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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 2023.11.21 09:23:15

NET Gaia DR2

0012P         C2023 11 20.73929 18 08 33.68 +39 30 13.3          13.8 R      B96

0012P         C2023 11 20.75932 18 08 35.58 +39 30 06.3          13.8 R      B96

0012P         C2023 11 20.76759 18 08 36.37 +39 30 03.2          14.3 G      B96

0012P         C2023 11 20.77905 18 08 37.45 +39 29 59.3          14.3 G      B96

0012P         C2023 11 20.79050 18 08 38.55 +39 29 55.4          14.3 G      B96

----- end -----

Comet 12P/PONS-BROOKS - 20 nov. 2023

Photometric data obtained by use of FOCAS-II software

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

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

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

12P           20/11/2023 18:50:04  13.20  11.97  11.29  10.81  10.45  10.16  19.1  17.7  B96

12P           20/11/2023 18:50:04*  0.00   0.00   0.01   0.01   0.00   0.01     2   3.5  Gai

                                                                     AFRHO         LOG

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

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

12P           20/11/2023 18:50:04    2.71   2.51  10.19  13.14   19   2464   129  3.392  B96

image taken from BRIXIIS observatory, Kruibeke, Belgium - MPC B96.

telescope: Orion Optics AG16 - astrograph 0.4-m

camera: SBIG STL6303

with CLEAR + Bessel-R (Custom Scientific)

Af(rho) parameter according CARA-approach

Af(rho) vs core distance - data from photometric R-filtered CCD-image