MPEC 2005-J01 : 2005 HB4
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.
Read MPEC 2005-H42
Read MPEC 2005-J02
M.P.E.C. 2005-J01 Issued 2005 May 1, 17:41 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.
Supported in part by the Brinson Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2005 HB4
Observations:
K05H04B* C2005 04 30.29862 13 59 49.02 +23 04 01.7 19.8 V EJ001703
K05H04B C2005 04 30.30786 13 59 50.67 +23 03 56.8 19.5 V EJ001703
K05H04B C2005 04 30.31709 13 59 52.47 +23 03 50.8 19.9 V EJ001703
K05H04B C2005 04 30.32638 13 59 54.09 +23 03 45.3 20.3 V EJ001703
K05H04B C2005 04 30.84745 14 02 09.16 +22 58 20.7 EJ001118
K05H04B C2005 04 30.85392 14 02 09.31 +22 58 18.1 19.4 V EJ001A50
K05H04B C2005 04 30.85747 14 02 09.97 +22 58 14.8 19.6 V EJ001A50
K05H04B C2005 04 30.85875 14 02 11.62 +22 58 16.3 EJ001118
K05H04B C2005 04 30.86102 14 02 10.74 +22 58 13.9 19.4 V EJ001A50
K05H04B C2005 04 30.86456 14 02 11.50 +22 58 11.3 19.6 V EJ001A50
K05H04B C2005 04 30.86810 14 02 12.17 +22 58 10.5 19.5 V EJ001A50
K05H04B C2005 05 01.03460 14 02 50.66 +22 56 53.0 19.7 R EJ001J87
K05H04B C2005 05 01.03750 14 02 51.24 +22 56 50.7 19.9 R EJ001J87
K05H04B C2005 05 01.04040 14 02 51.81 +22 56 48.3 20.0 R EJ001J87
K05H04B C2005 05 01.30640 14 04 00.47 +22 54 25.8 19.9 R EJ001448
K05H04B C2005 05 01.32457 14 04 04.19 +22 54 12.0 20.2 R EJ001448
K05H04B C2005 05 01.34307 14 04 07.93 +22 53 59.2 20.0 R EJ001448
K05H04B 1C2005 05 01.60291 14 05 16.93 +22 53 37.3 19.9 R EJ001413
K05H04B 1C2005 05 01.60777 14 05 17.92 +22 53 33.5 19.9 R EJ001413
Observer details:
118 Modra. Observers S. Gajdos, J. Vilagi. 0.6-m f/5.5 reflector + CCD.
413 Siding Spring. Observer R. H. McNaught. 1.0-m f/8 reflector + CCD.
448 Desert Moon Observatory. Observer B. L. Stevens. 0.3-m
Schmidt-Cassegrain + CCD.
703 Catalina Sky Survey. Observer R. Hill. Measurers E. C. Beshore,
C. M. Casey, E. J. Christensen, G. J. Garradd, R. E. Hill, S. M. Larson,
R. H. McNaught. 0.68-m Schmidt + CCD.
A50 Andrushivka Astronomical Observatory. Observer Y. Ivashchenko. 0.6-m
f/1.2 reflector + CCD.
J87 La Canada. Observer J. Lacruz. 0.30-m f/10 Schmidt-Cassegrain + CCD
+ f/6.3 focal reducer.
Orbital elements:
2005 HB4
Epoch 2005 Apr. 20.0 TT = JDT 2453480.5 MPC
M 342.74684 (2000.0) P Q
n 0.62649820 Peri. 151.67607 -0.55249093 +0.83241419
a 1.3526626 Node 84.75571 -0.77263909 -0.49214972
e 0.2267263 Incl. 2.46907 -0.31270212 -0.25470623
P 1.57 H 24.5 G 0.15
From 19 observations 2005 Apr. 30-May 1.
Ephemeris:
2005 HB4 a,e,i = 1.35, 0.23, 2 q = 1.0460
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2005 04 30 13 58.62 +23 06.8 0.0605 1.055 141.4 36.5 20.0
2005 05 10 14 50.31 +19 35.9 0.0473 1.048 142.6 35.8 19.4
2005 05 20 16 06.68 +09 37.3 0.0393 1.046 150.1 28.9 18.8
2005 05 30 17 31.76 -05 28.3 0.0399 1.051 157.5 21.7 18.7
2005 06 09 18 37.38 -17 56.4 0.0492 1.061 158.7 20.4 19.1
2005 06 19 19 16.81 -25 17.0 0.0646 1.077 160.2 18.6 19.7
2005 06 29 19 37.34 -29 15.2 0.0843 1.098 164.1 14.7 20.2
2005 07 09 19 46.36 -31 16.9 0.108 1.123 168.4 10.5 20.6
2005 07 19 19 50.26 -32 02.4 0.137 1.151 168.8 9.9 21.1
2005 07 29 19 53.06 -31 56.2 0.172 1.182 164.1 13.6 21.8
(Last issue was M.P.E.C. 2005-H42)
Timothy B. Spahr (C) Copyright 2005 MPC M.P.E.C. 2005-J01
Read MPEC 2005-H42
Read MPEC 2005-J02
Our Web policy. Index to the CBAT/MPC/ICQ pages.
