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Contact Form Spectroscopic observation of comet C/2017 S3 (PANSTARRS) - 19 july 2018

Equipment & data:

Date: 19 july 2018 - 00:11 UT

Telescope: C11 f/10

Mount: 10Micron GM2000Qci

Tracking: autoguiding - pulseguiding

Grating: 150 l/mm

Spectrograph: Spectra-L200 Littrow

Exposuretime: 2x1200 sec in 4x4 BIN

Camera: Starlight Xpress Trius H814

CCD temp.: -15 °C

Dispersion: 5.05 A/px

Software processing: BASS Project v.1.9.7

Magnitude core of comet: 12.3

Instrument respons corrected spectrum

Click to enlarge view