comet 73P/SCHWASSMANN-WACHMANN 3

Photometric data obtained from FOCAS-II software

COD G39

OBS F.-J.Hambsch, E.Bryssinck

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

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

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

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

73P 13/04/2017 09:47:09 14.31 13.52 13.19 12.97 12.81 12.70 8.4 17.1 G39

73P 13/04/2017 09:47:09* 0.07 0.08 0.08 0.07 0.06 0.07 8 4.0 CMC

AFRHO LOG

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

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

73P 13/04/2017 09:47:09 1.57 1.05 17.55 13.73 8 84 10 1.926 G39

FoCAs 3.50

www.astrosurf.com/cometas-obs

es.groups.yahoo.com/group/Cometas_Obs

Astrometric data for MPC:

COD G39

OBS F.-J.Hambsch, E.Bryssinck

MEA E.Bryssinck

TEL 0.4-m f/6.8 astrograph + CCD

ACK MPCReport file updated 2017.04.13 21:07:57

AC2 hambsch@telenet.be

NET CMC-15

0073P C2017 04 13.40356 23 05 32.43 -12 24 34.1 14.9 N G39

0073P C2017 04 13.40413 23 05 32.60 -12 24 33.7 15.0 N G39

0073P C2017 04 13.40469 23 05 32.65 -12 24 33.1 14.9 N G39

0073P C2017 04 13.40645 23 05 33.03 -12 24 31.6 14.9 N G39

0073P C2017 04 13.40702 23 05 33.14 -12 24 30.7 15.0 N G39

0073P C2017 04 13.40759 23 05 33.34 -12 24 29.8 14.9 N G39

0073P C2017 04 13.40815 23 05 33.43 -12 24 29.4 14.9 N G39

0073P C2017 04 13.40878 23 05 33.63 -12 24 28.6 15.1 N G39

0073P C2017 04 13.40935 23 05 33.66 -12 24 28.4 15.0 N G39

0073P C2017 04 13.40991 23 05 33.80 -12 24 27.8 14.8 N G39

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It looks that fragment 73Bt is again fairly visible on about 5” from the nucleus towards south-west