MPEC 1998-G13 : 1998 FJ74
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-G12
Read MPEC 1998-G14
M.P.E.C. 1998-G13 Issued 1998 Apr. 4, 21:35 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 FJ74
Observations:
J98F74J* C1998 03 31.38024 13 05 10.08 -13 27 24.2 18.6 704
J98F74J C1998 03 31.40111 13 05 09.21 -13 26 03.4 18.5 704
J98F74J C1998 03 31.42197 13 05 08.36 -13 24 47.1 18.4 704
J98F74J C1998 03 31.44289 13 05 07.43 -13 23 30.4 18.8 704
J98F74J C1998 04 01.24439 13 04 41.73 -12 34 12.0 18.9 704
J98F74J C1998 04 01.26443 13 04 40.92 -12 32 55.9 18.9 704
J98F74J C1998 04 01.28459 13 04 40.09 -12 31 42.4 19.2 704
J98F74J C1998 04 01.30469 13 04 39.28 -12 30 30.2 19.1 704
J98F74J C1998 04 01.32483 13 04 38.45 -12 29 13.7 19.3 704
J98F74J WC1998 04 01.96275 13 04 17.35 -11 50 36.5 557
J98F74J WC1998 04 01.96824 13 04 17.22 -11 50 15.4 557
J98F74J WC1998 04 01.97087 13 04 17.14 -11 50 06.1 557
J98F74J C1998 04 01.97360 13 04 16.96 -11 49 55.5 557
J98F74J C1998 04 02.52095 13 03 59.54 -11 16 42.1 426
J98F74J VC1998 04 02.52105 13 03 59.29 -11 16 39.5 18.8 R 422
J98F74J VC1998 04 02.52250 13 03 59.38 -11 16 36.7 18.8 R 422
J98F74J C1998 04 02.52617 13 03 59.42 -11 16 23.0 18.5 R 426
J98F74J C1998 04 02.53251 13 03 59.10 -11 16 00.2 18.6 R 426
J98F74J C1998 04 02.53814 13 03 58.82 -11 15 40.9 426
J98F74J C1998 04 02.64616 13 03 54.69 -11 09 33.0 19.0 V 402
J98F74J C1998 04 02.64824 13 03 54.60 -11 09 25.2 402
J98F74J C1998 04 02.65238 13 03 54.50 -11 09 11.6 402
J98F74J C1998 04 02.65447 13 03 54.34 -11 09 03.4 402
J98F74J C1998 04 03.23962 13 03 35.88 -10 34 23.5 18.8 704
J98F74J C1998 04 03.28061 13 03 34.18 -10 31 58.2 18.8 704
J98F74J C1998 04 03.30101 13 03 33.48 -10 30 47.8 19.2 704
J98F74J C1998 04 03.32153 13 03 32.32 -10 29 35.0 19.6 704
J98F74J C1998 04 03.37007 13 03 30.82 -10 26 43.5 18.7 704
J98F74J C1998 04 03.38043 13 03 30.24 -10 26 08.0 19.0 704
J98F74J C1998 04 03.39090 13 03 29.97 -10 25 27.3 19.0 704
J98F74J C1998 04 03.41172 13 03 28.74 -10 24 14.5 704
J98F74J C1998 04 04.34675 13 02 59.44 -09 29 54.3 18.6 704
J98F74J C1998 04 04.34839 13 02 59.38 -09 29 48.0 18.6 704
J98F74J C1998 04 04.35002 13 02 59.30 -09 29 43.0 18.6 704
J98F74J C1998 04 04.35165 13 02 59.21 -09 29 35.7 704
J98F74J C1998 04 04.35329 13 02 58.85 -09 29 31.6 704
J98F74J C1998 04 04.49525 13 02 55.79 -09 21 02.2 18.2 R 426
J98F74J C1998 04 04.50113 13 02 55.53 -09 20 41.8 426
J98F74J C1998 04 04.50711 13 02 55.29 -09 20 22.1 426
J98F74J C1998 04 04.57318 13 02 52.87 -09 16 53.8 18.8 V 402
J98F74J C1998 04 04.57528 13 02 52.86 -09 16 47.3 402
J98F74J C1998 04 04.57736 13 02 52.73 -09 16 38.0 402
Observer details:
402 Dynic Astronomical Observatory. Observer A. Sugie. 0.60-m f/3.7 reflector
+ CCD.
422 Loomberah. Observer G. J. Garradd. 0.25-m f/4.1 reflector + CCD.
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
557 Ondrejov. Observer P. Pravec. 0.65-m f/3.6 reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko. Measurers J. Stuart, H. Viggh. 1.0-m f/2.15 reflector + CCD.
Orbital elements:
1998 FJ74
Epoch 1998 Mar. 28.0 TT = JDT 2450900.5 Williams
M 23.36606 (2000.0) P Q
n 0.28549847 Peri. 282.43632 -0.46305968 -0.87588490
a 2.2841968 Node 197.24321 +0.88002115 -0.47257274
e 0.5185014 Incl. 27.23365 -0.10553909 -0.09747123
P 3.45 H 18.5 G 0.15
From 42 observations 1998 Mar. 31-Apr. 4.
Ephemeris:
1998 FJ74 a,e,i = 2.28, 0.52, 27 q = 1.0998
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1998 03 28 13 07.09 -17 01.5 0.448 1.432 162.6 12.0 18.3
1998 04 02 13 04.27 -11 48.1 0.469 1.465 171.4 5.8 18.1
1998 04 07 13 01.63 -07 01.6 0.498 1.499 179.6 0.3 17.9
1998 04 12 12 59.39 -02 49.5 0.534 1.533 172.1 5.1 18.5
1998 04 17 12 57.65 +00 45.4 0.576 1.567 164.8 9.7 18.9
1998 04 22 12 56.51 +03 43.3 0.624 1.601 158.0 13.6 19.3
1998 04 27 12 56.02 +06 07.0 0.678 1.635 151.8 16.9 19.6
1998 05 02 12 56.19 +07 59.9 0.736 1.670 146.1 19.7 19.9
1998 05 07 12 57.02 +09 26.4 0.799 1.704 140.8 22.0 20.2
1998 05 12 12 58.47 +10 30.4 0.865 1.739 135.9 23.8 20.5
1998 05 17 13 00.49 +11 15.5 0.935 1.773 131.3 25.4 20.8
1998 05 22 13 03.02 +11 44.8 1.007 1.807 127.1 26.5 21.0
1998 05 27 13 06.04 +12 01.0 1.082 1.841 123.0 27.5 21.2
1998 06 01 13 09.50 +12 06.1 1.159 1.875 119.2 28.2 21.4
1998 06 06 13 13.36 +12 02.3 1.238 1.909 115.5 28.7 21.6
1998 06 11 13 17.57 +11 51.0 1.318 1.942 112.0 29.0 21.8
1998 06 16 13 22.10 +11 33.6 1.401 1.975 108.6 29.2 22.0
Gareth V. Williams (C) Copyright 1998 MPC M.P.E.C. 1998-G13
Read MPEC 1998-G12
Read MPEC 1998-G14
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)