SHB/GNDRAD/C1  - Ice floe break up

The ice floe was breaking up. Power and data lines were disconnected due to the ice 
movements during this period. The times given are approximate.

• IRT1 minimum(irt1_min)
• External voltage(external_voltage)
• NET standard deviation(net_sd)
• PSP1 mean(psp1_mean)
• Net Radiation, Maxima(net_max)
• PIR1 mean(pir1_mean)
• Time offset from base_time(time_offset)
• Bit data. See details.(bit_data)
• NET mean(net_mean)
• -180.0 - +180.0(alt)
• PSP1 unshaded standard deviation(psp1_sd)
• PSP1 maximum(psp1_max)
• Data Logger Temperature(logger_temp)
• PSP1 unshaded minimum(psp1_min)
• NET minimum(net_min)
• IRT1 standard deviation(irt1_sd)
• base time in epoch(base_time)
• PIR1 minimum(pir1_min)
• North Latitude(lat)
• IRT1 maximum(irt1_max)
• IRT1 mean(irt1_mean)
• Internal voltage(internal_voltage)
• lon(lon)
• PIR1 unshaded standard deviation(pir1_sd)
• Raw data filename(filename)
• PIR1 unshaded maximum(pir1_max)