Crescent Nebula; NGC 6888


Popular name for NGC 6888, a diffuse shell of gas surrounding the Wolf-Rayet star HD 192163. One crescent-shaped segment of the spherical shell is relatively bright.

 

 

 Date

 2000-06-04

 Location

 Waldviertel, NÖ, AT

 Condition

 15°C

 Film

 Kodak Elite Chrome 200

 Exposure Time

 2 * 55 minutes

 Optics

 Meade 10" f/6,3 + GEG (without Lens) + Canon EOS 5000

 effective F.L.

 1750 mm (f/6,9)

Mount & Guiding

G-11 & ST-4. ST-4 Exposure Time was 2 Maximum Error was A3

Processing

 Digital composite

 

 Date

 2001-10-14

 Location

 Waldreichs

CCD

 SBIG ST-237A

 Exposure Time

 24 minutes

 Optics

 Optolyth 100/700mm APO

 effective F.L.

 700mm (f/7)

Mount & Guiding

G-11, no guiding

 

Home | Solar System | The Galaxy | The Extragalactical Universe | Solar Eclipse 1999 | Links | about...
 
© Gerald Hitz 1997-2004