Entries by

John Bishop

Photographer: John Bishop Title: NGC 7293 (Helical Nebula) in RGB + H-alpha Image Data: 190mm F5.3 Maksutov-Newtonian, CDS600D, 300 sec iso 800 X 10 in RGB combined with 600 sec iso 800 in H-alpha X 5.

John Bishop

Photographer: John Bishop Title: Horsehead Nebula Image Data: 190mm F5.3 Maksutov-Newtonian, CDS-600D, 8 X 300 sec iso 800 RGB combined with 5 X 600 sec iso 800 in H-alpha  

John Bishop

m51RCF8-iso800-300sec Photographer :John Bishop Title :M51 Camera :CDS-600D Location : Beeville, TX, USA Date :3/15/2013 400 mm F8.4 RC scope with CDS600D. Stack of nine 300 sec frames and six 600 sec frames, iso 800 acquired, calibarted and stacked with Maxim DL and processed in Photoshop

John Bishop

IC434TakF7-iso800-300sec Photographer :John Bishop Title :IC434 horsehead nebula Camera :CDS-600D Location :USA Date :2013. 3. stack of four 600 second frames and six 300 second frames all at iso 800 with CDS600D on a Takahashi 130mm F7.7 TOA scope. Acquired and calibrated and stacked with MaximDL and further processed in Photoshop.

John Bishop

Photographer :John Bishop Title :NGC891 Camera :CDS-600D Location :Beeville, Texas, USA, Date :2/2/2013 400mm F8.4 RC scope , iso 800 5 frames of 300 sec plus 4 frames of 600 sec, acquired with MaximDL and processed in Photoshop.

John Bishop

Photographer :John Bishop Title :M81 Camera :CDS-600D Location :Beeville, Texas, USA, Date :2/2/2013 400mm F8.4 RC scope , iso 800 4 frames of 600 sec, acquired with MaximDL and processed in Photoshop.

John Bishop

Photographer :Johnishop Title :IC434(Horsehead) Camera :CDS-600D Location :Beeville, Texas, USA, Date :2/2/2013 400mm F8.4 RC scope , iso 800 4 frames of 600 sec, acquired with MaximDL and processed in Photoshop.

John Bishop

Photographer :John Bishop Title :M-27 Camera :CDS600D Location :Beeville, Texas, USA Date :9/7/2012 16 inch (400mm) F8.4 Ritchey-Chretien, stack of eight 150sec frames at iso 800, processed in MaximDL and Photoshop

John Bishop

Photographer :John Bishop Title :M51 Camera :CDS-600D Location :USA Date :2012. 07. 16 inch (306mm) F8.4 Ritchey-Chretien Scope. five 300sec frames at iso 800, combined in MaximDL and processed in Photoshop.

John Bishop

Photographer :John Bishop Title :Saturn Camera :CDS-600D Location :USA Date :2012. 07. 16 inch (306mm) F8.4 Ritchey-Chretien Scope. A 45sec video clip was acquired using EOS Movie Recorder. Best 40% of 1200 frames were stacked in Registax 6. Seeing was 5/10