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Comet 21P/GIACOBINI-ZINNER - 4 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           04/06/2018 23:18:30  14.80  14.19  13.88  13.70  13.62  13.60  25.6  16.5  B96

21P           04/06/2018 23:18:30*  0.03   0.02   0.03   0.02   0.02   0.03     6   3.8  USN

                                                                     AFRHO         LOG

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

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

21P           04/06/2018 23:18:30    1.11   1.64  24.82  14.09   26     74     3  1.869  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 2018.06.05 11:06:20

NET CMC-15

0021P         C2018 06 04.96711 20 36 04.93 +35 23 45.9          15.0 R      B96

0021P         C2018 06 04.96874 20 36 05.08 +35 23 49.5          15.1 R      B96

0021P         C2018 06 04.97037 20 36 05.29 +35 23 53.0          15.1 R      B96

0021P         C2018 06 04.97200 20 36 05.47 +35 23 56.2          15.0 R      B96

0021P         C2018 06 04.97365 20 36 05.65 +35 23 59.2          15.1 R      B96

0021P         C2018 06 04.97528 20 36 05.75 +35 24 02.2          15.1 R      B96