MPEC 1997-N03 : 1996 TP66
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M.P.E.C. 1997-N03 Issued 1997 July 2, 22:18 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/cfa/ps/mpc.html
1996 TP66
Observations:
J96T66P* C1996 10 11.42110 01 09 50.70 +13 10 24.7 21.2 R 568
J96T66P C1996 10 11.47472 01 09 50.32 +13 10 22.5 568
J96T66P C1996 10 11.51933 01 09 50.01 +13 10 20.8 568
J96T66P C1996 10 13.39487 01 09 37.08 +13 09 06.9 568
J96T66P C1996 10 13.42017 01 09 36.90 +13 09 05.9 568
J96T66P C1996 10 13.44534 01 09 36.73 +13 09 04.9 568
J96T66P C1996 11 15.13257 01 06 10.45 +12 46 51.3 696
J96T66P C1996 11 15.32258 01 06 09.46 +12 46 44.9 696
J96T66P C1996 11 17.20259 01 05 59.81 +12 45 35.0 696
J96T66P C1996 11 17.26354 01 05 59.43 +12 45 31.7 20.9 R 696
J96T66P C1996 12 15.09951 01 04 23.68 +12 31 39.4 696
J96T66P C1996 12 15.18711 01 04 23.54 +12 31 37.6 696
J96T66P C1997 02 01.12366 01 05 53.93 +12 31 37.2 696
J96T66P C1997 02 01.17218 01 05 54.16 +12 31 38.1 696
J96T66P C1997 07 01.39800 01 26 10.64 +14 36 39.2 20.7 V 709
J96T66P C1997 07 01.43037 01 26 10.71 +14 36 40.2 20.8 V 709
J96T66P FC1997 07 02.41956 01 26 14.48 +14 37 17.3 20.9 V 709
J96T66P FC1997 07 02.43575 01 26 14.55 +14 37 14.4 20.8 V 709
J96T66P VC1997 07 02.45194 01 26 14.72 +14 37 17.0 19.7 V 709
Observer details:
568 Mauna Kea. Observers J. Luu, D. Jewitt, C. Trujillo. 2.2-m University of
Hawaii reflector + CCD.
696 Whipple Observatory, Mt. Hopkins. Observers C. W. Hergenrother,
W. R. Brown. Measurer C. W. Hergenrother. 1.2-m reflector + CCD.
709 Cloudcroft. Observer W. Offutt. 0.6-m Ritchey-Chretien + CCD.
Orbital elements:
1996 TP66
Epoch 1997 June 1.0 TT = JDT 2450600.5 Marsden
M 355.57491 (2000.0) P Q
n 0.00394517 Peri. 75.88478 +0.84022725 -0.53794901
a 39.6666378 Node 316.60339 +0.45142309 +0.76349272
e 0.3355817 Incl. 5.68323 +0.30039201 +0.35733700
P 250 H 6.5 G 0.15 U 6
Residuals in seconds of arc
961011 568 0.2- 0.1- 961115 696 0.8+ 0.5- 970701 709 0.1+ 0.0
961011 568 0.2- 0.2- 961117 696 0.8+ 0.4+ 970701 709 0.7- 0.2-
961011 568 0.2- 0.1- 961117 696 0.2- 0.6- 970702 709 0.5- 1.9+
961013 568 0.2- 0.9+ 961215 696 0.4- 0.2- 970702 709 0.4- 1.6-
961013 568 0.3- 0.9+ 961215 696 0.2- 0.2- 970702 709 1.3+ 0.4+
961013 568 0.2- 0.9+ 970201 696 0.4+ 0.2-
961115 696 0.4+ 1.3- 970201 696 0.0 0.4-
Ephemeris:
1996 TP66 a,e,i = 39.67, 0.34, 6 q = 26.355
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
1997 07 01 01 26.15 +14 36.4 26.703 26.440 74.0 2.1 21.0
1997 07 11 01 26.69 +14 41.8 26.538 26.439 83.3 2.2 21.0
1997 07 21 01 27.00 +14 46.0 26.369 26.437 92.7 2.2 21.0
1997 07 31 01 27.08 +14 48.8 26.203 26.436 102.2 2.2 21.0
1997 08 10 01 26.92 +14 50.1 26.042 26.434 111.8 2.0 20.9
1997 08 20 01 26.53 +14 50.1 25.891 26.433 121.4 1.9 20.9
1997 08 30 01 25.94 +14 48.7 25.756 26.431 131.1 1.6 20.9
1997 09 09 01 25.16 +14 45.9 25.640 26.430 140.9 1.4 20.8
1997 09 19 01 24.22 +14 41.9 25.547 26.428 150.7 1.1 20.8
1997 09 29 01 23.17 +14 36.9 25.480 26.427 160.5 0.7 20.8
1997 10 09 01 22.04 +14 31.0 25.442 26.425 169.8 0.4 20.7
1997 10 19 01 20.88 +14 24.5 25.433 26.424 174.3 0.2 20.7
1997 10 29 01 19.74 +14 17.7 25.454 26.423 167.0 0.5 20.7
1997 11 08 01 18.67 +14 10.9 25.505 26.421 157.2 0.8 20.8
1997 11 18 01 17.71 +14 04.3 25.584 26.420 147.1 1.2 20.8
1997 11 28 01 16.90 +13 58.3 25.689 26.418 136.9 1.5 20.9
1997 12 08 01 16.28 +13 53.1 25.817 26.417 126.7 1.7 20.9
1997 12 18 01 15.89 +13 48.9 25.962 26.416 116.5 1.9 20.9
1997 12 28 01 15.72 +13 46.0 26.122 26.414 106.3 2.0 20.9
1998 01 07 01 15.81 +13 44.5 26.290 26.413 96.1 2.1 21.0
1998 01 17 01 16.15 +13 44.4 26.461 26.412 86.1 2.1 21.0
1998 01 27 01 16.73 +13 45.9 26.630 26.411 76.1 2.1 21.0
1998 02 06 01 17.54 +13 48.8 26.792 26.409 66.2 2.0 21.0
The above general solution confirms plutino status (2:3 resonance with
Neptune), the minimum distance from Neptune within a 14 000-year period
centered on the present being 22.6 AU; however, the record high eccentricity
makes the minimum distance from Uranus only 6.9 AU.
Brian G. Marsden (C) Copyright 1997 MPC M.P.E.C. 1997-N03
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