MPEC 2016-P07 : 2009 AS
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M.P.E.C. 2016-P07 Issued 2016 Aug. 3, 03:45 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Division F 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
2009 AS
Revision to MPEC 2009-A24
Additional Observations:
K09A00S C2016 08 01.40742 21 05 04.799-20 24 21.03 21.2 wLEP007F51
K09A00S C2016 08 01.41712 21 05 04.034-20 24 25.38 21.1 wLEP007F51
K09A00S C2016 08 01.42685 21 05 03.269-20 24 29.85 21.2 wLEP007F51
K09A00S C2016 08 01.43658 21 05 02.505-20 24 34.11 21.0 wLEP007F51
K09A00S |C2016 08 02.12530 21 04 10.82 -20 29 35.9 21.4 VuEP007807
K09A00S |C2016 08 02.12976 21 04 10.47 -20 29 37.7 21.4 VuEP007807
K09A00S |C2016 08 02.13426 21 04 10.16 -20 29 39.2 21.2 VuEP007807
Observer details:
807 Cerro Tololo. Observers T. Linder, R. Holmes. 0.61-m f/6.5 astrograph
+ CCD.
F51 Pan-STARRS 1, Haleakala. Observers B. Gibson, T. Goggia, N. Primak,
A. Schultz, M. Willman. Measurers K. Chambers, S. Chastel, L. Denneau,
H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters,
R. Weryk. 1.8-m Ritchey-Chretien + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
160801 F51 0.58- 0.13- 160802 807 0.58- 0.13- MPO159815 +1.5 day
Orbital elements:
2009 AS Earth MOID = 0.2185 AU
Epoch 2016 July 31.0 TT = JDT 2457600.5 MPC
M 65.17493 (2000.0) P Q
n 0.28595104 Peri. 79.73741 -0.97955150 +0.17858044
a 2.2817861 Node 110.50200 -0.20026726 -0.90960045
e 0.4781759 Incl. 5.67799 +0.01928424 -0.37514803
P 3.45 H 18.3 G 0.15 U 4
Residuals in seconds of arc
090101 G96 0.5+ 0.1+ 090622 G96 0.1+ 0.2+ 090624 291 0.2- 0.1-
090101 G96 0.3+ 0.2+ 090622 G96 0.1+ 0.1+ 090629 F65 0.3- 0.2-
090101 G96 0.2+ 0.0 090623 734 0.2- 0.7+ 090712 H55 (7.4- 0.9-)
090101 G96 0.4+ 0.2+ 090623 734 0.4- 0.3- 090712 H55 (8.1- 0.6+)
090102 291 0.2- 0.2+ 090624 H55 0.0 0.4+ 160801 F51 0.1+ 0.0
090102 291 0.7- 0.1- 090624 H55 0.4+ 0.2- 160801 F51 0.0 0.0
090102 291 0.1+ 0.0 090624 H55 0.2- 0.0 160801 F51 0.1- 0.0
090103 G96 0.4- 0.6- 090624 G96 0.1+ 0.3- 160801 F51 0.1- 0.1+
090103 G96 0.7+ 0.0 090624 G96 0.5+ 0.1- 160802 807 0.1+ 0.4-
090622 G96 0.2+ 0.4+ 090624 G96 0.0 0.0 160802 807 0.1+ 0.2-
090622 G96 0.0 0.0 090624 G96 0.2+ 0.1+ 160802 807 0.6+ 0.4+
090622 G96 0.2+ 0.1- 090624 291 0.2+ 0.2-
090622 G96 0.1+ 0.2+ 090624 291 0.4- 0.1-
Ephemeris:
2009 AS a,e,i = 2.28, 0.48, 6 q = 1.1907
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2016 07 04 21 36 27.1 -16 37 53 1.2942 2.1816 141.2 17.0 21.5
...
2016 07 19 21 21 35.0 -18 36 53 1.2859 2.2653 159.3 9.1 21.2
...
2016 07 27 21 11 52.7 -19 42 22 1.3034 2.3088 169.2 4.7 21.1
...
2016 08 02 21 04 20.1 -20 28 41 1.3277 2.3408 175.6 1.9 21.0
2016 08 03 21 03 05.0 -20 36 02 1.3327 2.3461 176.1 1.7 21.0
2016 08 04 21 01 50.2 -20 43 15 1.3380 2.3514 176.3 1.6 21.0
...
2016 08 10 20 54 33.6 -21 23 34 1.3754 2.3828 171.6 3.6 21.2
...
2016 08 18 20 45 46.4 -22 08 15 1.4402 2.4239 162.2 7.3 21.5
...
2016 09 02 20 33 39.7 -23 02 02 1.6039 2.4986 145.0 13.4 22.1
A. U. Tomatic (C) Copyright 2016 MPC M.P.E.C. 2016-P07
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