MPEC 2009-D35 : 2009 DL1
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M.P.E.C. 2009-D35 Issued 2009 Feb. 20, 15:37 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 DL1
Observations:
K09D01L* C2009 02 19.01196 12 50 34.79 -03 38 06.7 19.1 R ED035106
K09D01L C2009 02 19.02085 12 50 35.70 -03 38 16.6 18.6 R ED035106
K09D01L C2009 02 19.02972 12 50 36.52 -03 38 25.5 18.2 R ED035106
K09D01L C2009 02 19.03858 12 50 37.34 -03 38 34.1 19.1 R ED035106
K09D01L 5C2009 02 19.32106 12 51 06.40 -03 43 21.3 19.3 R ED035673
K09D01L 5C2009 02 19.33137 12 51 07.39 -03 43 31.9 ED035673
K09D01L C2009 02 19.33820 12 51 07.94 -03 43 39.1 18.9 ED035704
K09D01L 5C2009 02 19.34248 12 51 08.47 -03 43 43.4 ED035673
K09D01L %C2009 02 19.34459 12 51 08.48 -03 43 46.5 18.5 R ED035H06
K09D01L C2009 02 19.34981 12 51 08.97 -03 43 51.7 19.3 ED035704
K09D01L 5C2009 02 19.35822 12 51 10.00 -03 43 59.7 ED035673
K09D01L C2009 02 19.36167 12 51 10.15 -03 44 02.9 19.3 ED035704
K09D01L %C2009 02 19.36300 12 51 10.24 -03 44 05.4 18.4 R ED035H06
K09D01L C2009 02 19.38841 12 51 12.68 -03 44 31.3 18.9 ED035704
K09D01L C2009 02 19.40787 12 51 14.55 -03 44 51.5 19.2 V ED035691
K09D01L C2009 02 19.41652 12 51 15.29 -03 45 00.9 18.9 R ED035H01
K09D01L C2009 02 19.42009 12 51 15.63 -03 45 04.5 18.9 R ED035H01
K09D01L C2009 02 19.42376 12 51 15.98 -03 45 08.3 18.9 R ED035H01
K09D01L C2009 02 19.42597 12 51 16.25 -03 45 10.3 19.2 V ED035691
K09D01L C2009 02 19.42909 12 51 16.48 -03 45 13.8 18.8 R ED035H01
K09D01L C2009 02 19.44432 12 51 17.98 -03 45 29.0 19.2 V ED035691
K09D01L C2009 02 19.99097 12 52 14.00 -03 54 57.2 19.1 C ED035493
K09D01L C2009 02 19.99241 12 52 14.14 -03 54 58.6 19.2 C ED035493
K09D01L C2009 02 19.99381 12 52 14.27 -03 55 00.1 19.1 C ED035493
K09D01L C2009 02 20.14584 12 52 28.62 -03 57 40.9 18.7 C ED035204
K09D01L C2009 02 20.15288 12 52 29.29 -03 57 48.2 ED035204
K09D01L C2009 02 20.15991 12 52 29.98 -03 57 55.6 ED035204
K09D01L 5C2009 02 20.34444 12 52 49.60 -04 01 04.9 19.2 ED035673
K09D01L 5C2009 02 20.35116 12 52 50.23 -04 01 11.9 ED035673
K09D01L 5C2009 02 20.36019 12 52 51.12 -04 01 21.6 ED035673
K09D01L 5C2009 02 20.36806 12 52 51.87 -04 01 29.8 ED035673
K09D01L C2009 02 20.39713 12 52 54.20 -04 02 02.0 19.1 R ED035H36
K09D01L C2009 02 20.39991112 52 54.30 -04 02 05.2 19.0 V ED035H55
K09D01L C2009 02 20.40299412 52 54.61 -04 02 08.4 19.0 V ED035H55
K09D01L C2009 02 20.40362 12 52 54.80 -04 02 08.9 18.7 R ED035H36
K09D01L C2009 02 20.40427 12 52 55.14 -04 02 07.6 19.1 V ED035291
K09D01L C2009 02 20.40686 12 52 55.09 -04 02 12.5 19.1 R ED035H36
K09D01L C2009 02 20.40762012 52 55.05 -04 02 13.4 19.0 V ED035H55
K09D01L C2009 02 20.40813 12 52 55.51 -04 02 11.5 19.2 V ED035291
K09D01L C2009 02 20.41191 12 52 55.86 -04 02 15.5 19.2 V ED035291
K09D01L C2009 02 20.42478 12 52 57.14 -04 02 29.2 18.8 R ED035854
K09D01L C2009 02 20.42869 12 52 57.50 -04 02 32.8 18.8 R ED035854
K09D01L C2009 02 20.43262 12 52 57.88 -04 02 37.6 19.2 R ED035854
K09D01L C2009 02 20.45400 12 52 59.76 -04 03 00.2 18.9 R ED035H01
K09D01L C2009 02 20.45867 12 53 00.20 -04 03 05.2 18.9 R ED035H01
K09D01L C2009 02 20.46427 12 53 00.73 -04 03 11.1 19.0 R ED035H01
K09D01L C2009 02 20.47171 12 53 01.43 -04 03 18.8 19.0 R ED035H01
Observer details:
106 Crni Vrh. Observer J. Skvarc. 0.60-m f/3.3 Deltagraph + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
291 LPL/Spacewatch II. Observer J. V. Scotti. 1.8-m f/2.7 reflector + CCD.
493 Calar Alto. Observer F. Hormuth. 1.23-m reflector + CCD.
673 Table Mountain Observatory, Wrightwood. Observer J. Young. 0.61-m f/16
Cassegrain + CCD.
691 Steward Observatory, Kitt Peak. Observer J. V. Scotti. 0.9-m f/3
reflector + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Bezpalko, D. Torres,
R. Kracke, G. Spitz, J. Kistler. Measurers J. Stuart, S. Scruggs. 1.0-m
f/2.15 reflector + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
H01 Magdalena Ridge Observatory, Socorro. Observer W. H. Ryan. 2.4-m f/8.9
reflector + CCD.
H06 RAS Observatory, Mayhill. Observers E. Guido, G. Sostero, P. Camilleri.
0.25-m f/3.4 reflector + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
H55 Astronomical Research Observatory, Charleston. Observer R. Holmes.
Measurer S. Foglia.
Orbital elements:
2009 DL1 Earth MOID = 0.1788 AU
Epoch 2008 Nov. 30.0 TT = JDT 2454800.5 MPC
M 312.32959 (2000.0) P Q
n 0.32179404 Peri. 226.78557 -0.77066120 +0.63719898
a 2.1090363 Node 352.78577 -0.56553569 -0.68943360
e 0.4401464 Incl. 3.50010 -0.29368469 -0.34446883
P 3.06 H 18.9 G 0.15 U 8
Residuals in seconds of arc
090219 106 0.6- 0.2+ 090219 H01 0.0 0.1- 090220 H55 0.3- 0.2-
090219 106 0.3+ 0.6- 090219 H01 0.1+ 0.1- 090220 H55 0.1- 0.2-
090219 106 0.1- 0.3- 090219 691 0.2- 0.4- 090220 H36 0.0 0.2-
090219 106 0.5- 0.2+ 090219 H01 0.1+ 0.1- 090220 291 0.3- 0.0
090219 673 0.0 0.7+ 090219 691 0.2- 0.1- 090220 H36 0.3- 0.4-
090219 673 0.0 0.8+ 090219 493 0.6- 0.3- 090220 H55 0.0 0.4-
090219 704 0.9+ 0.6+ 090219 493 0.6- 0.2- 090220 291 0.2- 0.1+
090219 673 0.2+ 0.8+ 090219 493 0.7- 0.2- 090220 291 0.3- 0.1+
090219 H06 0.1+ 0.4- 090220 204 0.1+ 0.2- 090220 854 1.0+ 0.0
090219 704 0.2- 0.0 090220 204 0.1+ 0.1- 090220 854 0.9+ 0.5+
090219 673 0.6+ 0.8+ 090220 204 0.3+ 0.2- 090220 854 1.0+ 0.2-
090219 704 0.7+ 1.1+ 090220 673 0.2+ 0.5+ 090220 H01 0.0 0.0
090219 H06 0.4+ 0.3- 090220 673 0.0 0.5+ 090220 H01 0.0 0.1-
090219 704 0.7+ 0.3+ 090220 673 0.4+ 0.3+ 090220 H01 0.1+ 0.1-
090219 691 0.2- 0.3- 090220 673 0.5+ 0.4+ 090220 H01 0.0 0.0
090219 H01 0.0 0.2- 090220 H36 0.2+ 0.1-
Ephemeris:
2009 DL1 a,e,i = 2.11, 0.44, 4 q = 1.1808
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2009 02 18 12 48.87 -03 20.7 0.470 1.369 136.8 29.6 19.2
2009 02 28 13 05.74 -06 22.6 0.394 1.323 141.8 27.6 18.7
2009 03 10 13 23.01 -09 57.7 0.330 1.281 146.5 25.3 18.2
2009 03 20 13 41.25 -14 14.8 0.278 1.246 150.6 23.1 17.7
2009 03 30 14 01.01 -19 16.3 0.238 1.217 153.7 21.3 17.3
2009 04 09 14 23.06 -24 51.8 0.210 1.196 155.5 20.3 16.9
2009 04 19 14 47.70 -30 30.0 0.193 1.184 156.1 20.1 16.7
2009 04 29 15 13.95 -35 23.4 0.187 1.181 156.3 20.0 16.6
2009 05 09 15 40.02 -38 50.4 0.191 1.187 157.0 19.4 16.7
2009 05 19 16 03.41 -40 34.9 0.203 1.203 158.7 17.8 16.8
2009 05 29 16 22.51 -40 46.5 0.223 1.226 160.8 15.8 16.9
2009 06 08 16 37.84 -39 51.3 0.253 1.258 162.1 14.4 17.2
2009 06 18 16 50.60 -38 17.7 0.292 1.296 161.0 14.8 17.6
2009 06 28 17 02.26 -36 28.6 0.343 1.339 157.4 17.0 18.1
2009 07 08 17 14.09 -34 40.1 0.405 1.387 152.2 20.0 18.6
2009 07 18 17 26.58 -33 00.3 0.478 1.439 146.2 23.1 19.2
2009 07 28 17 40.02 -31 31.8 0.564 1.493 140.1 25.9 19.7
2009 08 07 17 54.49 -30 14.0 0.662 1.549 133.9 28.2 20.2
2009 08 17 18 09.83 -29 04.6 0.771 1.606 127.8 29.9 20.7
2009 08 27 18 25.92 -28 00.8 0.892 1.664 121.9 31.0 21.1
2009 09 06 18 42.64 -27 00.0 1.022 1.722 116.0 31.7 21.5
2009 09 16 18 59.79 -26 00.0 1.161 1.780 110.3 32.0 21.8
Timothy B. Spahr (C) Copyright 2009 MPC M.P.E.C. 2009-D35
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