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Post Info TOPIC: Asteroid 2012 US27


L

Posts: 131433
Date:
Comet P/2012 US27 (Siding Spring)
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Comet P/2012 US27 (Siding Spring) is at Opposition (3.153 AU) on the 13th March 2014

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   Mag
2014 03 10    12 43 59.0 +47 35 21   3.1337  3.8805   133.1    10.8  21.9
2014 03 11    12 42 51.9 +47 37 51   3.1398  3.8865   133.1    10.8  21.9
2014 03 12    12 41 44.3 +47 40 06   3.1462  3.8926   133.0    10.8  21.9
2014 03 13    12 40 36.3 +47 42 05   3.1528  3.8986   133.0    10.8  21.9
2014 03 14    12 39 28.0 +47 43 48   3.1596  3.9046   132.9    10.8  21.9
2014 03 15    12 38 19.4 +47 45 16   3.1667  3.9106   132.8    10.8  21.9
2014 03 16    12 37 10.5 +47 46 27   3.1739  3.9166   132.6    10.8  21.9
2014 03 17    12 36 01.5 +47 47 22   3.1814  3.9226   132.5    10.8  21.9
2014 03 18    12 34 52.4 +47 48 01   3.1891  3.9286   132.3    10.8  22.0
2014 03 19    12 33 43.2 +47 48 24   3.1970  3.9346   132.1    10.8  22.0
2014 03 20    12 32 34.0 +47 48 30   3.2052  3.9406   131.9    10.8  22.0
2014 03 21    12 31 24.8 +47 48 20   3.2135  3.9466   131.7    10.9  22.0
2014 03 22    12 30 15.8 +47 47 54   3.2221  3.9526   131.4    10.9  22.0
2014 03 23    12 29 07.0 +47 47 12   3.2309  3.9586   131.2    10.9  22.0
2014 03 24    12 27 58.4 +47 46 14   3.2399  3.9645   130.9    11.0  22.0
2014 03 25    12 26 50.0 +47 44 59   3.2491  3.9705   130.6    11.0  22.0
2014 03 26    12 25 42.1 +47 43 28   3.2585  3.9764   130.2    11.0  22.1
2014 03 27    12 24 34.5 +47 41 41   3.2681  3.9824   129.9    11.1  22.1
2014 03 28    12 23 27.4 +47 39 38   3.2780  3.9884   129.5    11.1  22.1
2014 03 29    12 22 20.7 +47 37 20   3.2880  3.9943   129.2    11.2  22.1
2014 03 30    12 21 14.7 +47 34 45   3.2983  4.0002   128.8    11.2  22.1
2014 03 31    12 20 09.3 +47 31 55   3.3088  4.0062   128.4    11.3  22.1


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L

Posts: 131433
Date:
RE: Asteroid 2012 US27
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Comet P/2012 US27 (Siding Spring) is at perihelion (1.821 AU) on the 8th February, 2013



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L

Posts: 131433
Date:
Comet P/2012 US27 (Siding Spring)
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Orbital elements:
    P/2012 US27 (Siding Spring)
T 2013 Feb. 8.57698 TT                                  MPC
q   1.8206492            (2000.0)            P               Q
n   0.08370416     Peri.    1.27896     +0.64001064     -0.60043483
a   5.1757270      Node    49.21268     +0.69922069     +0.19643337
e   0.6482331      Incl.   39.28866     +0.31855425     +0.77517220
P  11.8
From 41 observations 2012 Oct. 17-Nov. 25.

MPEC 2012 - W47

Comet P/2012 US27 (Siding Spring) was discovered by the Siding Spring Survey on the 17th October, 2012.
The preliminary orbital elements of the comet  indicate a perihelion passage on the 8th February, 2013, at a distance of 1.8 AU from the Sun, and an orbital period of 11.8 years.



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L

Posts: 131433
Date:
Asteroid 2012 US27
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Orbital elements:
2012 US27
Epoch 2012 Sept. 30.0 TT = JDT 2456200.5                MPC
M 348.64545              (2000.0)            P               Q
n   0.08617972     Peri.    1.23803     +0.63902969     -0.60144933
a   5.0761290      Node    49.31685     +0.70016533     +0.19676627
e   0.6413514      Incl.   39.21895     +0.31844867     +0.77430081
P  11.44           H   15.5           G   0.15           U   8

MPEC 2012 - U49

Ed ~ 2000 - 5000 metre wide



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