* Astronomy

Blobrana · L

RE: Comet C/2011 R1 (MCNAUGHT)

Blobrana · L

Comet C/2011 R1 (McNaught) makes its closest approach to the Earth (1.960 AU) on the 8th April, 2013.

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   Mag
2013 04 07    15 12 08.6 -01 53 39   1.9609  2.8563   147.5    10.8  12.5
2013 04 08    15 10 09.5 -01 21 44   1.9603  2.8639   148.8    10.4  12.5
2013 04 09    15 08 09.5 -00 49 51   1.9603  2.8714   150.0    10.1  12.5
2013 04 10    15 06 08.5 -00 18 02   1.9608  2.8789   151.1     9.7  12.6
2013 04 11    15 04 06.8 +00 13 42   1.9618  2.8865   152.2     9.3  12.6
2013 04 12    15 02 04.3 +00 45 19   1.9634  2.8941   153.3     9.0  12.6
2013 04 13    15 00 01.1 +01 16 48   1.9655  2.9017   154.3     8.6  12.6
2013 04 14    14 57 57.5 +01 48 06   1.9682  2.9093   155.2     8.3  12.6
2013 04 15    14 55 53.4 +02 19 12   1.9715  2.9169   156.1     8.0  12.6
2013 04 16    14 53 49.0 +02 50 05   1.9753  2.9246   156.8     7.8  12.6
2013 04 17    14 51 44.3 +03 20 43   1.9796  2.9322   157.5     7.5  12.7
2013 04 18    14 49 39.6 +03 51 04   1.9845  2.9399   158.1     7.3  12.7
2013 04 19    14 47 34.7 +04 21 08   1.9900  2.9476   158.5     7.2  12.7
2013 04 20    14 45 30.0 +04 50 51   1.9960  2.9553   158.9     7.0  12.7
2013 04 21    14 43 25.4 +05 20 15   2.0026  2.9630   159.1     7.0  12.7
2013 04 22    14 41 21.1 +05 49 16   2.0097  2.9707   159.2     6.9  12.7
2013 04 23    14 39 17.2 +06 17 54   2.0174  2.9785   159.1     6.9  12.8
2013 04 24    14 37 13.7 +06 46 07   2.0256  2.9862   159.0     6.9  12.8
2013 04 25    14 35 10.7 +07 13 55   2.0343  2.9940   158.7     7.0  12.8
2013 04 26    14 33 08.4 +07 41 17   2.0436  3.0018   158.3     7.1  12.8
2013 04 27    14 31 06.8 +08 08 11   2.0533  3.0096   157.8     7.2  12.8
2013 04 28    14 29 06.0 +08 34 37   2.0636  3.0174   157.3     7.4  12.9
2013 04 29    14 27 06.1 +09 00 33   2.0745  3.0252   156.6     7.6  12.9
2013 04 30    14 25 07.2 +09 26 00   2.0858  3.0330   155.9     7.8  12.9

Blobrana · L

Comet C/2011 R1 (McNaught) is at Perihelion (2.080 AU) on the 19th October, 2012.

Blobrana · L

Comet C/2011 R1 (McNaught) makes its closest approach to the Earth (2.034 AU) on the 8th August 2012.

Blobrana · L

Orbital elements:
    C/2011 R1 (McNaught)
T 2012 Nov. 13.23541 TT                                 MPC
q   2.6897310            (2000.0)            P               Q
                   Peri.  296.64748     -0.07834397     -0.79787381
                   Node   221.55985     -0.21887742     -0.57115987
e   1.0            Incl.  115.71280     -0.97260213     +0.19280505
From 32 observations 2011 Sept. 3-5.

MPEC 2011 - R20

Comet C/2011 Q3 (MCNAUGHT) was discovered on the 3rd September, 2011, by R. McNaught (Siding Spring Survey).
The preliminary orbital elements of the comet indicate a perihelion passage on the 13th November, 2012, at a distance of 2.68 AU from the Sun.