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Comet 22P/KOPFF - 18 oct. 2022

Astrometric data for minor planet center

COD B96

CON E. Bryssinck, BRIXIIS Observatory, 9150 Kruibeke , Belgium

OBS E. Bryssinck

MEA E. Bryssinck

TEL 0.4-m f/3.8 reflector + CCD

ACK MPCReport file updated 2022.10.19 10:09:27

NET Gaia DR2

0022P         C2022 10 18.84554 01 02 36.06 -01 33 39.4          17.5 G      B96

0022P         C2022 10 18.85211 01 02 35.72 -01 33 41.3          17.3 G      B96

0022P         C2022 10 18.85867 01 02 35.38 -01 33 42.4          17.2 G      B96

Photometric data obtained by use of FOCAS-II software:

                                   10x10  20x20  30x30  40x40  50x50  60x60   SNR   SB   COD

COMET         UTC                    +/-    +/-    +/-    +/-    +/-    +/-     N  FWHM  CAT

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

22P           18/10/2022 20:31:45  16.81  16.05  15.59  15.29  15.08  14.95  10.3  17.4  B96

22P           18/10/2022 20:31:45*  0.02   0.10   0.13   0.13   0.14   0.14     2   3.6  Gai

                                                                     AFRHO         LOG

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

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

22P           18/10/2022 20:31:45    1.53   2.51  17.99  16.17   10     49     5  1.688  B96

Image taken from BRIXIIS Observatory, Kruibeke, Belgium with a 0.4-m f/3.8 telescope with Clear filter. Data and image obtained from 7 stacked CCD images of 120 sec. Exposure time each.

Af(rho) parameter according CARA-approach

Af(rho) vs core distance - data obtained from Bessel-R CCD-image