# Light Pollution Monitoring Data Format 0.1.6 # URL: http://docs.darksky.org/sdf0.1.6.pdf # Number of header lines: 35 # This data is released under the following license: ODbL 1.0 http://opendatacommons.org/licenses/odbl/summary/ # Device type: SQM-LE # Instrument ID: Dahlem_tower_le # Data supplier: Christopher Kyba / Freie Universitaet Berlin # Location name: Germany-Berlin-Dahlem # Position (lat, lon, elev(m)): 52.4577, 13.3107, 91 # Local timezone: Europe/Berlin # Time Synchronization: GPS # Moving / Stationary position: STATIONARY # Moving / Fixed look direction: FIXED # Number of channels: 1 # Filters per channel: HOYA CM-500 # Measurement direction per channel: 0., 0. # Field of view (degrees): 20 # Number of fields per line: 6 # SQM serial number: 1687 # SQM firmware version: 4-3-21 # SQM cover offset value: -0.11 # SQM readout test ix: i,00000004,00000003,00000021,00001687 # SQM readout test rx: r, 18.73m,0000000004Hz,0000130978c,0000000.284s, 031.2C # SQM readout test cx: c,00000019.69m, 0000300.000s, 023.2C,00000008.71m, 029.3C # Comment: SQM installed on a tower. # Comment: last cleaned on 20120511 # Comment: # Comment: # Comment: # blank line 30 # blank line 31 # blank line 32 # UTC Date & Time, Local Date & Time, Temperature, Counts, Frequency, MSAS # YYYY-MM-DDTHH:mm:ss.fff;YYYY-MM-DDTHH:mm:ss.fff;Celsius;number;Hz;mag/arcsec^2 # END OF HEADER 2012-05-10T22:00:04.000;2012-05-11T00:00:04.000;31.2;130978;4;18.73 2012-05-10T22:00:09.000;2012-05-11T00:00:09.000;31.2;130978;4;18.73 2012-05-10T22:00:14.000;2012-05-11T00:00:14.000;31.2;130978;4;18.73 2012-05-10T22:00:19.000;2012-05-11T00:00:19.000;31.2;130978;4;18.73 2012-05-10T22:00:24.000;2012-05-11T00:00:24.000;31.2;130978;4;18.73 2012-05-10T22:00:29.000;2012-05-11T00:00:29.000;31.2;130978;4;18.73