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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 2021.09.24 18:08:07

NET Gaia DR2

    CK17K020  C2021 09 22.84654 16 57 50.15 +28 05 10.5          15.2 G      B96

    CK17K020  C2021 09 22.85145 16 57 50.22 +28 05 06.6          15.2 G      B96

    CK17K020  C2021 09 22.85634 16 57 50.26 +28 05 02.7          15.2 G      B96

Comet C/2017 K2 (PANSTARRS) -  22 sept. 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     22/09/2021 20:29:36  14.71  13.87  13.48  13.21  13.04  12.95  24.7  17.5  B96

C/2017 K2     22/09/2021 20:29:36*  0.00   0.02   0.02   0.02   0.00   0.00     2   3.0  Gai

                                                                     AFRHO         LOG

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

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

C/2017 K2     22/09/2021 20:29:36    5.42   5.27   5.09  15.30   25   5936   240  3.773  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