[Iaude] MPEC E102: COMET C/2024 E1 (Wierzchos)

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Wed Mar 6 18:10:18 EST 2024


M.P.E.C. 2024-E102                                Issued 2024 March 6, 23:07 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 E1 (Wierzchos)                           

     K. Wierzchos reports the discovery of a comet in four 30-second survey
images taken on Mar. 3 UT by Mt. Lemmon Survey (G96), noting a condensed 4"
coma and a straight 6" tail at position angle 320 deg. Prediscovery positions
were reported back to Feb. 2024. Additional reports of cometary features are 
as follows:

OC   Date        Reporter           Coma    Tail    PA          Exposures

I52  2024-03-03  J. Hogan          13".2                          3x120s
H01  2024-03-04  B. Ryan            4".5
Z31  2024-03-05  P. Breitenstein    5"      5".5   160-170

Observations:
    CK24E010  C2024 02 15.48809817 13 31.971+53 26 19.61         20.37RUEE102I41
    CK24E010  C2024 02 15.53352817 13 33.082+53 26 35.03         21.37gUEE102I41
    CK24E010  C2024 02 29.43028717 18 26.646+54 48 08.37         20.68RUEE102I41
    CK24E010  C2024 02 29.50718317 18 27.881+54 48 36.81         20.54gUEE102I41
    CK24E010*1C2024 03 03.44584117 19 12.263+55 07 02.06         20.48GVEE102G96
    CK24E010 1C2024 03 03.45111817 19 12.414+55 07 04.62         20.14GVEE102G96
    CK24E010 1C2024 03 03.45637117 19 12.450+55 07 05.84         21.03GVEE102G96
    CK24E010 1C2024 03 03.46161817 19 12.529+55 07 07.82         20.83GVEE102G96
    CK24E010 1C2024 03 03.46783417 19 12.590+55 07 10.70         20.31GVEE102G96
    CK24E010 1C2024 03 03.47182517 19 12.660+55 07 12.20         20.91GVEE102G96
    CK24E010 1C2024 03 03.47589917 19 12.730+55 07 13.40         20.37GVEE102G96
    CK24E010 KC2024 03 03.50123217 19 13.076+55 07 23.41         20.53GVEE102I52
    CK24E010 KC2024 03 03.51294517 19 13.228+55 07 27.59         20.60GVEE102I52
    CK24E010 KC2024 03 03.52429017 19 13.400+55 07 31.98         20.47GVEE102I52
    CK24E010 KC2024 03 03.53495017 19 13.541+55 07 36.05         20.63GVEE102I52
    CK24E010  C2024 03 04.46492017 19 26.143+55 13 30.01         20.3 GVEE102H01
    CK24E010  C2024 03 04.47473017 19 26.273+55 13 33.77         20.4 GVEE102H01
    CK24E010  C2024 03 04.48105817 19 26.362+55 13 36.27         20.5 GVEE102H01
    CK24E010  C2024 03 04.48856817 19 26.452+55 13 39.00         20.5 GVEE102H01
    CK24E010 KC2024 03 05.17593 17 19 35.35 +55 18 01.2          20.6 GVEE102Z31
    CK24E010 KC2024 03 05.17904 17 19 35.38 +55 18 02.8          20.1 GVEE102Z31
    CK24E010 KC2024 03 05.18215 17 19 35.51 +55 18 04.0          20.9 GVEE102Z31
    CK24E010 4C2024 03 06.15479817 19 47.309+55 24 17.17         20.9 GVEE102Z24
    CK24E010 4C2024 03 06.15862317 19 47.341+55 24 18.82         20.9 GVEE102Z24
    CK24E010 4C2024 03 06.16243317 19 47.397+55 24 20.30         20.8 GVEE102Z24
    CK24E010 4C2024 03 06.16624817 19 47.463+55 24 21.95         20.4 GVEE102Z24
    CK24E010 4C2024 03 06.17005917 19 47.480+55 24 23.32         20.8 GVEE102Z24

Observer details:
G96 Mt. Lemmon Survey.  Observer K. W. Wierzchos.  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.  1.5-m reflector +
    10K CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
    Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
I41 Palomar Mountain--ZTF.  Observers G. Helou, T. A. Prince, K.
    Venkataramani, Q.-Z. Ye, Z. T. F. Collaboration.  Measurers D. A. Duev,
    H.-W. Lin, A. A. Mahabal, F. J. Masci, Q.-Z. Ye.  1.2-m f/2.4 Schmidt +
    ZTF Camera.
I52 Steward Observatory, Mt. Lemmon Station.  Observers T. Beuden, J. K.
    Hogan.  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.
Z24 Tenerife Observatory-LCO B, Tenerife.  Observers T. Lister, J. Chatelain,
    E. Gomez, S. Greenstreet.  Measurer T. Lister.  1.0-m f/8.0 Ritchey-
    Chretien + CCD.
Z31 Tenerife Observatory-LCO A, Tenerife.  Observer A. L. Holm.  Measurer P.
    Breitenstein.  1.0-m Ritchey-Chretien + CCD.

Orbital elements:
    C/2024 E1 (Wierzchos)                                                       
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                                         
T 2026 Jan. 20.44981 TT                                 Rudenko                 
q   0.5617593            (2000.0)            P               Q                  
z  -0.0008827      Peri.  243.65092     +0.35692271     -0.17512311             
 +/-0.0000028      Node   108.38165     +0.02436409     +0.98368118             
e   1.0004959      Incl.   75.21860     -0.93381613     -0.04127035             
>From 27 observations 2024 Feb. 15-Mar. 6, mean residual 0".2.                   
                                                                                
Ephemeris:
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   m1    m2
2024 02 05    17 08 31.9 +52 32 28   8.2882  8.2835    86.3     6.8  20.8
...
2024 02 20    17 15 21.3 +53 51 40   8.1042  8.1604    89.8     7.0  20.7
...
2024 02 28    17 18 02.5 +54 39 18   8.0081  8.0944    91.5     7.0  20.6
...
2024 03 05    17 19 33.0 +55 16 54   7.9374  8.0448    92.7     7.1  20.6
2024 03 06    17 19 45.4 +55 23 17   7.9258  8.0365    92.9     7.1  20.5
2024 03 07    17 19 56.9 +55 29 43   7.9141  8.0282    93.0     7.1  20.5
...
2024 03 13    17 20 48.4 +56 08 49   7.8454  7.9784    94.1     7.1  20.5
...
2024 03 21    17 21 06.9 +57 01 47   7.7563  7.9117    95.4     7.2  20.4
...
2024 04 05    17 18 52.1 +58 39 50   7.5984  7.7859    97.1     7.3  20.3

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-E102




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