Atmospheric Optics

110 of 22 items

Sun dog

by WebMistress

A shinning example of a Sundog captured by member Martin Crow when out and about on the 20th Nov 2022. A Sundog (or sun dog) is an optical atmospheric phenomenon that causes a bright, rainbow-colored patch of light to occur on either side of the sun or both sides at an angle of 22 degrees.  […]

Sun Pillar by John Archer

by WebMistress

CMHASD Chairman John Archer captured a beautiful sunrise on the morning of the 12th October 2022 along with an atmospheric phenomenon called a ‘sun pillar’ albeit a small one.  ‘A sun pillar is a vertical streak of light that appears above or below a low Sun that is shining through ice-crystal clouds, such as Cirrus, […]

NLC – 12th July 2022

by WebMistress

Another sighting of Noctilucent Cloud or night shining cloud by member Sonia on the 12th July 2022.  Photos taken using an iPhone. Looking North East. NLC at 3.27am NLC at 3.32am

Sun Halo with a difference!

by WebMistress

Member Stephen Cohen spotted something quite rare in the sky at midday on the 11th July 2022 over Cumbria – A  22° Solar Halo with an added Circumscribed Halo around that. Unusual to see in the UK so well spotted Stephen!

Spectacular Early Morning NLC – 6th July 2022

by WebMistress

Well what a sight! Four planets, the ISS and Noctilucent Cloud that just kept giving……. At 2.32am an alert went out to members via WhatsApp from member Sonia who had spotted the NLC developing in the North East. Several members picked up the alert and so too got to witness & photograph a fantastic NLC […]

Faint NLC – 8th July 2022

by WebMistress

Well they just keep coming – more NLC albeit very faint spotted at 3am on the 8th July 2022 by member Honor Wheeler who sent the alert out to members.  As the NLC were faint to the naked eye members were willing them to get bigger and brighter but alas just a small patch is […]

Noctilucent Cloud (NLC) – 5th July 2022

by WebMistress

On the 5th July 2022 Noctilucent Cloud were spotted again.  They lasted from 2.25am until 3.40am and were in the NE to NNE direction.   Diane Clarke said ‘Fellow member Sonia sent an alert at 02.25 to say that NLC were visible, so having pre-packed my camera & lens, I was off to take some […]

1st sightings of NLC by member’s Jim Burchell & Diane Clarke

by WebMistress

Whilst up early to photograph Venus and the crescent Moon on the 26th June 2022 at Dartford top road, member Jim Burchell also saw some Noctilucent Cloud too around 3am!  The 1st Noctilucent Cloud (NLC) sighting for CMHASD NLC season 2022.  Jim sent out an alert via Whatsapp to members which Diane Clarke picked up […]