MPEC 2001-H27: 2001 HX7
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M.P.E.C. 2001-H27 Issued 2001 Apr. 23, 18:04 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 HX7
Observations:
K01H07X* C2001 04 18.26779 12 48 09.30 -04 27 06.5 18.5 704
K01H07X C2001 04 18.28130 12 48 08.18 -04 23 21.9 18.7 704
K01H07X C2001 04 18.29479 12 48 07.01 -04 19 39.3 19.0 704
K01H07X C2001 04 18.30824 12 48 05.82 -04 15 56.0 18.8 704
K01H07X C2001 04 18.32165 12 48 04.61 -04 12 13.9 18.5 704
K01H07X C2001 04 19.18342 12 47 04.17 -00 13 08.8 18.6 R 649
K01H07X IC2001 04 19.18572 12 47 03.96 -00 12 31.0 18.1 R 649
K01H07X C2001 04 19.18855 12 47 03.86 -00 11 42.6 18.4 R 649
K01H07X C2001 04 19.20380 12 47 02.38 -00 07 29.1 18.7 R 649
K01H07X C2001 04 21.24851 12 44 40.73 +09 19 24.4 18.4 V 926
K01H07X C2001 04 21.24882 12 44 40.67 +09 19 29.5 19.1 V 926
K01H07X C2001 04 21.24916 12 44 40.65 +09 19 35.0 18.6 V 926
K01H07X C2001 04 21.26209 12 44 39.47 +09 23 05.3 18.4 704
K01H07X C2001 04 21.27081 12 44 38.72 +09 25 28.0 18.2 704
K01H07X C2001 04 21.27512 12 44 38.32 +09 26 38.1 18.9 704
K01H07X C2001 04 21.28414 12 44 37.65 +09 29 05.6 18.8 704
K01H07X C2001 04 21.28817 12 44 37.36 +09 30 11.8 18.7 704
K01H07X C2001 04 21.29836 12 44 36.45 +09 32 58.8 18.9 704
K01H07X C2001 04 21.30121 12 44 36.27 +09 33 45.3 18.8 704
K01H07X C2001 04 21.32766 12 44 34.13 +09 40 58.6 18.5 704
K01H07X C2001 04 22.19245 12 43 38.70 +13 33 40.4 18.3 704
K01H07X C2001 04 22.20563 12 43 37.63 +13 37 09.0 19.0 704
K01H07X C2001 04 22.21880 12 43 36.55 +13 40 38.7 18.4 704
K01H07X C2001 04 22.23201 12 43 35.53 +13 44 08.2 18.9 704
K01H07X C2001 04 22.24522 12 43 34.48 +13 47 39.6 19.0 704
K01H07X C2001 04 22.91713 12 42 51.18 +16 42 59.2 587
K01H07X C2001 04 22.91937 12 42 51.03 +16 43 34.8 587
K01H07X C2001 04 23.24005 12 42 30.27 +18 05 34.6 18.3 R 649
K01H07X C2001 04 23.24573 12 42 29.99 +18 07 01.1 18.4 R 649
K01H07X C2001 04 23.26332 12 42 29.10 +18 11 34.0 18.4 V 926
K01H07X C2001 04 23.26363 12 42 29.08 +18 11 39.4 18.6 V 926
K01H07X C2001 04 23.26395 12 42 29.07 +18 11 43.8 18.9 V 926
Observer details:
587 Sormano. Observers F. Manca, M. Cavagna, L. Pansecchi. 0.5-m reflector
+ CCD.
649 Powell Observatory, Louisburg. Observer K. Smalley. Measurer R. Fredrick.
0.75-m Newtonian + 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.
926 Tenagra II Observatory. Observer M. Schwartz. Measurer P. R. Holvorcem.
0.5-m f/10 Ritchey-Chretien + CCD.
Orbital elements:
2001 HX7
Epoch 2001 Apr. 21.0 TT = JDT 2452020.5 Spahr
M 348.96732 (2000.0) P Q
n 0.28490373 Peri. 40.42939 -0.53474789 +0.76426088
a 2.2873746 Node 205.48682 -0.80991249 -0.34188260
e 0.5123634 Incl. 56.90307 +0.24101132 +0.54682867
P 3.46 H 20.5 G 0.15
From 32 observations 2001 Apr. 18-23.
Ephemeris:
2001 HX7 a,e,i = 2.29, 0.51, 57 q = 1.1154
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2001 04 11 12 57.32 -32 46.9 0.264 1.247 155.0 19.9 19.1
2001 04 21 12 44.96 +08 11.4 0.215 1.201 153.4 22.0 18.6
2001 05 01 12 35.78 +43 33.8 0.292 1.164 115.6 51.3 20.1
2001 05 11 12 31.90 +59 29.5 0.424 1.136 96.1 62.1 21.1
2001 05 21 12 33.55 +66 57.2 0.565 1.120 85.5 64.3 21.8
2001 05 31 12 40.6 +71 01.5 0.699 1.116 78.9 63.1 22.2
Timothy B. Spahr (C) Copyright 2001 MPC M.P.E.C. 2001-H27
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