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Expansion of M 1 (Crab Nebula) over 9 years
These two images were taken
with the 2m RCC telescope at NAO Rozhen. The first one is from 21.01.2002 and the
second - from 14.11.2010. The nebula's expansion is clearly seen.
Credit first image: Niki Petrov and Galin Borisov. second image in collaboration with Niki Petrov and Yanko Nikolov. |
Technical Details: |
|
Optics: | 2m. RCC telescope |
Mount: | - |
Camera: | 2002: Photometrics CA 200A, 2010: VersArray 1300B |
Filters: | RVB filter set |
Dates/Times: | 21 January 2002; 14 November 2010 |
Location: | National Observatory Rozhen |
Exposure Details: | 2002: R,V,B = 5 min; 2010: R,V,B = 15 min |
Subexposures: | - |
Acquisition: | - |
Processing: | PixInsight, Photoshop CS |