MPEC 2008-E34 : 2005 EY169 = 2008 EK
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M.P.E.C. 2008-E34 Issued 2008 Mar. 3, 16:13 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
2005 EY169 = 2008 EK
Revision to MPEC 2005-E82
Observations:
K08E00K* C2008 03 01.42537 11 14 53.62 +32 25 05.0 18.7 V EE034G96
K08E00K C2008 03 01.43101 11 14 50.89 +32 24 24.8 18.6 V EE034G96
K08E00K C2008 03 01.43665 11 14 48.15 +32 23 44.3 18.6 V EE034G96
K08E00K C2008 03 01.44233 11 14 45.38 +32 23 03.6 18.6 V EE034G96
K08E00K C2008 03 01.51198 11 14 12.04 +32 14 39.6 18.5 V EE034G96
K08E00K C2008 03 01.51441 11 14 10.89 +32 14 22.0 18.4 V EE034G96
K08E00K C2008 03 01.51677 11 14 09.78 +32 14 04.7 18.5 V EE034G96
K08E00K C2008 03 01.51918 11 14 08.66 +32 13 47.2 18.6 V EE034G96
K08E00K C2008 03 01.84653 11 11 45.73 +31 34 13.8 18.3 V EE034595
K08E00K C2008 03 01.84871 11 11 44.74 +31 33 59.0 EE034595
K08E00K C2008 03 01.88571 11 11 26.57 +31 29 29.7 19.0 V EE034595
K08E00K C2008 03 02.11372 11 09 40.08 +31 01 04.9 18.3 V EE034H85
K08E00K C2008 03 02.12780 11 09 33.06 +30 59 19.6 18.0 V EE034H85
K08E00K C2008 03 02.14197 11 09 25.97 +30 57 33.4 18.1 V EE034H85
K08E00K C2008 03 02.29297411 08 10.33 +30 38 15.2 19.1 V EE034H55
K08E00K C2008 03 02.29512411 08 09.23 +30 37 58.6 18.8 V EE034H55
K08E00K C2008 03 02.29757211 08 07.99 +30 37 39.7 18.8 V EE034H55
K08E00K 1C2008 03 02.30486 11 08 06.97 +30 36 29.0 EE034658
K08E00K 1C2008 03 02.30669 11 08 06.06 +30 36 14.9 EE034658
K08E00K 1C2008 03 02.30852 11 08 05.19 +30 36 01.0 EE034658
K08E00K C2008 03 02.32962 11 07 53.69 +30 33 41.3 19.0 R EE034854
K08E00K C2008 03 02.33037 11 07 53.26 +30 33 36.3 19.0 R EE034854
K08E00K C2008 03 02.33113 11 07 52.90 +30 33 30.4 19.1 R EE034854
K08E00K C2008 03 02.89520 11 03 21.00 +29 17 18.2 18.1 R EE034473
K08E00K C2008 03 02.90160 11 03 17.68 +29 16 25.3 18.1 R EE034473
K08E00K C2008 03 02.94097 11 02 57.51 +29 10 58.0 18.6 R EE034143
K08E00K C2008 03 02.94666 11 02 54.53 +29 10 10.9 18.4 R EE034143
K08E00K C2008 03 02.95237 11 02 51.53 +29 09 23.2 18.5 R EE034143
K08E00K C2008 03 03.01390 11 02 19.27 +29 00 46.9 EE034204
K08E00K C2008 03 03.01694 11 02 17.66 +29 00 21.1 EE034204
K08E00K C2008 03 03.01998 11 02 16.07 +28 59 55.3 18.2 R EE034204
K08E00K C2008 03 03.14363 11 01 12.38 +28 42 07.3 EE034J95
K08E00K C2008 03 03.14580 11 01 11.25 +28 41 48.6 EE034J95
K08E00K C2008 03 03.14836 11 01 09.91 +28 41 26.2 18.3 R EE034J95
Observer details:
143 Gnosca. Observer S. Sposetti. 0.40-m f/4 reflector + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
473 Remanzacco. Observers L. Donato, M. Gonano, V. Gonano, E. Guido,
V. Santini, G. Sostero. 0.45-m f/4.4 Newtonian reflector + CCD.
595 Farra d'Isonzo. Observers E. Pettarin, F. Piani. Measurer E. Pettarin.
0.40-m f/4.5 reflector + CCD.
658 National Research Council of Canada. Observer R. M. Robb. Measurer
D. D. Balam. 1.82-m Plaskett telescope + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
G96 Mt. Lemmon Survey. Observer E. Beshore. 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.
H55 Astronomical Research Observatory, Charleston. Observer R. Holmes.
0.81-m f/4.0 astrograph + CCD.
H85 Silver Spring. Observer K. Levin. Measurer N. Teamo. 0.45-m f/7.25
Ritchey-Chretien + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.40-m f/6.0 Schmidt-Cassegrain
+ CCD.
Orbital elements:
2005 EY169 = 2008 EK Earth MOID = 0.0693 AU
Epoch 2008 May 14.0 TT = JDT 2454600.5 MPC
M 13.73002 (2000.0) P Q
n 0.65882547 Peri. 227.51134 -0.81322983 +0.57637819
a 1.3080443 Node 346.98702 -0.37174034 -0.62065930
e 0.2330545 Incl. 20.88804 -0.44773471 -0.53157334
P 1.50 H 22.1 G 0.15 U 3
Residuals in seconds of arc
050313 G96 0.0 0.1+ 050313 198 0.1+ 0.6+ 080302 H85 0.1- 0.2-
050313 G96 0.1- 0.0 050314 854 0.5+ 0.2+ 080302 H85 0.0 0.2-
050313 G96 0.1- 0.0 050314 854 0.7- 0.3+ 080302 H55 0.2+ 0.3-
050313 G96 0.3- 0.1+ 050314 854 0.4- 0.4+ 080302 H55 0.1+ 0.1-
050313 G96 0.4- 0.1- 050314 H06 1.8+ 1.0+ 080302 H55 0.2+ 0.1+
050313 G96 0.3- 0.1+ 050316 240 0.1- 0.2- 080302 658 1.7- 0.2+
050313 G96 0.2- 0.2+ 050316 240 0.2- 0.6- 080302 658 1.5- 0.2+
050313 G96 0.2- 0.1+ 050316 240 0.0 0.0 080302 658 0.8- 0.4+
050313 G96 0.4- 0.1+ 050316 240 0.2- 1.0- 080302 854 1.2+ 0.2-
050313 G96 0.1- 0.0 050316 240 (2.6- 0.5+) 080302 854 0.6+ 0.7+
050313 G96 0.1- 0.1+ 050316 240 (3.0- 1.6+) 080302 854 1.0+ 0.7+
050313 G96 0.2- 0.2- 080301 G96 0.0 0.2- 080302 473 0.2- 0.0
050313 240 0.1+ 0.0 080301 G96 0.1+ 0.1- 080302 473 0.1- 0.1-
050313 240 0.0 0.4- 080301 G96 0.0 0.2- 080302 143 0.3+ 0.3-
050313 240 0.4- 1.5- 080301 G96 0.3- 0.2- 080302 143 0.2+ 0.1-
050313 240 0.1- 0.6- 080301 G96 0.2- 0.2- 080302 143 0.1+ 0.2-
050313 240 1.2+ 0.4+ 080301 G96 0.2- 0.1- 080303 204 0.3+ 0.2+
050313 240 1.3+ 0.4+ 080301 G96 0.1- 0.2- 080303 204 0.1+ 0.2+
050313 198 0.1- 0.3+ 080301 G96 0.1+ 0.1- 080303 204 0.2+ 0.2+
050313 198 0.1- 0.1- 080301 595 0.4+ 0.0 080303 J95 0.0 0.2-
050313 198 0.3- 0.1+ 080301 595 1.3+ 0.9+ 080303 J95 0.1- 0.0
050313 198 0.1- 0.3+ 080301 595 0.1+ 0.2+ 080303 J95 0.3- 0.1-
050313 198 0.0 0.5+ 080302 H85 0.0 0.1-
Ephemeris:
2005 EY169 a,e,i = 1.31, 0.23, 21 q = 1.0032
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 02 24 11 55.26 +41 07.7 0.144 1.108 143.0 32.5 19.5
2008 03 05 10 45.12 +23 48.7 0.0909 1.079 161.7 16.8 18.0
2008 03 15 09 02.44 -16 12.9 0.0778 1.053 136.9 40.2 18.3
2008 03 25 07 28.57 -43 46.0 0.115 1.031 104.1 69.7 19.9
2008 04 04 06 25.51 -53 31.7 0.168 1.016 90.5 80.0 21.1
2008 04 14 05 44.63 -57 33.9 0.221 1.006 84.5 82.9 21.7
Timothy B. Spahr (C) Copyright 2008 MPC M.P.E.C. 2008-E34
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