Comet C/2021 E3 (ZTF) - 15 oct. 2021

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

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 2021.10.19 11:32:22

NET Gaia DR2

CK21E030 C2021 10 15.84050 18 35 20.30 +11 12 45.3 16.8 G B96

CK21E030 C2021 10 15.84546 18 35 20.38 +11 12 38.9 16.4 G B96

CK21E030 C2021 10 15.85043 18 35 20.29 +11 12 32.8 16.9 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 E3 15/10/2021 20:17:28 16.14 15.92 15.75 15.66 4.7 16.1 B96

C/2021 E3 15/10/2021 20:17:28* 0.06 0.20 0.18 0.25 3 3.7 Gai

AFRHO LOG

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

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

C/2021 E3 15/10/2021 20:17:28 3.39 3.37 8.14 16.22 5 407 87 2.610 B96

Observation made on 21 july with Orion Optics AG16 newton telescope from my backyard, BRIXIIS Observatory, Kruibeke, Belgium

Photometry obtained with FOCAS-II software: