|
|
|
|
|
||
|
|
|||||||||||
| Date: | June, 2008 |
| Location: | Elizabeth, CO. ~6500 ft altitude, mag 5.0 skies |
| Telescope: | 16" f/4.9 Newtonian w/ Keller/Wynne coma corrector |
| Exposure Duration: | Total 120 mins, 12 ten min subexposures, -15 deg C |
| Imager: | SBIG ST-2000XCM |
| Filtration: | Custom Scientific luminance filter |
| Guiding: | Self-guided |
| Seeing: | ~2.5" |
| Comments: | Each subimage calibrated in CCDOps. Sub-medians created using sets of three subexposures. Sub-medians summed. Sum DDPed/deconvolved/sharpened in CCDStack |
Return to the Star Cluster Images page or The Bell Observatory homepage or go to SEDS page (astronomical information on M71)