MPEC 2003-L46 : 2001 JU2
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M.P.E.C. 2003-L46 Issued 2003 June 12, 19:30 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 JU2
Revision to MPEC 2001-K06
Additional Observations:
K01J02U C2003 06 04.68814 22 18 32.33 -09 46 43.8 19.5 R 474
K01J02U C2003 06 04.68999 22 18 32.69 -09 46 42.8 19.3 R 474
K01J02U C2003 06 04.69722 22 18 34.49 -09 46 35.8 19.3 R 474
K01J02U C2003 06 04.69919 22 18 34.94 -09 46 34.5 19.7 R 474
K01J02U C2003 06 04.70428 22 18 36.25 -09 46 30.3 19.4 R 474
K01J02U 1C2003 06 08.78893 22 35 53.68 -08 42 54.1 19.3 R 413
K01J02U 1C2003 06 08.79058 22 35 54.10 -08 42 52.6 19.5 R 413
K01J02U 1C2003 06 08.79225 22 35 54.49 -08 42 51.4 19.4 R 413
Observer details:
413 Siding Spring. Observer R. H. McNaught. 1.0-m f/8 reflector + CCD.
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore,
P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
030604 474 38.4- 9.5- 030608 413 39.6- 11.4- MPO 20840 +0.0074 day
Orbital elements:
2001 JU2
Epoch 2003 June 10.0 TT = JDT 2452800.5 MPC
M 332.86099 (2000.0) P Q
n 0.52729427 Peri. 226.99616 +0.84648844 +0.52795977
a 1.5174021 Node 101.02540 -0.46586106 +0.79693967
e 0.2688982 Incl. 4.01187 -0.25774174 +0.29350577
P 1.87 H 19.4 G 0.15 U 3
Residuals in seconds of arc
010515 699 0.9+ 0.6+ 010517 926 0.2- 0.0 010809 413 0.2+ 0.1-
010515 699 0.1- 0.3+ 010517 918 0.2+ 0.7- 010809 413 0.1+ 0.2-
010515 699 0.5+ 0.2+ 010517 926 0.5+ 0.1- 010809 413 0.4+ 0.1-
010515 699 0.4+ 0.6+ 010517 926 0.5+ 0.2- 011012 474 0.7+ 0.5-
010516 649 1.1+ 0.1+ 010517 649 0.6+ 0.3+ 011012 474 0.7+ 0.5-
010516 649 1.1- 1.5- 010517 649 0.8- 0.4+ 011012 474 0.1- 0.6-
010516 649 0.9- 0.0 010522 926 0.2- 0.1+ 011012 474 0.9- 0.4-
010516 926 0.6+ 0.2+ 010522 926 0.4+ 0.0 011012 474 0.5- 1.0+
010516 926 0.5+ 0.7- 010524 557 0.2- 0.2+ 030604 474 0.9+ 0.7+
010516 926 0.2+ 0.2+ 010524 557 0.6- 0.2- 030604 474 0.6- 0.1+
010516 046 0.1+ 0.6- 010531 711 0.0 0.2- 030604 474 0.3- 0.5+
010516 046 0.4+ 0.7+ 010531 711 0.5+ 0.3- 030604 474 0.8- 0.0
010516 046 0.1- 0.5+ 010618 493 0.4- 0.1+ 030604 474 0.0 0.4-
010517 649 1.3- 0.4- 010618 493 0.5- 0.4+ 030608 413 0.2+ 0.2+
010517 649 0.5- 0.0 010703 413 0.1+ 0.3- 030608 413 0.4+ 0.2+
010517 918 0.2- 0.6+ 010703 413 0.0 0.1- 030608 413 0.0 0.2-
010517 918 1.4- 1.1- 010703 413 0.4+ 0.3+
Ephemeris:
2001 JU2 a,e,i = 1.52, 0.27, 4 q = 1.1094
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2003 06 10 22 41.07 -08 23.7 0.465 1.188 100.1 57.3 20.2
2003 06 20 23 24.61 -05 36.7 0.432 1.162 98.6 59.8 20.0
2003 06 30 00 08.77 -02 44.5 0.409 1.140 96.9 62.3 20.0
2003 07 10 00 52.31 +00 01.4 0.395 1.124 95.3 64.2 19.9
2003 07 20 01 34.12 +02 31.4 0.388 1.114 94.1 65.5 19.9
2003 07 30 02 13.19 +04 38.1 0.386 1.109 93.7 66.0 19.9
2003 08 09 02 48.71 +06 18.1 0.387 1.112 94.2 65.4 19.9
2003 08 19 03 20.26 +07 32.3 0.389 1.120 95.8 64.0 19.9
2003 08 29 03 47.43 +08 22.6 0.389 1.135 98.5 61.7 19.8
2003 09 08 04 09.72 +08 52.7 0.388 1.155 102.5 58.4 19.8
2003 09 18 04 26.70 +09 07.5 0.384 1.180 107.8 54.2 19.7
2003 09 28 04 37.63 +09 11.5 0.378 1.209 114.6 48.9 19.5
2003 10 08 04 41.70 +09 10.9 0.371 1.242 123.1 42.4 19.4
2003 10 18 04 38.49 +09 11.9 0.367 1.277 133.4 34.6 19.2
2003 10 28 04 28.10 +09 19.9 0.368 1.314 145.3 25.5 19.0
2003 11 07 04 12.27 +09 39.9 0.380 1.352 158.2 15.8 18.8
2003 11 17 03 54.29 +10 14.0 0.407 1.390 169.2 7.7 18.7
2003 11 27 03 37.86 +11 01.8 0.450 1.429 167.5 8.6 19.0
2003 12 07 03 25.92 +12 01.8 0.510 1.468 156.9 15.3 19.6
2003 12 17 03 19.58 +13 11.2 0.586 1.506 146.1 21.4 20.2
2003 12 27 03 18.69 +14 27.1 0.675 1.544 136.2 26.2 20.7
2004 01 06 03 22.59 +15 46.7 0.776 1.580 127.4 29.7 21.1
2004 01 16 03 30.36 +17 07.1 0.886 1.615 119.3 32.1 21.5
2004 01 26 03 41.23 +18 26.1 1.004 1.648 112.0 33.6 21.9
Timothy B. Spahr (C) Copyright 2003 MPC M.P.E.C. 2003-L46
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