DQRID : D020709.3
Start DateStart TimeEnd DateEnd Time
05/23/2002201105/26/20022033
05/29/2002215905/30/20021113
05/27/2002023205/28/20021439
05/31/2002231006/04/20021447
05/29/2002025805/29/20021516
more
Subject:
SGP/AOS/C1 - AOS Computer Failure
DataStreams:sgpaosC1.a0, sgpaosauxC1.a0
Description:
The AOS computer started to experience periodic failures caused by an aging and failing 
system disk.  Replacement of the AOS computer's system disk occurred between 2-4 June 2002.
Suggestions: 
Measurements:sgpaosauxC1.a0:  
  • TSI High RH Neph. 450 nm back scattering coefficient for zero gas(BluBScatZero_HRH)
  • time_in_seconds_since_volume_start(time)
  • -180.0 - +180.0(alt)
  • TSI Low RH Neph. 450 nm back scattering coefficient for zero gas(BluBScatZero_LRH)
  • Ozone line temperature set point(O3_SetPt)
  • Ozone mode(O3_Mode)
  • TSI High RH Neph. 450 nm total scattering coefficient for cal. gas(BluTScatSpn_HRH)
  • Main stack air flow(MainAirFlow)
  • TSI Low RH Neph. 700 nm back scattering coefficient for cal. gas(RedBScatSpn_LRH)
  • TSI High RH Neph. 700 nm total scattering coefficient for zero gas(RedTScatZero_HRH)
  • TSI High RH Neph. lamp current(TSINephLC_HRH)
  • TSI High RH Neph. 700 nm back scattering coefficient for cal. gas(RedBScatSpn_HRH)
  • TSI Low RH Neph. 700 nm total scattering coefficient for zero gas(RedTScatZero_LRH)
  • TSI Low RH Neph. lamp current(TSINephLC_LRH)
  • Flowrate of zero air line 2(ZeroAirFlow)
  • Pressure transducer V for line 3 (extra line)(Line3Vac)
  • TSI High RH Neph. 450 nm rayleigh scattering coefficient for zero gas(BluRScatZero_HRH)
  • Radiance neph zero scattering coefficient(Zero530nm)
  • TSI Low RH Neph. 450 nm rayleigh scattering coefficient for zero gas(BluRScatZero_LRH)
  • TSI Low RH Neph. 450 nm back scattering coefficient for cal. gas(BluBScatSpn_LRH)
  • TSI Low RH Neph. 700 nm rayleigh scattering coefficient for zero gas(RedRScatZero_LRH)
  • TSI High RH Neph. 700 nm rayleigh scattering coefficient for zero gas(RedRScatZero_HRH)
  • Transmittance through CLAP filter(BapFiltr)
  • TSI CPC condensor temperature(CPCCondT)
  • TSI neph. rack temperature(CabinetTemp)
  • TSI High RH Neph. 450 nm back scattering coefficient for cal. gas(BluBScatSpn_HRH)
  • North Latitude(lat)
  • TSI High RH Neph. 550nm reference intensity(TSISensGrn_HRH)
  • Pressure difference across TSI neph.(Line8DeltaP)
  • Pressure transducer V for line 6 (neph. 1 line)(Line6Vac)
  • TSI Low RH Neph. 550nm reference intensity(TSISensGrn_LRH)
  • TSI Low RH Neph. 700 nm back scattering coefficient for zero gas(RedBScatZero_LRH)
  • Ozone zero concentration(O3_Zro)
  • TSI High RH Neph. 700 nm back scattering coefficient for zero gas(RedBScatZero_HRH)
  • Reference object brightness(Calib530nm)
  • Mass flow output from line 8 (neph. 2 line)(Line8Flow)
  • Temperature in main sample manifold heater(Line11Heater)
  • lon(lon)
  • Ozone sample temperature(O3_Temp)
  • TSI Low RH Neph. 550 nm rayleigh scattering coefficient for zero gas(GrnRScatZero_LRH)
  • TSI Low RH Neph. lamp voltage(TSINephLV_LRH)
  • OPC sample flow(OPCFlow)
  • TSI High RH Neph. 550 nm rayleigh scattering coefficient for zero gas(GrnRScatZero_HRH)
  • TSI High RH Neph. lamp voltage(TSINephLV_HRH)
  • TSI Low RH Neph. 550 nm total scattering coefficient for zero gas(GrnTScatZero_LRH)
  • TSI High RH Neph. 550 nm total scattering coefficient for zero gas(GrnTScatZero_HRH)
  • Ozone offset value(O3_Offset)
  • Ozone line temp. from thermocouple attached to heater(O3_LinHeater)
  • Ozone span value(O3_Span)
  • Pressure transducer V for line 5 (extra line)(Line5Vac)
  • Temperature between racks 0 and 1(Cab_4_5_Temp)
  • CLAP reference signal(BapRef)
  • TSI High RH Neph. 550 nm back scattering coefficient for cal. gas(GrnBScatSpn_HRH)
  • TSI Low RH Neph. 550 nm total scattering coefficient for cal. gas(GrnTScatSpn_LRH)
  • CLAP Signal(BapSignal)
  • OPC sheath(OPCSheath)
  • TSI Low RH Neph. 550 nm back scattering coefficient for cal. gas(GrnBScatSpn_LRH)
  • TSI High RH Neph. 550 nm total scattering coefficient for cal. gas(GrnTScatSpn_HRH)
  • Temperature of line 8 air (neph. 2 line)(Line8Temp)
  • CLAP flow(BapFlow)
  • Main Sample manifold temperature(Line11Temp)
  • Analog signal from PMS PCASP(OPCLaserVolt)
  • base time in epoch(base_time)
  • unknown(O3_Cont)
  • Pressure transducer V for line 4 (extra line)(Line4Vac)
  • Ozone sample frequency(O3_Samp)
  • TSI High RH Neph. 700 nm total scattering coefficient for cal. gas(RedTScatSpn_HRH)
  • TSI Low RH Neph. 700 nm total scattering coefficient for cal. gas(RedTScatSpn_LRH)
  • Time offset from base_time(time_offset)
  • TSI High RH Neph. 450 nm total scattering coefficient for zero gas(BluTScatZero_HRH)
  • Ozone line sample temperature (omega temp. sensor)(O3_LinTemp)
  • TSI Low RH Neph. 450 nm total scattering coefficient for zero gas(BluTScatZero_LRH)
  • Ozone sample pressure(O3_Press)
  • TSI Low RH Neph. 550 nm back scattering coefficient for zero gas(GrnBScatZero_LRH)
  • TSI High RH Neph. 550 nm back scattering coefficient for zero gas(GrnBScatZero_HRH)
  • Relative humidity in main sample manifold heater(Line11RH)
  • Temperature in back of Whatlow(WatAmbT)
  • Pressure difference across radiance neph.(Line6DeltaP)
  • Ozone span concentration(O3_Spn)
  • Room temperature(RoomTemp)
  • TSI Low RH Neph. 450 nm total scattering coefficient for cal. gas(BluTScatSpn_LRH)
  • TSI CPC saturator temperature(CPCSaturT)
  • TSI CPC condensor and saturator temperature difference(CPCDeltT)
more

sgpaosC1.a0:  
  • TSI High RH Neph. relative humidity(TSINephRHSamp_HRH)
  • TSI Low RH Neph. 550 nm backscat. coef. at 1 um(GrnBScatCoef_1um_LRH)
  • TSI High RH Neph. inlet temperature(TSINephTin_HRH)
  • TSI Low RH Neph. 550 nm total scat. coef. at 10 um(GrnTScatCoef_10um_LRH)
  • TSI Low RH Neph. relative humidity(TSINephRHSamp_LRH)
  • RH upstream of humidograph(HGupstream_RH)
  • TSI Low RH Neph. inlet temperature(TSINephTin_LRH)
  • TSI Low RH Neph. Sample Temperature(TSINephTSamp_LRH)
  • TSI Low RH Neph. 550 nm backscat. coef. at 10 um(GrnBScatCoef_10um_LRH)
  • TSI High RH Neph. Sample Temperature(TSINephTSamp_HRH)
  • Temp. downstream of humidograph(HGdownstream_T)
  • TSI High RH Neph. 550 nm backscat. coef. at 10 um(GrnBScatCoef_10um_HRH)
  • PMS PCASP Chan. 2  (0.12 micrometers < Dp < 0.14)(pa12_p14conc)
  • PMS PCASP Chan. 20  (1.40 micrometers < Dp < 1.60)(pa140_p160conc)
  • CPC Particle concentration(CPCPartConc)
  • PMS PCASP Chan. 16  (0.80 micrometers < Dp < 0.90)(pa80_p90conc)
  • TSI High RH Neph. 550 nm backscat. coef. at 1 um(GrnBScatCoef_1um_HRH)
  • Time offset from base_time(time_offset)
  • PMS PCASP Chan. 17  (0.90 micrometers < Dp < 1.00)(pa90_p100conc)
  • PMS PCASP Chan. 10  (0.35 micrometers < Dp < 0.40)(pa35_p40conc)
  • PMS PCASP Chan. 8  (0.26 micrometers < Dp < 0.30)(pa26_p30conc)
  • PMS PCASP Chan. 4  (0.16 micrometers < Dp < 0.18)(pa16_p18conc)
  • PMS PCASP Chan. 29  (5.00 micrometers < Dp < 6.50)(pa500_p650conc)
  • Single wave Neph. RH(RH530nm)
  • PMS PCASP Chan. 23 1/cm^3 (2.00 micrometers < Dp < 2.30)(pa200_p230conc)
  • TSI High RH Neph. 450 nm total scat. coef. at 1 um(BluTScatCoef_1um_HRH)
  • TSI Low RH Neph. 450 nm total scat. coef. at 1 um(BluTScatCoef_1um_LRH)
  • PMS PCASP Chan. 30  (6.50 micrometers < Dp < 8.00)(pa650_p800conc)
  • B_sp, at 530 nm from single wave. neph.(Bscat530nm)
  • PMS PCASP Chan. 11  (0.35 micrometers < Dp < 0.40)(pa40_p45conc)
  • PMS PCASP Chan. 15  (0.70 micrometers < Dp < 0.80)(pa70_p80conc)
  • TSI Low RH Neph. 550 nm total scat. coef. at 1 um(GrnTScatCoef_1um_LRH)
  • PMS PCASP Chan. 21  (1.60 micrometers < Dp < 1.80)(pa160_p180conc)
  • Radiance neph. temperature(Neph530Temp)
  • Outdoor air temperature(AmbTemp)
  • TSI High RH Neph. 550 nm total scat. coef. at 1 um(GrnTScatCoef_1um_HRH)
  • PMS PCASP Chan. 7  (0.23 micrometers < Dp < 0.26)(pa23_p26conc)
  • TSI High RH Neph. 550 nm total scat. coef. at 10 um(GrnTScatCoef_10um_HRH)
  • TSI Low RH Neph. 450 nm backscat. coef. at 10 um(BluBScatCoef_10um_LRH)
  • PMS PCASP Chan. 12  (0.45 micrometers < Dp < 0.50)(pa45_p50conc)
  • TSI High RH Neph. 450 nm backscat. coef. at 10 um(BluBScatCoef_10um_HRH)
  • PMS PCASP Chan. 31  (8.00 micrometers < Dp < 10.0)(pa800_p1000conc)
  • TSI Low RH Neph. 700 nm backscat. coef. at 1 um(RedBScatCoef_1um_LRH)
  • TSI High RH Neph. 700 nm backscat. coef. at 10 um(RedBScatCoef_10um_HRH)
  • TSI Low RH Neph. 700 nm total scat. coef. at 10 um(RedTScatCoef_10um_LRH)
  • TSI High RH Neph. 700 nm backscat. coef. at 1 um(RedBScatCoef_1um_HRH)
  • 1 um Absorption coefficient(Bap_I_1um)
  • PMS PCASP Chan. 3  (0.14 micrometers < Dp < 0.16)(pa14_p16conc)
  • Temperature in sample line down of heater(SampTemp)
  • PMS PCASP Chan. 9  (0.30 micrometers < Dp < 0.35)(pa30_p35conc)
  • RH downstream of humidograph(HGdownstream_RH)
  • TSI High RH Neph. 700 nm total scat. coef. at 10 um(RedTScatCoef_10um_HRH)
  • PMS PCASP Chan. 28  (4.00 micrometers < Dp < 5.00)(pa400_p500conc)
  • PMS PCASP Chan. 14  (0.60 micrometers < Dp < 0.70)(pa60_p70conc)
  • PMS PCASP Chan. 5  (0.18 micrometers < Dp < 0.20)(pa18_p20conc)
  • PMS PCASP Chan. 22  (1.80 micrometers < Dp < 2.00)(pa180_p200conc)
  • PMS PCASP Chan. 19  (1.30 micrometers < Dp < 1.40)(pa130_p140conc)
  • TSI Low RH Neph. 450 nm backscat. coef. at 1 um(BluBScatCoef_1um_LRH)
  • TSI High RH Neph. 450 nm backscat. coef. at 1 um(BluBScatCoef_1um_HRH)
  • -180.0 - +180.0(alt)
  • 10 um Absorption coefficient(Bap_I_10um)
  • PMS PCASP Chan. 25  (2.60 micrometers < Dp < 3.00)(pa260_p300conc)
  • North Latitude(lat)
  • Temp. upstream of humidograph(HGupstream_T)
  • PMS PCASP Chan. 0 (Dp > 10 micrometers)(Pa1000Conc)
  • PMS PCASP Chan. 1 1/cm^3 (0.10 micrometers < Dp < 0.12)(pa10_p12conc)
  • PMS PCASP Chan. 24  (2.30 micrometers < Dp < 2.60)(pa230_p260conc)
  • Ozone concentration(Ozone)
  • TSI High RH Neph. Pressure(TSINephPres_HRH)
  • lon(lon)
  • TSI Low RH Neph. Pressure(TSINephPres_LRH)
  • Single wave Neph. pressure(Pres530nm)
  • Relative humidity in sample line down. of heater(SampRH)
  • PMS PCASP Chan. 26  (3.00 micrometers < Dp < 3.50)(pa300_p350conc)
  • PMS PCASP Chan. 13  (0.50 micrometers < Dp < 0.60)(pa50_p60conc)
  • PMS PCASP Chan. 27  (3.50 micrometers < Dp < 4.00)(pa350_p400conc)
  • TSI High RH Neph. 450 nm total scat. coef. at 10 um(BluTScatCoef_10um_HRH)
  • PMS PCASP Chan. 18  (1.00 micrometers < Dp < 1.30)(pa100_p130conc)
  • TSI Low RH Neph. 700 nm total scat. coef. at 1 um(RedTScatCoef_1um_LRH)
  • PMS PCASP Chan. 6  (0.20 micrometers < Dp < 0.23)(pa20_p23conc)
  • TSI High RH Neph. 700 nm total scat. coef. at 1 um(RedTScatCoef_1um_HRH)
  • TSI Low RH Neph. 450 nm total scat. coef. at 10 um(BluTScatCoef_10um_LRH)
  • TSI Low RH Neph. 700 nm backscat. coef. at 10 um(RedBScatCoef_10um_LRH)
  • time_in_seconds_since_volume_start(time)
  • base time in epoch(base_time)
more


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