NGC6946
Spiral Galaxy
Magnitude 8.8
Size: 14 x 14 arc minutes
Constellation: Cepheus
RA: 20h 35m
Dec:
+60.2°
Imaging Equipment:
- Telescope: Takahashi FS-152 f/8 fluorite refractor operating
at f/6
- Zeiss II German Equatorial Mount
- Santa Barbara Instruments ST-8E CCD camera (1530 x 1020
pixels, 9m m x 9m m, monochromatic, 16 bit, 13.8 x 9.2mm
array)
- CWF8 Color filter wheel with IR-blocking clear and RGB filters
Exposure Information:
- Date: Tuesday July 4, 2000
- Location: Mount Pinos, CA
- Elevation: 8300'
- Exposures (unbinned):
|
White-light: |
6 exposures @ 10
minutes each |
|
Red-light: |
1 exposure @ 10
minutes |
|
Green-light |
1 exposure @ 10
minutes |
|
Blue-light: |
2 exposures @ 10
minutes each |
|
Total exposure time: |
100 minutes |