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Astrometric data for minor planet center

COD B96

CON E. Bryssinck, BRIXIIS Observatory, 9150 Kruibeke , Belgium

OBS E. Bryssinck

MEA E. Bryssinck

TEL 0.4-m f/3.8 reflector + CCD

ACK MPCReport file updated 2021.10.12 17:07:29

NET Gaia DR2

    CK17K020  C2021 10 07.78832 17 01 47.55 +25 05 01.0          16.2 G      B96

    CK17K020  C2021 10 07.79490 17 01 47.68 +25 04 56.9          16.1 G      B96

    CK17K020  C2021 10 07.80148 17 01 47.81 +25 04 51.6          15.0 G      B96

Comet C/2017 K2 (PANSTARRS) -  7 oct. 2021

Photometric data obtained from FOCAS-II software

COD B96

CON BRIXIIS Observatory - Eyckensbeekstraat 2, B-9150 Kruibeke, Belgium

CATALOG: USNO A2.0 / CMC 14-15 - BAND: R

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

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

------------  -------------------  -----  -----  -----  -----  -----  -----  ----  ----  ---

C/2017 K2     07/10/2021 19:04:39  14.61  13.80  13.39  13.12  12.96  12.90  14.8  17.4  B96

C/2017 K2     07/10/2021 19:04:39*  0.02   0.03   0.02   0.01   0.02   0.02     3   3.8  Gai

                                                                     AFRHO         LOG

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

------------  -------------------   -----  -----  -----  -----  ---  -----  ----  -----  ---

C/2017 K2     07/10/2021 19:04:39    5.44   5.14   5.07  15.20   15   6273   424  3.797  B96

FoCAs 3.66

www.astrosurf.com/cometas-obs

es.groups.yahoo.com/group/Cometas_Obs

Data obtained from KOPR software (by Jakub Černý)

Af(rho) data according CARA approach

Af(rho) plot (vs. core distance in km) obtained from photometric R filtered CCD-images

Afρ data available by request to the cara-coordinator