Comet C/2013 B2 (Catalina) is at Opposition (3.365 AU) on the 6th March 2014
Comet C/2013 B2 (Catalina) makes its closest approach to the Earth (3.338 AU) on the 21st February 2014
Ephemeris
Date TT R. A. (2000) Decl. Delta r Elong. Phase Mag 2014 02 20 10 55 56.4 -09 55 52 3.3383 4.2625 156.4 5.3 19.9 2014 02 21 10 55 09.7 -10 00 22 3.3382 4.2667 157.1 5.2 19.9 2014 02 22 10 54 22.7 -10 04 44 3.3384 4.2708 157.8 5.0 19.9 2014 02 23 10 53 35.6 -10 09 00 3.3389 4.2750 158.5 4.9 19.9 2014 02 24 10 52 48.2 -10 13 08 3.3398 4.2792 159.2 4.7 19.9 2014 02 25 10 52 00.8 -10 17 10 3.3409 4.2834 159.8 4.6 19.9 2014 02 26 10 51 13.2 -10 21 05 3.3423 4.2876 160.3 4.5 19.9 2014 02 27 10 50 25.6 -10 24 53 3.3441 4.2919 160.8 4.3 19.9 2014 02 28 10 49 37.9 -10 28 34 3.3461 4.2961 161.3 4.2 20.0 2014 03 01 10 48 50.2 -10 32 09 3.3485 4.3004 161.7 4.2 20.0 2014 03 02 10 48 02.6 -10 35 38 3.3512 4.3046 162.0 4.1 20.0 2014 03 03 10 47 15.1 -10 38 59 3.3542 4.3089 162.3 4.0 20.0 2014 03 04 10 46 27.6 -10 42 15 3.3575 4.3132 162.4 4.0 20.0 2014 03 05 10 45 40.4 -10 45 24 3.3611 4.3175 162.5 4.0 20.0 2014 03 06 10 44 53.2 -10 48 27 3.3651 4.3218 162.6 3.9 20.0 2014 03 07 10 44 06.4 -10 51 24 3.3693 4.3261 162.5 3.9 20.0 2014 03 08 10 43 19.7 -10 54 15 3.3739 4.3305 162.4 4.0 20.0 2014 03 09 10 42 33.3 -10 57 00 3.3788 4.3348 162.2 4.0 20.0 2014 03 10 10 41 47.3 -10 59 39 3.3840 4.3392 162.0 4.1 20.0 2014 03 11 10 41 01.6 -11 02 13 3.3895 4.3436 161.7 4.1 20.0 2014 03 12 10 40 16.2 -11 04 41 3.3953 4.3479 161.3 4.2 20.0 2014 03 13 10 39 31.3 -11 07 04 3.4014 4.3523 160.8 4.3 20.0 2014 03 14 10 38 46.7 -11 09 22 3.4078 4.3567 160.3 4.4 20.1 2014 03 15 10 38 02.7 -11 11 34 3.4145 4.3612 159.8 4.5 20.1 2014 03 16 10 37 19.1 -11 13 42 3.4215 4.3656 159.2 4.6 20.1 2014 03 17 10 36 36.0 -11 15 45 3.4288 4.3700 158.6 4.8 20.1 2014 03 18 10 35 53.5 -11 17 43 3.4364 4.3745 157.9 4.9 20.1 2014 03 19 10 35 11.5 -11 19 36 3.4443 4.3789 157.2 5.1 20.1 2014 03 20 10 34 30.1 -11 21 25 3.4525 4.3834 156.5 5.2 20.1 2014 03 21 10 33 49.3 -11 23 10 3.4609 4.3879 155.7 5.4 20.1 2014 03 22 10 33 09.1 -11 24 51 3.4697 4.3924 154.9 5.5 20.1 2014 03 23 10 32 29.6 -11 26 28 3.4787 4.3969 154.1 5.7 20.1 2014 03 24 10 31 50.7 -11 28 01 3.4880 4.4014 153.3 5.8 20.1 2014 03 25 10 31 12.6 -11 29 31 3.4976 4.4059 152.4 6.0 20.2 2014 03 26 10 30 35.1 -11 30 57 3.5075 4.4104 151.6 6.2 20.2 2014 03 27 10 29 58.4 -11 32 20 3.5177 4.4150 150.7 6.3 20.2 2014 03 28 10 29 22.5 -11 33 39 3.5281 4.4195 149.8 6.5 20.2 2014 03 29 10 28 47.3 -11 34 56 3.5388 4.4241 149.0 6.7 20.2 2014 03 30 10 28 12.9 -11 36 10 3.5497 4.4287 148.1 6.9 20.2 2014 03 31 10 27 39.3 -11 37 21 3.5609 4.4333 147.1 7.0 20.2
Comet C/2013 B2 (Catalina) is at Perihelion (3.734 AU) on the 1st July, 2013.
Date TT R. A. (2000) Decl. Delta r Elong. Phase Mag 2013 06 30 08 50 32.8 +31 20 53 4.5695 3.7342 30.9 8.0 20.0 2013 07 01 08 51 46.7 +31 08 42 4.5764 3.7342 30.3 7.9 20.0 2013 07 02 08 53 00.5 +30 56 31 4.5832 3.7342 29.7 7.8 20.0 2013 07 03 08 54 14.2 +30 44 20 4.5899 3.7342 29.1 7.6 20.0 2013 07 04 08 55 28.0 +30 32 10 4.5964 3.7342 28.5 7.5 20.0 2013 07 05 08 56 41.6 +30 20 00 4.6029 3.7343 27.9 7.3 20.0 2013 07 06 08 57 55.2 +30 07 50 4.6092 3.7344 27.2 7.2 20.0 2013 07 07 08 59 08.8 +29 55 41 4.6154 3.7345 26.6 7.0 20.0 2013 07 08 09 00 22.2 +29 43 32 4.6215 3.7346 26.0 6.9 20.0 2013 07 09 09 01 35.6 +29 31 23 4.6274 3.7347 25.4 6.7 20.0 2013 07 10 09 02 49.0 +29 19 14 4.6333 3.7349 24.8 6.6 20.1 2013 07 11 09 04 02.2 +29 07 06 4.6390 3.7351 24.2 6.4 20.1 2013 07 12 09 05 15.4 +28 54 58 4.6446 3.7353 23.6 6.3 20.1 2013 07 13 09 06 28.5 +28 42 50 4.6500 3.7355 23.0 6.1 20.1 2013 07 14 09 07 41.5 +28 30 42 4.6554 3.7358 22.4 6.0 20.1 2013 07 15 09 08 54.4 +28 18 35 4.6606 3.7361 21.8 5.8 20.1 2013 07 16 09 10 07.2 +28 06 28 4.6656 3.7364 21.2 5.7 20.1 2013 07 17 09 11 19.9 +27 54 21 4.6706 3.7367 20.6 5.5 20.1 2013 07 18 09 12 32.5 +27 42 15 4.6754 3.7370 20.1 5.4 20.1 2013 07 19 09 13 44.9 +27 30 08 4.6801 3.7374 19.5 5.2 20.1 2013 07 20 09 14 57.3 +27 18 02 4.6846 3.7378 18.9 5.0 20.1 2013 07 21 09 16 09.5 +27 05 56 4.6891 3.7382 18.3 4.9 20.1 2013 07 22 09 17 21.6 +26 53 50 4.6934 3.7386 17.7 4.8 20.1 2013 07 23 09 18 33.6 +26 41 45 4.6975 3.7390 17.2 4.6 20.1 2013 07 24 09 19 45.5 +26 29 39 4.7016 3.7395 16.6 4.5 20.1 2013 07 25 09 20 57.3 +26 17 34 4.7055 3.7400 16.1 4.3 20.1 2013 07 26 09 22 08.9 +26 05 29 4.7092 3.7405 15.5 4.2 20.1 2013 07 27 09 23 20.4 +25 53 24 4.7128 3.7410 15.0 4.0 20.1 2013 07 28 09 24 31.7 +25 41 19 4.7163 3.7416 14.4 3.9 20.1 2013 07 29 09 25 42.9 +25 29 14 4.7197 3.7421 13.9 3.7 20.1 2013 07 30 09 26 54.0 +25 17 10 4.7229 3.7427 13.4 3.6 20.1 2013 07 31 09 28 05.0 +25 05 05 4.7260 3.7434 12.9 3.5 20.1
Orbital elements: C/2013 B2 (Catalina) T 2013 June 30.59063 TT MPC q 3.7533158 (2000.0) P Q Peri. 156.14312 -0.66746495 -0.66963693 Node 331.79628 +0.52265843 -0.10975892 e 1.0 Incl. 43.56231 +0.53039486 -0.73453343 From 42 observations 2013 Jan. 16-23.
MPEC 2013 - B84
Key to Orbital elements
Comet C/2013 B2 (CATALINA) was discovered on the 16th January, 2013, by the Catalina Sky Survey telescope.The preliminary orbital elements of the comet indicate a perihelion passage on the 30th June, 2013, at a distance of 3.7 au from the Sun.
Date TT R. A. (2000) Decl. Delta r Elong. Phase Mag 2013 01 24 07 23 12.3 +64 53 34 3.2642 4.0030 133.2 10.3 19.6 2013 01 25 07 21 57.8 +64 45 25 3.2644 4.0000 132.9 10.4 19.6 2013 01 26 07 20 44.8 +64 37 00 3.2648 3.9970 132.6 10.5 19.6 2013 01 27 07 19 33.5 +64 28 20 3.2654 3.9940 132.2 10.5 19.6 2013 01 28 07 18 23.9 +64 19 26 3.2662 3.9910 131.8 10.6 19.6 2013 01 29 07 17 16.1 +64 10 18 3.2673 3.9880 131.4 10.7 19.6 2013 01 30 07 16 10.1 +64 00 55 3.2686 3.9851 131.0 10.7 19.6 2013 01 31 07 15 05.9 +63 51 19 3.2701 3.9822 130.6 10.8 19.6