MPEC 2009-Y09 : 2009 XL8
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M.P.E.C. 2009-Y09 Issued 2009 Dec. 16, 15:39 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
2009 XL8
Observations:
K09X08L* C2009 12 15.31896 07 32 49.59 +29 06 05.0 19.7 EY009704
K09X08L C2009 12 15.33183 07 32 50.17 +29 05 15.0 20.5 EY009704
K09X08L C2009 12 15.34466 07 32 50.85 +29 04 25.5 19.9 EY009704
K09X08L C2009 12 15.37033 07 32 52.20 +29 02 45.9 19.8 EY009704
K09X08L C2009 12 16.02682 07 33 42.86 +28 17 34.7 18.5 C EY009B33
K09X08L C2009 12 16.03161 07 33 43.09 +28 17 14.5 18.9 C EY009B33
K09X08L KC2009 12 16.03567 07 33 43.41 +28 16 53.2 EY009204
K09X08L C2009 12 16.03640 07 33 43.36 +28 16 52.5 19.1 C EY009B33
K09X08L KC2009 12 16.04195 07 33 43.76 +28 16 26.0 19.1 C EY009204
K09X08L C2009 12 16.04652 07 33 43.79 +28 16 06.1 19.1 R EY009473
K09X08L C2009 12 16.04791 07 33 43.85 +28 16 00.1 19.1 R EY009473
K09X08L C2009 12 16.14986 07 33 55.19 +28 08 26.9 19.3 R EY009H26
K09X08L C2009 12 16.15221 07 33 55.47 +28 08 17.4 19.2 R EY009H26
K09X08L C2009 12 16.15927 07 33 55.93 +28 07 46.6 19.3 R EY009H26
K09X08L C2009 12 16.16904 07 33 56.49 +28 07 05.8 19.0 R EY009H26
K09X08L C2009 12 16.17138 07 33 56.71 +28 06 55.3 18.9 R EY009H26
K09X08L C2009 12 16.17606 07 33 56.99 +28 06 35.7 19.0 R EY009H26
K09X08L C2009 12 16.32395 07 34 07.09 +27 55 55.2 18.8 R EY009H01
K09X08L C2009 12 16.32913 07 34 07.37 +27 55 32.1 18.8 R EY009H01
K09X08L C2009 12 16.33449 07 34 07.67 +27 55 08.1 18.8 R EY009H01
K09X08L C2009 12 16.34071 07 34 07.99 +27 54 40.4 18.8 R EY009H01
K09X08L C2009 12 16.36090 07 34 06.88 +27 52 58.4 19.5 R EY009932
K09X08L C2009 12 16.36588 07 34 07.16 +27 52 35.2 18.9 R EY009932
K09X08L C2009 12 16.37086 07 34 07.41 +27 52 12.1 19.1 R EY009932
K09X08L C2009 12 16.37585 07 34 07.75 +27 51 49.5 19.3 R EY009932
K09X08L IC2009 12 16.38763207 34 09.21 +27 51 00.2 18.7 V EY009H21
K09X08L KC2009 12 16.39082707 34 09.40 +27 50 45.3 19.1 V EY009H21
K09X08L KC2009 12 16.39551607 34 09.68 +27 50 23.7 18.9 V EY009H21
K09X08L C2009 12 16.49220 07 34 16.45 +27 43 06.9 19.8 R EY009926
K09X08L C2009 12 16.49409 07 34 16.57 +27 42 58.4 19.9 R EY009926
K09X08L C2009 12 16.49597 07 34 16.68 +27 42 49.3 19.7 R EY009926
Observer details:
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, G. Spitz,
R. Brungard, J. Paige, P. Festler. 1.0-m f/2.15 reflector + CCD.
926 Tenagra II Observatory. Observers P. R. Holvorcem, M. Schwartz. Measurer
P. R. Holvorcem. 0.81-m f/7 Ritchey-Chretien + CCD.
932 John J. McCarthy Obs., New Milford. Observer S. Riley. 0.4-m f/6.5
Schmidt-Cassegrain + CCD.
B33 Libbiano Observatory, Peccioli. Observers P. Bacci, R. Emilio, F. Biaci.
Measurer P. Bacci. 0.5-m f/8 Ritchey-Chretien + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9
reflector + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurer S. Foglia.
H26 Doc Greiner Research Observatory, Janesvillle. Observer M. Mills. 0.4-m
f/8 Schmidt-Cassegrain + CCD.
473 Remanzacco. Observers P. Blaisch, M. Dal Bo, L. Donato, V. Gonano, G.
Sostero, F. Verlezza. Measurer F. Verlezza. 0.31-m f/2.8 Baker-Schmidt +
CCD,
Orbital elements:
2009 XL8 Earth MOID = 0.0358 AU
Epoch 2010 Jan. 4.0 TT = JDT 2455200.5 MPC
M 323.61269 (2000.0) P Q
n 0.71126963 Peri. 282.87906 -0.94560156 +0.22241701
a 1.2429296 Node 270.34680 -0.11769006 -0.91423247
e 0.4794523 Incl. 13.73459 -0.30329316 -0.33868815
P 1.39 H 22.5 G 0.15 U 8
Residuals in seconds of arc
091215 704 0.5+ 0.1+ 091216 H26 0.8- 0.3- 091216 932 0.2+ 0.2-
091215 704 0.6- 0.3- 091216 H26 0.7+ 0.2+ 091216 932 0.4- 0.3-
091215 704 0.3- 0.2- 091216 H26 0.5+ 0.5- 091216 932 0.2+ 0.1+
091215 704 0.4+ 0.3+ 091216 H26 0.7- 0.4+ 091216 H21 0.3- 0.0
091216 B33 0.4+ 0.6+ 091216 H26 0.1+ 0.0 091216 H21 0.2- 0.2-
091216 B33 0.1- 1.0+ 091216 H26 0.2- 0.4+ 091216 H21 0.0 0.2-
091216 204 0.2- 0.2- 091216 H01 0.1+ 0.2+ 091216 926 0.1- 0.2-
091216 B33 0.0 0.4- 091216 H01 0.1+ 0.1+ 091216 926 0.0 0.3+
091216 204 0.3- 0.4- 091216 H01 0.2+ 0.0 091216 926 0.0 0.0
091216 473 0.3+ 0.4- 091216 H01 0.0 0.1+
091216 473 0.1+ 0.4- 091216 932 0.3+ 0.1+
Ephemeris:
2009 XL8 a,e,i = 1.24, 0.48, 14 q = 0.6470
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 12 15 07 32.40 +29 26.5 0.144 1.113 151.9 24.6 19.7
2009 12 17 07 35.01 +27 02.8 0.125 1.097 153.4 23.7 19.3
2009 12 19 07 38.01 +23 47.4 0.106 1.081 154.7 22.9 18.9
2009 12 21 07 41.66 +19 10.5 0.0880 1.064 155.1 22.9 18.4
2009 12 23 07 46.42 +12 17.9 0.0710 1.048 153.5 24.8 18.0
2009 12 25 07 53.18 +01 28.1 0.0559 1.031 147.4 30.9 17.6
2009 12 27 08 03.93 -16 02.0 0.0442 1.014 133.5 44.7 17.5
2009 12 29 08 24.15 -41 21.4 0.0390 0.998 110.3 67.6 17.8
2009 12 31 09 15.69 -66 58.9 0.0427 0.981 85.4 92.2 18.9
2010 01 02 12 50.18 -81 15.2 0.0534 0.964 67.3 109.8 20.2
2010 01 04 17 09.87 -77 17.9 0.0679 0.947 56.1 120.5 21.4
Sonia Keys (C) Copyright 2009 MPC M.P.E.C. 2009-Y09
Read MPEC 2009-Y08
Read MPEC 2009-Y10
Enter an MPEC number in one of the following forms:
- 1997-B01 (the full form)
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- B01 (the abbreviated form)
