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Comet C/2021 A1 (LEONARD) -   12 june 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 2021.06.15 09:59:04

NET Gaia DR2

    CK21A010  C2021 06 12.93320 10 32 40.28 +54 58 35.8          17.8 G      B96

    CK21A010  C2021 06 12.94322 10 32 40.09 +54 58 30.6          17.6 G      B96

    CK21A010  C2021 06 12.95144 10 32 39.72 +54 58 25.3          18.7 G      B96

----- end -----

COD G39

OBS ROAD Observatory

CATALOG: Gaia DR2 - BAND: G

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

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

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

C/2020 V2     12/06/2021 23:33:19  17.08  16.73  16.82                        8.0  17.7  B96

C/2020 V2     12/06/2021 23:33:19*  0.13   0.08   0.09                          3   3.4  Gai

                                                                     AFRHO         LOG

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

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

C/2020 V2     12/06/2021 23:33:19    7.12   7.07   3.87  17.29    8   2958   370  3.471  B96

Photometry obtained with FOCAS-II software:

Afρ data according CARA-approach

Afρ [cm] vs core distance [km] - data obtained from Bessel-R filtered CCD-image