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 2017.05.18 16:35:05

AC2

NET CMC-15

CK15E61R C2017 05 18.40509 00 09 04.70 +06 32 28.9 13.2 N G39

CK15E61R C2017 05 18.40583 00 09 04.90 +06 32 29.7 13.2 N G39

CK15E61R C2017 05 18.40657 00 09 05.13 +06 32 31.3 13.2 N G39

CK15E61R C2017 05 18.40735 00 09 05.33 +06 32 32.3 13.1 N G39

CK15E61R C2017 05 18.40809 00 09 05.50 +06 32 33.6 13.0 N G39

CK15E61R C2017 05 18.41037 00 09 06.00 +06 32 37.0 13.0 N G39

CK15E61R C2017 05 18.41111 00 09 06.12 +06 32 37.2 12.9 N G39

CK15E61R C2017 05 18.41343 00 09 06.73 +06 32 41.8 13.0 N G39

----- end -----

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 18/05/2017 09:50:56 12.26 11.17 10.65 10.32 10.08 9.89 13.7 18.1 G39

C/2015 ER61 18/05/2017 09:50:56* 0.18 0.27 0.32 0.36 0.39 0.40 4 3.5 CMC

AFRHO LOG

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

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

C/2015 ER61 18/05/2017 09:50:56 1.29 1.05 21.45 11.17 14 600 44 2.778 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 I-Bessel filter

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