comet 73P/SCHWASSMANN-WACHMANN 3

Photometric data obtained from FOCAS-II software

COD Q62

CON Tzec-Maun - Siding Spring Observatory, Coonabarabran, NSW, Australia

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

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

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

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

73P 21/02/2017 18:31:23 14.34 13.54 13.17 12.89 12.65 12.44 17.3 18.5 Q62

73P 21/02/2017 18:31:23* 0.03 0.03 0.03 0.02 0.03 0.03 7 4.5 CMC

0073Pbt 21/02/2017 18:31:23 14.00 13.09 12.65 12.35 12.12 11.93 15.3 18.5 Q62

0073Pbt 21/02/2017 18:31:23* 0.08 0.06 0.06 0.06 0.06 0.06 7 4.5 CMC

AFRHO LOG

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

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

73P 21/02/2017 18:31:23 1.38 1.03 19.95 13.59 17 71 4 1.850 Q62

0073Pbt Orbital elements not found

FoCAs 3.50

www.astrosurf.com/cometas-obs

es.groups.yahoo.com/group/Cometas_Obs

Animation 10 CCD images with CLEAR filter

Astrometric data for MPC:

COD Q62

CON Siding Spring Observatory, Coonabarabran, NSW, Australia,

OBS E.Bryssinck

MEA E.Bryssinck

TEL 0.15-m f/7.3 refractor + CCD

ACK MPCReport file updated 2017.02.22 23:10:36

AC2 erik.bryssinck@telenet.be

NET UCAC-4

0073P C2017 02 21.76227 19 05 12.39 -21 05 49.6 14.5 N Q62

0073P C2017 02 21.76608 19 05 13.55 -21 05 50.5 14.5 N Q62

0073P C2017 02 21.77181 19 05 15.23 -21 05 51.7 14.8 N Q62

0073P C2017 02 21.77751 19 05 17.28 -21 05 52.0 14.5 N Q62

0073Pbt C2017 02 21.76035 19 05 09.99 -21 05 39.4 14.4 N Q62

0073Pbt C2017 02 21.76608 19 05 11.94 -21 05 39.7 14.3 N Q62

0073Pbt C2017 02 21.77181 19 05 13.64 -21 05 40.7 14.5 N Q62

0073Pbt C2017 02 21.77751 19 05 15.50 -21 05 41.4 14.3 N Q62

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Remotely from Siding Spring - Australia with a Takahashi TOA150 telescope and STL6303 CCD camera 10 x 120s exposures