MPEC 2008-Y25 : 2000 BL19
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M.P.E.C. 2008-Y25 Issued 2008 Dec. 22, 03:59 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
2000 BL19
Revision to MPEC 2000-C16
Additional Observations:
K00B19L C2008 12 21.15172 09 24 38.42 +31 02 56.2 21.5 C EY025493
K00B19L C2008 12 21.15857 09 24 38.77 +31 02 53.6 21.4 C EY025493
K00B19L C2008 12 21.16544 09 24 39.14 +31 02 50.5 21.5 C EY025493
K00B19L C2008 12 21.96116 09 25 25.58 +30 57 23.4 21.2 C EY025493
K00B19L C2008 12 21.98202 09 25 26.69 +30 57 15.3 21.0 C EY025493
K00B19L C2008 12 21.98798 09 25 26.99 +30 57 13.5 21.0 C EY025493
Observer details:
493 Calar Alto. Observer F. Hormuth. 1.23-m reflector + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
081221 493 6.6- 3.9+ 081221 493 6.8- 4.4+ MPO 2730 +0.0017 day
Orbital elements:
2000 BL19 Earth MOID = 0.1333 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 333.81822 (2000.0) P Q
n 0.21878389 Peri. 241.20490 -0.93957669 +0.28795854
a 2.7276742 Node 314.82356 -0.14269266 -0.82100333
e 0.6396553 Incl. 15.13060 -0.31118235 -0.49298420
P 4.50 H 19.9 G 0.15 U 0
Residuals in seconds of arc
000130 703 0.2- 0.2- 000203 587 0.0 0.2- 000224 413 0.1- 0.5-
000130 703 0.6- 0.6- 000204 704 0.0 0.2+ 000302 422 0.1+ 0.0
000130 703 0.0 0.2+ 000204 704 0.2+ 0.2+ 000302 422 0.9- 0.4+
000130 703 0.6+ 0.5- 000204 704 0.1+ 0.1+ 000315 413 0.1+ 0.5-
000201 461 0.2- 1.1- 000204 704 0.2+ 0.0 000315 413 0.2- 0.2-
000201 461 0.4- 1.2- 000204 704 0.2- 0.5- 000315 413 0.2+ 0.1+
000201 461 0.5- 0.9- 000204 422 0.3+ 0.3- 000315 413 0.1- 0.3+
000202 704 0.3- 0.6+ 000204 422 0.5+ 0.0 000315 413 0.2- 0.0
000202 704 0.0 0.1+ 000204 422 0.5+ 0.2- 000315 413 0.0 0.1+
000202 704 0.4- 0.2+ 000206 704 0.1- 0.8+ 000612 413 0.1- 0.3-
000202 704 0.1- 0.2- 000206 704 0.4- 0.4+ 000612 413 0.8- 1.0+
000202 704 0.2- 0.9- 000206 704 0.4+ 0.4+ 000612 413 0.1+ 0.0
000203 670 0.4+ 0.9+ 000206 704 0.2+ 0.7+ 000613 413 0.5+ 0.3-
000203 670 0.2+ 1.4+ 000206 704 0.1+ 0.9+ 000613 413 0.2- 0.2-
000203 422 0.2+ 0.3- 000206 670 0.2- 0.3- 000613 413 0.5+ 0.1+
000203 422 0.1- 0.4- 000207 413 0.2- 0.1+ 000706 413 0.1+ 0.1+
000203 422 0.0 0.1- 000207 413 0.1+ 0.2+ 000706 413 0.7- 0.7+
000203 046 0.7+ 0.6+ 000207 413 0.2- 0.0 081221 493 0.1- 0.1-
000203 046 0.7+ 0.3- 000210 360 0.6- 0.2- 081221 493 0.3- 0.1+
000203 046 0.9+ 0.6+ 000210 360 0.6- 0.0 081221 493 0.3- 0.3-
000203 046 1.0+ 0.1- 000210 360 0.3- 0.2+ 081221 493 0.5+ 0.1-
000203 046 0.7+ 0.0 000224 413 0.2- 0.1- 081221 493 0.1+ 0.2-
000203 587 0.1+ 0.1+ 000224 413 0.5- 0.5- 081221 493 0.2- 0.3+
Ephemeris:
2000 BL19 a,e,i = 2.73, 0.64, 15 q = 0.9829
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 12 20 09 23.51 +31 10.5 0.760 1.601 133.0 26.7 21.5
2008 12 30 09 32.09 +29 52.7 0.621 1.515 140.5 24.4 20.9
2009 01 09 09 37.46 +27 52.8 0.495 1.429 148.7 21.0 20.2
2009 01 19 09 38.76 +24 32.5 0.382 1.345 157.8 16.0 19.3
2009 01 29 09 34.83 +18 35.7 0.285 1.265 168.4 9.0 18.3
2009 02 08 09 24.43 +07 24.2 0.205 1.190 172.3 6.4 17.3
2009 02 18 09 05.31 -13 30.1 0.150 1.122 150.7 25.6 17.2
2009 02 28 08 30.43 -44 04.4 0.135 1.064 119.8 53.9 17.7
2009 03 10 07 10.09 -69 42.2 0.159 1.020 95.2 75.9 18.6
2009 03 20 03 15.40 -79 39.1 0.204 0.992 83.0 85.2 19.4
2009 03 30 00 06.38 -75 19.6 0.254 0.983 79.1 86.2 19.9
2009 04 09 23 08.02 -69 23.5 0.302 0.993 79.7 82.8 20.2
2009 04 19 22 43.51 -64 28.5 0.345 1.022 83.1 77.3 20.3
2009 04 29 22 28.21 -60 36.6 0.381 1.067 88.5 70.6 20.4
2009 05 09 22 13.63 -57 36.6 0.409 1.126 95.6 63.2 20.5
2009 05 19 21 55.77 -55 14.8 0.432 1.194 104.3 55.2 20.5
2009 05 29 21 32.22 -53 13.4 0.451 1.270 114.7 46.5 20.5
2009 06 08 21 02.79 -51 05.5 0.473 1.351 126.5 37.2 20.4
2009 06 18 20 30.01 -48 27.2 0.503 1.435 139.2 27.6 20.4
2009 06 28 19 58.18 -45 09.5 0.548 1.521 151.4 18.7 20.5
2009 07 08 19 31.59 -41 25.4 0.613 1.607 160.5 12.2 20.6
2009 07 18 19 12.23 -37 41.2 0.699 1.694 161.5 11.0 21.0
2009 07 28 19 00.04 -34 17.6 0.807 1.780 155.0 13.9 21.5
2009 08 07 18 54.03 -31 24.1 0.935 1.865 146.2 17.6 22.0
Gareth V. Williams (C) Copyright 2008 MPC M.P.E.C. 2008-Y25
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