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Recent News

April 7, 2015

Scott McIntosh details the Sun's seasonal weather patterns and demonstrates how understanding the formation, interaction and instability of the Sun's activity bands will considerably improve forecast capability in space weather and solar activity over a range of timescales.

Collage image for space weather
April 3, 2015

Just as a hurricane drives rain, wind, and floods, the space weather arising from a solar eruption can come in different forms. First comes the light from a solar flare, disrupting high-frequency radio communications at the Earth more or less immediately (eight minutes after leaving the Sun).

March 5, 2015

Announcing HAO’s 75th Anniversary celebration; a three day event scheduled for September 1-3, 2015. The theme will be “HAO: Past, Present and Future”.

Latest Research Highlights

Kalman filtering image
Wednesday, February 11, 2015

Approximating a model’s “true” state by applying Kalman filtering to solar cycles, a technique first developed in the 1950s and 1960s to help Apollo 11 settle safely on the Moon.

Stackplot of solar-terrestrial data image
Wednesday, February 11, 2015

Recent work on historical recurrent geomagnetic activity and the peculiarity of the recent solar-cycle minimum, was chosen by the editors of AGU journals for special highlight.

Friday, September 5, 2014

New observational work provides more information about the evolution of the Sun's interior and origins of its enigmatic 11(-ish) solar cycle. The research potentially opens the door to improved forecasting of decadal-scale solar variability.

MLSO Latest Images

H-alpha Disk and Limb

Currently, H-alpha images are obtained by the GONG network, operated by the National Solar Observatory .

GET GONG DATA

CoMP Coronal Intensity

The COronal Multi-channel Polarimeter (CoMP) observes the Fe-XIII emission line at 1074.7 nm to measure the coronal magnetic field and obtain plasma density and motion in the low corona from ~1.03 to 1.5 solar radii.

GET CoMP DATA

K-Cor White Light Corona

Preliminary K-Cor Data is now available!

GET K-COR DATA

PSPT Blue

PSPT produces seeing-limited full-disk images in the blue continuum, red continuum, CaII K, CaII K Narrow Band Wing (NBW), and CaII K Narrow Band Core (NBC), with 0.1% pixel-to-pixel relative photometric precision.

GET PSPT DATA

PSPT Red

PSPT produces seeing-limited full-disk images in the blue continuum, red continuum, CaII K, CaII K Narrow Band Wing (NBW), and CaII K Narrow Band Core (NBC), with 0.1% pixel-to-pixel relative photometric precision.

GET PSPT DATA

PSPT Ca-K

PSPT produces seeing-limited full-disk images in the blue continuum, red continuum, CaII K, CaII K Narrow Band Wing (NBW), and CaII K Narrow Band Core (NBC), with 0.1% pixel-to-pixel relative photometric precision.

GET PSPT DATA

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