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Comet 21P/GIACOBINI-ZINNER - 21 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           21/06/2018 00:47:24  14.21  13.51  13.18  12.98  12.83  12.73  33.5  18.1  B96

21P           21/06/2018 00:47:24*  0.01   0.03   0.04   0.05   0.05   0.06    22   3.3  CMC


                                                                     AFRHO         LOG

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

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

21P           21/06/2018 00:47:24    0.94   1.50  29.26  13.26   34     95     3  1.978  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 2018.06.21 10:42:02

NET CMC-15

0021P         C2018 06 21.02031 21 05 41.04 +44 23 52.7          14.5 R      B96

0021P         C2018 06 21.02125 21 05 41.13 +44 23 54.6          14.5 R      B96

0021P         C2018 06 21.02219 21 05 41.23 +44 23 56.5          14.5 R      B96

0021P         C2018 06 21.02312 21 05 41.35 +44 23 58.5          14.4 R      B96

0021P         C2018 06 21.02407 21 05 41.46 +44 24 00.4          14.5 R      B96

0021P         C2018 06 21.02501 21 05 41.58 +44 24 02.3          14.5 R      B96

0021P         C2018 06 21.02595 21 05 41.72 +44 24 04.5          14.5 R      B96

0021P         C2018 06 21.02689 21 05 41.80 +44 24 06.3          14.5 R      B96

0021P         C2018 06 21.02784 21 05 41.92 +44 24 08.2          14.5 R      B96

0021P         C2018 06 21.02877 21 05 42.06 +44 24 10.3          14.5 R      B96

0021P         C2018 06 21.02971 21 05 42.16 +44 24 12.1          14.5 R      B96

0021P         C2018 06 21.03065 21 05 42.26 +44 24 14.0          14.5 R      B96

0021P         C2018 06 21.03159 21 05 42.37 +44 24 16.0          14.5 R      B96

0021P         C2018 06 21.03253 21 05 42.50 +44 24 18.1          14.5 R      B96

0021P         C2018 06 21.03347 21 05 42.64 +44 24 20.1          14.5 R      B96

0021P         C2018 06 21.03441 21 05 42.74 +44 24 21.9          14.5 R      B96

0021P         C2018 06 21.03535 21 05 42.82 +44 24 23.8          14.5 R      B96

0021P         C2018 06 21.03628 21 05 42.99 +44 24 26.0          14.5 R      B96

0021P         C2018 06 21.03723 21 05 43.08 +44 24 27.9          14.5 R      B96

0021P         C2018 06 21.03817 21 05 43.19 +44 24 29.7          14.5 R      B96

0021P         C2018 06 21.03955 21 05 43.36 +44 24 32.5          14.6 R      B96

0021P         C2018 06 21.04119 21 05 43.55 +44 24 35.8          14.6 R      B96

0021P         C2018 06 21.04282 21 05 43.77 +44 24 39.5          14.5 R      B96

0021P         C2018 06 21.04446 21 05 43.94 +44 24 42.7          14.6 R      B96

0021P         C2018 06 21.04609 21 05 44.10 +44 24 45.6          14.5 R      B96

0021P         C2018 06 21.04773 21 05 44.31 +44 24 49.2          14.5 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

comet 21P by Erik Bryssinck from BRIXIIS Observatory on 21 june 2018