DQRID : D150707.3
Start DateStart TimeEnd DateEnd Time
06/19/2015020007/07/20151600
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Subject:
MAO/AOS/S1 - Obstruction for 1 micron data
DataStreams:maoaosnephdryS1.a1, maoaoshumidgrS1.00, maoaosaethS1.a1, maoaospsap3wS1.b1,
maoaospsap3wS1.a1, maoaosnephwetS1.b1, maoaosnephdryS1.b1, maoaospsap3wS1.01, maoaospass3wS1.a1
Description:
A bug or clump of dirt stuck on the inlet of the 1 micron impactor. This increased the air 
flow restriction in the 1 micron impactor, changing the cut off point.
Suggestions: 
The 10 micron data is correct. The 1 micron is incorrect. Do not use 1 micron data.
Measurements:maoaospass3wS1.a1:
  • Average background subtracted from scattering coefficient, 405nm(avg_background_subtracted_scat_coef_405nm)
  • Average background subtracted from absorption coefficient, 781nm(avg_background_subtracted_absorp_coef_781nm)
  • Average background subtracted from scattering coefficient, 532nm(avg_background_subtracted_scat_coef_532nm)
  • Average background subtracted from absorption coefficient, 532nm(avg_background_subtracted_absorp_coef_532nm)
  • Absorption coefficient, 405 nm wavelength(absorption_coefficient_405nm)
  • Average background subtracted from absorption coefficient, 405nm(avg_background_subtracted_absorp_coef_405nm)
  • Absorption coefficient, 781nm wavelength(absorption_coefficient_781nm)
  • Absorption, 532 nm wavelength(absorption_coefficient_532nm)
  • Acoustic pressure at resonance(acoustic_pressure)
  • Average background subtracted from scattering coefficient, 781nm(avg_background_subtracted_scat_coef_781nm)
more
maoaospsap3wS1.a1:
  • Aerosol light absorption coefficient, nominal red wavelength at dry or reference
    RH(Ba_R_PSAP3W)
  • Aerosol light absorption coefficient, nominal green wavelength at dry or
    reference RH(Ba_G_PSAP3W)
  • Aerosol light absorption coefficient, nominal blue wavelength at dry or
    reference RH(Ba_B_PSAP3W)
more
maoaospsap3wS1.01:
  • Aerosol light absorption coefficient, nominal red wavelength at dry or reference
    RH(Ba_R_PSAP3W)
  • Aerosol light absorption coefficient, nominal green wavelength at dry or
    reference RH(Ba_G_PSAP3W)
  • Aerosol light absorption coefficient, nominal blue wavelength at dry or
    reference RH(Ba_B_PSAP3W)
more
maoaoshumidgrS1.00:
  • (Raw data stream - documentation not supported)
more
maoaospsap3wS1.b1:
  • Aerosol light absorption coefficient, nominal blue wavelength at dry or
    reference RH(Ba_B_PSAP3W)
  • Aerosol light absorption coefficient, nominal red wavelength at dry or reference
    RH(Ba_R_PSAP3W)
  • Aerosol light absorption coefficient, nominal green wavelength at dry or
    reference RH(Ba_G_PSAP3W)
more
maoaosaethS1.a1:
  • Zero signal at 565 nm, 1 um size cut(yellow_zero_signal_1um)
  • Bypass fraction at 430 nm, 1 um size cut(near_ultraviolet_bypass_fraction_1um)
  • Bypass fraction at 565 nm, 1 um size cut(yellow_bypass_fraction_1um)
  • Bypass fraction at 470 nm, 1 um size cut(blue_bypass_fraction_1um)
  • Reference beam at 880 nm, 1 um size cut(near_infrared_ref_beam_1um)
  • Black carbon mass load at 520 nm, 1 um size cut(bcm_green_1um)
  • Bypass fraction at 370 nm, 1 um size cut(ultraviolet_bypass_fraction_1um)
  • Reference beam at 520 nm, 1 um size cut(green_ref_beam_1um)
  • Reference beam at 470 nm, 1 um size cut(blue_ref_beam_1um)
  • Optical attenuation at 880 nm, 1 um size cut(near_infrared_optical_attenuation_1um)
  • Zero signal at 520 nm, 1 um size cut(green_zero_signal_1um)
  • Beam signal at 880 nm, 1 um size cut(near_infrared_beam_signal_1um)
  • Optical attenuation at 520 nm, 1 um size cut(green_optical_attenuation_1um)
  • Optical attenuation at 470 nm, 1 um size cut(blue_optical_attenuation_1um)
  • Beam signal at 520 nm, 1 um size cut(green_beam_signal_1um)
  • Bypass fraction at 520 nm, 1 um size cut(green_bypass_fraction_1um)
  • Black carbon mass load at 565 nm, 1 um size cut(bcm_yellow_1um)
  • Beam signal at 700 nm, 1 um size cut(orange_beam_signal_1um)
  • Black carbon mass load at 880 nm, 1 um size cut(bcm_near_infrared_1um)
  • Reference beam at 430 nm, 1 um size cut(near_ultraviolet_ref_beam_1um)
  • Zero signal at 370 nm, 1 um size cut(ultraviolet_zero_signal_1um)
  • Reference beam at 700 nm, 1 um size cut(orange_ref_beam_1um)
  • Optical attenuation at 700 nm, 1 um size cut(orange_optical_attenuation_1um)
  • Reference zero at 370 nm, 1 um size cut(ultraviolet_ref_zero_1um)
  • Optical attenuation at 565 nm, 1 um size cut(yellow_optical_attenuation_1um)
  • Reference zero at 565 nm, 1 um size cut(yellow_ref_zero_1um)
  • Beam signal at 565 nm, 1 um size cut(yellow_beam_signal_1um)
  • Beam signal at 370 nm, 1 um size cut(ultraviolet_beam_signal_1um)
  • Reference zero at 700 nm, 1 um size cut(orange_ref_zero_1um)
  • Black carbon mass load at 370 nm, 1 um size cut(bcm_ultraviolet_1um)
  • Zero signal at 700 nm, 1 um size cut(orange_zero_signal_1um)
  • Reference zero at 470 nm, 1 um size cut(blue_ref_zero_1um)
  • Reference zero at 880 nm, 1 um size cut(near_infrared_ref_zero_1um)
  • Optical attenuation at 430 nm, 1 um size cut(near_ultraviolet_optical_attenuation_1um)
  • Reference zero at 520 nm, 1 um size cut(green_ref_zero_1um)
  • Black carbon mass load at 470 nm, 1 um size cut(bcm_blue_1um)
  • Bypass fraction at 700 nm, 1 um size cut(orange_bypass_fraction_1um)
  • Black carbon mass load at 430 nm, 1 um size cut(bcm_near_ultraviolet_1um)
  • Bypass fraction at 880 nm, 1 um size cut(near_infrared_bypass_fraction_1um)
  • Reference beam at 370 nm, 1 um size cut(ultraviolet_ref_beam_1um)
  • Zero signal at 880 nm, 1 um size cut(near_infrared_zero_signal_1um)
  • Reference beam at 565 nm, 1 um size cut(yellow_ref_beam_1um)
  • Reference zero at 430 nm, 1 um size cut(near_ultraviolet_ref_zero_1um)
  • Beam signal at 430 nm, 1 um size cut(near_ultraviolet_beam_signal_1um)
  • Zero signal at 430 nm, 1 um size cut(near_ultraviolet_zero_signal_1um)
  • Optical attenuation at 370 nm, 1 um size cut(ultraviolet_optical_attenuation_1um)
  • Beam signal at 470 nm, 1 um size cut(blue_beam_signal_1um)
  • Black carbon mass load at 700 nm, 1 um size cut(bcm_orange_1um)
more
maoaosnephdryS1.b1:
  • Aerosol back-hemispheric light scattering coefficient, nominal green wavelength
    at dry or reference RH(Bbs_G_Dry_Neph3W_1)
  • Aerosol total light scattering coefficient, nominal red wavelength at dry or
    reference RH(Bs_R_Dry_Neph3W_1)
  • Aerosol back-hemispheric light scattering coefficient, nominal blue wavelength
    at dry or reference RH(Bbs_B_Dry_Neph3W_1)
  • Aerosol total light scattering coefficient, nominal green wavelength at dry or
    reference RH(Bs_G_Dry_Neph3W_1)
  • Aerosol back-hemispheric light scattering coefficient, nominal red wavelength at
    dry or reference RH(Bbs_R_Dry_Neph3W_1)
  • Aerosol total light scattering coefficient, nominal blue wavelength at dry or
    reference RH(Bs_B_Dry_Neph3W_1)
more
maoaosnephdryS1.a1:
  • Aerosol back-hemispheric light scattering coefficient, nominal blue wavelength
    at dry or reference RH(Bbs_B_Dry_Neph3W)
  • Aerosol total light scattering coefficient, nominal blue wavelength at dry or
    reference RH(Bs_B_Dry_Neph3W)
  • Aerosol back-hemispheric light scattering coefficient, nominal green wavelength
    at dry or reference RH(Bbs_G_Dry_Neph3W)
  • Aerosol total light scattering coefficient, nominal green wavelength at dry or
    reference RH(Bs_G_Dry_Neph3W)
  • Aerosol total light scattering coefficient, nominal red wavelength at dry or
    reference RH(Bs_R_Dry_Neph3W)
  • Aerosol back-hemispheric light scattering coefficient, nominal red wavelength at
    dry or reference RH(Bbs_R_Dry_Neph3W)
more
maoaosnephwetS1.b1:
  • Aerosol back-hemispheric light scattering coefficient, nominal blue wavelength
    at ramped RH(Bbs_B_Wet_Neph3W_2)
  • Aerosol total light scattering coefficient, nominal green wavelength at ramped
    RH(Bs_G_Wet_Neph3W_2)
  • Aerosol total light scattering coefficient, nominal red wavelength at ramped RH(Bs_R_Wet_Neph3W_2)
  • Aerosol back-emispheric light scattering coefficient, nominal green wavelength
    at ramped RH(Bbs_G_Wet_Neph3W_2)
  • Aerosol total light scattering coefficient, nominal blue wavelength at ramped RH(Bs_B_Wet_Neph3W_2)
  • Aerosol back-hemispheric light scattering coefficient, nominal red wavelength at
    ramped RH(Bbs_R_Wet_Neph3W_2)
more

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