christensen)
Epoch 2027 Nov. 11.0 TT = JDT 2461720.5
T 2027 Oct. 24.80963 TT Rudenko
q 2.2585535 (2000.0) P Q
n 0.13012327 Peri. 58.87878 +0.74580058 +0.65089031
a 3.8568500 Node 260.11076 -0.64967756 +0.66356704
e 0.4144046 Incl. 8.27915 -0.14731111 +0.36880968
P 7.57
From 129 observations 2005 Oct. 7-2020 Nov. 14, mean residual 0".8.
P/2005 T2 (Christensen)
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5
T 2020 Apr. 5.37054 TT Rudenko
q 2.2471816 (2000.0) P Q
n 0.13064054 Peri. 58.93197 +0.74690584 +0.64958231
a 3.8466624 Node 260.15646 -0.64856722 +0.66461392
e 0.4158100 Incl. 8.28859 -0.14660225 +0.36923049
P 7.54
From 129 observations 2005 Oct. 7-2020 Nov. 14, mean residual 0".8.
Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2021 10 25 06 12 47.5 +23 20 44 3.4922 4.0626 118.6 12.4 23.3
...
2021 11 09 06 08 32.9 +23 04 55 3.3576 4.1135 134.5 9.9 23.3
...
2021 11 17 06 04 38.6 +22 56 07 3.3036 4.1403 143.5 8.2 23.3
...
2021 11 23 06 01 04.4 +22 49 13 3.2731 4.1602 150.4 6.7 23.3
2021 11 24 06 00 25.9 +22 48 02 3.2690 4.1635 151.5 6.5 23.3
2021 11 25 05 59 46.6 +22 46 51 3.2651 4.1668 152.7 6.2 23.3
...
2021 12 01 05 55 37.2 +22 39 29 3.2476 4.1865 159.7 4.7 23.3
...
2021 12 09 05 49 36.6 +22 29 05 3.2410 4.2126 169.2 2.5 23.3
...
2021 12 24 05 37 56.6 +22 08 13 3.2833 4.2607 172.7 1.7 23.4
M. P. C. Staff (C) Copyright 2021 MPC M.P.E.C. 2021-W47
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