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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

    CK17K020  C2021 06 12.99298 17 50 01.43 +43 29 40.8          15.4 G      B96

    CK17K020  C2021 06 12.99954 17 50 01.02 +43 29 41.3          15.5 G      B96

    CK17K020  C2021 06 13.00611 17 50 00.66 +43 29 40.5          15.5 G      B96

----- end -----

Comet C/2017 K2 (PANSTARRS) -  12 june 2021

Photometric data obtained from FOCAS-II software

COD B96

CON BRIXIIS Observatory - Eyckensbeekstraat 2, B-9150 Kruibeke, Belgium

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

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

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

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

C/2017 K2     12/06/2021 23:59:20  14.98  14.17  13.84  13.59  13.44  13.34  20.9  18.4  B96

C/2017 K2     12/06/2021 23:59:20*  0.06   0.08   0.06   0.05   0.05   0.04     3   4.0  Gai

                                                                     AFRHO         LOG

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

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

C/2017 K2     12/06/2021 23:59:20    5.66   6.13   4.87  15.55   21   6947   332  3.842  B96

FoCAs 3.61

www.astrosurf.com/cometas-obs

es.groups.yahoo.com/group/Cometas_Obs

Data obtained from KOPR software (by Jakub Černý)

ICQ Code:

IIIYYYYMnL YYYY MM DD.DD eM/mm.m:r AAA.ATF/xxxx /dd.ddnDC /t.ttmANG ICQ XX*OBSxxf InT APERTURcamchip SFW C ## u.uu xx.x PIXELSIZE

   2017K2  2021 06 13.00  k 13.0 AQ 40.0L 3A080   1.4               ICQ XX BRY04I     C 1.40mST0 K6F KPR 5 U9*0.02       1.2s 1.2 ;Comet Alt.:82.2 Twilight

CometObs format:

C/2017 K2 (PANSTARRS):

2021  Jun.  13.00  UT: m1=13.0 CCD-R, Dia.=1.4', 40.0-cm Newtonian reflector .

[Comet Alt.:82.2 Calculated mags:13.0,13.0,13.0,13.0,13.0,13.0,13.0,13.0,13.0,13.0,13.0,13.0,13.0,13.0,13.0,13.0,13.0,13.0

] (Erik Bryssinck, BRIXIIS)

Afrho output:

C/2017 K2, 2459378.47431, 6.135, 5.666, 8.76, R, 15289, 7229.7, 51.4

C/2017 K2, 2459378.47431, 6.135, 5.666, 8.76, R, 25482, 8186.5, 58.2

C/2017 K2, 2459378.47431, 6.135, 5.666, 8.76, R, 35674, 8381.5, 59.5

C/2017 K2, 2459378.47431, 6.135, 5.666, 8.76, R, 45867, 8341.0, 59.3

Af(rho) data according CARA approach

Af(rho) plot (vs. core distance in km) obtained from photometric R filtered CCD-images

Afρ data available by request to the cara-coordinator