Printer-friendly version
Follow the MPC on Twitter Follow the MPC on Facebook Follow the MPC on Google+ The MPC blog See all the MPC RSS feeds

MPEC 1998-F13 : 1998 FG2

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 1998-F12 Read MPEC 1998-F14 

M.P.E.C. 1998-F13                                Issued 1998 Mar. 23, 13:48 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.

             BMARSDEN@CFA.HARVARD.EDU or GWILLIAMS@CFA.HARVARD.EDU
                   URL http://cfa-www.harvard.edu/iau/mpc.html

                                   1998 FG2

Observations:
     J98F02G* C1998 03 21.33348 13 41 51.03 -11 04 50.3          17.7 R      683
     J98F02G  C1998 03 21.35658 13 41 42.98 -11 04 57.2          17.6 R      683
     J98F02G  C1998 03 21.37909 13 41 35.13 -11 05 03.6          18.1 R      683
     J98F02G  C1998 03 21.46442 13 41 05.63 -11 05 28.0          18.1 R      683
     J98F02G  C1998 03 21.47060 13 41 03.44 -11 05 29.9          17.8 R      683
     J98F02G  C1998 03 21.49929 13 40 53.65 -11 05 36.5          18.0 R      683
     J98F02G  C1998 03 21.51571 13 40 48.16 -11 05 40.3          17.9 R      683
     J98F02G  C1998 03 22.08171 13 37 52.30 -11 08 26.9                      620
     J98F02G  C1998 03 22.08646 13 37 50.79 -11 08 28.2                      620
     J98F02G  C1998 03 22.09271 13 37 48.81 -11 08 29.8          18.1 R      620
     J98F02G  C1998 03 22.09942 13 37 46.68 -11 08 31.5                      620
     J98F02G  C1998 03 22.21723 13 37 14.42 -11 08 49.9                      683
     J98F02G  C1998 03 22.22542 13 37 11.70 -11 08 51.0                      683
     J98F02G  C1998 03 22.40072 13 36 13.97 -11 09 38.7          17.9 R      683
     J98F02G  C1998 03 22.40873 13 36 11.43 -11 09 40.9          18.8 R      683
     J98F02G  C1998 03 22.41701 13 36 08.65 -11 09 42.7          18.4 R      683
     J98F02G  C1998 03 22.47935 13 35 48.16 -11 09 55.2          17.4 R      683
     J98F02G  C1998 03 22.48292 13 35 53.28 -11 08 40.7          18.5 R      422
     J98F02G bC1998 03 22.48449 13 35 52.76 -11 08 41.3          18.8 R      422
     J98F02G  C1998 03 22.48608 13 35 52.27 -11 08 41.9          18.2 R      422
     J98F02G  C1998 03 22.48741 13 35 45.87 -11 09 55.6          17.6 R      683
     J98F02G  C1998 03 22.50451 13 35 40.13 -11 10 01.0          17.6 R      683
     J98F02G  C1998 03 22.50772 13 35 45.35 -11 08 48.1          18.4 R      422
     J98F02G  C1998 03 22.50955 13 35 44.75 -11 08 48.9          18.7 R      422
     J98F02G  C1998 03 22.51508 13 35 36.73 -11 10 03.4          17.3 R      683
     J98F02G  C1998 03 22.70382 13 34 42.64 -11 10 50.5          18.3 V      360
     J98F02G  C1998 03 22.70868 13 34 41.08 -11 10 51.6                      360
     J98F02G  C1998 03 22.71250 13 34 39.80 -11 10 52.4                      360
     J98F02G  C1998 03 23.00412 13 33 13.61 -11 12 06.2                      557
     J98F02G  C1998 03 23.00611 13 33 13.03 -11 12 06.3                      557
     J98F02G  C1998 03 23.00809 13 33 12.42 -11 12 06.7                      557
     J98F02G  C1998 03 23.01007 13 33 11.78 -11 12 07.0          18.3 V      557
     J98F02G  C1998 03 23.25741 13 32 01.45 -11 12 40.4                      683
     J98F02G  C1998 03 23.26317 13 31 59.71 -11 12 41.5                      683

Observer details:
360 Kuma Kogen.  Observer A. Nakamura.  0.60-m f/6.0 Ritchey-Chretien + CCD.
422 Loomberah.  Observer G. J. Garradd.  0.25-m f/4.1 reflector + CCD.
557 Ondrejov.  Observer P. Pravec.  0.65-m f/3.6 reflector + CCD.
620 Observatorio Astronomico de Mallorca.  Observers A. Lopez, R. Pacheco.
    0.30-m f/3.3 Schmidt-Cassegrain + CCD.
683 Goodricke-Pigott Observatory, Tucson.  Observer R. A. Tucker.  0.36-m
    Schmidt-Cassegrain + CCD.

Orbital elements:
1998 FG2
Epoch 1998 Mar. 8.0 TT = JDT 2450880.5                  Williams
M  37.99528              (2000.0)            P               Q
n   0.66845127     Peri.   94.91401     -0.13132505     -0.99133392
a   1.2954566      Node     2.63892     +0.87890562     -0.11796344
e   0.3544876      Incl.    4.09301     +0.45856150     -0.05780739
P   1.47           H   21.5           G   0.15
From 34 observations 1998 Mar. 21-23.

Ephemeris:
1998 FG2                 a,e,i = 1.30, 0.35, 4                   q = 0.8362
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
1998 03 18    14 01.41   -10 40.2    0.107    1.085   145.2    31.5    18.2
1998 03 23    13 33.25   -11 11.1    0.126    1.114   156.5    20.9    18.3
1998 03 28    13 11.55   -11 18.6    0.148    1.142   165.9    12.3    18.4
1998 04 02    12 54.99   -11 13.0    0.172    1.171   173.1     5.9    18.5
1998 04 07    12 42.61   -11 01.4    0.199    1.199   173.4     5.5    18.8
1998 04 12    12 33.61   -10 48.2    0.229    1.227   168.1     9.7    19.4
1998 04 17    12 27.35   -10 36.0    0.261    1.255   162.3    14.1    19.9
1998 04 22    12 23.35   -10 26.4    0.296    1.282   156.7    18.1    20.3
1998 04 27    12 21.24   -10 20.3    0.333    1.309   151.5    21.5    20.7
1998 05 02    12 20.76   -10 18.5    0.373    1.335   146.7    24.5    21.1
1998 05 07    12 21.64   -10 21.0    0.415    1.361   142.2    27.0    21.5
1998 05 12    12 23.65   -10 27.9    0.459    1.386   138.0    29.2    21.8
1998 05 17    12 26.62   -10 38.9    0.506    1.410   134.0    31.1    22.1

Gareth V. Williams           (C) Copyright 1998 MPC           M.P.E.C. 1998-F13

Read MPEC 1998-F12 Read MPEC 1998-F14

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!