Skip to main content

Table 1 Summary of instruments and observation sites for the NLC event on June 21, 2015

From: First imaging and identification of a noctilucent cloud from multiple sites in Hokkaido (43.2–44.4°N), Japan

Site name (abbreviation)

Location

Instruments (camera system)

Period of NLC detection HH:MM:SS in local standard time (LST = UT + 9 h) [shooting interval (min)]

Weather condition and remarks

Nayoro (NYR)

44.37°N, 142.48°E

Nikon D90 +F#2.8/f = 15 mm

02:23:07–02:38:07LST (5 min)

Clear. Most of the structure is hidden by a mountain

Moshiri (MSR)

44.37°N, 142.27°E

Nikon D90 +F#2.8/f = 10 mm

02:09:55–02:17:55LST (3 min)

Partly cloudy and foggy. Most of the structure is hidden by a mountain

Monbetsu (MON)

44.34°N, 143.32°E

Nikon D300S +F#4/f = 12 mm

02:00:13–02:45:13LST (15 min)

Clear

Rikubetsu (RIK)

43.53°N, 143.61°E

Nikon D700 +F#2.8/f = 20 mm

01:54:54–02:34:54LST (5 min)

Clear. Some images are saturated due to bright twilight sky

Otaru (OTR)

43.17°N, 140.97°E

Canon EOS 7D +F#8/f = 35 mm

02:14:**−02:40:**LST (Manual)

Clear. Data provided by Mr. Masamichi Shisa (photographer)