# Community Standard Skyglow Data Format 1.0
# URL: http://www.darksky.org/NSBM/sdf1.0.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-LU-DL
# Instrument ID: 3507
# Data supplier: Bryan Cashion
# Location name: SOHO, Montrose, CO
# Position (lat, lon, elev(m)): +37.4500, -107.8000, +1805
# Local timezone: America/Denver
# Time Synchronization: NTP
# Moving / Stationary position: STATIONARY
# Moving / Fixed look direction: FIXED
# Number of channels: 1
# Filters per channel: HOYA CM-500
# Measurement direction per channel: 90, 0
# Field of view (degrees): 20
# Number of fields per line: 6
# SQM serial number: 3507
# SQM firmware version: 4-6-73
# SQM cover offset value: 0
# SQM readout test ix: i,00000004,00000006,00000073,00003507
# SQM readout test rx: r, 16.68m,0000000018Hz,0000025028c,0000000.054s,-003.9C
# SQM readout test cx: c,00000019.85m,0000221.513s, 020.9C,00000008.71m, 008.7C
# Comment: Data acquired by SQM Reader Pro v3.1.2.0
# Comment: 
# 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
2021-02-18T01:50:00.000;2021-02-17T18:50:00.000;-3.9;;;16.68
2021-02-18T01:55:00.000;2021-02-17T18:55:00.000;-3.9;;;16.67
2021-02-18T02:00:00.000;2021-02-17T19:00:00.000;-3.9;;;16.55
2021-02-18T02:05:00.000;2021-02-17T19:05:00.000;-3.9;;;17.04
2021-02-18T02:10:00.000;2021-02-17T19:10:00.000;-3.9;;;17.17
2021-02-18T02:15:00.000;2021-02-17T19:15:00.000;-3.9;;;16.93
2021-02-18T02:20:00.000;2021-02-17T19:20:00.000;-3.9;;;16.99
2021-02-18T02:25:00.000;2021-02-17T19:25:00.000;-3.9;;;16.86
2021-02-18T02:30:00.000;2021-02-17T19:30:00.000;-3.9;;;16.79
2021-02-18T02:35:00.000;2021-02-17T19:35:00.000;-3.9;;;16.79
2021-02-18T02:40:00.000;2021-02-17T19:40:00.000;-3.9;;;16.73
2021-02-18T02:45:00.000;2021-02-17T19:45:00.000;-3.9;;;16.59
2021-02-18T02:50:00.000;2021-02-17T19:50:00.000;-3.9;;;16.72
2021-02-18T02:55:00.000;2021-02-17T19:55:00.000;-3.9;;;16.75
2021-02-18T03:00:00.000;2021-02-17T20:00:00.000;-3.9;;;17.22
2021-02-18T03:05:00.000;2021-02-17T20:05:00.000;-3.9;;;17.03
2021-02-18T03:10:00.000;2021-02-17T20:10:00.000;-3.9;;;17.04
2021-02-18T03:15:00.000;2021-02-17T20:15:00.000;-3.9;;;16.84
2021-02-18T03:20:00.000;2021-02-17T20:20:00.000;-3.9;;;16.61
2021-02-18T03:25:00.000;2021-02-17T20:25:00.000;-4.2;;;16.92
2021-02-18T03:30:00.000;2021-02-17T20:30:00.000;-4.2;;;16.8
2021-02-18T03:35:00.000;2021-02-17T20:35:00.000;-4.2;;;17.2
2021-02-18T03:40:00.000;2021-02-17T20:40:00.000;-4.2;;;17.59
2021-02-18T03:45:00.000;2021-02-17T20:45:00.000;-4.2;;;17.47
2021-02-18T03:50:00.000;2021-02-17T20:50:00.000;-4.2;;;17.75
2021-02-18T03:55:00.000;2021-02-17T20:55:00.000;-4.2;;;17.3
2021-02-18T04:00:00.000;2021-02-17T21:00:00.000;-4.2;;;17.31
2021-02-18T04:05:00.000;2021-02-17T21:05:00.000;-4.6;;;17.09
2021-02-18T04:10:00.000;2021-02-17T21:10:00.000;-4.6;;;17.17
2021-02-18T04:15:00.000;2021-02-17T21:15:00.000;-4.6;;;16.72
2021-02-18T04:20:00.000;2021-02-17T21:20:00.000;-4.2;;;16.59
2021-02-18T04:25:00.000;2021-02-17T21:25:00.000;-4.2;;;16.68
2021-02-18T04:30:00.000;2021-02-17T21:30:00.000;-4.2;;;16.65
2021-02-18T04:35:00.000;2021-02-17T21:35:00.000;-4.2;;;16.77
2021-02-18T04:40:00.000;2021-02-17T21:40:00.000;-4.2;;;17.06
2021-02-18T04:45:00.000;2021-02-17T21:45:00.000;-4.2;;;17.14
2021-02-18T04:50:00.000;2021-02-17T21:50:00.000;-4.2;;;17.2
2021-02-18T04:55:00.000;2021-02-17T21:55:00.000;-4.2;;;17.32
2021-02-18T05:00:00.000;2021-02-17T22:00:00.000;-4.2;;;17.4
2021-02-18T05:05:00.000;2021-02-17T22:05:00.000;-4.2;;;17.51
2021-02-18T05:10:00.000;2021-02-17T22:10:00.000;-4.2;;;17.8
2021-02-18T05:15:00.000;2021-02-17T22:15:00.000;-4.2;;;18.04
2021-02-18T05:20:00.000;2021-02-17T22:20:00.000;-4.2;;;18.25
2021-02-18T05:25:00.000;2021-02-17T22:25:00.000;-4.2;;;18.14
2021-02-18T05:30:00.000;2021-02-17T22:30:00.000;-4.2;;;18.49
2021-02-18T05:35:00.000;2021-02-17T22:35:00.000;-4.6;;;18.63
2021-02-18T05:40:00.000;2021-02-17T22:40:00.000;-4.6;;;18.46
2021-02-18T05:45:00.000;2021-02-17T22:45:00.000;-4.6;;;18.45
2021-02-18T05:50:00.000;2021-02-17T22:50:00.000;-4.6;;;18.68
2021-02-18T05:55:00.000;2021-02-17T22:55:00.000;-4.6;;;18.87
2021-02-18T06:00:00.000;2021-02-17T23:00:00.000;-4.6;;;19.16
2021-02-18T06:05:00.000;2021-02-17T23:05:00.000;-4.9;;;19.56
2021-02-18T06:10:00.000;2021-02-17T23:10:00.000;-4.9;;;19.54
2021-02-18T06:15:00.000;2021-02-17T23:15:00.000;-5.2;;;19.41
2021-02-18T06:20:00.000;2021-02-17T23:20:00.000;-5.2;;;19.28
2021-02-18T06:25:00.000;2021-02-17T23:25:00.000;-5.5;;;19.28
2021-02-18T06:30:00.000;2021-02-17T23:30:00.000;-5.5;;;19.12
2021-02-18T06:35:00.000;2021-02-17T23:35:00.000;-5.9;;;18.91
2021-02-18T06:40:00.000;2021-02-17T23:40:00.000;-5.9;;;18.53
2021-02-18T06:45:00.000;2021-02-17T23:45:00.000;-5.9;;;18.26
2021-02-18T06:50:00.000;2021-02-17T23:50:00.000;-5.9;;;18.36
2021-02-18T06:55:00.000;2021-02-17T23:55:00.000;-5.9;;;18.37
2021-02-18T07:00:00.000;2021-02-18T00:00:00.000;-5.9;;;18.29
2021-02-18T07:05:00.000;2021-02-18T00:05:00.000;-5.9;;;18.35
2021-02-18T07:10:00.000;2021-02-18T00:10:00.000;-5.9;;;18.22
2021-02-18T07:15:00.000;2021-02-18T00:15:00.000;-5.5;;;18.19
2021-02-18T07:20:00.000;2021-02-18T00:20:00.000;-5.5;;;18.23
2021-02-18T07:25:00.000;2021-02-18T00:25:00.000;-5.5;;;18.19
2021-02-18T07:30:00.000;2021-02-18T00:30:00.000;-5.5;;;17.95
2021-02-18T07:35:00.000;2021-02-18T00:35:00.000;-5.5;;;17.86
2021-02-18T07:40:00.000;2021-02-18T00:40:00.000;-5.5;;;17.9
2021-02-18T07:45:00.000;2021-02-18T00:45:00.000;-5.5;;;18.12
2021-02-18T07:50:00.000;2021-02-18T00:50:00.000;-5.5;;;18.8
2021-02-18T07:55:00.000;2021-02-18T00:55:00.000;-5.5;;;18.95
2021-02-18T08:00:00.000;2021-02-18T01:00:00.000;-5.5;;;19.26
2021-02-18T08:05:00.000;2021-02-18T01:05:00.000;-5.5;;;19.76
2021-02-18T08:10:00.000;2021-02-18T01:10:00.000;-5.5;;;19.95
2021-02-18T08:15:00.000;2021-02-18T01:15:00.000;-5.9;;;19.84
2021-02-18T08:20:00.000;2021-02-18T01:20:00.000;-5.9;;;19.09
2021-02-18T08:25:00.000;2021-02-18T01:25:00.000;-6.2;;;18.78
2021-02-18T08:30:00.000;2021-02-18T01:30:00.000;-6.2;;;18.58
2021-02-18T08:35:00.000;2021-02-18T01:35:00.000;-6.2;;;18.57
2021-02-18T08:40:00.000;2021-02-18T01:40:00.000;-6.5;;;18.55
2021-02-18T08:45:00.000;2021-02-18T01:45:00.000;-6.2;;;18.48
2021-02-18T08:50:00.000;2021-02-18T01:50:00.000;-6.2;;;18.34
2021-02-18T08:55:00.000;2021-02-18T01:55:00.000;-6.2;;;18.12
2021-02-18T09:00:00.000;2021-02-18T02:00:00.000;-6.2;;;17.89
2021-02-18T09:05:00.000;2021-02-18T02:05:00.000;-6.2;;;17.63
2021-02-18T09:09:58.000;2021-02-18T02:09:58.000;-6.2;;;17.57
2021-02-18T09:14:58.000;2021-02-18T02:14:58.000;-6.2;;;17.69
2021-02-18T09:19:58.000;2021-02-18T02:19:58.000;-6.2;;;17.91
2021-02-18T09:24:58.000;2021-02-18T02:24:58.000;-6.2;;;17.91
2021-02-18T09:29:58.000;2021-02-18T02:29:58.000;-6.2;;;17.84
2021-02-18T09:34:58.000;2021-02-18T02:34:58.000;-6.2;;;17.8
2021-02-18T09:39:58.000;2021-02-18T02:39:58.000;-6.2;;;17.86
2021-02-18T09:44:58.000;2021-02-18T02:44:58.000;-6.2;;;17.99
2021-02-18T09:49:58.000;2021-02-18T02:49:58.000;-6.5;;;18.19
2021-02-18T09:54:58.000;2021-02-18T02:54:58.000;-6.5;;;18.31
2021-02-18T09:59:58.000;2021-02-18T02:59:58.000;-6.5;;;18.51
2021-02-18T10:04:58.000;2021-02-18T03:04:58.000;-6.5;;;19.06
2021-02-18T10:09:58.000;2021-02-18T03:09:58.000;-6.5;;;19.5
2021-02-18T10:14:58.000;2021-02-18T03:14:58.000;-6.5;;;19.78
2021-02-18T10:19:58.000;2021-02-18T03:19:58.000;-6.8;;;20.07
2021-02-18T10:24:58.000;2021-02-18T03:24:58.000;-6.8;;;20.47
2021-02-18T10:29:58.000;2021-02-18T03:29:58.000;-7.1;;;20.67
2021-02-18T10:34:58.000;2021-02-18T03:34:58.000;-7.5;;;20.88
2021-02-18T10:39:58.000;2021-02-18T03:39:58.000;-7.8;;;21.02
2021-02-18T10:44:58.000;2021-02-18T03:44:58.000;-8.1;;;21.07
2021-02-18T10:49:58.000;2021-02-18T03:49:58.000;-8.1;;;21.11
2021-02-18T10:54:58.000;2021-02-18T03:54:58.000;-8.4;;;21.15
2021-02-18T10:59:58.000;2021-02-18T03:59:58.000;-8.8;;;21.21
2021-02-18T11:04:58.000;2021-02-18T04:04:58.000;-9.1;;;21.24
2021-02-18T11:09:58.000;2021-02-18T04:09:58.000;-9.4;;;21.16
2021-02-18T11:14:58.000;2021-02-18T04:14:58.000;-9.7;;;20.61
2021-02-18T11:19:58.000;2021-02-18T04:19:58.000;-9.7;;;20.27
2021-02-18T11:24:58.000;2021-02-18T04:24:58.000;-10;;;20.54
2021-02-18T11:29:58.000;2021-02-18T04:29:58.000;-10.4;;;20.97
2021-02-18T11:34:58.000;2021-02-18T04:34:58.000;-10.4;;;21.17
2021-02-18T11:39:58.000;2021-02-18T04:39:58.000;-10.4;;;21.23
2021-02-18T11:44:58.000;2021-02-18T04:44:58.000;-10.7;;;21.24
2021-02-18T11:49:58.000;2021-02-18T04:49:58.000;-11;;;21.27
2021-02-18T11:54:58.000;2021-02-18T04:54:58.000;-11;;;21.26
2021-02-18T11:59:58.000;2021-02-18T04:59:58.000;-11.3;;;21.18
2021-02-18T12:04:58.000;2021-02-18T05:04:58.000;-11.3;;;21.18
2021-02-18T12:09:58.000;2021-02-18T05:09:58.000;-11.7;;;21.25
2021-02-18T12:14:58.000;2021-02-18T05:14:58.000;-12;;;21.25
2021-02-18T12:19:58.000;2021-02-18T05:19:58.000;-12;;;21.28
2021-02-18T12:24:58.000;2021-02-18T05:24:58.000;-12.3;;;21.24
2021-02-18T12:29:58.000;2021-02-18T05:29:58.000;-12.3;;;21.26
2021-02-18T12:34:58.000;2021-02-18T05:34:58.000;-12.3;;;21.24
2021-02-18T12:39:58.000;2021-02-18T05:39:58.000;-12.3;;;21.22
2021-02-18T12:44:58.000;2021-02-18T05:44:58.000;-12.3;;;21.18
2021-02-18T12:49:58.000;2021-02-18T05:49:58.000;-12.6;;;21.04
2021-02-18T12:54:58.000;2021-02-18T05:54:58.000;-12.6;;;20.72