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Comet C/2020 S4  (PANSTARRS) -  13 febr. 2023

Af(rho) data according the CARA-approach is available via request to CARA-coordinator

http://cara.uai.it

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 2023.02.14 11:11:27

NET Gaia DR2

    CK20S040  C2023 02 13.92264 09 27 35.40 +26 12 28.3          16.0 G      B96

    CK20S040  C2023 02 13.92918 09 27 35.27 +26 12 31.0          16.1 G      B96

    CK20S040  C2023 02 13.93573 09 27 35.13 +26 12 34.2          16.1 G      B96

    CK20S040  C2023 02 13.94073 09 27 35.01 +26 12 36.5          15.4 R      B96

Photometric data obtained from FOCAS-II software

COD B96

OBS BRIXIIS Observatory

CATALOG: Gaia DR2 - BAND: G

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

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

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

C/2020 S4     13/02/2023 22:22:44  15.81  15.18  14.94  14.81  14.72  14.68  26.4  18.4  B96

C/2020 S4     13/02/2023 22:22:44*  0.01   0.01   0.01   0.02   0.01   0.00     2   3.1  Gai

                                                                     AFRHO         LOG

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

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

C/2020 S4     13/02/2023 22:22:44    2.40   3.37  11.48  15.63   26    354    13  2.549  B96

Af(rho) data according CARA-approach

Af(rho) (cm) vs. core distance (km) - data from Bessel-R CCD-image