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Home Up Hickson 44 M31 M33HaLRGB M51wide M 61 M63 M 65 M65 & M66 M66 M 74 M81 M81 & M82 M82 M83 M90 M100 M101 M104 M 108 Triplet in Leo NGC253 NGC 891 NGC 2403 NGC 2903 NGC3628 NGC3718 NGC 4631 NGC 4565 NGC 5350 NGC 5746 Draco Trio NGC 6822 Barnard NGC 6946 NGC 7331 NGC7479
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down for older images (last update:
04/18/2008)
M101

|
0bject |
M101 Spiral Galaxy in
Ursa Major |
| Date |
April 4 & 5, 2008 |
| Exposure |
LRGB 90:15:15:15
(unbinned) |
| Camera |
STL11000M with
Astronomik filters
|
| Telescope |
Takahashi FSQ 106N @ f/5 on
Losmandy G11 w/Gemini |
| Guiding |
External guide head
with E-finder |
| Processing |
MaximDL, PhotoshopCS3,
GradientXterminator |
| Comments |
Clear and cool |

|
0bject |
M101 Spiral Galaxy in
Ursa Major |
| Date |
3/29 and 4/1/2006 |
| Exposure |
HaLRGB 90:165:25:25:25
(RGB binned 2x2) |
| Camera |
ST2000XM w/SBIG filters
(Custom Scientific Hα) |
| Telescope |
Celestron C8 @ f/6.7 on
Losmandy G11 w/Gemini |
| Guiding |
Self-guided ST237 |
| Processing |
MaximDL, FITS
Liberator, PhotoshopCS |
| Comments |
Moderate seeing both
nights |
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