MPEC 2001-V57 : 2001 QX322, 2001 UR163, 2001 VN71
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M.P.E.C. 2001-V57 Issued 2001 Nov. 14, 19:05 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.
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2001 QX322, 2001 UR163, 2001 VN71
Observations:
K01QW2X* C2001 08 19.03983 23 45 43.05 +28 13 10.8 22.0 950
K01QW2X C2001 08 19.07472 23 45 42.84 +28 13 09.5 22.2 950
K01QW2X C2001 08 19.10871 23 45 42.66 +28 13 09.8 22.0 950
K01QW2X C2001 08 19.14417 23 45 42.49 +28 13 09.8 22.0 950
K01QW2X C2001 08 19.21794 23 45 42.16 +28 13 10.1 22.1 950
K01QW2X C2001 08 20.08731 23 45 38.39 +28 13 09.0 22.2 950
K01QW2X C2001 08 20.09524 23 45 38.37 +28 13 09.3 22.4 950
K01QW2X C2001 08 20.10318 23 45 38.34 +28 13 09.5 950
K01QW2X C2001 08 20.11114 23 45 38.24 +28 13 08.7 22.0 950
K01QW2X C2001 08 20.15216 23 45 38.04 +28 13 08.6 22.4 950
K01QW2X C2001 08 22.08518 23 45 29.45 +28 13 03.1 21.8 950
K01QW2X C2001 08 22.09308 23 45 29.41 +28 13 03.0 21.8 950
K01QW2X C2001 08 22.18019 23 45 28.97 +28 13 02.9 21.8 950
K01QW2X C2001 08 22.21408 23 45 28.84 +28 13 03.0 22.1 950
K01QW2X C2001 08 23.04174 23 45 25.05 +28 12 58.6 22.2 950
K01QW2X C2001 08 23.05846 23 45 25.00 +28 12 58.4 950
K01QW2X C2001 08 23.08449 23 45 24.89 +28 12 58.7 22.2 950
K01QW2X C2001 08 23.13417 23 45 24.64 +28 12 58.6 22.1 950
K01QW2X C2001 08 23.19114 23 45 24.34 +28 12 57.7 22.4 950
K01QW2X C2001 08 23.22455 23 45 24.22 +28 12 58.1 22.0 950
K01QW2X C2001 08 24.10178 23 45 20.20 +28 12 53.4 22.2 950
K01QW2X C2001 08 24.10972 23 45 20.16 +28 12 53.5 21.8 950
K01QW2X C2001 08 24.11773 23 45 20.13 +28 12 53.6 21.9 950
K01QW2X C2001 08 26.05472 23 45 11.06 +28 12 39.8 22.1 950
K01QW2X C2001 08 26.07144 23 45 10.99 +28 12 40.0 22.1 950
K01QW2X C2001 08 26.08814 23 45 10.90 +28 12 39.8 22.1 950
K01UG3R* C2001 10 21.19313 01 14 11.91 +08 39 55.9 20.5 R 695
K01UG3R C2001 10 21.25428 01 14 11.68 +08 39 54.4 695
K01UG3R C2001 11 14.15895 01 12 43.85 +08 30 54.7 20.6 R 688
K01UG3R C2001 11 14.23341 01 12 43.58 +08 30 53.6 688
K01UG3R C2001 11 14.26278 01 12 43.50 +08 30 52.8 688
K01V71N* C2001 11 09.45228 03 48 13.18 +15 33 57.1 23.9 R 568
K01V71N C2001 11 09.48072 03 48 13.02 +15 33 56.7 23.9 R 568
K01V71N C2001 11 09.56655 03 48 12.42 +15 33 55.4 23.8 R 568
K01V71N C2001 11 10.38146 03 48 06.96 +15 33 43.0 568
Observer details:
568 Mauna Kea. Observers B. Gladman, J. Kavelaars. 3.6-m Canada-France-
Hawaii Telescope + CCD.
688 Lowell Observatory, Anderson Mesa Station. Observer L. H. Wasserman.
1.8-m reflector + CCD.
695 Kitt Peak. Observers J. L. Elliot, S. D. Kern, K. E. Washburn. Measurers
M. W. Buie, L. H. Wasserman, R. L. Millis, J. L. Elliot, S. D. Kern.
4-m reflector + CCD.
950 La Palma. Observer P. Groot. Measurers G. A. Esquerdo, D. A. Schuster.
2.5-m Isaac Newton Telescope + CCD.
Orbital elements:
Object H G Epoch M Peri. Node Incl. e a Arc C
K01QW2X 5.2 0.15 K018J 0.001 109.379 255.997 28.348 0.10355 43.92695 7EX
K01UG3R 4.0 0.15 K01AI 180.023 264.299 296.221 0.741 0.10561 44.48322 24EX
K01V71N 9.4 0.15 K01B7 31.345 286.491 69.769 19.638 0.33725 39.72532 1EX
Ephemerides:
2001 QX322 a,e,i = 43.93, 0.10, 28 q = 39.378
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 11 07 23 39.54 +27 30.3 38.672 39.378 135.0 1.0 21.3
2001 11 17 23 39.13 +27 21.7 38.777 39.378 126.9 1.2 21.3
2001 11 27 23 38.88 +27 13.3 38.901 39.378 118.3 1.3 21.3
2001 12 07 23 38.81 +27 05.5 39.040 39.378 109.4 1.4 21.3
2001 12 17 23 38.92 +26 58.3 39.188 39.378 100.4 1.4 21.3
2001 12 27 23 39.21 +26 52.2 39.343 39.378 91.4 1.4 21.3
2002 01 06 23 39.68 +26 47.3 39.498 39.378 82.3 1.4 21.4
2002 01 16 23 40.32 +26 43.7 39.650 39.378 73.3 1.4 21.4
2002 01 26 23 41.10 +26 41.5 39.793 39.379 64.5 1.3 21.4
2002 02 05 23 42.01 +26 40.9 39.923 39.379 55.9 1.2 21.4
2002 02 15 23 43.03 +26 41.8 40.037 39.379 47.7 1.1 21.3
2002 02 25 23 44.13 +26 44.2 40.131 39.379 40.0 0.9 21.3
2002 03 07 23 45.29 +26 47.9 40.203 39.379 33.4 0.8 21.3
2001 UR163 a,e,i = 44.48, 0.11, 1 q = 39.785
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 11 07 01 13.14 +08 33.4 48.278 49.181 155.5 0.5 21.0
2001 11 17 01 12.58 +08 30.0 48.365 49.181 145.3 0.7 21.0
2001 11 27 01 12.10 +08 26.9 48.478 49.181 135.0 0.8 21.0
2001 12 07 01 11.72 +08 24.5 48.612 49.181 124.8 0.9 21.0
2001 12 17 01 11.44 +08 22.7 48.764 49.181 114.6 1.0 21.1
2001 12 27 01 11.30 +08 21.6 48.928 49.181 104.3 1.1 21.1
2002 01 06 01 11.28 +08 21.4 49.100 49.181 94.2 1.1 21.1
2002 01 16 01 11.40 +08 21.9 49.274 49.181 84.0 1.1 21.1
2002 01 26 01 11.64 +08 23.2 49.445 49.181 73.9 1.1 21.1
2002 02 05 01 12.01 +08 25.3 49.608 49.181 63.8 1.0 21.1
2002 02 15 01 12.50 +08 28.1 49.757 49.181 53.8 0.9 21.1
2002 02 25 01 13.09 +08 31.6 49.889 49.181 43.9 0.8 21.1
2002 03 07 01 13.76 +08 35.6 50.000 49.181 34.1 0.6 21.1
2001 VN71 a,e,i = 39.73, 0.34, 20 q = 26.328
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 11 07 03 48.49 +15 34.6 29.293 30.254 165.6 0.5 24.2
2001 11 17 03 47.36 +15 32.1 29.278 30.262 174.5 0.2 24.2
2001 11 27 03 46.22 +15 29.8 29.294 30.271 171.8 0.3 24.2
2001 12 07 03 45.10 +15 27.8 29.340 30.279 162.1 0.6 24.3
2001 12 17 03 44.06 +15 26.3 29.416 30.288 151.9 0.9 24.3
2001 12 27 03 43.13 +15 25.4 29.519 30.296 141.6 1.2 24.3
2002 01 06 03 42.35 +15 25.1 29.647 30.305 131.3 1.4 24.4
2002 01 16 03 41.75 +15 25.6 29.795 30.314 121.0 1.6 24.4
2002 01 26 03 41.36 +15 26.9 29.959 30.322 110.8 1.7 24.4
2002 02 05 03 41.19 +15 29.1 30.133 30.331 100.6 1.8 24.4
2002 02 15 03 41.25 +15 32.0 30.314 30.339 90.6 1.9 24.4
2002 02 25 03 41.54 +15 35.6 30.494 30.348 80.6 1.8 24.5
2002 03 07 03 42.06 +15 39.9 30.670 30.357 70.7 1.8 24.5
2002 03 17 03 42.78 +15 44.8 30.836 30.365 60.9 1.6 24.5
2002 03 27 03 43.69 +15 50.2 30.988 30.374 51.3 1.5 24.5
2002 04 06 03 44.76 +15 56.0 31.122 30.382 41.7 1.3 24.5
2002 04 16 03 45.98 +16 02.0 31.235 30.391 32.3 1.0 24.4
The assumed Neptune 2:3-resonance orbit for 2001 VN71 keeps the object
more than 25 AU from Neptune over a 14 000-year period.
Brian G. Marsden (C) Copyright 2001 MPC M.P.E.C. 2001-V57
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