[Iaude] MPEC C178: COMET C/2024 C2 (PANSTARRS)

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Thu Feb 15 02:04:56 EST 2024


M.P.E.C. 2024-C178                            Issued 2024 February 15, 07:02 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 C/2024 C2 (PANSTARRS)                           

     R. Weryk reports the discovery of a comet in four 45-second w-band survey
images taken on Feb. 1 UT by Pan-STARRS 2 (F52), noting a condensed 0".5 coma.
Prediscovery positions from Pan-STARRS 1 and Pan-STARRS 2 were reported back 
to Dec. 2023. Additional reports of cometary features are as follows:

OC   Date        Reporter           Coma    Tail    PA          Exposures

G00  2024-02-01  M. Jaeger          5"       12"    288          14x100s
U69  2024-02-11  H. Sato            7"                            8x120s
204  2024-02-11  A. Aletti          5"                          133x30s

Observations:
    CK24C020  C2023 12 25.54335810 01 11.942+41 25 41.21         22.63GVEC178F52
    CK24C020  C2023 12 25.55584710 01 11.875+41 25 44.25         21.88GVEC178F52
    CK24C020  C2023 12 25.56844810 01 11.753+41 25 46.56         22.25GVEC178F52
    CK24C020  C2024 01 05.66672909 59 31.447+42 03 15.85         21.27GVEC178F52
    CK24C020  C2024 01 06.57664009 59 20.571+42 06 17.61         21.08GVEC178F51
    CK24C020  C2024 01 06.58801009 59 20.414+42 06 19.79         20.93GVEC178F51
    CK24C020  C2024 01 06.59941909 59 20.279+42 06 22.07         20.84GVEC178F51
    CK24C020  C2024 01 06.62626309 59 19.925+42 06 27.35         20.98GVEC178F51
    CK24C020  C2024 01 06.63910309 59 19.772+42 06 29.91         21.16GVEC178F51
    CK24C020  C2024 01 06.65190409 59 19.594+42 06 32.45         21.06GVEC178F51
    CK24C020  C2024 01 20.66846709 55 44.509+42 50 43.28         20.51GVEC178F52
    CK24C020  C2024 01 21.66858409 55 26.258+42 53 37.64         20.54GVEC178F52
    CK24C020  C2024 01 22.45688009 55 11.741+42 55 53.75         20.24GVEC178F51
    CK24C020  C2024 01 22.46804709 55 11.530+42 55 55.32         20.45GVEC178F51
    CK24C020  C2024 01 22.47921109 55 11.311+42 55 57.43         20.37GVEC178F51
    CK24C020  C2024 01 22.49042509 55 11.102+42 55 59.43         20.14GVEC178F51
    CK24C020  C2024 01 23.41793809 54 53.662+42 58 36.91         20.46GVEC178F52
    CK24C020  C2024 01 23.43029909 54 53.409+42 58 39.06         20.47GVEC178F52
    CK24C020  C2024 01 23.44260709 54 53.197+42 58 41.13         20.74GVEC178F52
    CK24C020  C2024 01 23.45493609 54 52.949+42 58 43.03         20.86GVEC178F52
    CK24C020* C2024 02 01.41828909 51 51.855+43 21 57.86         20.52wXEC178F52
    CK24C020  C2024 02 01.42938509 51 51.596+43 21 59.64         20.51wXEC178F52
    CK24C020  C2024 02 01.44049209 51 51.372+43 22 00.98         20.43wXEC178F52
    CK24C020  C2024 02 01.45161509 51 51.098+43 22 02.77         20.66wXEC178F52
    CK24C020  C2024 02 01.57820509 51 48.365+43 22 20.43         20.17GVEC178F52
    CK24C020 KC2024 02 01.85331 09 51 42.56 +43 22 58.8          20.1 GVEC178G00
    CK24C020 KC2024 02 01.86196 09 51 42.40 +43 22 59.6          20.5 GVEC178G00
    CK24C020 KC2024 02 01.87061 09 51 42.19 +43 23 00.3          20.8 GVEC178G00
    CK24C020 KC2024 02 01.92408 09 51 41.07 +43 23 08.6          20.4 GVEC178204
    CK24C020 KC2024 02 01.95210 09 51 40.47 +43 23 12.4          20.2 GVEC178204
    CK24C020 KC2024 02 01.95377409 51 40.38 +43 23 12.5          20.3 GVEC178L06
    CK24C020 KC2024 02 01.98517109 51 39.68 +43 23 17.3          20.8 GVEC178L06
    CK24C020 KC2024 02 02.00086909 51 39.35 +43 23 19.6          20.5 GVEC178L06
    CK24C020 hC2024 02 02.98024409 51 18.40 +43 25 34.0          20.4 GVEC178L01
    CK24C020 hC2024 02 03.12957709 51 15.03 +43 25 54.3          20.2 GVEC178L01
    CK24C020 hC2024 02 03.13504509 51 14.95 +43 25 55.7          20.3 GVEC178L01
    CK24C020 hC2024 02 03.13872609 51 14.90 +43 25 56.2          20.3 GVEC178L01
    CK24C020 hC2024 02 03.14241109 51 14.83 +43 25 57.0          20.1 GVEC178L01
    CK24C020 KC2024 02 03.85620309 50 59.470+43 27 31.18         19.5 GVEC178K63
    CK24C020 KC2024 02 03.87744209 50 59.019+43 27 35.22         19.9 GVEC178K63
    CK24C020 KC2024 02 03.89292209 50 58.665+43 27 37.27         19.9 GVEC178K63
    CK24C020 KC2024 02 04.04293709 50 55.41 +43 27 56.7          20.1 GXEC178W62
    CK24C020 KC2024 02 04.07099909 50 54.80 +43 28 00.5          19.9 GXEC178W62
    CK24C020 KC2024 02 04.09906309 50 54.18 +43 28 04.4          19.8 GXEC178W62
    CK24C020 KB2024 02 04.93051 09 50 36.04 +43 29 53.3          20.1 GXEC178Z41
    CK24C020 KB2024 02 04.94674 09 50 35.64 +43 29 55.5          20.1 GXEC178Z41
    CK24C020  B2024 02 08.69251 09 49 12.81 +43 37 32.8          19.7 GVEC178O46
    CK24C020  B2024 02 08.73442 09 49 11.88 +43 37 37.9          19.5 GVEC178O46
    CK24C020  B2024 02 08.80200 09 49 10.36 +43 37 45.6          19.5 GVEC178O46
    CK24C020  B2024 02 08.85438 09 49 09.18 +43 37 51.4          19.6 GVEC178O46
    CK24C020 5C2024 02 11.28041 09 48 14.84 +43 42 16.7                VEC178U69
    CK24C020 5C2024 02 11.28676 09 48 14.69 +43 42 17.7          19.5 GVEC178U69
    CK24C020 KC2024 02 11.95210 09 47 59.72 +43 43 27.0          19.4 GVEC178204
    CK24C020 KC2024 02 11.97866 09 47 59.13 +43 43 29.3          19.6 GVEC178204

Observer details:
204 Schiaparelli Observatory.  Observer A. Aletti.  Measurers A. Aletti, M.
    Auteri.  0.36-m f/7.5 reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Herman, 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. Herman, 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.
G00 AZM Martinsberg, Oed.  Observers M. Jaeger, E. Prosperi, S. Prosperi.
    Measurer M. Jaeger.  0.3-m f/4.0 reflector + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli.  Observer R. Bacci.  0.41-m
    f/3.75 0.41m f/3.2  Newton + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
L06 Sormano 2 Observatory, Bellagio Via Lattea.  Observer G. Ventre.
    Measurers P. Sicoli, G. Ventre.  0.36m Schmidt Cassegrain + CCD.
O46 Daocheng Glacier Observatory.  Observer Z. Wang.  0.25-m f/8 reflector +
    CMO.
U69 iTelescope SRO Observatory, Auberry.  Observer H. Sato.  0.61-m f/6.5
    astrograph + CCD.
W62 Comet Hunter Observatory2, New Ringgold.  Observer J. Maikner.  0.30-m
    f/3.8 Riccardi-Honders + CCD.
Z41 Irydeo Observatory, Camarma de Esteruelas.  Observer F. Calvo.  0.43-m
    f/6.8 reflector + CMO.

Orbital elements:
    C/2024 C2 (PANSTARRS)                                                       
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                                         
T 2025 Mar. 17.94131 TT                                 Rudenko                 
q   8.9856235            (2000.0)            P               Q                  
n   0.01512995     Peri.   87.89205     -0.79934614     -0.42958233             
a  16.1899115      Node    66.42871     +0.17458446     -0.83507378             
e   0.4449863      Incl.   27.28195     +0.57494870     -0.34367252             
P  65.1                                                                         
>From 54 observations 2023 Dec. 25-2024 Feb. 11, mean residual 0".2.             
                                                                                
Ephemeris:
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   m1    m2
2024 01 16    09 57 05.1 +42 36 39   8.3045  9.1322   145.5     3.5  20.2
...
2024 01 31    09 52 21.8 +43 18 33   8.2463  9.1222   151.2     3.0  20.2
...
2024 02 08    09 49 28.3 +43 36 12   8.2405  9.1170   151.2     3.0  20.2
...
2024 02 14    09 47 13.5 +43 46 46   8.2479  9.1132   149.6     3.1  20.2
2024 02 15    09 46 50.9 +43 48 18   8.2501  9.1126   149.2     3.2  20.2
2024 02 16    09 46 28.4 +43 49 45   8.2525  9.1119   148.8     3.2  20.2
...
2024 02 22    09 44 14.0 +43 56 57   8.2729  9.1082   145.8     3.5  20.2
...
2024 03 01    09 41 21.6 +44 02 27   8.3143  9.1033   140.8     3.9  20.2
...
2024 03 16    09 36 41.6 +43 59 58   8.4322  9.0943   129.3     4.9  20.2

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-C178




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