MPEC 1999-O08: 1998 MQ
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M.P.E.C. 1999-O08 Issued 1999 July 17, 22:19 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 ISSN 1523-6714
1998 MQ
Revision to MPEC 1998-M08
Observations:
J98M00Q 5 1979 12 19.44791 02 32 16.85 -17 20 37.8 413
J98M00Q 5 1979 12 19.49305 02 32 22.60 -17 20 32.9 413
Observer details:
413 Siding Spring. Trail located and measured by A. Doppler, A. Gnadig and
G. Hahn. 1.2-m Schmidt.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
791219 413 0.04+ 0.01- 791219 413 0.04+ 0.01- MPC 33755 -0.025 day
Orbital elements:
1998 MQ
Epoch 1999 Aug. 10.0 TT = JDT 2451400.5 Williams
M 121.37360 (2000.0) P Q
n 0.41391497 Peri. 138.55199 +0.96159245 +0.04666038
a 1.7831804 Node 221.26611 -0.07074133 +0.99428393
e 0.4081526 Incl. 24.21128 +0.26520863 +0.09603267
P 2.38 H 16.6 G 0.15 U 1
Residuals in seconds of arc
791219 413 0.3+ 0.7+ 980701 426 0.0 0.1- 980904 402 0.3+ 0.1+
791219 413 0.2- 0.4- 980701 426 0.2+ 0.0 980904 402 0.2+ 0.2+
980523 704 0.1+ 0.1+ 980701 426 0.2+ 0.8- 980904 402 0.0 0.2-
980523 704 (2.3- 1.9-) 980701 426 0.0 0.5- 980909 360 0.0 0.2+
980523 704 0.0 1.3+ 980702 658 0.3- 0.1+ 980909 360 0.2- 0.1+
980523 704 0.9- 0.2+ 980702 658 0.3- 0.1+ 980909 360 0.1- 0.6+
980523 704 0.7+ 1.1- 980702 658 0.6- 0.5+ 980920 426 1.3+ 1.5-
980604 704 0.1+ 1.5+ 980702 360 0.4+ 0.1- 980920 426 0.8+ 0.5-
980604 704 0.1+ 0.1+ 980702 360 0.3+ 0.0 980920 426 1.5+ 0.4-
980604 704 0.3+ 1.3+ 980702 360 0.2+ 0.1- 980920 426 0.2+ 0.5-
980604 704 0.6+ 0.6- 980702 620 (3.2- 1.6+) 980922 658 0.3- 0.2-
980604 704 0.4- 0.4- 980702 620 (3.2- 1.3+) 980922 658 0.4- 0.2+
980604 699 0.3- 0.7- 980702 557 0.2- 0.3+ 980922 658 0.3- 0.0
980604 699 1.2+ 1.3- 980702 620 0.7- 1.6+ 980924 658 0.7- 0.3-
980604 699 0.6+ 2.0- 980702 557 0.2+ 0.2- 980924 658 0.4- 0.5-
980618 699 0.4- 0.2- 980702 557 0.1- 0.5- 980924 658 0.7- 0.3-
980618 699 0.5+ 0.3+ 980703 046 0.2- 0.0 981009 360 0.1+ 0.8-
980618 699 0.0 0.1- 980703 046 0.2+ 0.5- 981009 360 0.1+ 0.6-
980619 696 0.2- 0.1+ 980703 046 0.4- 0.1+ 981009 360 0.0 0.5-
980619 696 0.0 0.1+ 980703 046 0.5+ 0.1- 981010 118 0.5- 1.1-
980619 696 0.1- 0.0 980708 402 0.0 0.4- 981010 118 0.4- 0.7-
980619 734 0.9+ 0.2+ 980708 402 0.2+ 0.4- 981016 422 1.3- 0.6+
980619 734 0.9+ 1.2- 980708 402 0.2- 0.7- 981019 658 0.3- 0.4+
980619 734 0.8+ 1.5- 980708 402 0.1- 0.6- 981019 658 0.2- 0.3+
980619 620 0.4- 1.8+ 980710 658 0.6- 0.1+ 981019 658 0.1- 0.4+
980619 620 0.2+ 0.4- 980710 658 0.3- 0.1+ 981021 557 0.2- 0.0
980619 620 0.4+ 0.0 980710 658 0.4- 0.2+ 981021 557 0.3- 0.3+
980619 620 0.4- 0.3- 980714 046 0.4+ 0.9+ 981021 118 0.3- 0.6+
980619 611 0.0 0.1- 980714 046 0.0 0.3+ 981021 557 0.5+ 1.2+
980619 611 0.3- 0.6+ 980714 046 0.1+ 0.0 981021 557 0.1- 0.9+
980619 587 0.2- 0.1- 980714 046 0.1+ 0.2+ 981021 557 0.2- 0.6+
980619 611 0.0 0.3- 980715 118 0.2+ 0.4+ 981021 118 1.4- 0.2+
980619 587 0.0 0.3+ 980715 118 0.0 0.3+ 981021 557 0.6+ 1.2+
980619 587 0.2- 0.3- 980717 587 0.2+ 0.2+ 981025 118 1.4+ 0.5-
980619 046 0.2+ 0.5+ 980717 046 0.5- 0.0 981025 118 0.3+ 0.6-
980619 046 0.1- 0.5+ 980717 118 0.3- 0.1+ 981026 118 0.1- 0.8-
980619 046 0.0 0.1+ 980717 046 0.4- 0.4+ 981026 118 0.1+ 0.7-
980619 046 0.2- 0.2+ 980717 046 0.2- 0.3+ 981027 658 1.4- 0.7+
980619 046 0.8- 0.1+ 980717 118 0.1- 0.1- 981027 658 0.1- 0.4+
980620 658 0.5- 0.1+ 980717 587 0.1- 0.0 981027 658 0.8- 0.2+
980620 658 0.6- 0.0 980718 402 0.3- 0.1- 981029 360 0.1- 0.5+
980620 658 0.6- 0.1+ 980718 402 0.0 0.2+ 981029 360 0.0 0.3+
980620 402 0.2- 0.0 980718 402 0.0 0.2+ 981029 360 0.0 0.5+
980620 402 0.1+ 0.1+ 980719 557 0.1- 0.2+ 981105 402 0.6+ 0.7-
980620 402 0.1+ 0.2+ 980719 557 0.2+ 0.3+ 981105 402 0.4+ 0.6-
980620 046 0.1- 0.2- 980722 118 0.1- 0.3+ 981105 402 0.5- 0.7-
980620 046 0.0 0.0 980722 118 0.0 0.3+ 981105 118 0.0 0.3-
980620 046 0.3- 0.1- 980725 587 0.6+ 0.6+ 981105 118 0.2+ 0.4-
980622 688 0.0 0.1- 980806 557 0.3+ 0.1+ 981112 360 0.3- 0.0
980622 688 0.2- 0.0 980806 557 0.1- 0.1- 981112 360 0.5- 0.1+
980622 688 0.0 0.2- 980806 557 0.2+ 0.1- 981112 360 0.2- 0.1+
980622 688 0.0 0.1+ 980807 046 0.4- 0.6+ 981116 118 0.3- 0.7+
980622 688 0.1+ 0.1- 980807 046 0.3+ 0.8+ 981116 118 0.0 0.2+
980622 688 0.5+ 0.6- 980807 046 0.1+ 0.7+ 981120 689 0.4+ 0.2-
980622 688 0.1- 0.1+ 980810 046 0.5+ 0.1- 981205 118 0.8- 0.5+
980622 688 0.4+ 0.3- 980810 046 0.4+ 0.3+ 981205 118 0.2- 0.2-
980622 688 0.2- 0.1+ 980810 046 0.0 0.8+ 981208 704 0.6+ 0.4+
980622 688 0.5- 0.3+ 980810 046 0.2+ 0.2- 981208 704 0.4+ 0.2-
980622 046 0.0 0.0 980815 046 0.5- 0.9- 981208 704 0.4- 0.5+
980622 046 0.1- 0.2+ 980815 046 0.4- 0.0 981208 704 0.6- 0.5-
980622 046 0.1- 0.4+ 980815 046 0.2+ 0.6+ 981208 704 0.1- 1.4-
980623 620 1.0+ 0.1- 980815 118 0.9+ 0.3- 981209 118 1.1+ 0.4-
980623 620 0.4+ 0.1- 980815 118 1.0+ 0.1- 981209 118 1.1+ 0.5-
980623 620 0.1+ 0.1- 980816 118 0.9+ 0.5+ 981209 118 1.0+ 0.7-
980624 620 1.9- 0.2- 980816 118 0.7+ 0.4+ 981211 360 0.3+ 0.4-
980624 860 0.9- 1.8+ 980817 557 0.2+ 1.0+ 981211 360 0.1+ 0.9-
980624 860 0.7- 0.1+ 980817 557 0.2+ 0.2- 981211 360 0.1+ 0.5-
980624 860 0.7- 0.5+ 980821 402 0.2- 0.5+ 981212 422 0.3+ 0.0
980624 104 0.9+ 0.8- 980821 402 0.4- 0.8- 981212 422 0.3+ 0.4+
980624 104 0.4+ 0.6- 980821 402 0.5+ 0.3+ 981212 422 0.4+ 0.3+
980624 104 0.5+ 0.1- 980826 658 1.1+ 0.8- 990105 428 0.7- 1.1+
980624 104 0.8+ 0.2+ 980826 658 1.0+ 0.5- 990105 428 0.3- 0.7+
980627 557 0.4- 0.1+ 980826 658 0.5+ 0.7- 990106 428 0.3- 0.2+
980627 557 0.7- 0.1+ 980828 658 0.1- 0.2+ 990106 428 0.4- 0.5-
980628 046 0.3- 0.5- 980828 658 0.1- 0.1+ 990110 422 0.8- 0.3+
980628 046 0.4- 0.9- 980828 658 0.1- 0.1+ 990110 422 0.5- 0.2+
980628 046 0.4- 1.3- 980829 658 0.7+ 0.6+ 990110 422 0.9- 0.1-
980628 046 0.2- 1.1- 980829 658 0.3+ 0.1+
980628 046 0.1+ 0.1+ 980829 658 0.5+ 0.1+
Gareth V. Williams (C) Copyright 1999 MPC M.P.E.C. 1999-O08
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