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 | 21096 | Eppley | 06/26/1981 | | 12.05 (temp -20 to +40°C) | | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | | | | | Tom Kirk | Standardization of Eppley 8-48 | | | | | | | | |
2 | 21096 | NREL/Cal. facility | 04/20/2000 | 04/20/2001 | Rs=11.34 uV/W/sqm | | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | | | | | Tom Stoffel | | | uncert=+/-3.% | | | | | | |
3 | 21096 | NREL/Borcal00-03 | 09/12/2000 | 09/12/2001 | Rs = 11.624 µV/W/m² | CF = 86.03 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | | | | | Tom Stoffel | Borcal00-03 | | Uncert = ±2.5% | | | | | | |
4 | 21096 | NREL/10/00 | 10/30/2000 | 10/30/2001 | Rs=11.56 | | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | | | | | Tom Stoffel | Diffuse Irradiance Calibration | | U=+3.6%; -2.4% | | | | | | |
5 | 21096 | SRRL/2001-01 | 07/28/2001 | 07/28/2002 | RS@45=11.619 µV/W/m² ; +3.13/-1.77% ; N=11 | CF@45=86.069 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | [21096_Eppley_8-48.coef.txt] | | | Tom Stoffel | Borcal 2001-01 | | Valid Incident angle range for RS@45: 30-60 | Revised Responsivities | | | | | |
6 | 21096 | SRRL/2001-02 | 08/26/2001 | 08/26/2002 | RS@45=11.617 µV/W/m² ; +3.70/-2.16% ; N=31 | CF@45=86.084 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | [21096_Eppley_8-48.coef.txt] | | | Tom Stoffel | Borcal 2001-02 | | Valid Incident angle range for RS@45: 30-60 | Revised Responsivities | | | | | |
7 | 21096 | SRRL/2002-02 | 06/06/2002 | 06/06/2003 | RS@45=11.549 µV/W/m² ; +2.64/-1.90% ; N=11 | CF@45=86.588 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | [21096_Eppley_8-48.coef.txt] | | | Tom Stoffel | Borcal 2002-02 | | Valid Incident angle range for RS@45: 30-60 | Responsivities Revised 10-20-2003 | | | | | |
8 | 21096 | SRRL/2002-03 | 07/16/2002 | 07/16/2003 | RS@45=11.627 µV/W/m² ; +2.42/-1.78% ; N=10 | CF@45=86.007 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | [21096_Eppley_8-48.coef.txt] | | | Tom Stoffel | Borcal 2002-03 | | Valid Incident angle range for RS@45: 30-60 | Responsivities Revised 10-20-2003 | | | | | |
9 | 21096 | SRRL/2002-04 | 09/02/2002 | 09/02/2003 | RS@45=11.609 µV/W/m² ; +3.57/-2.31% ; N=11 | CF@45=86.138 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | [21096_Eppley_8-48.coef.txt] | | | Tom Stoffel | Borcal 2002-04 | | Valid Incident angle range for RS@45: 31-60 | Responsivities Revised 10-20-2003 | 04/18/2003 | | | | |
10 | 21096 | SRRL/2004-01 | 06/22/2004 | 06/22/2005 | RS@45=11.501 µV/W/m² ; +2.84/-2.19% ; N=10 | CF@45=86.948 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | [21096_Eppley_8-48.coef.txt] | | | Tom Stoffel | Borcal 2004-01 | | Valid Incident angle range for RS@45: 30-60 | | 11/08/2004 | | | | |
11 | 21096 | SGP/2004-02 | 08/29/2004 | 08/29/2005 | RS@45=11.715 µV/W/m² ; +3.50/-1.13% ; N=11 | CF@45=85.363 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | [21096_Eppley_8-48.coef.txt] | | | Dan Nelson | Borcal 2004-02 | | Valid Incident angle range for RS@45: 30-60 | | | | | | |
12 | 21096 | SRRL/2006-01 | 05/16/2006 | 05/16/2007 | RS@45=11.504 µV/W/m² ; +3.22/-1.92% ; N=14 ; I:30-60 | CF@45=86.929 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | [21096_Eppley_8-48.coef.txt] | [21096_Eppley_8-48.lato.txt] | | Tom Stoffel | BORCAL 2006-01 Certificates | | | | 06/08/2006 | n/a ; n/a ; n/a ; I:n/a | n/a | None ; Estimated thermal offset error = -1 W/m² | |
13 | 21096 | SRRL/2008-01 | 05/18/2008 | 05/18/2009 | RS@45=11.591 µV/W/m² ; +2.58/-1.99% ; N=12 ; I:30-60 | CF@45=86.272 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | [21096_Eppley_8-48.coef.txt] | [21096_Eppley_8-48.lato.txt] | | Tom Stoffel | BORCAL 2008-01 Certificates | | | | 06/24/2008 | n/a ; n/a ; n/a ; I:n/a | n/a | None ; Estimated thermal offset error = -1 W/m² | |
14 | 21096 | SRRL/2010-01 | 05/23/2010 | 05/23/2011 | R@45=11.608 µV/W/m² ; +3.10/-2.47% ; N=12 ; Z:30-60 | CF@45=86.149 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | [21096_Eppley_8-48.coef.txt] | [21096_Eppley_8-48.lato.txt] | | Tom Stoffel | BORCAL 2010-01 Certificates | | | | 07/02/2010 | R@45=11.608 µV/W/m² ; +3.10/-2.47% ; N=12 ; Z:30-60 | CF@45=86.149 W/m²/mV | None ; Rnet=0.0 | |
15 | 21096 | SRRL/2012-01 | 05/04/2012 | 05/04/2013 | R@45=11.554 µV/W/m² ; +4.05/-1.55% ; N=9 ; Z:30-60 | CF@45=86.550 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | [21096_Eppley_8-48.coef.txt] | [21096_Eppley_8-48.lato.txt] | | Tom Stoffel | BORCAL 2012-01 Certificates | | | | 06/07/2012 | R@45=11.554 µV/W/m² ; +4.05/-1.55% ; N=9 ; Z:30-60 | CF@45=86.550 W/m²/mV | None ; Rnet=0.0 | |
16 | 21096 | SRRL/2014-02 | 06/04/2014 | 06/04/2015 | R@45=11.546 µV/W/m² ; +3.90/-1.99% ; N=13 ; Z:30-60 | CF@45=86.611 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | [21096_Eppley_8-48.coef.txt] | [21096_Eppley_8-48.lato.txt] | | Afshin M. Andreas | BORCAL 2014-02 Certificates | | | | 06/20/2014 | R@45=11.546 µV/W/m² ; +3.90/-1.99% ; N=13 ; Z:30-60 | CF@45=86.611 W/m²/mV | None ; Rnet=0.0 | [21096_Eppley_8-48.2avg.txt] |
17 | 21096 | SRRL/2016-02 SW | 06/05/2016 | 06/05/2017 | R@45=11.643 µV/W/m² ; +2.61/-1.49% ; N=10 ; Z:30-60 | CF@45=85.885 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | [21096_Eppley_8-48.coef.txt] | [21096_Eppley_8-48.lato.txt] | | Afshin M. Andreas | BORCAL-SW 2016-02 Certificates | | | | 06/10/2016 | R@45=11.643 µV/W/m² ; +2.61/-1.49% ; N=10 ; Z:30-60 | CF@45=85.885 W/m²/mV | None ; Rnet=0.0 | [21096_Eppley_8-48.2avg.txt] |
18 | 21096 | SRRL/2018-03 SW | 05/16/2018 | 05/16/2019 | R@45=11.292 µV/W/m² ; +2.7/-1.4% ; N=10 ; Z:30-60 | CF@45=88.561 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | | [2018-03_NREL-SRRL-BMS.pdf] | | Afshin M. Andreas | BORCAL-SW 2018-03 Certificates | | | | 05/23/2018 | R@45=11.292 µV/W/m² ; +2.7/-1.4% ; N=10 ; Z:30-60 | CF@45=88.561 W/m²/mV | None ; Rnet=0.0 | [21096_Eppley_8-48.2avg.txt] |
19 | 21096 | SRRL/2020-02 SW | 05/05/2020 | 05/05/2021 | R@45=11.649 µV/W/m² ; +3.6/-1.6% ; N=10 ; Z:30-60 | CF@45=85.844 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | | [2020-02_NREL-SRRL-BMS.pdf] | | Afshin M. Andreas | BORCAL-SW 2020-02 Certificates | | | Revised 12/09/2021 | 05/13/2020 | R@45=11.649 µV/W/m² ; +3.6/-1.6% ; N=10 ; Z:30-60 | CF@45=85.844 W/m²/mV | None ; Rnet=0.0 | [21096_Eppley_8-48.2avg.txt] |
20 | 21096 | SRRL/2022-02 SW | 04/30/2022 | 04/30/2023 | R@45=11.657 µV/W/m² ; +3.9/-2.2% ; N=11 ; Z:30-60 | CF@45=85.786 W/m²/mV | Eppley | 8-48 | Black & White Pyranometer | NREL/Program | 12.05 (temp -20 to +40°C) | 06/26/1981 | [21096_Eppley_8-48.2deg.txt] | | [2022-02_NREL-SRRL-BMS.pdf] | | Afshin M. Andreas | BORCAL-SW 2022-02 Certificates | | | | 07/21/2022 | R@45=11.657 µV/W/m² ; +3.9/-2.2% ; N=11 ; Z:30-60 | CF@45=85.786 W/m²/mV | None ; Rnet=0.0 | [21096_Eppley_8-48.2avg.txt] |