MPEC 2004-H16 : 2004 HE
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M.P.E.C. 2004-H16 Issued 2004 Apr. 17, 12:50 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 Steven and Michele Kirsch Foundation
Prepared using the Tamkin Foundation Computer Network
MPC@CFA.HARVARD.EDU
URL http://cfa-www.harvard.edu/iau/mpc.html ISSN 1523-6714
2004 HE
Observations:
K04H00E* C2004 04 16.33187 13 26 03.77 -26 39 34.6 18.8 R EH016699
K04H00E C2004 04 16.34458 13 26 12.92 -26 40 28.1 EH016699
K04H00E C2004 04 16.35732 13 26 22.29 -26 41 20.7 EH016699
K04H00E C2004 04 16.37004 13 26 31.79 -26 42 12.4 EH016699
K04H00E C2004 04 16.49763 13 29 12.05 -26 43 52.3 18.7 R EH016E12
K04H00E C2004 04 16.49876 13 29 13.05 -26 43 58.3 18.2 R EH016E12
K04H00E C2004 04 16.49988 13 29 14.15 -26 44 05.2 18.4 R EH016E12
K04H00E C2004 04 16.59214 13 30 43.48 -26 52 38.1 18.0 R EH016E12
K04H00E C2004 04 16.60142 13 30 53.11 -26 53 29.2 18.3 R EH016E12
K04H00E C2004 04 16.60603 13 30 57.90 -26 53 54.2 17.6 R EH016E12
K04H00E C2004 04 16.96122 13 41 14.17 -27 50 55.3 EH016246
K04H00E C2004 04 16.96159 13 41 14.96 -27 50 59.5 EH016246
K04H00E C2004 04 16.96338 13 41 18.67 -27 51 17.8 EH016246
K04H00E C2004 04 17.38965 14 08 04.26 -29 37 09.3 16.5 R EH016H06
K04H00E C2004 04 17.39030 14 08 08.12 -29 37 22.6 16.7 R EH016H06
K04H00E C2004 04 17.39094 14 08 12.01 -29 37 36.0 16.7 R EH016H06
K04H00E C2004 04 17.39221 14 08 19.71 -29 38 03.4 16.0 R EH016H06
K04H00E C2004 04 17.39295 14 08 23.91 -29 38 18.9 16.8 R EH016H06
K04H00E C2004 04 17.39369 14 08 28.39 -29 38 34.0 16.4 R EH016H06
K04H00E C2004 04 17.39495 14 08 36.03 -29 39 00.3 16.4 R EH016H06
K04H00E C2004 04 17.39559 14 08 39.81 -29 39 12.6 16.3 R EH016H06
K04H00E C2004 04 17.45686 14 17 28.92 -29 36 55.4 EH016474
K04H00E C2004 04 17.45837 14 17 40.44 -29 37 32.7 EH016474
K04H00E C2004 04 17.45906 14 17 45.79 -29 37 49.8 EH016474
K04H00E C2004 04 17.45973 14 17 50.99 -29 38 07.0 16.2 R EH016474
K04H00E C2004 04 17.46032 14 17 55.55 -29 38 21.0 16.4 R EH016474
K04H00E C2004 04 17.46089 14 18 00.09 -29 38 35.0 16.3 R EH016474
K04H00E C2004 04 17.46171 14 18 06.35 -29 38 55.4 16.4 R EH016474
K04H00E C2004 04 17.46322 14 18 18.12 -29 39 33.6 16.4 R EH016474
K04H00E C2004 04 17.46392 14 18 23.63 -29 39 51.7 16.2 R EH016474
K04H00E tC2004 04 17.49109 14 22 44.12 -29 54 42.0 EH016E12
K04H00E tC2004 04 17.49166 14 22 49.00 -29 54 57.5 EH016E12
K04H00E tC2004 04 17.49221 14 22 54.00 -29 55 13.8 EH016E12
K04H00E tC2004 04 17.49277 14 22 58.71 -29 55 28.7 EH016E12
K04H00E tC2004 04 17.50362 14 24 35.43 -30 00 33.3 EH016E12
K04H00E tC2004 04 17.50417 14 24 40.45 -30 00 49.7 EH016E12
K04H00E tC2004 04 17.50472 14 24 45.48 -30 01 03.9 EH016E12
K04H00E tC2004 04 17.50529 14 24 50.66 -30 01 20.8 EH016E12
Observer details:
246 Klet Observatory-KLENOT. Observer M. Kocer. 1.06-m KLENOT Telescope
+ CCD.
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore,
P. M. Kilmartin. 0.6-m f/6.4 reflector + CCD.
699 Lowell Observatory-LONEOS. Observer M. E. Van Ness. 0.59-m LONEOS
Schmidt + CCD.
E12 Siding Spring Survey. Observers R. H. McNaught, S. Larson, E. Beshore,
E. Christensen, R. Hill, S. Ko. 0.5-m Uppsala Schmidt + CCD.
H06 New Mexico Skies Observatory. Observer R. Hutsebaut. 0.30-m reflector
+ CCD.
Orbital elements:
2004 HE
Epoch 2004 Apr. 5.0 TT = JDT 2453100.5 MPC
M 335.51755 (2000.0) P Q
n 0.40361687 Peri. 78.33451 +0.28062620 +0.95663940
a 1.8133843 Node 208.34099 -0.93217833 +0.25227201
e 0.6141830 Incl. 9.46174 -0.22867555 +0.14560184
P 2.44 H 26.7 G 0.15
From 38 observations 2004 Apr. 16-17.
Ephemeris:
2004 HE a,e,i = 1.81, 0.61, 9 q = 0.6996
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2004 04 15.0 13 15.08 -25 38.6 0.032 1.034 163.5 16.0 20.2
2004 04 15.5 13 17.85 -25 52.6 0.027 1.029 163.5 16.0 19.8
2004 04 16.0 13 22.01 -26 12.9 0.021 1.024 163.5 16.1 19.3
2004 04 16.5 13 28.95 -26 45.1 0.016 1.019 163.4 16.4 18.6
2004 04 17.0 13 42.75 -27 44.4 0.011 1.014 162.8 17.1 17.8
2004 04 17.5 14 22.82 -30 01.7 0.0057 1.009 158.6 21.3 16.6
2004 04 18.0 19 19.75 -21 36.9 0.0019 1.005 99.8 80.1 15.9
2004 04 18.5 23 43.97 +15 57.3 0.0054 1.000 30.2 149.6 23.7
2004 04 19.0 00 20.95 +20 25.0 0.011 0.995 23.0 156.8 26.8
2004 04 19.5 00 34.13 +21 50.2 0.016 0.990 21.1 158.6 28.2
2004 04 20.0 00 40.85 +22 31.4 0.021 0.985 20.3 159.3 29.0
2004 04 20.5 00 44.93 +22 55.5 0.026 0.980 20.0 159.5 29.5
2004 04 21.0 00 47.67 +23 11.3 0.031 0.975 19.8 159.6 29.9
2004 04 21.5 00 49.64 +23 22.3 0.037 0.971 19.8 159.5 30.2
2004 04 22.0 00 51.14 +23 30.4 0.042 0.966 19.8 159.3 30.5
2004 04 22.5 00 52.32 +23 36.5 0.047 0.961 19.9 159.1 30.7
2004 04 23.0 00 53.27 +23 41.2 0.053 0.956 20.1 158.9 30.8
2004 04 23.5 00 54.07 +23 45.0 0.058 0.952 20.2 158.6 30.9
2004 04 24.0 00 54.74 +23 47.9 0.063 0.947 20.4 158.3 31.0
2004 04 24.5 00 55.33 +23 50.3 0.068 0.942 20.6 158.0 31.1
2004 04 25.0 00 55.85 +23 52.2 0.074 0.937 20.8 157.7 31.1
Timothy B. Spahr (C) Copyright 2004 MPC M.P.E.C. 2004-H16
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