A substantial fila-prom graced the NE limb on Sep 10 accompanied by substantial prominence
hearths on the SE limb, one being an arch that was also seen on Sep 12 & 13.
Some scientists suspect that if prominences
get too twisted, they become unstable and erupt.
On April 10 a column type prominence
reached an approximate height of 140,000km on the SE limb and on April 11 a hedgerow prominence
stretched across the SW limb for about 251,000km.
None of the people I've talked to can remember seeing a prominence
that has erupted more than about half a solar radius do this before," says Solar Max project scientist Joseph B.
Several limb prominences
were seen on the E limb on Mar 25 including two eruptive jets.
On Dec 2 a tall bright ragged arch prominence
was seen on the E limb and a distinctive filaprom was on the SE limb.
Two triangular shaped prominences
were on the SE limb on Oct 30, with an Eiffel Tower shaped prominence
on the SW limb.
Although this group was not particularly notable in white light, a significant feature in H-alpha accompanied its transit of the solar disk (see prominence
Two fan type prominences
were seen on the NW limb with an 'L' shaped spike between.
A bush type prominence
was seen on the E limb on Apr 5 with a small filament extending from it over the limb and onto the disk.
Impressive large multiple arch prominences
were also reported on the NE limb estimated at 84,000km in height, on Mar 27 & 28.
Two arch prominences
and pillars were on the NW limb on Dec 22.