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- Tue Apr 01, 2014 3:11 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Solargraphy Analemmas (2014 Mar 20)
- Replies: 22
- Views: 4667
Re: APOD: Solargraphy Analemmas (2014 Mar 20)
How is 20th March the start of northern hemisphere spring, is the 21st June is mid-summer?