After the 500 rule did disappoint me in avoiding star trails on my Milky Way photos. So, I went in search of a better solution for ... ... <看更多>
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After the 500 rule did disappoint me in avoiding star trails on my Milky Way photos. So, I went in search of a better solution for ... ... <看更多>
Use the 500 Rule for Astrophotography | Useful Chart to Avoid Star Trails Star ... this formula is still a very useful guideline for astrophotography. ... <看更多>
To calculate the angle of the arc, use the formula: 1 minute of time = 15 minutes of arc. If the answer is over 60, divide by 60 to get degrees ... ... <看更多>