MPEC 2009-C77 : 2009 BL80
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M.P.E.C. 2009-C77 Issued 2009 Feb. 11, 17:33 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
2009 BL80
Additional Observations:
K09B80L C2008 10 24.45608 08 22 27.58 +19 54 01.8 21.3 V EC077G96
K09B80L C2008 10 24.46044 08 22 28.05 +19 54 01.4 21.1 V EC077G96
K09B80L C2008 10 24.46479 08 22 28.48 +19 54 01.1 21.2 V EC077G96
K09B80L C2008 10 24.46918 08 22 28.92 +19 54 01.3 20.4 V EC077G96
K09B80L C2008 11 01.44838 08 35 25.94 +19 44 14.9 20.8 V EC077G96
K09B80L C2008 11 01.46034 08 35 27.02 +19 44 14.4 20.9 V EC077G96
K09B80L C2008 11 01.47235 08 35 28.14 +19 44 13.7 20.8 V EC077G96
K09B80L C2008 12 31.36545 09 28 46.16 +22 12 46.5 19.7 V EC077G96
K09B80L C2008 12 31.39121 09 28 46.20 +22 12 56.8 19.8 V EC077G96
K09B80L C2008 12 31.40272 09 28 46.23 +22 13 01.8 19.9 V EC077G96
K09B80L C2008 12 31.46703 09 28 46.28 +22 13 28.7 19.8 V EC077691
K09B80L C2008 12 31.48541 09 28 46.31 +22 13 36.2 19.8 V EC077691
K09B80L C2008 12 31.50701 09 28 46.33 +22 13 44.9 19.7 V EC077691
K09B80L C2009 01 28.21211 09 20 48.22 +25 40 41.2 19.3 V EC077703
K09B80L C2009 01 28.21836 09 20 48.01 +25 40 43.7 19.3 V EC077703
K09B80L C2009 01 28.22451 09 20 47.90 +25 40 46.7 19.2 V EC077703
K09B80L C2009 01 28.23071 09 20 47.61 +25 40 47.9 19.5 V EC077703
Observer details:
703 Catalina Sky Survey. Observer R. E. Hill. Measurers E. C. Beshore,
A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer, R. E. Hill,
R. A. Kowalski, S. M. Larson, R. H. McNaught. 0.68-m Schmidt + CCD.
691 Steward Observatory, Kitt Peak. Observer R. S. McMillan, 0.9-m
Spacewatch telescope.
G96 Mt. Lemmon Survey. Observers R. E. Hill, R. A. Kowalski. Measurers
E. C. Beshore, A. Boattini, G. J. Garradd, A. R. Gibbs, A. D. Grauer,
R. E. Hill, R. A. Kowalski, S. M. Larson, R. H. McNaught.
1.5-m reflector + CCD.
Orbital elements:
2009 BL80
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 1.46628 (2000.0) P Q
n 0.06481526 Peri. 8.10613 -0.20332049 -0.96650622
a 6.1378727 Node 93.72713 +0.88928569 -0.24921493
e 0.6411501 Incl. 9.02940 +0.40967272 +0.06129955
P 15.21 H 16.3 G 0.15 U 3
Residuals in seconds of arc
081024 G96 0.6- 0.1- 081231 G96 0.2+ 0.5- 090131 704 0.1+ 0.3+
081024 G96 0.1- 0.1- 081231 691 0.1- 0.1+ 090131 704 0.1- 0.6+
081024 G96 0.2- 0.1- 081231 691 0.1+ 0.1+ 090131 704 0.4- 0.0
081024 G96 0.1- 0.4+ 081231 691 0.0 0.1+ 090131 704 0.8- 0.3+
081101 G96 0.5+ 0.1- 090128 703 0.8- 0.4- 090201 704 1.0+ 0.5+
081101 G96 0.2+ 0.1+ 090128 703 0.8- 0.6- 090201 704 0.8+ 0.2-
081101 G96 0.4+ 0.1+ 090128 703 0.5+ 0.3- 090201 704 0.9+ 0.8+
081231 G96 0.1- 0.4- 090128 703 0.6- 1.7- 090201 704 1.2+ 0.7+
081231 G96 0.0 0.7- 090131 704 0.6- 0.2+ 090201 704 0.5- 0.2-
Ephemeris:
2009 BL80 a,e,i = 6.14, 0.64, 9 q = 2.2026
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 02 08 09 14.86 +26 48.3 1.388 2.361 167.9 5.0 19.3
2009 02 18 09 09.86 +27 32.3 1.445 2.395 159.4 8.3 19.6
2009 02 28 09 06.37 +27 55.5 1.525 2.432 149.6 11.9 19.9
2009 03 10 09 05.11 +27 58.1 1.627 2.471 139.9 15.0 20.2
2009 03 20 09 06.31 +27 42.7 1.747 2.512 130.6 17.5 20.4
2009 03 30 09 09.94 +27 11.9 1.883 2.555 121.9 19.4 20.7
2009 04 09 09 15.76 +26 28.6 2.031 2.601 113.7 20.6 20.9
2009 04 19 09 23.42 +25 35.2 2.188 2.647 106.0 21.4 21.2
2009 04 29 09 32.59 +24 33.3 2.352 2.696 98.7 21.7 21.4
2009 05 09 09 42.95 +23 24.5 2.522 2.746 91.8 21.6 21.6
2009 05 19 09 54.20 +22 10.0 2.695 2.797 85.1 21.1 21.7
2009 05 29 10 06.13 +20 50.6 2.869 2.849 78.7 20.4 21.9
2009 06 08 10 18.54 +19 27.5 3.043 2.902 72.4 19.5 22.0
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-C77
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