Printer-friendly version

IAU Minor Planet Center

Minor Planet Center

MPEC 2004-Y28 : 2004 YG1

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 2004-Y27 Read MPEC 2004-Y29


M.P.E.C. 2004-Y28                                Issued 2004 Dec. 20, 12:46 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
   on behalf of Commission 20 of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.

                  Supported in part by the Brinson Foundation
             Prepared using the Tamkin Foundation Computer Network

                              MPC@CFA.HARVARD.EDU
          URL http://cfa-www.harvard.edu/iau/mpc.html  ISSN 1523-6714

                                   2004 YG1

Observations:
     K04Y01G* C2004 12 18.44028 09 58 19.79 +09 24 39.0          18.9   EY028704
     K04Y01G  C2004 12 18.45370 09 58 19.76 +09 22 22.9          19.5   EY028704
     K04Y01G  C2004 12 18.46876 09 58 19.86 +09 19 50.0          19.4   EY028704
     K04Y01G  C2004 12 18.48281 09 58 19.98 +09 17 26.0          19.2   EY028704
     K04Y01G  C2004 12 18.49710 09 58 19.95 +09 15 00.7          19.4   EY028704
     K04Y01G  C2004 12 19.36747 09 58 47.64 +06 43 29.6          18.9 R EY028854
     K04Y01G  C2004 12 19.37335 09 58 47.65 +06 42 25.7          18.7 R EY028854
     K04Y01G  C2004 12 19.39514 09 58 47.50 +06 38 32.2          19.0   EY028704
     K04Y01G 2C2004 12 19.39661 09 58 47.28 +06 38 17.1          18.2 R EY028H06
     K04Y01G 2C2004 12 19.39977 09 58 47.39 +06 37 44.3          18.7 R EY028H06
     K04Y01G 2C2004 12 19.40288 09 58 47.45 +06 37 11.2          18.7 R EY028H06
     K04Y01G  C2004 12 19.40819 09 58 47.60 +06 36 12.5          19.5   EY028704
     K04Y01G  C2004 12 19.41462 09 58 46.77 +06 34 58.4          19.7 R EY028734
     K04Y01G  C2004 12 19.41769 09 58 46.75 +06 34 24.1          20.2 R EY028734
     K04Y01G  C2004 12 19.42075 09 58 46.84 +06 33 51.7          20.3 R EY028734
     K04Y01G  C2004 12 19.42121 09 58 47.61 +06 33 52.4          19.4   EY028704
     K04Y01G  C2004 12 19.43431 09 58 47.63 +06 31 32.2          18.9   EY028704
     K04Y01G  C2004 12 19.44765 09 58 47.65 +06 29 09.5          19.3   EY028704
     K04Y01G  C2004 12 20.15478 09 59 05.15 +04 19 35.4          19.3 R EY028J95
     K04Y01G  C2004 12 20.15999 09 59 05.15 +04 18 36.4          19.1 R EY028J95
     K04Y01G  C2004 12 20.16624 09 59 05.21 +04 17 26.4          19.2 R EY028J95
     K04Y01G  C2004 12 20.41753 09 59 12.40 +03 30 33.9          18.7 R EY028699
     K04Y01G  C2004 12 20.43697 09 59 12.41 +03 26 53.1                 EY028699
     K04Y01G 5C2004 12 20.45191 09 59 12.80 +03 24 03.6          18.0 R EY028673
     K04Y01G 5C2004 12 20.45561 09 59 12.81 +03 23 21.5                 EY028673
     K04Y01G  C2004 12 20.45642 09 59 12.36 +03 23 11.6                 EY028699
     K04Y01G 5C2004 12 20.45966 09 59 12.82 +03 22 35.3                 EY028673
     K04Y01G 5C2004 12 20.46291 09 59 12.84 +03 21 58.8                 EY028673
     K04Y01G  C2004 12 20.47584 09 59 12.31 +03 19 31.3                 EY028699

Observer details:
673 Table Mountain Observatory, Wrightwood.  Observer J. Young.  0.6-m
    reflector + CCD.
699 Lowell Observatory-LONEOS.  Observer B. A. Skiff.  0.59-m LONEOS Schmidt
    + CCD.
704 Lincoln Laboratory ETS, New Mexico.  Observers M. Blythe, F. Shelly,
    M. Bezpalko, R. Huber, L. Manguso, D. Torres, R. Kracke, M. McCleary,
    H. Stange, A. Milner.  Measurers J. Stuart, R. Sayer, J. Evans, J. Kommers.
    1.0-m f/2.15 reflector + CCD.
734 Farpoint Observatory.  Observer G. Hug.  0.4-m f/6 Schmidt-Cassegrain
    + CCD.
854 Sabino Canyon Observatory, Tucson.  Observer J. E. McGaha.  0.36-m f/10.0
    Schmidt-Cassegrain + CCD.
H06 New Mexico Skies Observatory.  Observer R. Hutsebaut.  0.30-m reflector
    + CCD.
J95 Great Shefford.  Observer P. Birtwhistle.  0.30-m f/6.3 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2004 YG1
Epoch 2004 Dec. 1.0 TT = JDT 2453340.5                  MPC
M 248.87429              (2000.0)            P               Q
n   0.96605414     Peri.  293.01104     -0.84960899     +0.39877529
a   1.0134486      Node   272.00147     -0.25965823     -0.88591215
e   0.1602389      Incl.   20.20508     -0.45906663     -0.23693443
P   1.02           H   21.6           G   0.15
From 29 observations 2004 Dec. 18-20.

Ephemeris:
2004 YG1                 a,e,i = 1.01, 0.16, 20                  q = 0.8511
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2004 12 21    09 59.39   +01 39.7    0.119    1.044   117.6    56.6    19.1
2004 12 31    09 59.86   -35 24.5    0.109    1.017   105.0    69.0    19.3
2005 01 10    09 52.68   -65 07.8    0.140    0.990    88.4    83.4    20.2
2005 01 20    09 26.03   -81 34.4    0.189    0.962    77.8    91.1    21.1
2005 01 30    00 28.14   -87 57.2    0.242    0.935    71.1    94.7    21.8

Timothy B. Spahr             (C) Copyright 2004 MPC           M.P.E.C. 2004-Y28

Read MPEC 2004-Y27 Read MPEC 2004-Y29


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)

Valid HTML 4.01!