[Iaude] MPEC U53: COMET P/2023 T1 (PANSTARRS)
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Tue Oct 17 19:33:02 EDT 2023
M.P.E.C. 2023-U53 Issued 2023 October 17, 23:29 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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
COMET P/2023 T1 (PANSTARRS)
R. Weryk reports the discovery of a comet in four 45-second w-band survey
images taken on Oct. 9 UT by Pan-STARRS 2 (F52), noting a very condensed 0".8
coma. Prediscovery positions were reported back to July 2023. Additional
reports of cometary features are as follows:
OC Date Reporter Coma Tail PA Exposures
U94 2023-10-11 H. Sato 8" 10x120s
204 2023-10-11 A. Aletti 6"
W62 2023-10-12 J. Maikner 10" 20" 270 120x60s
T14 2023-10-13 R. Weryk 0".5 2" 260 4x60s
F51 2023-10-15 R. Weryk 0".5 3" 250 4x45s
Observations:
PK23T010 C2023 07 16.59081302 35 35.705+19 46 25.49 22.15GVEU053F52
PK23T010 C2023 07 16.59587802 35 36.010+19 46 27.00 21.94GVEU053F52
PK23T010 C2023 07 16.60094102 35 36.330+19 46 28.37 23.06GVEU053F52
PK23T010 C2023 07 16.60599802 35 36.641+19 46 30.05 22.25GVEU053F52
PK23T010 C2023 09 15.39709 03 18 12.83 +22 50 31.6 20.9 GVEU053G96
PK23T010 C2023 09 15.40223 03 18 12.89 +22 50 32.0 20.7 GVEU053G96
PK23T010 C2023 09 15.40738 03 18 12.97 +22 50 32.2 20.8 GVEU053G96
PK23T010 C2023 09 15.41253 03 18 13.00 +22 50 32.2 20.6 GVEU053G96
PK23T010 C2023 09 25.38023 03 19 18.21 +22 52 38.7 VEU053G96
PK23T010 C2023 09 25.38537 03 19 18.19 +22 52 39.0 VEU053G96
PK23T010 C2023 09 25.39051 03 19 18.18 +22 52 39.0 VEU053G96
PK23T010 C2023 09 25.39562 03 19 18.23 +22 52 38.5 VEU053G96
PK23T010* C2023 10 09.45275103 17 11.329+22 38 04.74 20.43wXEU053F52
PK23T010 C2023 10 09.46493903 17 11.085+22 38 03.60 21.02wXEU053F52
PK23T010 C2023 10 09.47714903 17 10.855+22 38 02.30 20.82wXEU053F52
PK23T010 C2023 10 09.48956803 17 10.610+22 38 00.92 20.83wXEU053F52
PK23T010 C2023 10 10.25353903 16 56.39 +22 36 38.1 WEU053X09
PK23T010 C2023 10 10.26401203 16 56.17 +22 36 37.6 21.2 VWEU053X09
PK23T010 C2023 10 10.27448103 16 55.95 +22 36 36.0 20.9 VWEU053X09
PK23T010 C2023 10 10.47297603 16 52.222+22 36 10.39 20.60GVEU053F52
PK23T010 C2023 10 10.47378603 16 52.198+22 36 10.08 20.43GVEU053F52
PK23T010 KC2023 10 10.87400 03 16 44.49 +22 35 21.1 20.8 RqEU053C10
PK23T010 KC2023 10 10.89192 03 16 44.07 +22 35 18.4 20.8 RqEU053C10
PK23T010 KC2023 10 10.90984 03 16 43.70 +22 35 14.8 20.8 RqEU053C10
PK23T010 KC2023 10 11.10251 03 16 39.67 +22 34 54.3 20.7 GVEU053204
PK23T010 KC2023 10 11.14533 03 16 38.74 +22 34 49.1 VEU053204
PK23T010 0C2023 10 11.36277 03 16 34.45 +22 34 22.7 VEU053U94
PK23T010 0C2023 10 11.37036 03 16 34.26 +22 34 22.1 20.3 GVEU053U94
PK23T010 KC2023 10 12.07204303 16 19.89 +22 32 53.7 20.0 GXEU053W62
PK23T010 KC2023 10 12.10039503 16 19.29 +22 32 50.4 20.0 GXEU053W62
PK23T010 KC2023 10 12.12875603 16 18.67 +22 32 46.7 19.8 GXEU053W62
PK23T010 KB2023 10 12.20335103 16 16.737+22 32 37.32 20.3 VZEU053Y89
PK23T010 KB2023 10 12.21550903 16 16.443+22 32 37.92 20.5 VZEU053Y89
PK23T010 KB2023 10 12.22766803 16 16.125+22 32 34.30 20.4 VZEU053Y89
PK23T010 3C2023 10 13.48761703 15 48.376+22 29 49.77 21.61GVEU053T14
PK23T010 3C2023 10 13.48882603 15 48.346+22 29 49.62 21.40GVEU053T14
PK23T010 3C2023 10 13.49003503 15 48.319+22 29 49.45 21.62GVEU053T14
PK23T010 3C2023 10 13.49124503 15 48.289+22 29 49.29 21.55GVEU053T14
PK23T010 KC2023 10 14.01021 03 15 36.14 +22 28 35.2 20.2 VqEU053A77
PK23T010 KC2023 10 14.02699 03 15 35.85 +22 28 34.0 20.5 VqEU053A77
PK23T010 KC2023 10 14.04377 03 15 35.45 +22 28 31.0 19.9 VqEU053A77
PK23T010 C2023 10 15.40893603 15 02.218+22 25 14.52 20.86wXEU053F51
PK23T010 C2023 10 15.42236203 15 01.865+22 25 12.62 20.97wXEU053F51
PK23T010 C2023 10 15.43567403 15 01.510+22 25 10.69 20.73wXEU053F51
PK23T010 C2023 10 15.44974403 15 01.134+22 25 08.63 20.94wXEU053F51
PK23T010 KB2023 10 15.84880 03 14 51.070+22 24 05.83 19.9 GXEU053L38
PK23T010 KB2023 10 15.87818 03 14 50.246+22 24 01.33 19.8 GXEU053L38
PK23T010 KC2023 10 17.83398 03 13 57.97 +22 18 49.9 20.9 GVEU053G00
PK23T010 KC2023 10 17.84352 03 13 57.58 +22 18 48.3 20.3 GVEU053G00
PK23T010 KC2023 10 17.84969 03 13 57.40 +22 18 46.4 19.9 GVEU053G00
Observer details:
204 Schiaparelli Observatory. Observers L. Buzzi, G. Galli. Measurers A.
Aletti, L. Buzzi, G. Galli. 0.84-m f/3.5 reflector + CCD.
A77 Observatoire Chante-Perdrix, Dauban. Observer F. Kugel. 0.4-m f/2.8
reflector+CCD.
C10 Maisoncelles. Observer J.-F. Soulier. 0.30-m f/3.8 Newtonian reflector +
CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, 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.
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, P. Minguez, A.
Schultz, I. Smith, K. Chambers, T. Dukes. Measurers K. Chambers, T. de
Boer, J. Fairlamb, H. Gao, M. Huber, C.-C. Lin, E. Magnier, Y.
Ramanjooloo, R. Wainscoat, R. Weryk, J. Bulger, T. Lowe, P. Minguez, A.
Schultz, I. Smith, S. Chastel. 1.8-m Ritchey-Chretien + CCD.
G00 AZM Martinsberg, Oed. Observers M. Jaeger, E. Prosperi, S. Prosperi.
Measurer M. Jaeger. 0.3-m f/4.0 reflector + CCD.
G96 Mt. Lemmon Survey. Observers J. K. Hogan, R. A. Kowalski. Measurers B.
Gray, D. Rankin, F. C. Shelly. 1.5-m reflector + 10K CCD.
L38 Gartensternwarte Schafsweide, Sehlde. Observer A. Opitz. 0.35-m f/5.2
Newton + CMO.
T14 Canada-France-Hawaii Telescope, Maunakea. Observers R. Wainscoat, L.
Wells, T. Burdullis. Measurers R. Weryk, R. Wainscoat. 3.6-m Canada-
France-Hawaii Telescope + CCD.
U94 iTelescope Observatory, Beryl Junction. Observer H. Sato. 0.51-m f/6.8
astrograph + CCD + f/4.5 focal reducer.
W62 Comet Hunter Observatory2, New Ringgold. Observer J. Maikner. 0.30-m
f/3.8 Riccardi-Honders + CCD.
X09 Deep Random Survey, Rio Hurtado. Observers A. Schnabel, D. Ruhela.
Measurer S. Deen. 0.43-m reflector + CMOS.
Y89 Proxima Centauri Observatory, Valdin. Observer R. Hahn. 0.36-m f/2.0
reflector + CMO.
Orbital elements:
P/2023 T1 (PANSTARRS)
Epoch 2023 Sept. 13.0 TT = JDT 2460200.5
T 2024 May 22.92260 TT Rudenko
q 2.8164993 (2000.0) P Q
n 0.11292935 Peri. 202.87164 -0.04072750 -0.99334086
a 4.2390138 Node 249.60109 +0.93358038 +0.00060431
e 0.3355768 Incl. 6.60275 +0.35604627 -0.11521102
P 8.73
>From 50 observations 2023 July 16-Oct. 17, mean residual 0".2.
Ephemeris:
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 m2
2023 09 17 03 18 31.8 +22 51 32 2.5318 3.1595 120.2 16.0 21.0
...
2023 10 02 03 18 50.5 +22 48 29 2.3364 3.1234 134.8 13.2 20.8
...
2023 10 10 03 17 01.2 +22 37 04 2.2478 3.1047 143.1 11.1 20.7
...
2023 10 16 03 14 47.0 +22 23 45 2.1901 3.0910 149.5 9.4 20.6
2023 10 17 03 14 20.6 +22 21 08 2.1812 3.0887 150.6 9.1 20.6
2023 10 18 03 13 53.1 +22 18 24 2.1727 3.0865 151.7 8.8 20.6
...
2023 10 24 03 10 47.2 +21 59 44 2.1264 3.0731 158.4 6.9 20.5
...
2023 11 01 03 05 53.2 +21 29 05 2.0793 3.0556 167.3 4.1 20.4
...
2023 11 16 02 55 32.6 +20 18 07 2.0394 3.0241 173.4 2.2 20.4
M. P. C. Staff (C) Copyright 2023 MPC M.P.E.C. 2023-U53
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