AstroGallery

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Object Notes:	Constellation: Corvus Location - ngc4038: RA: 12h 01m 54.0s Dec: -18d 52' 00" Epoch 2000 Location - ngc4039: RA: 12h 01m 54.0s Dec: -18d 53' 00" Epoch 2000 Size - ngc4038: 3.4 x 2.0 arc-minutes Size - ngc4039: 3.3 x 1.7 arc-minutes Magnitude - 4038: 10.3 Magnitude - 4039: 10.6 Type: Spiral Galaxies AKA: Antennae, Ringtail Galaxies
Instrument:	Ritchey-Chretien 32" Telescope
Focal Ratio:	f7.2 (prime focus)
Camera:	SBIG STL-11000 CCD camera (See product review in July, 2004 issue of Sky & Telescope magazine.) with Astrodon Tru-Balance color filters.
Exposure:	9 x 5 minutes Luminance unbinned 3 x 5 minutes each R/G/B, all unbinned
Guiding:	Off-Axis with STV Autoguider (Santa Barbara Instrument Group) (See product review in May, 2003 issue of Astronomy magazine.) See Photo/Guiding Equipment.
Date:	3/06/05
Post Processing:	CCDSoft, CCDSharp, MaxIM DL, Photoshop CS