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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

ACK MPCReport file updated 2021.07.03 15:36:27

NET Gaia DR2

    CK17K020  C2021 07 02.90484 17 31 25.59 +42 23 53.2          15.4 G      B96

    CK17K020  C2021 07 02.91141 17 31 25.24 +42 23 50.8          15.4 G      B96

    CK17K020  C2021 07 02.91800 17 31 24.86 +42 23 48.7          15.4 G      B96

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Comet C/2017 K2 (PANSTARRS) -  2 july 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     02/07/2021 21:57:10  14.89  14.11  13.72  13.46  13.29  13.19  19.9  17.8  B96

C/2017 K2     02/07/2021 21:57:10*  0.01   0.02   0.01   0.02   0.01   0.00     2   3.9  Gai

                                                                     AFRHO         LOG

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

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

C/2017 K2     02/07/2021 21:57:10    5.50   5.97   5.01  15.49   20   6596   331  3.819  B96

FoCAs 3.61

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