References

​

About the astrotracer

​

Pentax astrotracer page

Pentax astrotracer calibration page

Pentaxforums astrophotography group

Ian Norman review of the Pentax K-1 II

​

About astrophography techniques

​

Astrobackyard

Lonely Speck

Adam Woodworth

Into The Night Photography

Low Level Landscape Lighting

​

​

Inspiring astrophotography work

​

Stéphane Poirier gallery

The Art Of Night

The World At Night (TWAN)​

The Amazing Sky

Kevin Palmer

Wally Pacholka

Mikko Lagerstedt

Ollie Taylor

​