NGC 6861

• Original image: sum of 2 shifted frames (144 kB)
• Original image, zoomed center (30 kB)
• Isophotes (6 kB)
• Laplace filtered image (160 kB)
• Laplace filtered image, zoomed center (56 kB)
• Gradient filtered image (150 kB)
• Gradient filtered image, zoomed center (50 kB)
• Laplace filtered image in R: sum of 3 shifted frames (70 kB)

NGC 6861 

RA (2000) = 20h 07m 19s     Dec (2000) = -48d 22' 12"
Morphology = LAS*
B_T = 12.12          
D(25) = 169.1 arcsec        
b/a(25) = 1.55
cz = 2649 km/s      

• NTT + EMMI, I-band, exposure times: 225s, 250s
• NTT + EMMI, R-band, exposure times: 20s, 30s, 60s