Comet C/2018 A3 (ATLAS)

Photometric data obtained from FOCAS-II software

10x10 20x20 30x30 40x40 50x50 60x60 SNR SB COD

COMET UTC +/- +/- +/- +/- +/- +/- N FWHM CAT

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C/2018 A3 18/01/2018 04:14:21 18.37 18.17 18.25 18.24 6.4 19.8 I89

C/2018 A3 18/01/2018 04:14:21* 0.17 0.14 0.14 0.16 7 3.1 USN

C/2018 A3 15/02/2019 19:02:22 16.78 16.10 15.68 15.34 15.21 15.14 8.1 17.8 B96

C/2018 A3 15/02/2019 19:02:22* 0.00 0.00 0.00 0.00 0.00 0.00 1 3.9 USN

C/2018 A3 23/02/2019 18:57:28 16.65 16.24 16.05 16.01 16.07 13.0 17.7 B96

C/2018 A3 23/02/2019 18:57:28* 0.04 0.09 0.13 0.12 0.15 6 3.4 USN

C/2018 A3 26/02/2019 19:09:03 16.59 16.14 15.88 15.75 15.76 11.8 17.5 B96

C/2018 A3 26/02/2019 19:09:03* 0.06 0.09 0.11 0.13 0.16 6 3.7 USN

C/2018 A3 01/04/2019 20:35:25 17.63 17.14 17.12 17.11 9.2 17.4 B96

C/2018 A3 01/04/2019 20:35:25* 0.04 0.12 0.01 0.08 2 3.3 USN

C/2018 A3 29/10/2019 21:11:00 17.53 17.42 17.46 7.8 17.7 B96

C/2018 A3 29/10/2019 21:11:00* 0.03 0.12 0.15 4 3.8 CMC

AFRHO LOG

COMET UTC DELTA r BOX " MAG RSR CM +/- AFRHO OBS

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C/2018 A3 18/01/2018 04:14:21 4.25 4.63 6.49 18.36 6 169 26 2.227 I89

C/2018 A3 15/02/2019 19:02:22 2.91 3.29 9.46 16.81 8 168 21 2.225 B96

C/2018 A3 23/02/2019 18:57:28 3.04 3.30 9.06 16.62 13 219 17 2.341 B96

C/2018 A3 26/02/2019 19:09:03 3.09 3.30 8.91 16.61 12 228 19 2.358 B96

C/2018 A3 01/04/2019 20:35:25 3.71 3.36 7.44 17.67 9 128 14 2.108 B96

C/2018 A3 29/10/2019 21:11:00 3.35 4.23 8.23 17.53 8 188 24 2.275 B96

Af(rho) data according the CARA-approach is available via request to CARA-coordinator