Magnetospheric Substorm over North Asia
Date: 23 February 2000
Depicts: Ultraviloet Imager sequence
This sequence of images captured by the Ultraviolet Imager on NASA's Earth-orbiting POLAR satellite shows a magneto-spheric substorm over northern Asia on 24 February 2000.
Maximum activity, denoted by dynamic yellow blobs in the aurora oval, occurs around 1400 UT.
Last Update: 1 September 2019