Ground-based instruments of the PWING project to investigate dynamics of the inner magnetosphere at subauroral latitudes as a part of the ERG-ground coordinated observation network

Kazuo Shiokawa; Yasuo Katoh; Yoshiyuki Hamaguchi; Yuka Yamamoto; Takumi Adachi; Mitsunori Ozaki; Shin-Ichiro Oyama; Masahito Nosé; Tsutomu Nagatsuma; Yoshimasa Tanaka; Yuichi Otsuka; Yoshizumi Miyoshi; Ryuho Kataoka; Yuki Takagi; Yuhei Takeshita; Atsuki Shinbori; Satoshi Kurita; Tomoaki Hori; Nozomu Nishitani; Iku Shinohara; Fuminori Tsuchiya; Yuki Obana; Shin Suzuki; Naoko Takahashi; Kanako Seki; Akira Kadokura; Keisuke Hosokawa; Yasunobu Ogawa; Martin Connors; J. Michael Ruohoniemi; Mark Engebretson; Esa Turunen; Thomas Ulich; Jyrki Manninen; Tero Raita; Antti Kero; Arto Oksanen; Marko Back; Kirsti Kauristie; Jyrki Mattanen; Dmitry Baishev; Vladimir Kurkin; Alexey Oinats; Alexander Pashinin; Roman Vasilyev; Ravil Rakhmatulin; William Bristow; Marty Karjala

doi:10.1186/s40623-017-0745-9

Earth, Planets and Space

Table 2 Filter characteristics, typical sensitivities, and exposure times of the all-sky imagers

From: Ground-based instruments of the PWING project to investigate dynamics of the inner magnetosphere at subauroral latitudes as a part of the ERG-ground coordinated observation network

Filter number	Species	Observation wavelength (nm)	Filter bandwidth (nm)	Typical sensitivity (count/r/s)	Exposure time (s)	Binning
Camera #7 (C7, Athabasca, calibration date: November 18, 2014, 512 × 512)
1	OI	557.7	1.760	0.2000	5	2 × 2
2	OI	630.0	1.650	0.3190	30	2 × 2
3	OH	720–910	190.000	–	1	2 × 2
4	Hb	486.1	1.320	0.1930	40	2 × 2
5	bg	572.5	1.630	0.2140	15	2 × 2
6	OI	844.6	1.200	0.1480	25	2 × 2
7	Na	589.3	1.500	0.5430	15	2 × 2
Camera #14 (CE, Zhigansk, calibration date: May 18, 2015, 512 × 512)
1	OI	557.7	1.636	0.2497	30	2 × 2
2	OI	630.0	1.645	0.3970	40	2 × 2
3	OH	>720	–	–	1	2 × 2
4	OI	865.0	9.837	0.1853	40	2 × 2
5	bg	572.5	1.515	0.2935	30	2 × 2
Camera #16 (CG, Kapuskasing, calibration date: December 26, 2016, 1024 × 1024)
1	OI	557.7	1.783	0.5185	15	2 × 2
2	OI	630.0	1.644	0.5343	30	2 × 2
3	OH	>720	–	–	1	2 × 2
4	Hb	486.1	1.346	0.3558	30	2 × 2
5	bg	572.5	1.498	0.4542	30	2 × 2
Camera #17 (CH, Nain, calibration date: December 26, 2016, 1024 × 1024)
1	OI	557.7	1.757	0.4923	15	2 × 2
2	OI	630.0	1.677	0.5123	30	2 × 2
3	OH	>720	–	–	1	2 × 2
4	Hb	486.1	1.373	0.3455	30	2 × 2
5	bg	572.5	1.495	0.4567	30	2 × 2
Camera #18 (CI, Nyrola, calibration date: December 26, 2016, 1024 × 1024)
1	OI	557.7	1.742	0.5715	15	2 × 2
2	OI	630.0	1.632	0.6019	30	2 × 2
3	OH	>720	–	–	1	2 × 2
4	Hb	486.1	1.375	0.4115	30	2 × 2
5	bg	572.5	1.509	0.5472	30	2 × 2
Camera #19 (CJ, Gakona, calibration date: December 26, 2016, 1024 × 1024)
1	OI	557.7	1.781	0.4966	15	2 × 2
2	OI	630.0	1.685	0.5504	30	2 × 2
3	OH	>720	–	–	1	2 × 2
4	Hb	486.1	1.364	0.3621	30	2 × 2
5	bg	572.5	1.492	0.4586	30	2 × 2
Camera #20 (CK, Istok, calibration date: December 26, 2016, 1024 × 1024)
1	OI	557.7	1.717	0.5190	15	2 × 2
2	OI	630.0	1.627	0.6032	30	2 × 2
3	OH	>720	–	–	1	2 × 2
4	Hb	486.1	1.344	0.4036	30	2 × 2
5	bg	572.5	1.508	0.5242	30	2 × 2
Camera #21 (CL, Husafell, calibration date: December 26, 2016, 1024 × 1024)
1	OI	557.7	1.769	0.4860	15	2 × 2
2	OI	630.0	1.614	0.5493	30	2 × 2
3	OH	>720	–	–	1	2 × 2
4	Hb	486.1	1.379	0.3778	30	2 × 2
5	bg	572.5	1.512	0.5030	30	2 × 2

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