[Iaude] MPEC B63: 2003 AC23 [a=2.17,e=0.58,i=2.1,H=21.9,PHA]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Wed Jan 23 06:49:17 EST 2019


M.P.E.C. 2019-B63                                Issued 2019 Jan. 23, 11:46 UT
 
     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  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


                                   2003 AC23
 
                           Revision to MPEC 2003-A58
 
Additional Observations:
     K03A23C  C2019 01 15.53809 12 38 31.242+12 55 05.92         19.3 wUEB063F52
     K03A23C  C2019 01 15.54962 12 38 40.497+12 54 12.23         20.0 wUEB063F52
     K03A23C  C2019 01 15.56125 12 38 49.947+12 53 17.08         19.9 wUEB063F52
     K03A23C  C2019 01 15.57280 12 38 59.290+12 52 22.43         19.9 wUEB063F52
     K03A23C  C2019 01 19.50956 13 33 41.11 +07 13 06.7          20.1 GVEB063G96
     K03A23C  C2019 01 19.51471 13 33 45.20 +07 12 39.0          20.5 GVEB063G96
     K03A23C  C2019 01 19.51987 13 33 49.27 +07 12 11.3          20.5 GVEB063G96
     K03A23C  C2019 01 19.52501 13 33 53.44 +07 11 43.4          20.2 GVEB063G96
     K03A23C  C2019 01 19.53898 13 34 04.57 +07 10 27.5          19.5 GVEB063I52
     K03A23C  C2019 01 19.53975 13 34 05.11 +07 10 24.0          18.7 GVEB063I52
     K03A23C  C2019 01 19.54051 13 34 05.75 +07 10 19.6          20.3 GVEB063I52
     K03A23C  C2019 01 19.54127 13 34 06.37 +07 10 16.1          20.3 GVEB063I52
     K03A23C  C2019 01 20.64993113 49 06.998+05 30 20.25         21.2 GVEB063F52
     K03A23C  C2019 01 20.66109213 49 15.665+05 29 19.97         21.0 GVEB063F52
 
Observer details:
F52 Pan-STARRS 2, Haleakala.  Observers J. Bulger, T. Dukes, T. Lowe,
    A. Schultz, M. Willman, K. Chambers, E. Magnier.  Measurers K. Chambers,
    S. Chastel, L. Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin,
    E. Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk.  1.8-m
    Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer H. Groeller.  Measurers B. M. Africano,
    E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
    H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, R. L. Seaman,
    F. C. Shelly.  1.5-m reflector + 10K CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer D. C. Fuls.  Measurers
    B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs,
    A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard,
    R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
 
Orbital elements:
2003 AC23                                           PHA, Earth MOID = 0.0070 AU
Epoch 2019 Jan. 20.0 TT = JDT 2458503.5                 MPC
M 349.88345              (2000.0)            P               Q
n   0.30789426     Peri.  126.45400     -0.98521387     -0.16951413
a   2.1720425      Node    43.80187     +0.14344193     -0.89549907
e   0.5816947      Incl.    2.05925     +0.09369124     -0.41151716
P   3.20           H   21.9           G   0.15           U   6
>From 72 observations 2003 Jan. 7-28, mean residual 0".49.

Ephemeris:
2003 AC23                a,e,i = 2.17, 0.58, 2                   q = 0.9086
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 12 24    09 06 32.1 +24 36 10   0.2687  1.2004   139.4    32.2    20.8
...
2019 01 08    11 02 29.6 +20 25 43   0.1615  1.0885   127.2    46.0    19.9
...
2019 01 16    12 44 53.5 +12 18 12   0.1345  1.0356   109.2    63.8    19.9
...
2019 01 22    14 06 50.8 +03 29 38   0.1355  1.0003    93.0    79.2    20.3
2019 01 23    14 19 33.1 +02 01 48   0.1374  0.9949    90.5    81.6    20.4
2019 01 24    14 31 49.8 +00 36 24   0.1398  0.9896    88.1    83.8    20.5
...
2019 01 30    15 35 27.9 -06 40 33   0.1621  0.9607    76.7    93.9    21.2
...
2019 02 07    16 36 04.4 -12 54 54   0.2056  0.9311    68.6    99.5    21.9
...
2019 02 22    17 47 15.6 -18 26 55   0.3033  0.9086    65.9    96.3    22.6

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-B63



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