| Designation |
Messier 16 - The Eagle Nebula, also
known as The Star Queen Nebula. (NGC 661 & IC 4703)
|
| Type | Emission Nebula with Open Star Cluster |
| Constellation | Serpens Cauda |
| Coordinates |
Telescope
centered at RA '18 19 19' Dec '-13 49 55'
|
| Magnitude | 6.0 |
| Size | |
| Distance | 6,500 light years from Earth |
| Dimensions | 70 x 38 arcminutes |
| Image Field | 90.6 x 131.3 arcminutes |
|
Notes:
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|
| Telescope | Takahashi FS60C f/5.9 on Losmandy G-11 with Gemini L3 |
| Focal Length | 264 mm @ f/4.4 with Takahashi focal reducer |
| Guiding | Starlight Xpress SXV guidehead through 10" SCT @ f/3.3 |
| Telescope Control | Maxim DL (V3) |
| CCD Camera |
Starlight Xpress SXV-H9 - USB 2 ExView progressive
scan
1392 x 1040 (6.45 uM) pixel array (8.98 x 6.71 active area)
|
| Image Scale | 5.23 arcsec/pixel |
| Filters |
1.25" Astronomik Type II Dichroic
IR blocking filters in Astronomik filter drawer - Clear, Red, Green,
Blue, Ha
|
| Exposures | Total exposure time: 150 minutes -Ha 16 x 5 (80) Luminance 25 (5x5) minutes unbinned.RGB 5 x35 (15) each binned 2x2. Luminance mixed 60% Ha, Red mixed 50% Ha |
| Calibration | None |
| Processing Software | Maxim DL, Photoshop CS (8.0) |
| Location | Chiefland Astronomy Village, FL - 29.393 N , - 82.863 W |
| Date/Time | 06/19/04 '03:31' - '06:30' UT' |
