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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Links to Variable Star sources.Started by Rich (RLTYS) , 11 Feb 2006 |
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Radio Astronomy ResourcesStarted by SaberScorpX , 30 Jun 2006 |
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AL Radio Astronomy ProgramStarted by Rich (RLTYS) , 15 Dec 2014 |
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Changes in the TOS, please read.Started by Rich (RLTYS) , 24 Apr 2014 |
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Stacking and Data Capture: SpectroscopyStarted by Xshovelfighter , 14 Apr 2019 |
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HeH+ the first molecule found in CygnusStarted by B l a k S t a r , Today, 08:55 AM |
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M42 Spectra SBIG DSS-7Started by JohnW* , 16 Apr 2019 |
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SU UMa in outburstStarted by DHEB , 31 Mar 2019 |
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The sky in various radio frequency bandsStarted by Lucullus , 17 Apr 2019 |
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26 observed carbon stars in AndromedaStarted by flt158 , 23 Feb 2019 |
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BeSS monthly report march 2019Started by Arnold de Bruin , 16 Apr 2019 |
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A probable new nova in Puppis (delta -33°)Started by Aquarellia , 27 Mar 2019 |
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Spectrum of M87 nucleusStarted by robin_astro , 12 Apr 2019 |
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Black hole in M87- NASA image of disk and shadowStarted by gregj888 , 10 Apr 2019 |
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Differences between an Alpy 600 and LHIRES III with different gratingStarted by overnight , 08 Apr 2019 |
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Identifying spectral classesStarted by descott12 , 05 Apr 2019 |
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U Scorpii, observations required before its next predicted outburstStarted by DHEB , 04 Apr 2019 |
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A transient in Messier 51?Started by Jan Hattenbach , 03 Apr 2019 |
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Betelgeuse is faint (for it)Started by smithrrlyr , 04 Jan 2019 |
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RSpec angstroms per pixel changed?Started by descott12 , 31 Mar 2019 |
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Suspected outburst of a binary black-holeStarted by Aquarellia , 22 Mar 2018 |
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Adventures with an ALPY and a 10 μm slitStarted by Organic Astrochemist , 13 Jan 2019 |
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Phecda spectrumStarted by descott12 , 28 Mar 2019 |
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U Gem rising toward maximum.Started by Rich (RLTYS) , 19 Mar 2019 |
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ALPY questionsStarted by KShank , 23 Mar 2019 |
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Catch an outburst of a Be starStarted by Olivier Thizy , 24 Mar 2019 |
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BeSS monthly report february 2019Started by Arnold de Bruin , 18 Mar 2019 |
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Another new transient in AurigaStarted by Aquarellia , 15 Mar 2019 |
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New transient in Monoceros (mag 10.4)Started by Aquarellia , 23 Feb 2019 |
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Beginners DSLR AstroImageJ astrophotometry question...Started by PhilEdmonds , 09 Nov 2018 |
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Rspec newbie - spectrum questionsStarted by descott12 , 13 Mar 2019 |
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Why does this wierd magnetic dust jet exist?Started by Nightfall S Africa , 05 Mar 2019 |
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Spectral CalibrationStarted by brownrb1 , 25 Feb 2019 |
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SS Cygni AwakensStarted by Bakes , 05 Sep 2014 |
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Alpy 600 and Demetra SoftwareStarted by brownrb1 , 28 Feb 2019 |
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Software For Alpy 600 & Guiding Module?Started by brownrb1 , 06 Feb 2019 |
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Amateur radar astronomy?Started by Elanor , 03 Dec 2018 |
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Spectroscopy WorkshopStarted by kohudson , 15 Oct 2018 |
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Welcome our newest moderator, ChrisMoses.Started by star drop , 21 Jan 2019 |
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Skywave Linux: SWL for your laptopStarted by catalogman , 17 Jan 2019 |
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BeSS monthly report december 2018Started by Arnold de Bruin , 07 Jan 2019 |
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Spectroscopy of individual parts of galaxiesStarted by Lucullus , 02 Jan 2019 |
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Spectrum of comet 46P (Wirtanen)Started by robin_astro , 13 Dec 2018 |
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Calculating Ephemerides (Basic trigonometry hangup...)Started by MattC867 , 20 Dec 2018 |
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A question regarding using FWHM as a measurement of seeingStarted by hallzhuu , 13 Dec 2018 |
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Astronomy Friendly Lodging In Tucson After Spectroscopy ConferenceStarted by brownrb1 , 08 Dec 2018 |
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SpectroscopyStarted by hrhett , 03 Dec 2018 |
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C* 95 AndromedaeStarted by flt158 , 03 Dec 2018 |
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Counting starsStarted by Ns58 , 06 Nov 2018 |
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at2108jas A nova in M31Started by robin_astro , 01 Dec 2018 |
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Recent Topics
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Solar Observing and Imaging
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Binoculars
