Category Archives: AstroImages

LDN889

Finished a 4-panel mosaic of LDN889 over the weekend.  ~48 hours of total integration time in this image. Stellarvue SV80ST Astro-Physics Mach1 GTO Atik 414ex Astrodon 1.25″ 3nm NB filters QHY5L-II guidcam in a Starlight XPress mini filter wheel w/ … Continue reading

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♫ Back in the saddle again ♪

What a back and forth summer it’s been. June’s trip to Marathon was fraught with gear issues, most notably my AP Mach1 GTO literally grinding itself to bits, thanks to some seized bearings. Upon returning, the mount immediately went back … Continue reading

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Another livestream :)

Livestream tonight, NGC 2174 data acquisition. 6:15pm CST Come watch the robots do their thing! https://www.twitch.tv/eorequis

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Data acquisition live stream

Happening now!  🙂 https://www.twitch.tv/eorequis

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NGC 2237 – The Rosette Nebula in Narrowband

Presented here is a 4-panel narrowband mosaic of NGC2237, the Rosette Nebula.  From Wikipedia : The Rosette Nebula (also known as Caldwell 49) is a large spherical H II region (circular in appearance) located near one end of a giant molecular cloud in the Monoceros region of the Milky … Continue reading

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Public Data Repository

Hey folks! I’m beginning to make all my AP data available publicly, under a CC BY-NC-ND 4.0 license.  It is located at http://tristarobservatory.space/PublicData/ The repository currently contains all 2017 DSO data.  More will be added as time allows. Should you create your … Continue reading

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Narrowband NGC 7822 – Modified SHO

NGC 7822 Figured I’d try to throw in some NII for a change since…well…I have the filter, why not use it? Overall, not really worth the effort imo. It does show some VERY minor differences from the Hα signal in … Continue reading

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Totality is life-changing

I stood there, in a cornfield in Hokinsville, KY.  I thought the day had been exciting, waiting for and then observing the steady march of the moon’s disc across the Sun.  One of the children there described it as the … Continue reading

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IC 1396 : The Elephant’s Trunk Nebula in Narrowband – Modified SHO Palette

Feel pretty good about this one.  Decided to go for a nice big bright object this time, for a little “relaxation”. The Elephant’s Trunk is an area of active star formation in the constellation Cepheus, some 2,400 LY away. The … Continue reading

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Sh2-91 Bi-color Mosaic

This one was a significant challenge.  Between imaging a faint narrowband target from what is now a white zone (thanks, Nashville!) and trying to cover it as a mosaic, looooooooooots of processing wharrgarbl. I am, to be frank, not terribly … Continue reading

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