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Comet 22P/KOPFF - 2 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 2022.10.04 10:20:40

NET Gaia DR2

0022P         C2022 10 02.91233 01 17 05.46 -00 11 05.9          17.1 G      B96

0022P         C2022 10 02.91725 01 17 05.18 -00 11 07.6          16.9 G      B96

0022P         C2022 10 02.92217 01 17 04.89 -00 11 09.7          17.1 G      B96

0022P         C2022 10 02.92718 01 17 04.58 -00 11 10.5          16.6 R      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           02/10/2022 22:04:22  16.52  15.74  15.25  14.98  14.79  14.64  15.3  17.7  B96

22P           02/10/2022 22:04:22*  0.03   0.03   0.02   0.04   0.07   0.08     2   3.6  Gai

                                                                     AFRHO         LOG

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

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

22P           02/10/2022 22:04:22    1.43   2.42  19.34  15.78   15     55     4  1.743  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