MPEC 1997-X10 : 1997 XR2
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Read MPEC 1997-X09
Read MPEC 1997-X11
M.P.E.C. 1997-X10 Issued 1997 Dec. 7, 16:20 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
1997 XR2
Observations:
J97X02R* C1997 12 04.23858 04 22 30.74 +19 51 32.8 704
J97X02R C1997 12 04.25599 04 22 28.48 +19 49 48.8 16.7 704
J97X02R C1997 12 04.27259 04 22 26.55 +19 48 06.4 17.3 704
J97X02R C1997 12 04.28913 04 22 24.22 +19 46 32.2 16.9 704
J97X02R C1997 12 04.31239 04 22 21.27 +19 44 13.6 704
J97X02R C1997 12 05.10446 04 21 27.54 +18 29 00.8 704
J97X02R C1997 12 05.10766 04 21 27.20 +18 28 43.9 704
J97X02R C1997 12 05.11044 04 21 26.96 +18 28 29.0 704
J97X02R C1997 12 05.11323 04 21 26.70 +18 28 14.1 704
J97X02R C1997 12 05.11680 04 21 26.35 +18 27 55.3 704
J97X02R C1997 12 05.17227 04 21 20.49 +18 23 03.1 704
J97X02R C1997 12 05.18979 04 21 18.57 +18 21 30.4 704
J97X02R C1997 12 05.20648 04 21 16.71 +18 20 01.8 704
J97X02R C1997 12 05.22521 04 21 14.93 +18 18 24.2 17.3 704
J97X02R C1997 12 05.26176 04 21 10.46 +18 15 07.2 704
J97X02R C1997 12 05.56828 04 20 49.33 +17 48 07.8 15.7 V 355
J97X02R C1997 12 05.57031 04 20 49.11 +17 47 57.2 355
J97X02R C1997 12 05.57249 04 20 48.86 +17 47 46.2 355
J97X02R C1997 12 05.57465 04 20 48.65 +17 47 34.6 355
J97X02R C1997 12 05.69358 04 20 36.21 +17 37 17.7 15.9 V 402
J97X02R C1997 12 05.69566 04 20 36.00 +17 37 06.7 402
J97X02R C1997 12 05.69774 04 20 35.80 +17 36 55.9 402
J97X02R C1997 12 05.85457 04 20 31.75 +17 23 18.2 15.8 V 046
J97X02R C1997 12 05.85611 04 20 31.62 +17 23 10.7 046
J97X02R C1997 12 05.85728 04 20 31.49 +17 23 04.3 046
J97X02R C1997 12 05.85859 04 20 31.38 +17 22 58.1 046
J97X02R C1997 12 05.86002 04 20 31.22 +17 22 51.2 046
J97X02R C1997 12 06.72921 04 19 39.79 +16 13 00.6 15.8 V 046
J97X02R C1997 12 06.73059 04 19 39.68 +16 12 54.0 046
J97X02R C1997 12 06.73177 04 19 39.59 +16 12 48.9 046
J97X02R C1997 12 06.73339 04 19 39.47 +16 12 41.2 046
J97X02R C1997 12 06.89293 04 19 26.76 +16 00 47.8 16.2 V 046
J97X02R C1997 12 06.89420 04 19 26.58 +16 00 42.3 046
J97X02R C1997 12 06.89542 04 19 26.54 +16 00 36.6 046
J97X02R C1997 12 06.95889 04 19 21.39 +15 55 56.1 587
J97X02R C1997 12 06.96150 04 19 21.15 +15 55 44.3 587
J97X02R C1997 12 06.96373 04 19 20.95 +15 55 34.2 587
J97X02R C1997 12 07.03659 04 19 23.00 +15 50 27.6 15.3 R 758
J97X02R C1997 12 07.07718 04 19 19.61 +15 47 32.5 15.7 R 758
J97X02R C1997 12 07.07915 04 19 19.41 +15 47 23.9 16.3 R 758
J97X02R C1997 12 07.26241 04 19 06.53 +15 33 30.6 658
J97X02R C1997 12 07.26451 04 19 06.41 +15 33 22.2 658
J97X02R C1997 12 07.26916 04 19 05.99 +15 33 02.2 658
J97X02R C1997 12 07.27395 04 19 05.56 +15 32 41.8 658
Observer details:
046 Klet. Observers J. Ticha, M. Tichy. Measurer M. Tichy. 0.57-m f/5.2
reflector + CCD.
355 Hadano. Observer A. Asami. 0.2-m f/4.0 reflector + CCD.
402 Dynic Astronomical Observatory. Observer A. Sugie. 0.60-m f/3.7 reflector
+ CCD.
587 Sormano. Observers F. Manca, P. Sicoli. 0.5-m reflector + CCD.
658 Dominion Astrophysical Observatory. Observer G. C. L. Aikman. 1.82-m
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.
758 BCC Observatory, Cocoa. Observer I. P. Griffin. 0.30-m f/5 Maksutov + CCD.
Orbital elements:
1997 XR2
Epoch 1997 Nov. 28.0 TT = JDT 2450780.5 Williams
M 67.75703 (2000.0) P Q
n 0.88294954 Peri. 84.55488 +0.90251460 +0.41432919
a 1.0760822 Node 250.92426 -0.42768087 +0.83026359
e 0.2005731 Incl. 7.13994 -0.05056155 +0.37281858
P 1.12 H 21.0 G 0.15
From 42 observations 1997 Dec. 4-7.
Ephemeris:
1997 XR2 a,e,i = 1.08, 0.20, 7 q = 0.8602
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1997 11 28 04 36.83 +34 42.6 0.050 1.035 165.8 13.5 15.3
1997 12 03 04 24.36 +22 03.9 0.066 1.052 177.0 2.8 15.5
1997 12 08 04 18.46 +14 43.0 0.086 1.069 167.5 11.5 16.5
1997 12 13 04 15.69 +10 17.7 0.107 1.085 159.8 18.3 17.3
1997 12 18 04 14.80 +07 34.4 0.130 1.102 153.6 23.4 17.9
1997 12 23 04 15.28 +05 54.8 0.154 1.118 148.3 27.6 18.4
1997 12 28 04 16.91 +04 57.3 0.180 1.133 143.6 31.0 18.9
1998 01 02 04 19.59 +04 28.9 0.207 1.148 139.4 33.9 19.3
1998 01 07 04 23.24 +04 21.1 0.235 1.163 135.5 36.4 19.7
1998 01 12 04 27.74 +04 27.7 0.264 1.176 131.9 38.5 20.0
1998 01 17 04 32.99 +04 44.6 0.294 1.189 128.5 40.4 20.3
1998 01 22 04 38.92 +05 08.7 0.326 1.202 125.3 42.0 20.6
1998 01 27 04 45.49 +05 37.9 0.358 1.214 122.2 43.4 20.9
1998 02 01 04 52.67 +06 10.4 0.391 1.225 119.3 44.6 21.1
1998 02 06 05 00.43 +06 44.7 0.424 1.235 116.4 45.6 21.3
1998 02 11 05 08.69 +07 19.6 0.458 1.244 113.7 46.6 21.5
1998 02 16 05 17.40 +07 54.3 0.493 1.253 111.1 47.3 21.7
1998 02 21 05 26.54 +08 27.9 0.528 1.261 108.6 48.0 21.9
1998 02 26 05 36.07 +08 59.9 0.563 1.268 106.2 48.6 22.1
Gareth V. Williams (C) Copyright 1997 MPC M.P.E.C. 1997-X10
Read MPEC 1997-X09
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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)