Star Trail Calculator

Plan your star trail photography with optimal exposure and timing settings.

Star Trail Settings

Keep minimal (1-3s) to avoid gaps in trails

Total Shots Required

225
Over 120 minutes

Trail Information

Earth Rotation30.0deg
Trail TypeCircular trails around pole
Trail Length41% of frame

Timing Details

Cycle Time32s per shot
Total Exposure112m 30s

Resource Estimates

Storage (RAW)5.5 GB
Battery Usage~5%

Tips

  • Use an intervalometer for consistent timing
  • Turn off long exposure noise reduction
  • Use a fully charged battery or external power
  • Consider taking dark frames for noise reduction
  • Stack images using Startrails software or Photoshop