comet C/2015 ER61 (PANSTARRS)

Astrometric data for minor planet center

COD G39

OBS F.-J.Hambsch, E.Bryssinck

MEA E.Bryssinck

TEL 0.4-m f/6.8 astrograph + CCD

ACK MPCReport file updated 2017.06.13 19:49:30

AC2 hambsch@telenet.be

NET CMC-15

CK15E61R C2017 06 13.41054 01 39 01.34 +15 31 13.1 13.8 N G39

CK15E61R C2017 06 13.41285 01 39 01.76 +15 31 15.4 13.6 N G39

CK15E61R C2017 06 13.41730 01 39 02.56 +15 31 19.1 13.7 N G39

CK15E61R C2017 06 13.42029 01 39 03.05 +15 31 21.8 13.7 N G39

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Photometry obtained by use of 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

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

C/2015 ER61 16/06/2017 09:49:56 13.01 12.04 11.51 11.16 10.91 10.71 21.4 18.5 G39

C/2015 ER61 16/06/2017 09:49:56* 0.02 0.04 0.04 0.04 0.04 0.03 9 3.9 CMC

C/2015 ER61x 16/06/2017 09:49:56 13.81 12.52 3.0 18.5 G39

C/2015 ER61x 16/06/2017 09:49:56* 0.07 0.06 9 3.9 CMC

AFRHO LOG

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

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

C/2015 ER61 16/06/2017 09:49:56 1.48 1.21 18.66 12.17 21 421 20 2.624 G39

C/2015 ER61x Not enough boxes

FoCAs 3.50

www.astrosurf.com/cometas-obs

es.groups.yahoo.com/group/Cometas_Obs

Af(rho) parameter according CARA-approach

Af(rho)-data is available via request on the website of CARA

Af(rho) plot from Image with R-Bessel filter

Af(rho) plot from Image with R-Bessel filter with several ref. Stars (multi-plot)