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Comet 21P/GIACOBINI-ZINNER - 5 june 2018

Photometric data obtained by use of 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

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

21P           05/06/2018 22:45:30  14.91  14.34  14.07  13.91  13.83  13.81  22.7  16.6  B96

21P           05/06/2018 22:45:30*  0.05   0.06   0.06   0.06   0.07   0.08    10   3.3  CMC

                                                                     AFRHO         LOG

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

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

21P           05/06/2018 22:45:30    1.10   1.64  25.06  14.26   23     62     3  1.791  B96

Astrometry obtained with Astrometrica

COD B96

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

OBS E.Bryssinck

MEA E.Bryssinck

TEL 0.4-m f/3.8 astrograph + CCD

ACK MPCReport file updated 2018.06.07 15:28:01

NET CMC-15

0021P         C2018 06 05.94215 20 37 43.86 +35 55 37.7          15.2 R      B96

0021P         C2018 06 05.94404 20 37 44.05 +35 55 41.4          15.3 R      B96

0021P         C2018 06 05.94685 20 37 44.34 +35 55 47.0          15.1 R      B96

0021P         C2018 06 05.94968 20 37 44.66 +35 55 53.0          15.2 R      B96

0021P         C2018 06 05.95250 20 37 44.93 +35 55 58.4          15.0 R      B96

Afρ parameter according to CARA consortium

Afρ-graph (Afρ vs distance to core)  with R-Bessel filter

Af(rho) data available via a request to our CARA-coordinator