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Comet C/2020 S4  (PANSTARRS) -  4 march 2022

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 2022.03.05 12:04:53

NET Gaia DR2

    CK20S040  C2022 03 04.83928 04 25 29.33 +08 16 02.3          17.6 G      B96

    CK20S040  C2022 03 04.84582 04 25 29.44 +08 16 04.0          17.7 G      B96

    CK20S040  C2022 03 04.85236 04 25 29.60 +08 16 07.2          17.9 G      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     04/03/2022 20:22:41  17.52  17.06  16.89                        8.1  17.3  B96

C/2020 S4     04/03/2022 20:22:41*  0.09   0.03   0.05                          2   3.8  Gai

                                                                     AFRHO         LOG

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

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

C/2020 S4     04/03/2022 20:22:41    4.61   4.58   5.98  17.80    8    324    40  2.510  B96

Af(rho) data according CARA-approach

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