MPEC 2011-H44 : 2011 HQ4
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M.P.E.C. 2011-H44 Issued 2011 Apr. 28, 01:20 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 https://www.minorplanetcenter.net/ ISSN 1523-6714
2011 HQ4
Observations:
K11H04Q* C2011 04 26.29941 14 19 03.97 -24 34 00.0 20.8 VrEH044G96
K11H04Q C2011 04 26.30694 14 19 08.29 -24 34 09.8 20.2 VrEH044G96
K11H04Q C2011 04 26.31444 14 19 12.54 -24 34 19.2 20.6 VrEH044G96
K11H04Q C2011 04 26.32251 14 19 17.04 -24 34 29.1 20.2 VrEH044G96
K11H04Q C2011 04 26.33798 14 19 25.86 -24 34 48.8 20.4 VrEH044G96
K11H04Q C2011 04 26.33887 14 19 26.36 -24 34 49.7 20.7 VrEH044G96
K11H04Q C2011 04 26.33980 14 19 26.86 -24 34 50.7 20.2 VrEH044G96
K11H04Q C2011 04 26.34074 14 19 27.37 -24 34 52.1 21.1 VrEH044G96
K11H04Q C2011 04 27.31862 14 29 03.26 -24 53 08.7 21.1 VrEH044G96
K11H04Q C2011 04 27.32583 14 29 07.00 -24 53 15.8 21.4 VrEH044G96
K11H04Q C2011 04 27.33311 14 29 10.78 -24 53 22.3 20.7 VrEH044G96
K11H04Q C2011 04 27.34040 14 29 14.56 -24 53 29.7 20.7 VrEH044G96
K11H04Q C2011 04 27.57525 14 31 24.87 -24 54 59.0 20.5 RoEH044474
K11H04Q C2011 04 27.57826 14 31 26.45 -24 55 01.7 20.5 RoEH044474
K11H04Q C2011 04 27.58117 14 31 27.95 -24 55 04.9 20.6 RoEH044474
K11H04Q C2011 04 27.58414 14 31 29.42 -24 55 06.9 20.4 RoEH044474
Observer details:
474 Mount John Observatory, Lake Tekapo. Observers A. C. Gilmore,
P. M. Kilmartin. Measurer P. M. Kilmartin. 1.0-m f/7.7 reflector + CCD.
G96 Mt. Lemmon Survey. Observers A. R. Gibbs, R. E. Hill. Measurers
J. D. Ahern, 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.
1.5-m reflector + CCD.
Orbital elements:
2011 HQ4 Earth MOID = 0.0385 AU
Epoch 2011 Feb. 8.0 TT = JDT 2455600.5 MPC
M 344.95957 (2000.0) P Q
n 0.28009056 Peri. 248.11911 -0.98734025 +0.15829768
a 2.3135048 Node 300.98772 -0.14085636 -0.90416664
e 0.5522998 Incl. 0.67191 -0.07292946 -0.39676761
P 3.52 H 25.5 G 0.15 U 7
Residuals in seconds of arc
110426 G96 0.3- 0.2+ 110426 G96 0.1- 0.0 110427 474 0.2- 0.2+
110426 G96 0.4+ 0.1+ 110426 G96 0.4- 0.3- 110427 474 0.3+ 0.2+
110426 G96 0.4+ 0.2+ 110427 G96 0.2- 0.1- 110427 474 0.3+ 0.5-
110426 G96 0.6- 0.4+ 110427 G96 0.1- 0.1- 110427 474 0.4- 0.1+
110426 G96 0.3+ 0.3- 110427 G96 0.1+ 0.4+
110426 G96 0.2+ 0.2- 110427 G96 0.2+ 0.1-
Ephemeris:
2011 HQ4 a,e,i = 2.31, 0.55, 1 q = 1.0358
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2011 03 29 08 16 44.4 +12 10 23 0.08432 1.0374 115.6 60.2 22.4
...
2011 04 13 10 55 40.2 -08 01 13 0.05088 1.0438 143.4 34.9 20.6
...
2011 04 21 13 11 48.6 -21 05 50 0.05762 1.0608 166.3 13.0 20.2
...
2011 04 27 14 26 01.0 -24 46 00 0.07425 1.0792 168.6 10.6 20.7
2011 04 28 14 35 15.8 -25 01 51 0.07764 1.0828 168.3 10.9 20.8
2011 04 29 14 43 44.3 -25 14 00 0.08116 1.0864 168.0 11.1 20.9
...
2011 05 05 15 21 32.8 -25 37 57 0.1046 1.1107 167.4 11.5 21.5
...
2011 05 13 15 49 33.9 -25 16 06 0.1408 1.1491 169.7 9.0 22.2
...
2011 05 28 16 12 18.9 -24 13 30 0.2226 1.2357 176.9 2.5 23.0
Timothy B. Spahr (C) Copyright 2011 MPC M.P.E.C. 2011-H44
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