Solar radio data

This service gives a list of data centers (observatories) providing solar radio observations useful to the solar physics community.

Last update: 2 December 2019

Imaging observations:
SunDish project (solar observations with INAF radio telescopes) Cagliari and Bologna, Italy 18-26 GHz 2D spectro-polarimetric imaging with resolution about 1 arcmin. Weekly observations (on average) since 2018
Siberian Solar Radio Telescope (SSRT) Irkutsk, Russia 5.7 GHz 2D radio maps avaliable from 10 October 1997 till now.
Metsähovi Radio Observatory (MRO) Kylmälä, Finland 37 GHz Data available from 1978 till now, normally one solar map per day, at summer months special sessions up 14 hours per day. It will take about 150 seconds to make a one radio map.
Nobeyama Radioheliograph (NoRH) Nobeyama, Japan 17, 34 GHz 17GHz (Right and left circular polarization), 34GHz (only intensity); Spatial resolution: 10 arcsec (17GHz), 5 arcsec (34GHz); Temporal resolution: 0.1 sec (Event), 1 sec (Steady); http://solar.nro.nao.ac.jp/norh/html/introduction.html
Owens Valley Solar Array (OVSA) Owens Valley, USA 1.2-18 GHz 39 frequencies between 1.2 and 18 GHz;
RATAN-600, SAO, Russia Nizhnij Arkhyz, Russia 0.7-18.2 GHz  Images 1-D scans at 112 frequency channels,Each day observations are between 7:00 UT to 11:00 UT. Time cadence is about 5 observations per day. Maximum is to 60 observations per day. I&V Stokes parameters at all channels with 1% frequency resolution. 
Nancay Radio Heliograph (NRH) Nancay, France 0.15-0.45 GHz 47 antennas interferometer, up to 10 frequencies
Gauribidanur RAdioheliograPH (GRAPH) Gauribidanur, India 0.08 GHz 0.25 second cadence. Images during local meridian transit of the Sun available online since 2014. Daily observations are usually during the interval 04:00 – 09:00 UT
Whole-Sun dynamic spectra:
URAN-2 Poltava, Ukraine 8-33 MHz Dual polarization, time resolution  1-100 ms, frequency resolution 4 kHz, solar observations since 2010; The dynamic range of DSPz is 90dB
Metsähovi Radio Observatory (MRO) – Callisto Kylmälä, Finland 50-850 MHz (200 channels) with two polarizations (V/H). 0.25 second cadence. Data available from October 2010 til now. Data is recorded daily from sunrise to sunset.
Trieste HF CALLISTO System Basovizza (Trieste), Italy 45-81 MHz 200 channels, 0.25 s cadence. Data available from Januar 2014 till now, normally between 06:00 UTC and 16:00 UTC; data files updated every 15 minutes
Glasgow Glasgow, UK 45-80 MHz Callisto: Observations since October 10, 2012, 0.25 second cadence, normally between 05:00 UT and 18:00 UT
Humain Humain, Belgium 45 – 447 MHz Callisto: 200 frequency channels, 0.25 s cadence. Data available from Summer 2008. Timerange:7h30 – 16h00UT

ARCAS: 45 – 450 MHz, ~4200 frequency channels, 98 kHz resolution, ~84 ms time resolution. Data available since November 2016, between 7:30 and ~16:00 UT
Observatory Solar RadioAstronomy (OSRA) at Tremsdorf Tremsdorf, Germany 40-800 MHz operated 1954 – 2007
Siberian Solar Radio Telescope(SSRT)  Irkutsk, Russia 4000 – 8000 MHz 26 frequency channels, RCP&LCP spectral data are available from 1 August 2010 till now (In summer 23.00 — 10.00 UT, in winter 02.00 — 08.00 UT). 1 second cadence data are available on the website, 10 milliseconds are available upon request (http://badary.iszf.irk.ru/spectrometer_4_8_query_date.php)
Gauribidanur LOwfrequency Solar Spectrograph (GLOSS) Gauribidanur, India 35-85 MHz (Recently upgraded to 35-435 MHz) 0.25 second cadence. Type II burst spectra and daily spectra available online since 2009 onwards.
HSRS Humain, Belgium 275 – 1495 MHz  ~12500 frequency channels, Cadence ~0.25 s. Data available from August 2015, between ~07:30 and 16:00 UT.
Hiraiso Radio Spectrograph (HiRAS) Hiraiso, Japan 25-2500MHz Data since 1996, see details here http://sunbase.nict.go.jp/solar/denpa/hiras/doc.html
Learmonth Solar Radio Spectrograph Learmonth, Australia 25-180 MHz sweeps through a frequency range of 25-180 MHz every three seconds
Trieste VHF CALLISTO System Basovizza (Trieste), Italy 220-420 MHz  200 channels, 0.25 s cadence. Data available from June 2012 till now, normally between 06.00 and 16.00 UTC; data files updated every 15 minutes
ARTEMIS–Jean Louis Steinberg Radiospectrograph (ARTEMIS-IV) Thermopylae, Greece 20-650 MHz 0.1  second cadence, 630 Channels
IZMIRAN Solar Radio Observations Troitsk, Russia 20-260 MHz digital spectrograph; time resolution 0.02 s
Ondrejov Solar Radio Telescopes Ondrejov, Czech Republic 2000-4500 MHz Spectrograph and single frequency observations 
Green Bank Solar Radio Burst Spectrometer Green Bank, USA 18-70 MHz no data since July 2012 
Culgoora Solar Radio Spectrograph Narrabri, Australia 18-1800 MHz weeps through a frequency range of 18 – 1800 MHz every three seconds
ETH Zurich 5m dish Bleien Bleien, Switzerland 1590-1650 MHz Time Resolution 0.25s, bandwidth 300 KHz
ETH Zurich 5m dish STS Zurich, Switzerland 1415 – 1432 MHz Look for files ZSTS* in: http://soleil.i4ds.ch/solarradio/callistoQuicklooks/
e-Callisto network around the world 10-800 MHz Various cadences, usually about 0.1 s
ETH Zurich LWA Bleien Bleien, Switzerland 10-80 MHz  dual circular polarization, timeresolution 0,25s, bandwidth 300 KHz, http://soleil.i4ds.ch/solarradio/callistoQuicklooks/
File start with BLENSW* (SW for short wave)
Nancay Decametric Array Nancay, France 10-100 MHz 144 helicoidal/conical antennas spread on a 7000 m² area.
Phoenix-3 Bleien, Switzerland 100-5000 MHz 0..1 s, 5000 channels dynamic spectrum
Radio flux or lightcurves at fixed frequencies:
Ventspils International Radio Astronomy Center (VIRAC) RT-32 Irbene, Latvia 6.3-9.3 GHz single dish test observations,  16 frequency bands, RCP and LCP
RT-2 and RT-3 Kislovodsk Mountain Astronomical Station of the Pulkovo Observatory Kislovodsk, Russia 6.15, 9.35 GHz New data available from April 2002 till now, normally between 05:00 UT and 13:00 UT. Realtime data updated every 15 minutes. Older data is available from July 1957 to August 1992.
Siberian Solar Radio Telescope Irkutsk, Russia 4.5, 5.2, 6.0, 6.8, 7.5 GHz Correlation curves
Siberian Radioheliograph (SRH) Irkutsk, Russia 4.5, 5.2, 6.0, 6.8, 7.5 GHz SRH correlation plots (Stokes I, V) avaliable from July 2016 till now.
Solar Submillimeter-wave Telescope (SST) El Leoncito, Argentina 212, 405 GHz a cluster of 6 beams, 4 at 212 GHz with approximate HPBW of 4′, and 2 at 405 GHz with approximate HPBW of 2′ 
Siberian Solar Radio Telescope(SSRT) – Spectropolarimeter 2 – 24 GHz Irkutsk, Russia 2.34, 2.57, 2.85, 3.20, 3.63, 4.16, 4.82, 5.62, 6.60, 7.82, 8.75, 10.10, 13.20, 15.70, 19.90, 22.93 GHz Daliy data with two circular polarizations (RCP&LCP) available from March 7,  2011 till now. 
Metsähovi Radio Observatory (MRO) – Sunant Kylmälä, Finland 11.2 GHz Sampling rate 1 kHz. Data available from 2001 till now. Data is recorded form sunrise to sunset.
Nobeyama Radio Polarimeters Nobeyama, Japan 1, 2, 3.75, 9.4, 17, 35, 80 GHz Full Sun, time resolution 0.1sec
General data archives: