active prominence

active prominence

See prominences.

active prominence

[′ak·tiv ′präm·ə·nəns]
(astronomy)
A classification of prominences of the sun; such a prominence is rapidly moving, and is the most frequent type.
References in periodicals archive ?
On Jul 8 an active prominence was observed at 08:22 UT and ejecta from this prominence was seen at 09:36.
An active prominence was recorded on the SW limb on April 17 stretching across the limb for about 307,000km and reaching a height of 84,000km.
Also on Dec 18 an active prominence was observed on the N limb comprising a central column with two appendages like outstretched arms at the top.
A very active prominence on the SE limb on Oct 19 reach a height of approximately 112,000km.
A bright active prominence graced the SW limb on June 20.
One active prominence was on the NE limb just ahead of AR1476 as it approached the limb.
At 12:30 UT on Mar 23 a short lived, small bright active prominence was seen on the SE limb (the following day AR1445 rotated onto the limb at this location).
At 12:30 UT on Sep 14 three active prominence hearths were visible.
The first half of the month did not produce any significant prominence outburst with the exception of a large detached prominence seen on Mar 6 and a small but extremely bright active prominence on the SW limb on Mar 8.
A large active prominence was observed on Oct 27 on the SW limb reaching a height of approximately 186,000km.
On June 11 a loop type active prominence reached an approximate height of 84,000km on the NW limb increasing its height to 112,000km the next day.
On Mar 3 an active prominence stretched across the NE limb for 214,000km.