large spectroheliograph - India

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highfnum
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large spectroheliograph - India

Post by highfnum »

cool video

look at item at 1.51 mark

https://www.youtube.com/watch?v=v5QKV2CKazw


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Re: large spectroheliograph - India

Post by Carbon60 »

A really interesting watch, John. I love the fact that old data, collected on antique equipment, still has a scientific role to play.

Stu.


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Re: large spectroheliograph - India

Post by Montana »

My goodness! is your spectroheliograph that big highfnum? I don't think I could fit one in my house :lol:

Alexandra


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Re: large spectroheliograph - India

Post by highfnum »

Naw!
about 60cm long and 3.18Kg
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Re: large spectroheliograph - India

Post by marktownley »

I enjoyed the video JOhn


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Re: large spectroheliograph - India

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Re: large spectroheliograph - India

Post by highfnum »

well shopped around the antique sites
picked up a glass 1922 photo from kodaikanal
cak
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Re: large spectroheliograph - India

Post by highfnum »

with a little computer magic
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Re: large spectroheliograph - India

Post by marktownley »

Holy smokes Batman! Looks at all that plage!!!!


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Re: large spectroheliograph - India

Post by highfnum »

oops! feb 22 1926


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Re: large spectroheliograph - India

Post by george9 »

Thanks. So nice to see that, and neat that you found it. You can look up the daily sunspot numbers for that day: 41 was recorded.

George


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