• MPC Preparation (Info)

  • MPEC 2024-H10 : COMET C/2024 G1 (Wierzchos)

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.


    Read MPEC 2024-H09 Read MPEC 2024-H11


    M.P.E.C. 2024-H10                                Issued 2024 April 17, 04:48 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@CFA.HARVARD.EDU
                URL https://www.minorplanetcenter.net/    ISSN 1523-6714
    
                           COMET C/2024 G1 (Wierzchos)                       
    
         K. Wierzchos reports the discovery of a comet in four 30-second survey
    images taked by Kitt Peak-Bok (V00) on Apr. 4 UT, noting a diffuse 6" coma
    and a broad 9" tail at position angle 260-290 deg. Additional reports of 
    cometary features are as follows:
    
    OC   Date        Reporter           Coma    Tail    PA          Exposures
    
    U94  2024-04-08  H. Sato            8"                           14x60s
    291  2024-04-09  C. Lejoly          5".4      6"    260-300
    I52  2024-04-12  V. F. Carvajal     5".5
    291  2024-04-12  R. A. Mastaler     2"
    
    Observations:
        CK24G010* C2024 04 07.47946919 33 30.683+61 20 39.26               VEH010V00
        CK24G010  C2024 04 07.48639519 33 30.251+61 20 44.52         20.65GVEH010V00
        CK24G010  C2024 04 07.49326519 33 29.840+61 20 49.42         20.38GVEH010V00
        CK24G010  C2024 04 07.50013019 33 29.426+61 20 54.53         20.26GVEH010V00
        CK24G010 0C2024 04 08.43545 19 32 34.95 +61 32 06.1                VEH010U94
        CK24G010 0C2024 04 08.44212 19 32 34.59 +61 32 10.9          20.2 GVEH010U94
        CK24G010 KC2024 04 09.01583 19 32 00.07 +61 39 02.0          20.9 GVEH010G00
        CK24G010 KC2024 04 09.01969 19 31 59.89 +61 39 04.3          20.2 GVEH010G00
        CK24G010 KC2024 04 09.39499 19 31 36.40 +61 43 37.6          20.3 RVEH010291
        CK24G010 KC2024 04 09.40075 19 31 36.06 +61 43 41.4          20.3 RVEH010291
        CK24G010 KC2024 04 09.40653 19 31 35.55 +61 43 46.1          20.2 RVEH010291
        CK24G010  C2024 04 09.47089519 31 31.606+61 44 32.28         20.30GVEH010V00
        CK24G010  C2024 04 09.47503719 31 31.307+61 44 35.34         20.35GVEH010V00
        CK24G010  C2024 04 09.47919819 31 31.073+61 44 38.40         20.28GVEH010V00
        CK24G010  C2024 04 09.48130819 31 30.947+61 44 40.81               VEH010V00
        CK24G010  C2024 04 09.48336319 31 30.788+61 44 41.42         20.33GVEH010V00
        CK24G010  C2024 04 09.48915519 31 30.410+61 44 45.49         20.44GVEH010V00
        CK24G010  C2024 04 09.49600219 31 29.982+61 44 50.46         20.44GVEH010V00
        CK24G010 KC2024 04 12.42008 19 28 13.37 +62 19 59.0          19.7 RVEH010291
        CK24G010  C2024 04 12.42581019 28 12.990+62 20 03.55         20.22GVEH010I52
        CK24G010 KB2024 04 12.42705 19 28 12.823+62 20 03.73         19.9 GVEH010734
        CK24G010  C2024 04 12.43003019 28 12.713+62 20 06.25         20.27GVEH010I52
        CK24G010 KB2024 04 12.43358 19 28 12.302+62 20 08.66         19.8 GVEH010734
        CK24G010  C2024 04 12.43464619 28 12.198+62 20 09.74         20.57GVEH010I52
        CK24G010 KC2024 04 12.43505 19 28 12.28 +62 20 10.0                VEH010291
        CK24G010  C2024 04 12.43856219 28 11.978+62 20 12.26         20.25GVEH010I52
        CK24G010 KB2024 04 12.44012 19 28 11.741+62 20 13.56         19.6 GVEH010734
        CK24G010 KC2024 04 14.05258219 26 11.76 +62 39 34.4          20.2 GUEH010L06
        CK24G010 KC2024 04 14.07458 19 26 10.03 +62 39 50.4          20.3 RqEH010L27
        CK24G010 KC2024 04 14.07462819 26 10.02 +62 39 50.3          20.0 GUEH010L06
        CK24G010 KC2024 04 14.09667419 26 08.29 +62 40 06.1          19.8 GUEH010L06
        CK24G010 KC2024 04 14.10137 19 26 07.92 +62 40 09.8          20.1 RqEH010L27
        CK24G010 KC2024 04 14.12816 19 26 05.82 +62 40 29.3          19.8 RqEH010L27
        CK24G010 KC2024 04 15.06386 19 24 51.92 +62 51 41.3          19.7 RqEH010L27
        CK24G010 KC2024 04 15.07569719 24 51.04 +62 51 49.8          20.0 GVEH010L01
        CK24G010 KC2024 04 15.07822219 24 50.85 +62 51 51.3          20.2 GVEH010L01
        CK24G010 KC2024 04 15.08074719 24 50.59 +62 51 52.9          20.3 GVEH010L01
        CK24G010 KC2024 04 15.09449 19 24 49.46 +62 52 03.2          19.9 RqEH010L27
        CK24G010 KC2024 04 15.12513 19 24 47.01 +62 52 25.1          19.7 RqEH010L27
    
    Observer details:
    291 LPL/Spacewatch II.  Observers C. Lejoly, R. A. Mastaler.  1.8-m f/2.7
        reflector + CCD.
    734 Farpoint Observatory, Eskridge.  Observers D. Cromer, G. Hug, D. Goodin,
        R. Valentine, P. Lessig.  Measurer G. Hug.  0.69-m f/3.54 reflector + CMO.
    G00 AZM Martinsberg, Oed.  Observers M. Jaeger, E. Prosperi, S. Prosperi.
        Measurer M. Jaeger.  0.4-m f/3.2 reflector + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observers V. F. Carvajal, D.
        Rankin.  Measurers T. Beuden, V. F. Carvajal, D. Fay, J. B. Fazekas, D. C.
        Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski,
        S. M. Larson, G. J. Leonard, D. Rankin, R. L. Seaman, F. C. Shelly, K. W.
        Wierzchos.  1.0-m prime focus + 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.  0.36m
        Schmidt Cassegrain + CCD.
    L27 29PREMOTE Observatory, Dauban.  Observer J.-F. Soulier.  0.25-m f/3.5
        Newtonian reflector + CCD.
    U94 iTelescope Observatory, Beryl Junction.  Observer H. Sato.  0.51-m f/6.8
        astrograph + CCD + f/4.5 focal reducer.
    V00 Kitt Peak-Bok.  Observers K. W. Wierzchos, R. A. Mastaler.  Measurers M.
        J. Brucker, C. E. Woodward, T. Beuden, V. F. Carvajal, D. Fay, J. B.
        Fazekas, D. C. Fuls, A. R. Gibbs, H. Groeller, J. K. Hogan, R. A.
        Kowalski, S. M. Larson, C. Lejoly, G. J. Leonard, R. A. Mastaler, R. S.
        McMillan, D. Rankin, R. L. Seaman, F. C. Shelly, K. W. Wierzchos.  2.25-m
        reflector + 4x4K mosaic CCD.
    
    Orbital elements:
        C/2024 G1 (WierzchoĹ›)                                                      
    Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                                         
    T 2024 Oct. 21.37832 TT                                 Rudenko                 
    q   3.9298290            (2000.0)            P               Q                  
    z  +0.0070003      Peri.  128.29480     -0.49613306     -0.70561804             
     +/-0.0002915      Node    30.54282     -0.65818586     -0.07436631             
    e   0.9724899      Incl.   95.40810     +0.56625380     -0.70467924             
    From 39 observations 2024 Apr. 7-15, mean residual 0".5.                        
                                                                                    
    Ephemeris:
    Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   m1    m2
    2024 03 18    19 44 35.9 +57 29 40   4.4720  4.3408    76.0    12.9  19.6
    ...
    2024 04 02    19 38 01.8 +60 15 40   4.3613  4.2891    79.3    13.2  19.5
    ...
    2024 04 10    19 30 57.9 +61 50 52   4.3007  4.2627    81.1    13.4  19.5
    ...
    2024 04 16    19 23 34.9 +63 02 51   4.2558  4.2435    82.5    13.6  19.4
    2024 04 17    19 22 09.4 +63 14 45   4.2484  4.2403    82.8    13.6  19.4
    2024 04 18    19 20 40.3 +63 26 36   4.2410  4.2372    83.0    13.6  19.4
    ...
    2024 04 24    19 10 27.6 +64 36 04   4.1976  4.2186    84.3    13.7  19.4
    ...
    2024 05 02    18 53 03.3 +66 01 05   4.1428  4.1946    86.0    13.9  19.3
    ...
    2024 05 17    18 07 59.9 +67 53 47   4.0543  4.1521    88.5    14.1  19.2
    
    M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-H10
    


    Read MPEC 2024-H09 Read MPEC 2024-H11


    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)