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Comet C/2021 C3 (CATALINA) - 16 april 2021

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 2021.04.18 12:25:10

NET Gaia DR2

    CK21C030  C2021 04 16.91126 10 40 19.28 +36 01 04.4          21.0 G      B96

    CK21C030  C2021 04 16.91779 10 40 18.57 +36 01 13.0          18.7 G      B96

    CK21C030  C2021 04 16.92432 10 40 17.72 +36 01 22.2          19.1 G      B96

----- end -----

COD X02

OBS BRIXIIS Observatory

CATALOG: Gaia DR2 - BAND: G

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

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

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

C/2021 C3     16/04/2021 22:01:37  18.79  18.12  18.08  18.02  17.92          4.3  18.3  B96

C/2021 C3     16/04/2021 22:01:37*  0.12   0.21   0.21   0.23   0.33            3   3.2  Gai

                                                                     AFRHO         LOG

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

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

C/2021 C3     16/04/2021 22:01:37    1.75   2.38  15.76  18.44    4      7     2  0.847  B96

Observation made with Orion Optics AG16 newton telescope from my backyard, BRIXIIS Observatory, Kruibeke, Belgium

Photometry obtained with FOCAS-II software: