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M.P.E.C. 2008-H12 Issued 2008 Apr. 21, 11:08 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
2008 HE
Observations:
K08H00E* C2008 04 18.13869 09 20 01.39 +02 44 06.7 18.1 V EH012703
K08H00E C2008 04 18.14726 09 20 04.52 +02 44 10.4 18.8 V EH012703
K08H00E C2008 04 18.15581 09 20 07.69 +02 44 14.3 18.7 V EH012703
K08H00E C2008 04 18.16438 09 20 10.93 +02 44 17.5 18.5 V EH012703
K08H00E 5C2008 04 18.19658609 20 22.932+02 44 31.48 18.5 R EH012673
K08H00E C2008 04 18.20021 09 20 24.07 +02 44 33.9 18.3 V EH012703
K08H00E 5C2008 04 18.20167809 20 24.810+02 44 33.73 EH012673
K08H00E 5C2008 04 18.20873809 20 27.421+02 44 36.93 EH012673
K08H00E C2008 04 18.20895 09 20 27.26 +02 44 37.6 EH012703
K08H00E 5C2008 04 18.21197909 20 28.619+02 44 38.61 EH012673
K08H00E C2008 04 18.21773 09 20 30.53 +02 44 42.0 18.6 V EH012703
K08H00E C2008 04 18.22653 09 20 33.79 +02 44 46.2 18.0 V EH012703
K08H00E C2008 04 19.15571 09 26 08.52 +02 51 27.4 18.5 R EH012448
K08H00E C2008 04 19.16070 09 26 10.21 +02 51 29.5 18.3 R EH012448
K08H00E C2008 04 19.16568 09 26 11.93 +02 51 31.7 18.5 R EH012448
K08H00E C2008 04 19.27495 09 26 48.83 +02 52 14.8 18.5 R EH012854
K08H00E C2008 04 19.27977 09 26 50.52 +02 52 17.3 18.6 R EH012854
K08H00E C2008 04 19.28459 09 26 52.11 +02 52 18.2 18.4 R EH012854
K08H00E C2008 04 19.81238809 29 48.82 +02 55 34.7 18.4 V EH012198
K08H00E C2008 04 19.82297509 29 52.12 +02 55 38.8 18.5 V EH012198
K08H00E C2008 04 19.82461709 29 52.66 +02 55 39.4 18.6 V EH012198
K08H00E C2008 04 19.83812 09 29 56.87 +02 55 44.0 18.1 V EH012B03
K08H00E C2008 04 19.85865 09 30 03.39 +02 55 52.4 18.5 V EH012B03
K08H00E C2008 04 19.87003 09 30 07.05 +02 55 56.0 17.9 V EH012B03
K08H00E C2008 04 19.94253 09 30 30.13 +02 56 22.9 EH012595
K08H00E C2008 04 19.95162 09 30 33.13 +02 56 25.9 18.1 V EH012595
Observer details:
198 Wildberg. Observer R. Apitzsch. 0.35-m f/4.2 reflector + CCD.
448 Desert Moon Observatory. Observer B. L. Stevens. 0.3-m
Schmidt-Cassegrain + CCD.
595 Farra d'Isonzo. Observers L. Bittesini, G. Lombardi, E. Pettarin,
F. Piani. Measurers G. Lombardi, E. Pettarin. 0.40-m f/4.5 reflector
+ CCD.
673 Table Mountain Observatory, Wrightwood. Observers J. Young, H. Rhoades.
Measurer J. Young. 0.61-m f/16 Cassegrain + CCD.
703 Catalina Sky Survey. Observer 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. 0.68-m Schmidt + CCD.
854 Sabino Canyon Observatory, Tucson. Observer J. E. McGaha. 0.36-m f/10.0
Schmidt-Cassegrain + CCD.
B03 Alter Satzberg, Vienna. Observer M. Pietschnig. 0.35-m f/5.8
Schmidt-Cassegrain + CCD.
Orbital elements:
2008 HE Earth MOID = 0.0810 AU
Epoch 2008 May 14.0 TT = JDT 2454600.5 MPC
M 27.21436 (2000.0) P Q
n 0.37179736 Peri. 183.43497 +0.75715107 -0.64633400
a 1.9154251 Node 217.39041 +0.60299260 +0.74729918
e 0.9383530 Incl. 8.97524 +0.25124130 +0.15426049
P 2.65 H 18.1 G 0.15 U 9
Residuals in seconds of arc
080418 703 0.8+ 1.2+ 080418 673 0.3+ 0.3- 080419 198 1.0+ 0.3-
080418 703 0.1+ 0.9+ 080418 703 0.8- 0.2- 080419 198 0.3- 0.0
080418 703 0.1+ 0.8+ 080418 703 0.6- 0.0 080419 198 0.1- 0.0
080418 703 1.1+ 0.0 080419 448 0.6- 0.5- 080419 B03 0.1+ 0.4-
080418 673 0.2+ 0.3- 080419 448 0.6- 0.4- 080419 B03 0.5- 0.6+
080418 703 0.6- 0.2- 080419 448 0.0 0.2- 080419 B03 0.2- 0.1+
080418 673 0.2+ 0.4- 080419 854 0.1+ 0.3- 080419 595 0.9- 0.6+
080418 673 0.3+ 0.5- 080419 854 1.1+ 0.3+ 080419 595 0.6+ 0.4+
080418 703 1.2- 0.5- 080419 854 0.5+ 0.7-
Ephemeris:
2008 HE a,e,i = 1.92, 0.94, 9 q = 0.1181
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2008 04 14 08 47.57 +01 59.6 0.318 1.146 108.7 56.0 17.9
2008 04 24 09 49.11 +03 14.3 0.530 1.314 113.9 44.4 19.0
2008 05 04 10 18.92 +03 23.5 0.760 1.467 111.4 39.8 19.9
2008 05 14 10 38.75 +03 06.6 0.997 1.609 106.5 37.0 20.6
2008 05 24 10 54.49 +02 35.1 1.239 1.741 100.8 34.8 21.2
2008 06 03 11 08.30 +01 54.1 1.484 1.865 94.7 32.8 21.7
Timothy B. Spahr (C) Copyright 2008 MPC M.P.E.C. 2008-H12
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