M13 – Hercules Globular
Image Linkhttps://ocastronomers.org/wp-content/uploads/2019/01/m013-02.jpg
Photographer Dean Jacobsen
Optics Used
Camera Used
Settings / Equipment Celestron C-11 OTA w/f3.3 Optec MAXfield telecompressor, 10 min self-guided exp on SBIG ST-7 CCD camera w/anti-blooming chip, Losmandy G-11 eq. mount
Location OCA observing site, Anza, CA; 14 Mar 1999; 0230 local time
Date / Time March 14, 1999 12:00 am
Copyright
Additional Information Basic image calibration (dark field and flat frame) and log scaling of data performed with SBIG's CCDOps for Windows. Final adjustment of levels and conversion to JPEG performed with Photoshop Ver. 5.0.