Astrophotography
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UnderOak Observatory Morris County, New Jersey |
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Blue Racquetball Nebula
(NGC 6572): Exposure = 4x60 sec (3800 - 7700 Å) Excitation Class = 7; Apparent Vmag = 8.1 |
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Requests for spectral data can be submitted directly to mail@underoakobservatory.com. |