comet 284P/McNAUGHT - 5 sept. 2021

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 2021.09.06 11:39:17

NET Gaia DR2

0284P C2021 09 05.94196 23 14 58.56 -12 42 24.6 15.2 R B96

0284P C2021 09 05.94689 23 14 58.41 -12 42 28.4 15.4 R B96

0284P C2021 09 05.95182 23 14 58.29 -12 42 31.2 15.4 R B96

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Photometric data from FOCAS-II software

COD B96

OBS BRIXIIS Observatory

CATALOG: Gaia DR2 - BAND: G

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

OBJECT DATE TIME +/- +/- +/- +/- +/- +/- N FWHM CAT

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

284P 05/09/2021 22:43:31 15.64 15.02 14.80 14.69 14.67 14.68 11.3 16.7 B96

284P 05/09/2021 22:43:31* 0.08 0.09 0.07 0.03 0.02 0.03 3 3.7 Gai

AFRHO LOG

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

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

284P 05/09/2021 22:43:31 1.29 2.30 21.33 15.10 11 77 7 1.888 B96

Af(rho)-parameter, according CARA-approach

Af(rho) vs core distance - data obtained from photometric R-filtered CCD-image