MPEC 1998-R03 : 1998 QJ56
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M.P.E.C. 1998-R03 Issued 1998 Sept. 1, 12:44 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 QJ56
Observations:
J98Q56J* C1998 08 28.26400 00 36 12.44 -04 12 53.3 18.6 704
J98Q56J C1998 08 28.28236 00 36 14.19 -04 13 20.8 18.7 704
J98Q56J C1998 08 28.29166 00 36 14.82 -04 13 35.6 18.4 704
J98Q56J C1998 08 28.30092 00 36 15.70 -04 13 52.8 18.3 704
J98Q56J C1998 08 29.28287 00 37 43.67 -04 41 32.4 18.4 704
J98Q56J C1998 08 29.29387 00 37 44.57 -04 41 50.7 18.4 704
J98Q56J C1998 08 29.30480 00 37 45.46 -04 42 13.6 18.9 704
J98Q56J C1998 08 29.31571 00 37 46.35 -04 42 30.5 18.4 704
J98Q56J C1998 08 29.32663 00 37 47.23 -04 42 48.2 18.9 704
J98Q56J C1998 08 29.47587 00 37 59.92 -04 47 08.1 658
J98Q56J C1998 08 29.47773 00 38 00.12 -04 47 12.1 658
J98Q56J C1998 08 29.47987 00 38 00.29 -04 47 15.8 658
J98Q56J FC1998 08 29.54613 00 38 07.15 -04 48 48.8 18.9 R 422
J98Q56J FC1998 08 29.55154 00 38 07.62 -04 48 57.6 19.3 R 422
J98Q56J C1998 08 29.71554 00 38 21.51 -04 53 42.1 18.0 R 426
J98Q56J C1998 08 29.72168 00 38 21.98 -04 53 52.5 17.9 R 426
J98Q56J C1998 08 29.72809 00 38 22.55 -04 54 03.1 18.2 R 426
J98Q56J C1998 08 29.96913 00 38 44.39 -05 01 22.9 106
J98Q56J C1998 08 29.97955 00 38 45.35 -05 01 40.7 106
J98Q56J C1998 08 30.01081 00 38 47.92 -05 02 35.7 106
J98Q56J C1998 08 30.02124 00 38 48.78 -05 02 54.5 106
J98Q56J C1998 08 30.03166 00 38 49.69 -05 03 11.6 106
J98Q56J C1998 08 30.32248 00 39 15.62 -05 11 43.7 734
J98Q56J C1998 08 30.33425 00 39 16.48 -05 12 01.8 734
J98Q56J C1998 08 30.34757 00 39 17.67 -05 12 26.6 734
J98Q56J C1998 08 30.44154 00 39 25.89 -05 15 12.1 658
J98Q56J C1998 08 30.44612 00 39 26.26 -05 15 20.1 658
J98Q56J C1998 08 30.44840 00 39 26.45 -05 15 24.0 658
J98Q56J C1998 08 30.53464 00 39 35.00 -05 17 34.7 19.4 R 422
J98Q56J C1998 08 30.53709 00 39 35.13 -05 17 38.5 18.7 R 422
J98Q56J C1998 08 30.53902 00 39 35.34 -05 17 43.7 19.2 R 422
J98Q56J C1998 08 30.53953 00 39 35.42 -05 17 44.0 19.4 R 422
J98Q56J C1998 08 31.02615 00 40 17.94 -05 32 30.0 18.6 V 620
J98Q56J C1998 08 31.03761 00 40 18.86 -05 32 50.9 620
J98Q56J C1998 08 31.04571 00 40 19.55 -05 33 03.7 620
J98Q56J C1998 08 31.38912 00 40 49.85 -05 43 24.6 658
J98Q56J C1998 08 31.39125 00 40 50.03 -05 43 28.3 658
J98Q56J C1998 08 31.39311 00 40 50.17 -05 43 31.8 658
J98Q56J C1998 08 31.93576 00 41 38.36 -05 59 58.7 17.7 R 611
J98Q56J C1998 08 31.94190 00 41 38.82 -06 00 08.7 17.7 R 611
J98Q56J C1998 08 31.94792 00 41 39.28 -06 00 20.0 17.8 R 611
J98Q56J C1998 08 31.95903 00 41 40.14 -06 00 40.8 557
J98Q56J C1998 08 31.96135 00 41 40.33 -06 00 45.2 557
J98Q56J C1998 08 31.96369 00 41 40.53 -06 00 49.7 18.4 557
J98Q56J C1998 08 31.97128 00 41 41.17 -06 01 02.9 046
J98Q56J C1998 08 31.97255 00 41 41.31 -06 01 05.2 046
J98Q56J C1998 08 31.97385 00 41 41.41 -06 01 07.8 18.8 V 046
Observer details:
046 Klet. Observers M. Tichy, Z. Moravec. Measurer M. Tichy. 0.57-m f/5.2
reflector + CCD.
106 Crni Vrh. Observers H. Mikuz, J. Skvarc. 0.36-m f/6.7 Schmidt-Cassegrain
+ CCD.
422 Loomberah. Observer G. J. Garradd. 0.45-m f/5.4 reflector + CCD.
426 Woomera. Observer F. B. Zoltowski. 0.30-m f/3.3 Schmidt-Cassegrain + CCD.
557 Ondrejov. Observer L. Sarounova. 0.65-m f/3.6 reflector + CCD.
611 Starkenburg. Observers M. Busch, P. Geffert, R. Stoss. 0.45-m f/4.4
reflector + CCD.
620 Observatorio Astronomico de Mallorca. Observers A. Lopez, R. Pacheco.
0.30-m f/3.3 Schmidt-Cassegrain + CCD.
658 Dominion Astrophysical Observatory. Observers G. C. L. Aikman,
D. D. Balam. 1.82-m reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko. Measurers J. Stuart, H. Viggh, R. Sayer. 1.0-m f/2.15
reflector + CCD.
734 Farpoint Observatory. Observer G. Hug. 0.30-m Schmidt-Cassegrain + CCD.
Orbital elements:
1998 QJ56
Epoch 1998 Aug. 15.0 TT = JDT 2451040.5 Williams
M 343.94076 (2000.0) P Q
n 0.22445372 Peri. 229.92924 +0.87818716 -0.46414599
a 2.6815435 Node 157.00016 +0.47663747 +0.86940710
e 0.4844599 Incl. 17.20395 -0.04005044 +0.16941014
P 4.39 H 18.0 G 0.15
From 43 observations 1998 Aug. 28-31.
Ephemeris:
1998 QJ56 a,e,i = 2.68, 0.48, 17 q = 1.3824
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1998 08 25 00 31.28 -02 46.1 0.569 1.514 145.1 22.4 18.8
1998 08 30 00 38.78 -05 02.0 0.537 1.494 148.5 20.7 18.5
1998 09 04 00 46.07 -07 36.4 0.510 1.477 151.5 19.0 18.4
1998 09 09 00 53.09 -10 26.6 0.487 1.460 153.8 17.8 18.2
1998 09 14 00 59.80 -13 28.7 0.469 1.445 155.0 17.1 18.1
1998 09 19 01 06.13 -16 36.9 0.456 1.431 155.0 17.2 18.0
1998 09 24 01 12.06 -19 44.4 0.448 1.419 153.7 18.2 18.0
1998 09 29 01 17.60 -22 43.8 0.445 1.408 151.4 19.9 18.0
1998 10 04 01 22.77 -25 28.6 0.445 1.400 148.5 21.9 18.0
1998 10 09 01 27.59 -27 53.2 0.450 1.393 145.2 24.2 18.1
1998 10 14 01 32.11 -29 53.9 0.458 1.387 141.9 26.3 18.2
1998 10 19 01 36.38 -31 28.2 0.470 1.384 138.7 28.4 18.3
1998 10 24 01 40.53 -32 35.0 0.483 1.383 135.7 30.2 18.4
1998 10 29 01 44.65 -33 14.8 0.499 1.383 133.0 31.7 18.5
1998 11 03 01 48.86 -33 28.7 0.517 1.385 130.5 33.0 18.7
1998 11 08 01 53.21 -33 18.9 0.537 1.389 128.3 34.0 18.8
1998 11 13 01 57.77 -32 47.3 0.558 1.395 126.3 34.8 18.9
1998 11 18 02 02.58 -31 56.0 0.581 1.403 124.6 35.5 19.0
1998 11 23 02 07.70 -30 47.2 0.606 1.412 123.0 35.9 19.1
1998 11 28 02 13.17 -29 23.4 0.632 1.423 121.5 36.2 19.2
1998 12 03 02 18.99 -27 47.0 0.660 1.436 120.2 36.4 19.4
1998 12 08 02 25.14 -26 00.2 0.690 1.450 118.9 36.5 19.5
1998 12 13 02 31.62 -24 05.1 0.722 1.466 117.6 36.5 19.6
1998 12 18 02 38.42 -22 03.4 0.756 1.483 116.3 36.5 19.7
1998 12 23 02 45.54 -19 57.2 0.793 1.502 115.0 36.4 19.9
1998 12 28 02 52.97 -17 48.2 0.831 1.521 113.6 36.3 20.0
1999 01 02 03 00.68 -15 38.1 0.873 1.542 112.2 36.2 20.1
1999 01 07 03 08.65 -13 28.3 0.916 1.564 110.7 36.0 20.3
1999 01 12 03 16.86 -11 19.9 0.963 1.586 109.2 35.8 20.4
1999 01 17 03 25.29 -09 14.0 1.012 1.610 107.5 35.6 20.5
1999 01 22 03 33.94 -07 11.4 1.064 1.634 105.8 35.4 20.7
1999 01 27 03 42.80 -05 13.0 1.118 1.659 104.0 35.2 20.8
1999 02 01 03 51.83 -03 19.4 1.175 1.685 102.1 34.9 20.9
1999 02 06 04 01.03 -01 31.0 1.235 1.711 100.2 34.5 21.1
1999 02 11 04 10.37 +00 12.0 1.297 1.738 98.2 34.2 21.2
1999 02 16 04 19.84 +01 49.2 1.361 1.765 96.1 33.8 21.3
1999 02 21 04 29.45 +03 20.5 1.428 1.793 94.0 33.4 21.4
1999 02 26 04 39.16 +04 45.9 1.497 1.821 91.8 32.9 21.6
1999 03 03 04 48.96 +06 05.3 1.567 1.849 89.6 32.4 21.7
1999 03 08 04 58.83 +07 18.8 1.640 1.877 87.4 31.9 21.8
1999 03 13 05 08.77 +08 26.5 1.713 1.906 85.1 31.3 21.9
Gareth V. Williams (C) Copyright 1998 MPC M.P.E.C. 1998-R03
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