* Astronomy

Orbital elements:
    C/2013 G5 (Catalina)
T 2013 Sept. 1.13496 TT                                 MPC
q   0.9276348            (2000.0)            P               Q
                   Peri.  165.83790     +0.67525817     +0.63126501
                   Node   144.01633     -0.72402552     +0.66600817
e   1.0            Incl.   40.48703     -0.14076028     -0.39741364
From 61 observations 2013 Apr. 13-16.

MPEC 2013 - H06

Key to Orbital elements

Comet C/2013 G5 (CATALINA) was discovered on the 13th April, 2013, by the Catalina Sky Survey telescope. The preliminary orbital elements of the comet indicate a perihelion passage on the 1st September, 2013, at a distance of 0.9 au from the Sun.

Ephemeris

Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase   Mag
2013 04 13    14 45 00.8 +43 36 02   1.6817  2.3957   124.4    20.2  18.9
2013 04 14    14 44 16.0 +43 56 48   1.6721  2.3834   124.1    20.4  18.9
2013 04 15    14 43 29.1 +44 17 22   1.6626  2.3710   123.7    20.6  18.9
2013 04 16    14 42 40.3 +44 37 42   1.6534  2.3587   123.3    20.8  18.8
2013 04 17    14 41 49.4 +44 57 48   1.6443  2.3464   122.9    21.0  18.8
2013 04 18    14 40 56.5 +45 17 38   1.6355  2.3340   122.5    21.3  18.7
2013 04 19    14 40 01.7 +45 37 11   1.6267  2.3216   122.1    21.5  18.7
2013 04 20    14 39 04.9 +45 56 27   1.6182  2.3093   121.6    21.7  18.7
2013 04 30    14 27 57.9 +48 50 13   1.5412  2.1849   116.5    24.4  18.3
2013 05 10    14 14 29.9 +51 00 56   1.4767  2.0596   110.4    27.3  18.0
2013 05 20    14 00 13.4 +52 19 48   1.4197  1.9337   104.1    30.5  17.6
2013 05 30    13 47 05.0 +52 44 41   1.3652  1.8074    97.8    33.8  17.2
2013 06 10    13 36 02.8 +52 12 36   1.3025  1.6688    91.2    37.5  16.8
2013 06 20    13 30 32.0 +50 54 34   1.2386  1.5441    85.8    41.0  16.4
2013 06 30    13 29 52.7 +48 54 19   1.1643  1.4219    81.1    44.9  15.9
2013 07 10    13 34 07.8 +46 11 08   1.0774  1.3043    77.0    49.4  15.3
2013 07 20    13 43 04.8 +42 38 11   0.9764  1.1941    73.6    54.7  14.7
2013 07 30    13 56 18.0 +37 57 41   0.8617  1.0956    70.9    61.1  14.1
2013 08 10    14 15 19.0 +30 45 31   0.7231  1.0073    68.6    69.5  13.3
2013 08 20    14 36 24.7 +21 00 59   0.5942  0.9525    67.0    77.9  12.7
2013 08 30    15 01 26.6 +06 02 34   0.4793  0.9284    66.4    85.3  12.1
2013 09 10    15 36 27.0 -18 37 40   0.4037  0.9410    69.0    87.4  11.8
2013 09 20    16 23 07.4 -44 03 57   0.4125  0.9863    75.6    80.5  12.0
2013 09 30    17 42 45.3 -62 56 19   0.4897  1.0583    82.8    69.9  12.7
2013 10 01    17 53 37.1 -64 16 12   0.5000  1.0667    83.4    68.8  12.8