R# | Serial Number | Calibration Facility | Calibration Date | Date for next Calibration | Responsivity [45] | Calibration Factor [45] | Instrument::Make | Instrument::Model | Instrument::Description | Instrument::Program | Instrument::Factory Calibration | Instrument::Date of Factory Calibration | Responsivity Bins [2 deg] | Responsivity Function Coefficients | Other Calibrations | Calibration File | Contact Person | Documentation Title | Calibration Method | Calibration Notes | Other Information | Datalogger Entry Date | Responsivity [45] [Corr] | Calibration Factor [45] [Corr] | Correction Method | Responsivity Bins Average [2 deg] |
1 | 31193F3 | NREL's Outdoor | 04/11/1996 | | 3.37 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.37 (temp -30 to +50°C) | 04/11/1996 | | | | | Tom Kirk | Standardization of Eppley PIR | | | | | | | | |
2 | 31193F3 | NREL's Outdoor | 12/07/2009 | 12/07/2010 | K0=0; K1=0.2665; K2=1; K3= -3.6 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.37 (temp -30 to +50°C) | 04/11/1996 | | | | | Reda | | | U95=±2.76 W/m² | | 12/21/2009 | | | | |
3 | 31193F3 | NREL's Outdoor | 07/10/2012 | 07/10/2014 | K0=-0.01;K1=0.27474;K2=1.00402;K3=-2.92;Kr=7.044E-04 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.37 (temp -30 to +50°C) | 04/11/1996 | | | | | Reda | | | U95 (wrt WISG) = ±2.1 W/m² | | 08/07/2012 | | | | |
4 | 31193F3 | SRRL/2015-04 LW | 08/17/2015 | 08/17/2017 | K0=0.0;K1=0.2687;K2=1.0008;K3=-4.05;Kr=7.044e-4 ; U95 (wrt WISG) = ±2.36 W/m² ; N=3050 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.37 (temp -30 to +50°C) | 04/11/1996 | | | | | Afshin M. Andreas | BORCAL-LW 2015-04 Certificates | | | | 08/28/2015 | K0=-3.4;K1=0.2687;K2=1.0091;K3=-4.05;Kr=7.044e-4 ; U95 (wrt WISG) = ±2.34 W/m² ; N=3049 | | Analysis w/o K0 forced to zero | |
5 | 31193F3 | SRRL/2019-02 LW | 07/30/2019 | 07/30/2021 | K0=0.0;K1=0.26317;K2=1.0006;K3=-4.00;Kr=7.044e-4 ; U95 (wrt WISG) = ±2.7 W/m² ; N=4377 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.37 (temp -30 to +50°C) | 04/11/1996 | | | [2019-02-LW_NREL-SRRL-BMS.pdf] | | Afshin M. Andreas | BORCAL-LW 2019-02 Certificates | | | | 09/13/2019 | K0=2.5;K1=0.26342;K2=0.9945;K3=-3.89;Kr=7.044e-4 ; U95 (wrt WISG) = ±2.7 W/m² ; N=4368 | | Analysis w/o K0 forced to zero | |
6 | 31193F3 | SRRL/2023-02 LW | 07/18/2023 | 07/18/2025 | K1=0.27344;K2=0.9990;K3=-3.52;Kr=7.044e-4 ; U95 (wrt WISG) = ±2.5 W/m² ; N=1995 | | Eppley | PIR | Precision Infrared Radiometer | ARM/SGP | 3.37 (temp -30 to +50°C) | 04/11/1996 | | | [2023-02-LW_NREL-SRRL-BMS.pdf] | | Afshin M. Andreas | BORCAL-LW 2023-02 Certificates | | | | 10/25/2023 | | | | |