comet 21P/GIACIOBINI-ZINNER

Photometric data obtained by use of FOCAS-II software:

COD B96

CON E. Bryssinck, BRIXIIS Observatory-Eyckensbeekstr. 2, 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 13/08/2018 21:24:16 11.07 10.21 9.77 9.47 9.26 9.11 42.5 16.6 B96

21P 13/08/2018 21:24:16* 0.15 0.14 0.13 0.14 0.14 0.14 36 3.3 USN

AFRHO LOG

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

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

21P 13/08/2018 21:24:16 0.50 1.09 55.15 9.14 43 623 15 2.795 B96

FoCAs 3.53

www.astrosurf.com/cometas-obs

es.groups.yahoo.com/group/Cometas_Obs

Astrometry obtained with Astrometrica

COD B96

CON E. Bryssinck, BRIXIIS Observatory-Eyckensbeekstr. 2, 9150 Kruibeke, Belgium

OBS E.Bryssinck

MEA E.Bryssinck

TEL 0.4-m f/3.8 astrograph + CCD

ACK MPCReport file updated 2018.08.14 08:22:21

NET USNO-A2.0

0021P C2018 08 13.87372 02 15 45.78 +65 28 31.5 11.5 R B96

0021P C2018 08 13.87948 02 15 49.65 +65 28 24.3 12.0 R B96

0021P C2018 08 13.88402 02 15 52.87 +65 28 18.6 11.5 R B96

0021P C2018 08 13.88939 02 15 56.52 +65 28 12.1 11.4 R B96

0021P C2018 08 13.89475 02 16 00.25 +65 28 05.5 11.4 R B96

0021P C2018 08 13.90012 02 16 03.91 +65 27 58.2 11.3 R B96

0021P C2018 08 13.90548 02 16 07.58 +65 27 52.1 11.4 R B96

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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