Object Notes:

• Constellation: Aquila
• Location: RA: 19h 18m 23.9s Dec: +06d 33' 00" Epoch 2000
• Size: 111 x 109 arc-seconds
• Magnitude: 11.8
• Type: Planetary Nebula
• AKA: PK 41-2.1

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:

12 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:

7/10/05

Post Processing:

CCDSoft, CCDSharp, MaxIM DL, Photoshop CS