N PG&E87110 11 04 20 87 110 174 GN Clear Problem with Matrix NIP and LI-COR pyranometer: NIP alignment off; fixed 4-21 Pyranometer out of range at 850 Wm-2; changed voltage range 4-21 Eppley and Matrix NIP tracker out of alignment; corrected 4-21 No photos ------ NIP data are bad N PG&E87111 7 04 21 87 111 174 GN Clear; some haze NIP alignment and pyranometer voltage fixed Power failed about 0950; restarted at about 1020 No photos N PG&E87113 9 04 23/24 87 113 174 GN Ran overnight Overcast in AM with partial clearing No photos ------ Scan at 1951 is after sunset Note time stamp differences 1045 vs. 1050 N PG&E87114 5 ----- see 87113 Note time stamp differences 0759 vs. 0804 N PG&E87133 7 05 13 87 133 174 GT Intermittent high clouds No photos ------ Spectral integrals nearly match broadband values N PG&E87134 5 05 14 87 134 174 GT High clouds No photos N PG&E87135 5 05 15 87 135 174 GN Partial high clouds No photos N PG&E87141 6 05 21 87 141 174 GT No log sheet ------ One spectrum - GT N PG&E87142 8 05 22 87 142 174 GT Partly cloudy AM; clear PM No photos ------ DN/SN are different at 1151 and 1252 Spectral integral is larger than broadband at 1756 N PG&E87148 7 05 28 87 148 174 DN Partly cloudy, clearing about 1000; hazy in late afternoon No photos ----- Note time stamp differences 1601 vs. 1606 N PG&E87153 5 06 02 87 153 174 GN Clear; hot LSR reach 50 C with temp controller off; ambient > 38 C N PG&E87162 7 06 11 87 162 174 GH Cloudy AM; clear, windy PM Red dust cap not removed from integrating sphere No photos No spectral data N PG&E87163 8 06 12 87 163 174 GT Clear; hot Temp controller: 46 C at 1330; T(ambient) 39 C; no foil cover 48 C at 1655; 38 C ------ DN/SN different at 0729 N PG&E87166 8 06 15 87 166 174 GT Partly cloudy AM No foil shade on LSR No photos ----- Note time stamp differences 0748 vs. 0753 N PG&E87177 8 06 26 87 177 174 GH Clear AM; partly cloudy PM No photos ------ DN/SN are different at 0628, 0729, and 0830 Note time stamp differences 1333 vs. 1338 N PG&E87183 7 07 02 87 183 174 GT Cloudy AM; clear by 1000 No photos ------ SN/DN are different at 0648, 0749, 0850, 1253, and 1353 N PG&E87188 8 07 07 87 188 174 GH Clear; warm No photos ------ SN/DN different at 0615 and 0716 SH/GH errors at 1722 and 1823; also spectral integral > broadband N PG&E87198 8 07 17 87 198 174 GN (Note log sheet shows 07 16) Cloudy AM Tracker may be off by a few degrees at times Tracker wind stowed at 1300 No photos N PG&E87202 12 07 21 87 202 174 GN Partly cloudy AM Tracker accuracy poor (+/- 5 deg); very poor in afternoon; bad between 1300 and 1700; last scan at 1727 should be good No photos ------ Tracker errors; data bad at 1320 and 1622 Spectral integral = broadband at 1521; appears unstable GH/SH errors at 1729 Note time stamp differences 1320 vs. 1325 N PG&E87211 8 07 30 87 211 174 DN Partly cloudy in AM Tracker functioning properly No photos ------ Note Si NIP consistently 200 Wm-2 below Eppley NIP N PG&E87218 9 08 06 87 218 174 DN No log sheet No photos ------ Si NIP appears to be too low throughout day LSR DN and NIP much different at 0655 Note time stamp differences 1659 vs. 1704 N PG&E87328 8 11 24 87 328 174 GH Cold; high clouds; overcast by noon Wind speed changed to m/s Photos (but 4 different sets indicate 11-24; cannot distinguish) ------ Si NIP appears to be too low throughout the day N PG&E87329 11 11 25 87 329 174 GN Cold; windy; some high clouds Photos indicated, but none with this date stamp Wind speed in m/s First run aborted; photo invalid ------ Si NIP appears to be too low through 1153 Spectrum at 0948 is bad Data at 1656, 1755, and 1856 are after sunset N PG&E87330 8 11 26 87 330 174 GN No log sheet ------ Data at 0603, 0703, and 0804 before sunrise Appears that LSR data is bad all day; doesn't follow broadband Si NIP data are too low N PG&E88019 7 01 19 88 019 174 GT First scan at 28 C Clear; cold GT and GH PSP and NIP changed between 1600 and 1630; constants changed Photos indicated, but none with this date stamp N PG&E88020 8 01 20 88 020 174 GH Clear (some haze); cool Photos indicated, but none with this date stamp ------ Si NIP data look bad throughout the day Data at 1722 and 1823 are after sunset N PG&E88021 8 01 20 88 021 174 DN Clear and cold; some haze; late afternoon high winds Photos indicated, but none with this date stamp ------ Si NIP data look bad No spectrum at 0803; too early N PG&E88022 7 01 22 88 022 174 GN Hazy and calm Photos indicated, but none with this date stamp ------ Si NIP data look bad N PG&E88023 9 01 23 88 023 174 GH Hazy; cool Photos indicated, but date stamp uncertain ------ Data at 1708 are at sunset Si NIP data look bad Spectrum at 1708 very late in day; questionable N PG&E88024 8 01 24 88 024 174 GN Clear Error stopped data collection; restarted at 1220 Photos indicated, but none with this date stamp ------ Si NIP data look bad most of the day N PG&E88025 8 01 25 88 025 174 GT Light fog PSP and NIP constants changed in the HP85 files before starting Photos indicated, but none with this date stamp ------ Si NIP data look bad most of the day N PG&E88040 9 02 09 88 040 174 DN No wind speed or albedo PSP Clear and cool Photos indicated, but none with this date stamp ------ Si NIP data look bad on most scans Data at 0740 too early; questionable; no spectrum N PG&E88041 9 02 10 88 041 174 DN No wind speed or albedo PSP; wind speed added at 1345 GN PSP tracker control replaced at 1345 Clear; warm; windy Photos indicated, but none with this date stamp ------ Si NIP data look bad most of the day N PG&E88042 9 02 11 88 042 174 DN No albedo PSP Clear; cool Photos indicated, but none with this date stamp ------ Si NIP data look bad at 0800, 0901, and 1001 Note time stamp differences 0751 vs. 0800