Comet P/1998 U3 (Jäger)

98/11/21

00:47:05
-
00:57:10

1 x 60 sec
+
3 x 180 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
save as 8 bit-TIF
clipping
save as JPEG