MPEC 2008-T76 : 2004 TU11
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M.P.E.C. 2008-T76 Issued 2008 Oct. 7, 12:39 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://www.cfa.harvard.edu/iau/mpc.html ISSN 1523-6714
2004 TU11
Revision to MPEC 2004-T40
Additional Observations:
K04T11U C2008 09 23.40273 02 11 58.99 +19 28 38.0 20.8 V ET076691
K04T11U C2008 09 23.42037 02 12 01.58 +19 28 40.8 20.8 V ET076691
K04T11U C2008 09 23.43799 02 12 04.21 +19 28 43.7 20.8 V ET076691
K04T11U C2008 10 06.42150 02 48 29.05 +19 15 15.8 20.0 V ET076691
K04T11U C2008 10 06.44208 02 48 32.53 +19 15 09.4 20.2 V ET076691
K04T11U C2008 10 06.45970 02 48 35.51 +19 15 03.7 20.3 V ET076691
K04T11U C2008 10 07.23190 02 50 57.41 +19 10 54.9 20.5 V ET076291
K04T11U C2008 10 07.23740 02 50 58.37 +19 10 53.2 20.7 V ET076291
K04T11U C2008 10 07.24286 02 50 59.33 +19 10 51.5 20.6 V ET076291
K04T11U C2008 10 07.35370 02 51 18.37 +19 10 16.7 19.7 R ET076854
K04T11U C2008 10 07.35945 02 51 19.31 +19 10 16.1 19.8 R ET076854
K04T11U C2008 10 07.36522 02 51 20.33 +19 10 13.6 19.7 R ET076854
K04T11U 5C2008 10 07.45278 02 51 35.53 +19 09 41.6 20.1 R ET076673
K04T11U 5C2008 10 07.45833 02 51 36.43 +19 09 39.7 ET076673
K04T11U 5C2008 10 07.46667 02 51 37.92 +19 09 36.2 ET076673
K04T11U 5C2008 10 07.47361 02 51 39.15 +19 09 33.9 ET076673
Observer details:
291 LPL/Spacewatch II. Observer J. V. Scotti. 1.8-m f/2.7 reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer D. Mayes. 0.6-m f/16
Cassegrain + CCD.
691 Steward Observatory, Kitt Peak. Observers R. S. McMillan, J. V. Scotti.
0.9-m f/3 reflector + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
080923 691 1.10- 0.25- 081007 673 1.42- 0.27- MPO 74369 +0.41 day
Orbital elements:
2004 TU11 Earth MOID = 0.2067 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 4.55604 (2000.0) P Q
n 0.24904614 Peri. 205.21592 +0.59998316 -0.79883734
a 2.5019743 Node 207.97661 +0.74876762 +0.57980721
e 0.5233520 Incl. 5.30204 +0.28172195 +0.16025762
P 3.96 H 21.2 G 0.15 U 2
Residuals in seconds of arc
041008 699 1.5+ 0.1- 041010 734 1.4- 0.5+ 041030 715 1.1- 0.4-
041008 699 1.2+ 0.1+ 041010 673 0.3- 0.7+ 041112 711 0.9+ 0.1+
041008 699 0.3+ 0.4+ 041010 734 1.2- 0.1+ 041112 711 1.0+ 0.3-
041008 699 0.6+ 0.1+ 041010 673 0.2- 0.3+ 041112 711 1.1- 0.5-
041008 J95 0.3- 0.6+ 041010 673 0.3- 0.6+ 041202 448 0.6+ 0.2+
041008 J95 1.1- 0.1- 041010 711 0.0 0.2+ 041202 448 0.5+ 1.0-
041008 176 0.1- 0.9- 041010 711 0.3+ 0.1+ 041202 448 0.1+ 0.6-
041008 176 0.1- 0.7- 041010 711 0.1- 0.1- 041212 246 0.3- 0.8+
041008 176 0.0 0.5- 041011 170 0.3+ 0.4- 041212 246 0.8- 0.5+
041008 176 0.0 0.3- 041011 170 0.2+ 0.4- 041212 246 0.3+ 0.6+
041008 176 0.1+ 0.1- 041011 170 0.2+ 0.5- 080923 691 0.1+ 0.4-
041008 J95 (1.9+ 0.4-) 041011 176 0.3- 0.8- 080923 691 0.0 0.3-
041009 I05 0.1+ 0.2- 041011 176 0.2- 0.8- 080923 691 0.4+ 0.1+
041009 I05 0.4+ 0.2+ 041011 176 0.1- 0.7- 081006 691 0.1+ 0.4-
041009 I05 0.7- 0.3+ 041012 176 0.1+ 0.6- 081006 691 0.0 0.2-
041009 I05 0.3+ 0.0 041012 176 0.2+ 0.5- 081006 691 0.2- 0.2-
041009 673 0.5+ 0.1- 041012 246 0.4+ 0.1- 081007 291 0.1- 0.3+
041009 673 0.6+ 0.2+ 041012 246 0.2- 0.1- 081007 291 0.2- 0.2+
041009 G90 0.1+ 0.3+ 041012 246 0.1- 0.0 081007 291 0.0 0.1+
041009 G90 0.1+ 0.1- 041012 246 0.3- 0.5+ 081007 854 0.2- 0.0
041009 673 0.4+ 0.1- 041012 246 0.3+ 0.3+ 081007 854 0.7- 1.3+
041009 G90 0.1+ 0.4+ 041012 246 0.0 0.5+ 081007 854 0.2- 0.7+
041009 673 0.5+ 0.1- 041014 691 0.4+ 0.2- 081007 673 0.3+ 0.1+
041009 711 0.1+ 1.0+ 041014 691 0.5+ 0.0 081007 673 0.5- 0.2+
041009 711 1.1+ 1.4+ 041014 691 0.1- 0.0 081007 673 0.4+ 0.2-
041010 734 (2.1- 0.6-) 041030 715 0.7- 0.5+ 081007 673 0.9+ 0.0
041010 673 0.0 0.2+ 041030 715 0.9- 0.7-
Ephemeris:
2004 TU11 a,e,i = 2.50, 0.52, 5 q = 1.1926
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 10 01 02 32.66 +19 33.1 0.323 1.282 145.8 26.0 20.5
2008 10 11 03 02.52 +18 45.1 0.278 1.245 149.4 24.1 20.0
2008 10 21 03 34.61 +16 47.2 0.245 1.218 152.4 22.3 19.6
2008 10 31 04 06.58 +13 45.4 0.225 1.200 154.6 20.8 19.4
2008 11 10 04 35.56 +10 12.3 0.218 1.193 156.1 19.6 19.3
2008 11 20 04 59.23 +06 55.4 0.222 1.196 157.4 18.5 19.3
2008 11 30 05 16.63 +04 34.7 0.237 1.211 158.8 17.1 19.4
2008 12 10 05 28.77 +03 29.2 0.263 1.235 160.0 15.9 19.6
2008 12 20 05 37.54 +03 33.9 0.299 1.268 159.8 15.5 19.9
2008 12 30 05 44.83 +04 32.1 0.346 1.310 157.5 16.7 20.4
2009 01 09 05 52.36 +06 02.9 0.406 1.358 153.2 19.1 20.9
2009 01 19 06 01.06 +07 46.5 0.478 1.411 147.7 21.9 21.4
2009 01 29 06 11.33 +09 29.5 0.564 1.469 141.6 24.6 21.9
Timothy B. Spahr (C) Copyright 2008 MPC M.P.E.C. 2008-T76
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