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    • MPEC 2023-L67 : COMET P/2008 L2 = P/2023 L1 (Hill)

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    M.P.E.C. 2023-L67                                 Issued 2023 June 12, 22:49 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 P/2008 L2 = P/2023 L1 (Hill)                    

     Comet P/2008 L2 has been recovered by R. Kresken, F. Ocana, M. Micheli,
and L. Conversi in images taken on June 1, 2 and 8 UT from ESA TBT La Silla
Observatory (W57).

Observations:
    PK23L010*2C2023 06 01.39417101 26 12.207+20 01 01.24               XEL067W57
    PK23L010 2C2023 06 01.40409601 26 13.423+20 01 05.46         18.8 GXEL067W57
    PK23L010 2C2023 06 01.41373501 26 14.608+20 01 08.60         18.4 GXEL067W57
    PK23L010 2C2023 06 01.42369601 26 15.806+20 01 12.41         19.0 GXEL067W57
    PK23L010 2C2023 06 02.42665901 28 15.753+20 07 26.33         18.5 GXEL067W57
    PK23L010 1C2023 06 08.38774101 40 04.298+20 42 20.20         18.1 GVEL067W57
    PK23L010 1C2023 06 08.42302301 40 08.450+20 42 31.40         18.6 GVEL067W57

Observer details:
W57 ESA TBT La Silla Observatory.  Observers R. Kresken, F. Ocana, M.
    Micheli, L. Conversi.  Measurers R. Kresken, F. Ocana, M. Micheli.
    0.56-m f/2.52 astrograph prime-focus corrector + 4K CCD.

Orbital elements:
    P/2008 L2 (Hill)                                                            
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5                                         
T 2023 May  9.96541 TT                                  Rudenko                 
q   2.3299286            (2000.0)            P               Q                  
n   0.06656370     Peri.  141.26284     +0.96130617     +0.06072955             
a   6.0299136      Node   218.01551     -0.07483315     +0.99628785             
e   0.6136050      Incl.   25.86792     +0.26512347     +0.06101182             
P  14.8                                                                         
From 624 observations 2008 June 12-2023 June 8, mean residual 0".5.             
                                                                                
Ephemeris:
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase   m1    m2
2023 05 13    00 46 56.6 +17 42 31   3.0755  2.3301    35.6    14.6  18.6
...
2023 05 28    01 17 23.9 +19 32 32   2.9883  2.3354    42.0    16.9  18.6
...
2023 06 05    01 33 22.4 +20 22 55   2.9371  2.3412    45.5    18.0  18.5
...
2023 06 11    01 45 11.8 +20 56 26   2.8967  2.3470    48.3    18.8  18.5
2023 06 12    01 47 09.1 +21 01 39   2.8897  2.3481    48.8    19.0  18.5
2023 06 13    01 49 06.1 +21 06 45   2.8828  2.3492    49.2    19.1  18.5
...
2023 06 19    02 00 41.8 +21 34 57   2.8398  2.3565    52.1    19.9  18.5
...
2023 06 27    02 15 49.3 +22 05 52   2.7797  2.3681    56.1    20.9  18.5
...
2023 07 12    02 42 53.0 +22 41 41   2.6590  2.3951    64.0    22.4  18.4

M. P. C. Staff               (C) Copyright 2023 MPC           M.P.E.C. 2023-L67

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