Best display of NLC’s in this summer so far

Noctilucent cloudsObserved NLC forms: BandsWavesVeilWhirls Date: 20./21.7.2021Time: 20:45-00:30 UTObserving place: Ulvila, FinlandTechnical information about photographing equipment: Canon EOS 1100D, Samyang 8 mm fish eye -lensObserving conditions: Clear sky, good conditions Best display of noctilucent clouds so far this summer was observed last night in the sky of Ulvila. Noctilucent clouds covered practically 100% of the …

Black and white Noctilucent clouds 18./19.7.2018

Noctilucent clouds Observed NLC forms: Bands Waves Veil Whirls Brightness of the NLCs: 3 (NLC clearly visible, standing out sharply against the twilight sky) Elevation: ~30° Date: 18./19.7.2018 Time: 21:20-22:40 UT Observing place: Ulvila, Finland Observing method: Photography, visual Technical information about photographing equipment: Canon FTb + 28 mm lens, Ilford HP5+ 400 black and …

Observing 15./16.8.2015

Date: 15./16.8.2015 Time: 23:30-03:30 Observing site: Stormälö, Parainen, Finland Instrument: N250/1200 mm (10” refractor) NELM: 6.0 SQM: 20.8 Darkness of the background sky: 2 Seeing: 2 Transparency: - Weather: Clear sky, warm, calm, noctilucent clouds and northern lights at low altitude in northern sky Objects observed: NGC 6751, NGC 6755, NGC 6910 Summer 2015 has …

Noctilucent clouds meets Northern lights 15./16.8.2015

Observed phenomena: Noctilucent clouds, northern lights Noctilucent clouds Observed NLC forms: I (Veil) IIa (Bands with diffuse, blurred edges) IIIa (Short, straight and narrow streaks) IVa (Whirls with small angular radius (0.1 – 0.5 degrees)) Brightness of the NLCs: 4 (NLC very bright and attracting the attention of casual observers) Elevation: ~2° Date: 15./16.8.2015 Time: …

Noctilucent clouds 23./24.7.2015

Observed phenomena: Noctilucent clouds Observed NLC forms: I (Veil) IIa (Bands with diffuse, blurred edges) IIIa (Short, straight and narrow streaks) IIIb (Wave-like structure with undulations) IVb ( Simple curve(s) with angular radius of 3 – 5 degrees) IVc (Large-scale whirls) 0 (A form which does not fit into types I – IV) V (A …

New season of noctilucent clouds has started!

Observed phenomena: Noctilucent clouds Observed NLC forms: I (Veil) IIa (Bands with diffuse, blurred edges) IIIa (Short, straight and narrow streaks) IVc (Large-scale whirls) Brightness of the NLCs: 3 (NLC clearly visible, standing out sharply against the twilight sky.) Elevation: 150° Date: 01./02.7.2015 Time: 21:45-22:15 UT Observing place: Ulvila, Finland Observing method: Photography Technical information …

Great display of noctilucent clouds over Finland

I observed a bright display of noctilucent clouds over sky of Turku, SW Finland in the night between 23./24. of July 2014. I spotted the clouds already at 20:30 UT when sky was still considerably light. I walked to my observing site, and I was greeted with a magnificent all sky display of noctilucent clouds! …

Bright noctilucent clouds 11./12.7.2014

Observed phenomena: Noctilucent clouds Observed NLC forms: I (Veil) IIa (Bands with diffuse, blurred edges) IIb (Bands with sharply defined edges) IIIa (Short, straight and narrow streaks) IIIb (Wave-like structure with undulations) IVa (Whirls with small angular radius (0.1 – 0.5 degrees)) IVb (Simple curve(s) with angular radius of 3 – 5 degrees) IVc (Large-scale …

Bright noctilucent clouds in the sky of Turku 19./20.7.2013

Observed phenomena: Noctilucent cloudsObserved NLC forms: I (Veil)IIb (Bands with sharply defined edges)IIIa (Waves, short, straight and narrow streaks)IVb: Simple curve(s) with angular radius of 3 – 5 degrees Brightness of the NLCs: 4 (very bright and attracting the attention of casual observers) Date: 19./20.7.2013Time: 00:50-02:15Observing place: Turku, FinlandObserving method: PhotographyTechnical information about photographing equipment: …

Bright display of noctilucent clouds 8./9.7.2013

Observed phenomena: Noctilucent cloudsObserved NLC forms: I (Veil) IIa (Bands with diffuse, blurred edges) IIb (Bands with sharply defined edges) IIIa (Waves, short, straight and narrow streaks) IIIb (Wave-like structure with undulations) IVa: Whirls with small angular radius (0.1 - 0.5 degrees) IVb: Simple curve(s) with angular radius of 3 - 5 degrees O (Unusual …