MPEC 1995-O01 : 1993 PB
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M.P.E.C. 1995-O01 Issued 1995 July 20, 19:27 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
1993 PB
Observations:
J93P00B C1995 06 05.80780 23 26 39.12 +06 17 52.1 413
J93P00B C1995 06 05.81208 23 26 39.24 +06 17 56.2 413
J93P00B C1995 07 20.68025 23 15 25.62 +17 49 25.0 413
J93P00B C1995 07 20.68331 23 15 25.44 +17 49 27.5 413
J93P00B C1995 07 20.68765 23 15 25.14 +17 49 31.1 413
J93P00B C1995 07 20.69313 23 15 24.76 +17 49 35.7 413
J93P00B C1995 07 20.69792 23 15 24.43 +17 49 39.5 413
J93P00B C1995 07 20.70130 23 15 24.23 +17 49 42.4 413
Observer details:
413 Siding Spring Observatory. Observers R. H. McNaught, D. I. Steel,
D. J. Asher, G. J. Garradd. Measurers D. J. Asher, R. H. McNaught.
1.0-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees)
950605 413 0.03- 0.06- 950720 413 0.06- 0.07- MPC 22700
Orbital elements:
1993 PB
Id. D. I. Steel (1995 observations)
Epoch 1995 Oct. 10.0 TT = JDT 2450000.5 Williams
M 195.41666 (2000.0) P Q
n 0.58016851 Peri. 212.22125 -0.88881067 -0.06038289
a 1.4237485 Node 316.03255 +0.41139951 -0.54186960
e 0.6067043 Incl. 40.87004 -0.20190601 -0.83829067
P 1.70 H 16.5 G 0.15 U 5
Residuals in seconds of arc
930813 691 0.6- 0.0 930820 587 0.7+ 0.5+ 930920 658 0.5- 0.4-
930813 691 0.7- 0.3- 930820 587 1.8+ 0.7- 930920 658 0.9- 0.4-
930813 691 0.2- 0.1+ 930820 587 1.0+ 0.3+ 930920 658 0.0 0.3-
930814 691 0.4- 0.3- 930822 691 0.1- 0.1+ 930921 658 0.3- 0.4-
930814 691 0.8+ 0.2+ 930822 691 0.5- 0.1- 930921 658 0.3+ 0.5-
930814 691 0.2- 0.1+ 930822 691 0.2- 0.1- 930921 658 0.4- 0.2-
930815 691 0.3- 0.1+ 930824 413 0.4+ 0.4+ 950605 413 0.1+ 0.3-
930815 691 0.3- 0.2+ 930824 413 0.6+ 0.4+ 950605 413 0.5+ 0.3-
930815 691 0.7- 0.0 930825 413 0.9+ 0.5+ 950720 413 0.0 0.1+
930817 587 1.4+ 0.7- 930825 413 0.8+ 0.5+ 950720 413 0.3+ 0.1+
930817 587 0.1+ 0.1+ 930903 413 0.9+ 0.8+ 950720 413 0.2+ 0.0
930817 691 0.5- 0.0 930903 413 0.6+ 0.6+ 950720 413 0.1- 0.0
930817 691 0.9- 0.2- 930911 691 1.6- 0.5- 950720 413 0.2- 0.2-
930817 691 0.4- 0.1+ 930911 691 2.1- 0.1+ 950720 413 0.1+ 0.1-
Ephemeris:
1993 PB a,e,i = 1.42, 0.61, 41 q = 0.5600
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1995 07 12 23 23.14 +15 43.6 1.651 2.218 110.2 25.5 20.5
1995 07 22 23 13.97 +18 07.6 1.556 2.238 119.5 23.3 20.3
1995 08 01 23 00.45 +20 14.1 1.474 2.255 128.9 20.5 20.1
1995 08 11 22 42.77 +21 52.1 1.414 2.268 137.7 17.5 19.9
1995 08 21 22 21.93 +22 50.3 1.378 2.278 144.4 15.0 19.8
1995 08 31 21 59.78 +23 01.4 1.371 2.284 146.9 14.0 19.8
1995 09 10 21 38.68 +22 27.1 1.393 2.287 144.2 14.9 19.8
1995 09 20 21 20.66 +21 18.6 1.443 2.287 137.5 17.2 20.0
1995 09 30 21 06.96 +19 51.1 1.515 2.283 129.0 19.9 20.2
1995 10 10 20 57.96 +18 19.5 1.606 2.275 120.0 22.3 20.4
1995 10 20 20 53.38 +16 54.8 1.708 2.265 111.0 24.2 20.6
1995 10 30 20 52.72 +15 43.5 1.816 2.250 102.4 25.5 20.7
1995 11 09 20 55.37 +14 49.3 1.927 2.232 94.3 26.3 20.9
1995 11 19 21 00.76 +14 13.4 2.035 2.211 86.7 26.5 21.0
1995 11 29 21 08.44 +13 56.1 2.139 2.186 79.5 26.3 21.0
1995 12 09 21 18.01 +13 57.1 2.233 2.157 72.8 25.9 21.1
1995 12 19 21 29.19 +14 15.6 2.318 2.125 66.4 25.1 21.1
1995 12 29 21 41.75 +14 51.0 2.391 2.089 60.5 24.2 21.1
(Last issue was M.P.E.C. 1995-N07)
Gareth V. Williams M.P.E.C. 1995-O01
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