Bernd Brinkmann´s

Comet 1998 U5 (LINEAR)

date (yy/mm/dd)	time (UT)	exp. time (min/sec)	camera / telescope	film / CCD	filter (IF=Interference)	Remarks
98/11/21	22:00:46 22:04:06 22:06:12 22:09:04 22:13:15	5 x 60 sec	120 mm refractor f / 5	Starlight SX	IF-Green + IR-block	processing with MIRA A/P: bias, dark, flat register (on stars) combine (sum) rescale write FITS processing with Photoshop: open as 16 bit FITS log scaling convert to 8 bit clipping save as GIF
98/11/21	22:00:46 - 22:13:15	5 x 60 sec	120 mm refractor f / 5	Starlight SX	IF-Green + IR-bloc	processing with MIRA A/P: bias, dark, flat register (on comet) combine (sum) rescale write FITS processing with Photoshop: open as 16 bit FITS log scaling clipping save as JPEG
98/11/20	22:44 - 23:15	12 x 60 sec	120 mm refractor f / 5	Starlight SX	IF-Green + IR-block	processing with MIRA A/P: bias, dark, flat register (on stars) combine (sum) rescale write FITS processing with Photoshop: open as 16 bit FITS log scaling clipping save as GIF
98/11/20	22:44 - 23:15	12 x 60 sec	120 mm refractor f / 5	Starlight SX	IF-Green + IR-block	processing with MIRA A/P: bias, dark, flat register (on comet) combine (sum) rescale write FITS processing with Photoshop: open as 16 bit FITS log scaling clipping save as JPEG

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