Topic Forum
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R Aqr observing campaign
by weo on Tue, 01/19/2016 - 20:26
Long Period Variables (LPVs)
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R Cas
by HTY on Tue, 12/09/2014 - 18:46
Long Period Variables (LPVs)
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R CrB
by roe on Sat, 05/18/2013 - 13:45
Campaigns & Observation Reports
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R CrB fading again?
by roe on Fri, 12/13/2013 - 14:41
R Coronae Borealis (RCB) Stars
Hot topic
R CrB images from the new BSM_NM system
by spp on Sun, 03/29/2020 - 05:09
AAVSOnet
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R CrB started to decline
by MatthiasK on Wed, 05/31/2023 - 18:26
Spectroscopy
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R For is faint
by Andrew Pearce on Sun, 11/15/2020 - 09:20
Long Period Variables (LPVs)
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R RobPer library (light curves)?
by davidjayjackson on Thu, 04/30/2020 - 01:11
Software Development
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R Sct
by KRS on Sun, 11/16/2014 - 19:14
Visual Observing
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R Sct past very deep minimum
by Robin Leadbeater on Sat, 07/27/2013 - 10:05
Spectroscopy
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R Sct photometry question
by Ed Wiley_WEY on Mon, 04/15/2019 - 20:01
AAVSOnet
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R Scuti - minimum
by astrodamian on Fri, 08/16/2019 - 15:52
Visual Observing
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R-Spec Software review
by PKV on Fri, 10/05/2012 - 00:55
Spectroscopy
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RA and Dec
by YPFA on Sat, 06/10/2023 - 03:25
General AAVSO Discussion
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RA/DE to ALT/AZ conversion code
by stratis on Sun, 11/11/2018 - 15:33
Software Development
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Radial velocity measurements?
by jcurbo on Fri, 05/03/2019 - 16:59
Exoplanets
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Radial velocity of the HeI 6678 line of zeta Tau
by Ernst Pollmann on Tue, 03/01/2016 - 16:19
Spectroscopy
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Radio Astronomy Forum?
by pablotwa on Thu, 10/01/2020 - 20:57
General AAVSO Discussion
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radiometric calibration of SA200 spectrum of s5-0716+71
by Robin Leadbeater on Wed, 01/28/2015 - 18:39
Spectroscopy
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RAFGL 5000
by asad1350 on Sat, 07/07/2018 - 15:24
Time Sensitive Alerts