Movements of Neptune and Triton.
Telescope:
GRAS-007
0,43m (17inch), f/6,8, f = 2939mm
(Located to Spain)
Camera:
SBIG STL1100M CCD camera
0.63 Arc secs/pixels
Filter:
I (photometry infrared)
Exposure:
2 * 20s (both images)
Date:
Left 8.10.2011
Right 10.10.2011
Clock 23.05 Local time