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Comet 21P/GIACOBINI-ZINNER - 14 aug. 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           14/08/2018 10:21:48  10.89  10.01   9.55   9.26   9.04   8.88  26.6  18.8  H06

21P           14/08/2018 10:21:48*  0.00   0.01   0.01   0.01   0.01   0.01     6   2.9  USN

                                                                     AFRHO         LOG

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

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

21P           14/08/2018 10:21:48    0.50   1.08  55.55   8.91   27    758    28  2.880  H06

Astrometry obtained with Astrometrica

COD H06

CON E. Bryssinck, Eyckensbeekstraat,2 - 9150 Kruibeke, Belgium

OBS E.Bryssinck

MEA E.Bryssinck

TEL 0.43-m f/6.8 astrograph + CCD + f/4.5 focal reducer

ACK MPCReport file updated 2018.08.14 19:28:31

NET USNO-A2.0

0021P         C2018 08 14.42895 02 22 03.38 +65 16 13.6          11.3 R      H06

0021P         C2018 08 14.43063 02 22 04.39 +65 16 11.2          12.6 R      H06

0021P         C2018 08 14.43157 02 22 05.08 +65 16 10.0          12.6 R      H06

0021P         C2018 08 14.43297 02 22 05.93 +65 16 08.0          12.5 R      H06

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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