MK3

Mark 3 K-Coronameter

MLSO

Mauna Loa Solar Observatory

MMA

Millimeter array

MSFC

Marshall Space Flight Center

MSO

Mees Solar Observatory

MWO

Mt. Wilson Observatory

NAOJ

National Astronomical Observatory of Japan

NASA

National Aeronautics and Space Administration

NOAA

National Oceanic and Atmospheric Administration

NOAO

National Optical Astronomy Observatories

NSF

National Science Foundation

NSO

National Solar Observatory

OAR

Rome Astronomical Observatory

ONR

Office of Naval Research

OTT

Open Tower Telescope

OVRO

Owens Valley Radio Observatory

PSPT

Precision Solar Photometric Telescope

RISE

Radiative Input from Sun to Earth

SAGE

Russian-American Gallium Experiment

SEC

Space Environment Center

SMI

Solar Magnetism Initiative

SNO

Sudbury Neutrino Observatory

SOAR

Southern Observatory for Astrophysical Research

SOHO

Solar and Heliospheric Observatory

SOI

Solar Oscillations Investigation

SOLIS

Synoptic Optical Long-term Investigation of the Sun

SOON

Solar Optical Observing Network

SP

Sacramento Peak (Sac Peak)

SPD

Solar Physics Division (American Astronomical Society)

SSDS

Space Science Data System

STEREO

Solar Terrestrial Relations Observatory

SunRISE

Sun's Radiative Input from Sun to Earth

SVST

Swedish Vacuum Solar Tower

THEMIS

Télescope Héliographique pour l'Etude du Magnétisme et des Instabilités Solaires (Heliographic Telescope for the Study of Solar Magnetism and Atmospheric Instabilities)

TRACE

Transition Region and Coronal Explorer

UCLA

University of California at Los Angeles

UV

Ultraviolet

VIRGO

Variability of Solar IRadiance and Gravity Oscillations

VLA

Very Large Array

VT

Vacuum Telescope

VTT

Vacuum Tower Telescope

WSO

Wilcox Solar Observatory