MPEC 2009-S112: 2009 SL104
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M.P.E.C. 2009-S112 Issued 2009 Sept. 27, 12:48 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 SL104
Observations:
K09SA4L* C2009 09 26.22556 23 07 34.96 +34 55 46.2 19.9 V ES112703
K09SA4L C2009 09 26.23322 23 07 35.83 +34 56 49.0 19.6 V ES112703
K09SA4L C2009 09 26.24095 23 07 36.69 +34 57 53.7 19.4 V ES112703
K09SA4L C2009 09 26.24855 23 07 37.52 +34 58 56.1 19.5 V ES112703
K09SA4L C2009 09 26.38766 23 07 54.04 +35 17 47.2 19.7 V ES112703
K09SA4L C2009 09 26.38862 23 07 54.17 +35 17 54.9 19.4 V ES112703
K09SA4L C2009 09 26.38958 23 07 54.32 +35 18 03.7 ES112703
K09SA4L C2009 09 26.86145 23 09 22.96 +36 23 47.0 ES112J95
K09SA4L C2009 09 26.86483 23 09 22.20 +36 24 31.0 19.5 V ES112595
K09SA4L C2009 09 26.86665 23 09 23.67 +36 24 32.1 ES112J95
K09SA4L C2009 09 26.87134 23 09 24.32 +36 25 12.9 19.4 R ES112J95
K09SA4L C2009 09 26.89344 23 09 26.08 +36 28 38.4 19.4 V ES112595
K09SA4L C2009 09 26.92098 23 09 29.83 +36 32 34.5 19.7 V ES112595
K09SA4L C2009 09 26.96706 23 09 37.96 +36 38 59.9 19.8 V ES112J77
K09SA4L C2009 09 26.97342 23 09 38.89 +36 39 54.2 19.6 V ES112J77
K09SA4L C2009 09 26.97970 23 09 39.72 +36 40 47.9 19.6 V ES112J77
K09SA4L C2009 09 27.06440 23 10 00.85 +36 52 56.6 19.4 R ES112H26
K09SA4L C2009 09 27.06674 23 10 01.31 +36 53 20.7 19.3 R ES112H26
K09SA4L C2009 09 27.06909 23 10 01.57 +36 53 36.4 19.5 R ES112H26
K09SA4L C2009 09 27.10517023 10 07.05 +36 59 06.2 18.6 V ES112H55
K09SA4L C2009 09 27.10856523 10 07.54 +36 59 35.6 18.7 V ES112H55
K09SA4L C2009 09 27.18139 23 10 20.82 +37 10 23.7 18.9 V ES112G96
K09SA4L C2009 09 27.18664 23 10 21.54 +37 11 10.2 19.1 V ES112G96
K09SA4L C2009 09 27.19216 23 10 22.29 +37 11 59.3 19.1 V ES112G96
K09SA4L C2009 09 27.19769 23 10 23.05 +37 12 47.7 19.1 V ES112G96
K09SA4L C2009 09 27.26629 23 10 31.86 +37 22 48.0 18.9 R ES112H01
K09SA4L C2009 09 27.27167 23 10 32.59 +37 23 34.7 19.0 R ES112H01
K09SA4L C2009 09 27.27525 23 10 33.08 +37 24 05.8 18.9 R ES112H01
K09SA4L C2009 09 27.27859 23 10 33.55 +37 24 34.8 18.7 R ES112H01
K09SA4L C2009 09 27.28917 23 10 35.46 +37 26 12.5 20.0 R ES112926
K09SA4L C2009 09 27.29186 23 10 35.82 +37 26 35.9 20.1 R ES112926
K09SA4L C2009 09 27.29456 23 10 36.18 +37 26 59.4 20.1 R ES112926
Observer details:
595 Farra d'Isonzo. Observer E. Pettarin. 0.40-m f/4.5 reflector + CCD.
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.
926 Tenagra II Observatory. Observers P. R. Holvorcem, M. Schwartz. Measurer
P. R. Holvorcem. 0.81-m f/7 Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer A. Boattini. 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.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 reflector + CCD.
H26 Doc Greiner Research Observatory, Janesvillle. Observer M. Mills. 0.4-m
f/8 Schmidt-Cassegrain + CCD.
H55 Astronomical Research Observatory, Charleston. Observer R. Holmes.
Measurers S. Foglia, K. Dankov.
J77 Golden Hill Observatory, Stourton Caundle. Observer R. Miles. 0.28-m
f/9.4 Schmidt-Cassegrain + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2009 SL104 Earth MOID = 0.0440 AU
Epoch 2009 June 18.0 TT = JDT 2455000.5 MPC
M 304.41433 (2000.0) P Q
n 0.41236817 Peri. 105.93563 +0.73482036 -0.67685691
a 1.7876368 Node 296.68567 +0.60212144 +0.68059317
e 0.4446101 Incl. 2.79908 +0.31223199 +0.28045972
P 2.39 H 23.5 G 0.15 U 7
Residuals in seconds of arc
090926 703 0.5- 0.0 090926 595 0.0 0.6+ 090927 G96 0.1- 0.0
090926 703 0.4- 0.6- 090926 595 0.3+ 0.7+ 090927 G96 0.2- 0.2+
090926 703 0.5- 0.3+ 090926 J77 0.2+ 0.4+ 090927 G96 0.2- 0.4-
090926 703 0.8- 0.1+ 090926 J77 0.6+ 0.2+ 090927 H01 0.1- 0.2+
090926 703 0.1+ 0.0 090926 J77 0.1- 0.1+ 090927 H01 0.2- 0.1+
090926 703 0.2+ 0.0 090927 H26 1.4- 1.4- 090927 H01 0.2- 0.0
090926 703 0.5+ 1.1+ 090927 H26 0.1- 1.9+ 090927 H01 0.0 0.0
090926 J95 0.7+ 0.2- 090927 H26 (1.3- 3.3-) 090927 926 0.1- 0.0
090926 595 0.0 0.5- 090927 H55 0.5- 0.3+ 090927 926 0.2- 0.1+
090926 J95 0.2+ 0.3- 090927 H55 0.4- 0.3- 090927 926 0.3- 0.1+
090926 J95 0.1- 0.1- 090927 G96 0.0 0.1+
Ephemeris:
2009 SL104 a,e,i = 1.79, 0.44, 3 q = 0.9928
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 09 26 23 06.97 +34 25.0 0.0804 1.068 143.6 33.9 19.6
2009 10 06 00 17.16 +63 40.3 0.0607 1.032 121.1 56.0 19.5
2009 10 16 07 38.40 +70 48.9 0.0657 1.007 97.1 79.2 20.4
2009 10 26 09 18.68 +49 59.1 0.0888 0.994 87.5 87.4 21.3
2009 11 05 09 40.85 +37 37.2 0.118 0.994 88.0 85.2 21.8
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-S112
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