Observational Astrophysics
A place to record your methods and observations that relate to stellar dynamics and evolution, including variable and carbon stars. Spectroscopy, photometry and radio astronomy are particularly welcome.
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Recruiting potential Moderator CandidatesStarted by WOBentley , 04 Apr 2020 |
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Radio Astronomy ResourcesStarted by SaberScorpX , 30 Jun 2006 |
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Links to Variable Star sources.Started by Rich (RLTYS) , 11 Feb 2006 |
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AL Radio Astronomy ProgramStarted by Rich (RLTYS) , 15 Dec 2014 |
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Star Analyser Strange SpectrumStarted by Miquelet24 , Today, 01:55 PM |
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Spectra of Glow Starters in Low Resolution SpectroscopyStarted by mwr , 13 Mar 2020  beginner, dslr
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Scholz's StarStarted by Xilman , 21 Mar 2020 |
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Looking for "motherload" of annotated spectrograms?Started by JoeVanGeaux , 16 Feb 2020 imaging, EAA, beginner, observing and 1 more...
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Pi Aqaurii H alpha profile time lapseStarted by Jack Martin , 04 Apr 2020 |
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80 cm >> or > over 70 cm ?Started by Lucullus , 31 Mar 2020 |
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SS Cygni, unusual outburst 2019-2020Started by DHEB , 22 Jan 2020 |
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Unintentional Two-Year Observation of Nova ASASSN-18fvStarted by BQ Octantis , 31 Mar 2020 dslr, astrophotography and 1 more...
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Carbon stars in Right Ascension orderStarted by flt158 , 25 Mar 2020 |
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Last 2 carbon stars in CancerStarted by flt158 , 20 Mar 2020 |
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Rewarding objects for spectroscopy AND astrophotographyStarted by mwr , 11 Jan 2020 astrophotography, beginner, dslr
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f6.3 vs f10...what a differenceStarted by descott12 , 26 Mar 2020 |
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BeSS monthly report February 2020Started by Arnold de Bruin , 23 Mar 2020 |
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SDR (software-defined radio) for a Radio TelescopeStarted by rutherfordt , 16 Mar 2020 |
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4th Carbon star in CancerStarted by flt158 , 16 Mar 2020 |
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UU Aur and V410 Per Carbon starsStarted by The Ardent , 13 Mar 2020 |
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AstroSpectroscopy: F/10, F/8, F/6 or F/4? Newtonian or SCT?Started by JoeVanGeaux , 11 Mar 2020 equipment, optics, reflector, SCT and 1 more...
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3rd carbon star in CancerStarted by flt158 , 11 Mar 2020 |
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* Second planetary nebula in Sharpless 308Started by Richard Giuliani , 03 Mar 2020 |
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Astronomers detect biggest explosion in the history of the UniverseStarted by SeymoreStars , 06 Mar 2020 |
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Betelgeuse is faint (for it)Started by smithrrlyr , 04 Jan 2019 |
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Potentially bright supernova in NGC4636Started by robin_astro , 12 Jan 2020 |
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CMOS photometry/astrometryStarted by Justin Fuller , 24 Feb 2020 |
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Trigonometrical parallax measurment is it possible?Started by Giorgos , 30 Jan 2020 |
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Distances of 9 carbon stars in Cassiopeia revealedStarted by flt158 , 11 Feb 2020 |
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T Tauri and NGC 1555Started by brownrb1 , 29 Dec 2019 |
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Spectro Start Party OHP 2020 Date?Started by brownrb1 , 11 Jan 2020 |
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The sky's reddest star: Hind's Crimson Star with SA-200Started by mwr , 08 Feb 2020 beginner, dslr, Maksutov
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SS Leporis - a symbiotic spectroscopic double star with SA-200Started by mwr , 09 Feb 2020 beginner, dslr, Maksutov
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8th observed carbon star in CassiopeiaStarted by flt158 , 16 Jan 2020 |
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Article on home-built system for 21cm emission detectionStarted by eps0mu0 , 15 Dec 2019 |
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Star Analyzer on iTelescope T17Started by DLCling , 02 Feb 2020 |
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Equipment for making useful spectographs of Lyman ForestStarted by JoeVanGeaux , 07 Feb 2020 equipment, imaging
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Sanity check old equipment repurposed for spectroscopyStarted by jollymonsa , 07 Feb 2020 |
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9th observed carbon star in Cassiopeia.Started by flt158 , 04 Feb 2020 |
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Science for advanced amateursStarted by Lucullus , 19 Jan 2020 |
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Crab Nebula Supernova RemnantStarted by Rustler46 , 27 Jan 2020 |
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Amateur Astronomer Discovers Apollo AsteroidStarted by John Rogers , 28 Jan 2020 |
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What are the limiting factors/quality of optics for astrospectroscopy?Started by JoeVanGeaux , 25 Jan 2020 equipment, observing, optics
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Spectroscopy with FSQ-106 ED/QHY16200Started by Bloated Star , 21 Jan 2020 |
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Supernova in M82 From 2014Started by Rustler46 , 24 Jan 2020 |
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Interesting and visually striking RW CepStarted by The Ardent , 22 Jan 2020 |
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Grab and Go SpectroscopyStarted by Organic Astrochemist , 22 Sep 2019 |
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Improving my spectra qualityStarted by descott12 , 13 Jan 2020 |
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Objective GratingsStarted by cardanoc , 14 Jan 2020 |
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Spectroscopy and photometry of Uranus + comparison with NeptuneStarted by CPellier , 13 Jan 2020 |
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CNers have asked about a donation box for Cloudy Nights over the years, so here you go. Donation is not required by any means, so please enjoy your stay.
Recent Topics
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Guide / Finderscope helical focuser questionbldeagle1 - Today, 03:33 PM
Beginning and Intermediate Imaging
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Increase in Color Noise Near Polaris (NGC 2403)starcollector - Today, 03:24 PM
Beginning and Intermediate Imaging
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