Sun position: Azimuth 172.87° Altitude 28.87°
ISS angular diameter 35.7", distance 775.4 km,
angular velocity 28.0'/sec, transit duration 0.81 sec
Nikon D5100 at the primary focus of the Celestron Nexstar 127
1/1000 sec, ISO 1250, 4 fps continuous shooting
ISS
First frame
Second frame
Two frames animation
Zoom x 10
ISS is illuminated by sunlight reflected from Earth, nearly noon.
Star chart and observation times by
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