Sentences with phrase «large sunspot»
The phrase "large sunspot" refers to a dark and cooler area on the surface of the sun that appears bigger than usual. Full definition
This ultraviolet image of the sun shows large sunspot group AR 9169 as the bright area near the horizon.
space.com
And the time lapse between the appearance of large sunspots and aurora borealis at relatively low latitudes is about five days.
[Related: Largest Sunspot in 24 Years Wows Scientists, But Also Mystifies]
Our new measurements confirm that there are large sunspots at the poles.
Not a cloud crossed the powder blue sky, allowing a spectacular view of a surprisingly large sunspot group followed by several ruby red prominences during totality.
Large sunspot group AR 9169 moved across the sun during September 2000.
A couple of months ago, the sun sported the largest sunspot we've seen in the last 24 years.
A team led by graduate student Junwei Zhao and physicist Alexander Kosovichev of Stanford University in Palo Alto, California, applied this technique to MDI measurements of a large sunspot.
«What we can observe on the star is that it has a large sunspot at its north pole.
«At the same time in Song Shi, a large sunspot was recorded on the 21st.»
He offered, by way of compensation, a photograph from April 6, 1947, of the largest sunspot group ever observed from Mount Wilson.
In October, the area known as active region 12192 (the bright patch on the left side of the main image) spawned the largest sunspot group in 24 years.
The CME was launched from the largest sunspot group observed in the last 24 years and several additional solar flares were detected that would have impacted on Mars around this time.
The Swedish 1 - m Solar Telescope on La Palma recorded this part of the largest sunspot in Active Region 10030, on July 15, 2002.
This large sunspot is accompanied by a good many smaller sunspots as well.
Probably the largest sunspot that we have observed in several years has rotated to the center of the Sun (Nov. 6 - 8, 2011) as viewed by SDO where effects from solar storms could possibly be felt here at Earth.
The largest sunspots can be tens of thousands of kilometers across.
At one point, sunlight dimmed 0.3 percent for about four days, due mostly to three large sunspot groups.
The drop in sunlight was similar to what happens when a large sunspot crosses the solar surface.