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Comet C/2019 V1 (BORISOV)

Photometric data obtained from FOCAS-II software

COD B96

CON E. Bryssinck, Eyckensbeekstraat 2, 9150 Kruibeke

CATALOG: USNO A2.0 / CMC 14-15 - BAND: R

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

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

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

                                                                     AFRHO         LOG

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

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

FoCAs 3.61

www.astrosurf.com/cometas-obs

es.groups.yahoo.com/group/Cometas_Obs

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

http://cara.uai.it

M.P.E.C. 2019-V130                             Issued 2019 November 8, 20:48 UT

This object was reported as possibly cometary on Nov. 2 by G. Borisov (L51), noting a 7-arcsecond condensed coma and no tail, and was placed on the Possible Comet Confirmation Page.  Its cometary nature was confirmed on Nov. 3 by D. Durig (850), who noted a 6 to 8-arcsecond coma based on stacks of 200 and 300 10-second exposures.  Further reports of cometary features are summarized below:

OC   Date     Reporter           Coma    Tail                 Exposures

I47  Nov.  3  M. Masek            18"                         39 x 120s

A77  Nov.  4  F. Kugel             8"    10" in PA 250-280    

Q11  Nov.  3  H. Sato              8"                         25 x 60s

H06  Nov.  4  H. Sato             10"                         12

H06  Nov.  5  H. Sato             10"                         18

B96  Nov.  7  E. Bryssinck      15x9"