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 2017.06.20 22:15:48

AC2

NET CMC-15

CK15E61R C2017 06 18.40222 01 53 41.72 +16 45 17.3 14.0 N G39

CK15E61R C2017 06 18.40527 01 53 42.25 +16 45 20.8 13.9 N G39

CK15E61R C2017 06 18.41032 01 53 43.17 +16 45 24.0 13.9 N G39

CK15E61R C2017 06 18.41330 01 53 43.65 +16 45 27.1 13.8 N G39

CK15E61b C2017 06 18.40296 01 53 41.02 +16 45 11.7 15.9 N G39

CK15E61b C2017 06 18.40527 01 53 41.53 +16 45 15.6 15.6 N G39

CK15E61b C2017 06 18.41032 01 53 42.36 +16 45 19.0 15.5 N G39

CK15E61b C2017 06 18.41330 01 53 42.76 +16 45 21.1 15.6 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 E61b 18/06/2017 09:51:04 13.87 12.57 3.6 17.9 G39

C/2015 E61b 18/06/2017 09:51:04* 0.14 0.13 6 3.9 CMC

C/2015 ER61 18/06/2017 09:51:04 13.08 12.08 11.56 11.22 10.98 10.79 15.2 17.9 G39

C/2015 ER61 18/06/2017 09:51:04* 0.09 0.08 0.10 0.12 0.14 0.15 6 3.9 CMC

AFRHO LOG

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

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

C/2015 E61b Not enough boxes

C/2015 ER61 18/06/2017 09:51:04 1.49 1.23 18.50 12.23 15 413 27 2.616 G39

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)