MPEC 2001-H28: 2001 HY7
The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.
Read MPEC 2001-H27
Read MPEC 2001-H29
M.P.E.C. 2001-H28 Issued 2001 Apr. 23, 18:12 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://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2001 HY7
Observations:
K01H07Y* C2001 04 18.33365 14 55 55.47 -13 39 01.1 18.2 704
K01H07Y C2001 04 18.34728 14 55 51.09 -13 38 27.3 18.7 704
K01H07Y C2001 04 18.36089 14 55 46.70 -13 37 54.6 18.3 704
K01H07Y C2001 04 18.37447 14 55 42.41 -13 37 22.1 18.6 704
K01H07Y C2001 04 18.38802 14 55 38.03 -13 36 48.9 18.9 704
K01H07Y C2001 04 21.32770 14 40 52.87 -11 37 59.1 18.4 704
K01H07Y C2001 04 21.34090 14 40 48.78 -11 37 27.0 18.2 704
K01H07Y C2001 04 21.34284 14 40 48.17 -11 37 22.8 18.1 704
K01H07Y C2001 04 21.35411 14 40 44.70 -11 36 56.5 18.6 704
K01H07Y C2001 04 21.35775 14 40 43.55 -11 36 47.4 19.0 704
K01H07Y C2001 04 21.36731 14 40 40.73 -11 36 24.1 18.7 704
K01H07Y C2001 04 21.38050 14 40 36.55 -11 35 52.8 18.4 704
K01H07Y C2001 04 21.38490 14 40 35.21 -11 35 41.1 18.4 704
K01H07Y C2001 04 21.39865 14 40 30.88 -11 35 08.2 18.5 704
K01H07Y WC2001 04 23.29548 14 31 21.02 -10 19 49.5 670
K01H07Y WC2001 04 23.29708 14 31 20.55 -10 19 45.1 670
K01H07Y C2001 04 23.31709 14 31 13.70 -10 19 01.2 17.5 R 649
K01H07Y IC2001 04 23.33613 14 31 08.56 -10 18 12.2 18.8 V 926
K01H07Y C2001 04 23.33736 14 31 08.24 -10 18 10.1 18.6 V 926
K01H07Y C2001 04 23.33797 14 31 08.04 -10 18 09.0 17.8 919
K01H07Y C2001 04 23.33969 14 31 06.90 -10 18 07.2 18.8 R 649
K01H07Y C2001 04 23.34517 14 31 05.91 -10 17 52.6 17.8 919
K01H07Y C2001 04 23.34799 14 31 05.08 -10 17 45.9 17.7 919
K01H07Y C2001 04 23.35341 14 31 02.83 -10 17 35.9 17.2 R 649
Observer details:
649 Powell Observatory, Louisburg. Observer K. Smalley. 0.75-m Newtonian
+ CCD.
670 Camarillo. Observer J. E. Rogers. 0.30-m f/6.7 Helin Telescope + CCD.
704 Lincoln Laboratory ETS, New Mexico. Observers M. Blythe, F. Shelly,
M. Bezpalko, R. Huber, L. Manguso, S. Adams. Measurers J. Stuart,
R. Sayer, J. B. Evans, H. Viggh. 1.0-m f/2.15 reflector + CCD.
919 Desert Beaver Observatory. Observer K. W. Yeung. 0.45-m reflector + CCD.
926 Tenagra II Observatory. Observer M. Schwartz. Measurer P. R. Holvorcem.
0.5-m f/10 Ritchey-Chretien + CCD.
Orbital elements:
2001 HY7 PHA 0.036
Epoch 2001 Apr. 21.0 TT = JDT 2452020.5 Spahr
M 130.35802 (2000.0) P Q
n 1.12897161 Peri. 210.72243 +0.55559303 -0.83050181
a 0.9134414 Node 205.59063 +0.78034112 +0.53736055
e 0.4162597 Incl. 5.28537 +0.28702635 +0.14666416
P 0.87 H 20.2 G 0.15
From 24 observations 2001 Apr. 18-23.
Ephemeris:
2001 HY7 a,e,i = 0.91, 0.42, 5 q = 0.5332
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 04 11 15 33.46 -18 25.7 0.215 1.186 145.6 28.5 18.5
2001 04 21 14 42.51 -11 50.7 0.221 1.222 168.4 9.5 18.0
2001 05 01 13 58.11 -05 42.1 0.248 1.251 167.3 10.2 18.3
2001 05 11 13 27.26 -01 24.8 0.294 1.272 149.6 23.7 19.2
2001 05 21 13 09.58 +00 57.2 0.353 1.286 135.1 33.7 19.9
2001 05 31 13 02.08 +01 53.6 0.418 1.293 123.6 40.8 20.5
2001 06 10 13 01.81 +01 53.3 0.486 1.292 114.1 45.8 20.9
2001 06 20 13 06.55 +01 16.4 0.554 1.284 106.0 49.5 21.3
2001 06 30 13 14.96 +00 14.8 0.619 1.269 98.8 52.4 21.6
2001 07 10 13 26.07 -01 03.2 0.678 1.246 92.5 54.6 21.8
2001 07 20 13 39.26 -02 32.3 0.729 1.215 86.6 56.6 22.0
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-H28
Read MPEC 2001-H27
Read MPEC 2001-H29
Our Web policy. Index to the CBAT/MPC/ICQ pages.
