| R# | Serial Number | Calibration Facility | Calibration Date | Date for next Calibration | Responsivity [45] | Responsivity [45:55] | Responsivity [Comp] | Calibration Factor [45] | Instrument::Make | Instrument::Model | Instrument::Description | Instrument::Program | Instrument::Factory Calibration | Instrument::Date of Factory Calibration | Responsivity Bins [2 deg] | Responsivity Bins [9 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] | Responsivity [45:55] [Corr] | Responsivity [Comp] [Corr] | Correction Method |
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| 1 | 910002 | Kipp & Zonen | 11/22/1991 | | 16.66 | | | | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | | | | | | | Calibration Certificate | | | | | | | | | |
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| 2 | 910002 | NREL/97-04 | 07/14/1997 | 07/14/1998 | Rs=16.740 uV/W/sqm | | | Cf=59.74 W/sqm/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | | | | | | Tom Stoffel | Borcal97-04 | | +/-1.6% | Cal'd:6/95 16.656) | | | | | | |
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| 3 | 910002 | NREL/98-03 | 08/07/1998 | 08/07/1999 | Rs=16.532 uV/W/sqm | | | Cf=60.49 W/sqm/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | | | | | | Tom Stoffel | Borcal98-03 | | +/-2.6% | | | | | | | |
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| 4 | 910002 | NREL/98-05 | 09/03/1998 | 09/03/1999 | Rs=16.578 uV/W/sqm | | | Cf=60.32 W/sqm/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | | | | | | Tom Stoffel | Borcal98-05 | | +/-1.9% | | | | | | | |
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| 5 | 910002 | NREL/99-02 | 06/27/1999 | 06/27/2000 | Rs = 16.738 µV/W/m² | | | | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | | | | | | Tom Stoffel | Borcal99-02 | | CF = 59.74 W/m²/mV Uncert = ±3.4% | | | | | | | |
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| 6 | 910002 | NREL/99-03 | 07/28/1999 | 07/28/2000 | Rs=16.826 uV/W/sqm | | | Cf=59.43 W/sqm/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | | | | | | Tom Stoffel | Borcal99-03 | | +/-3.5% | | | | | | | |
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| 7 | 910002 | NREL/2000-01 | 05/16/2000 | 05/16/2001 | Rs = 16.262 µV/W/m² | | | CF = 61.49 W/m²/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | | | | | | Tom Stoffel | Borcal00-01 | | Uncert = ±2.5% | | | | | | | |
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| 8 | 910002 | NREL/Borcal00-03 | 09/12/2000 | 09/12/2001 | Rs = 16.277 µV/W/m² | | | CF = 61.44 W/m²/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | | | | | | Tom Stoffel | Borcal00-03 | | Uncert = ±2.1% | | | | | | | |
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| 9 | 910002 | Kipp & Zonen | 06/06/2001 | | 16.20 | | | | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | | | | | | | Certificate of Calibration for Pyranometers | | | | | | | | | |
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| 10 | 910002 | SRRL/2002-01 | 04/22/2002 | 04/22/2003 | RS@45=16.367 µV/W/m² ; +1.86/-1.58% ; N=14 | 16.385 µV/W/m² ; ±1.71% | 16.383 µV/W/m² ; +14.73/-6.97% | CF@45=61.098 W/m²/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | [910002_Kipp_&_Zonen_CM21.2deg.txt] | [910002_Kipp_&_Zonen_CM21.9deg.txt] | [910002_Kipp_&_Zonen_CM21.coef.txt] | | | Tom Stoffel | Borcal 2002-01 | | Valid Incident angle range for RS@45: 30-60 | Responsivities Revised 10-20-2003 | | | | | | |
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| 11 | 910002 | SRRL/2002-02 | 06/06/2002 | 06/06/2003 | RS@45=16.317 µV/W/m² ; +0.81/-1.79% ; N=11 | 16.257 µV/W/m² ; ±1.66% | 16.268 µV/W/m² ; +4.55/-14.77% | CF@45=61.285 W/m²/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | [910002_Kipp_&_Zonen_CM21.2deg.txt] | [910002_Kipp_&_Zonen_CM21.9deg.txt] | [910002_Kipp_&_Zonen_CM21.coef.txt] | | | Tom Stoffel | Borcal 2002-02 | | Valid Incident angle range for RS@45: 30-60 | Responsivities Revised 10-20-2003 | | | | | | |
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| 12 | 910002 | SRRL/2002-03 | 07/16/2002 | 07/16/2003 | RS@45=16.222 µV/W/m² ; +1.40/-1.18% ; N=10 | 16.240 µV/W/m² ; ±1.44% | 16.209 µV/W/m² ; +2.66/-13.46% | CF@45=61.645 W/m²/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | [910002_Kipp_&_Zonen_CM21.2deg.txt] | [910002_Kipp_&_Zonen_CM21.9deg.txt] | [910002_Kipp_&_Zonen_CM21.coef.txt] | | | Tom Stoffel | Borcal 2002-03 | | Valid Incident angle range for RS@45: 30-60 | Responsivities Revised 10-20-2003 | 04/10/2003 | | | | | |
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| 13 | 910002 | SRRL/2002-04 | 09/02/2002 | 09/02/2003 | RS@45=16.283 µV/W/m² ; +1.37/-1.43% ; N=14 | 16.266 µV/W/m² ; ±1.25% | 16.262 µV/W/m² ; +7.63/-1.26% | CF@45=61.412 W/m²/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | [910002_Kipp_&_Zonen_CM21.2deg.txt] | [910002_Kipp_&_Zonen_CM21.9deg.txt] | [910002_Kipp_&_Zonen_CM21.coef.txt] | | | Tom Stoffel | Borcal 2002-04 | | Valid Incident angle range for RS@45: 31-60 | Responsivities Revised 10-20-2003 | | | | | | |
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| 14 | 910002 | SRRL/2004-01 | 06/22/2004 | 06/22/2005 | RS@45=16.222 µV/W/m² ; +1.17/-1.40% ; N=12 | 16.175 µV/W/m² ; ±1.18% | 16.215 µV/W/m² ; +6.28/-7.88% | CF@45=61.645 W/m²/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | [910002_Kipp_&_Zonen_CM21.2deg.txt] | [910002_Kipp_&_Zonen_CM21.9deg.txt] | [910002_Kipp_&_Zonen_CM21.coef.txt] | | | Tom Stoffel | Borcal 2004-01 | | Valid Incident angle range for RS@45: 30-60 | | 07/12/2004 | | | | | |
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| 15 | 910002 | SRRL/2006-01 | 05/16/2006 | 05/16/2007 | RS@45=16.302 µV/W/m² ; +1.56/-1.51% ; N=12 ; I:30-60 | 16.313 µV/W/m² ; ±1.28% | 16.311 µV/W/m² ; +3.63/-3.31% | CF@45=61.344 W/m²/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | [910002_Kipp_&_Zonen_CM21.2deg.txt] | [910002_Kipp_&_Zonen_CM21.9deg.txt] | [910002_Kipp_&_Zonen_CM21.coef.txt] | [910002_Kipp_&_Zonen_CM21.lato.txt] | | Tom Stoffel | BORCAL 2006-01 Certificates | | | | 06/07/2006 | n/a ; n/a ; n/a ; I:n/a | n/a | n/a ; n/a | n/a ; n/a | None ; Estimated thermal offset error = -10 W/m² |
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| 16 | 910002 | SRRL/2008-01 | 05/18/2008 | 05/18/2009 | RS@45=16.252 µV/W/m² ; +1.30/-1.12% ; N=14 ; I:30-60 | 16.267 µV/W/m² ; ±0.79% | 16.272 µV/W/m² ; +3.01/-1.65% | CF@45=61.532 W/m²/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | [910002_Kipp_&_Zonen_CM21.2deg.txt] | [910002_Kipp_&_Zonen_CM21.9deg.txt] | [910002_Kipp_&_Zonen_CM21.coef.txt] | [910002_Kipp_&_Zonen_CM21.lato.txt] | | Tom Stoffel | BORCAL 2008-01 Certificates | | | | 06/25/2008 | n/a ; n/a ; n/a ; I:n/a | n/a | n/a ; n/a | n/a ; n/a | None ; Estimated thermal offset error = -10 W/m² |
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| 17 | 910002 | SRRL/2010-01 | 05/23/2010 | 05/23/2011 | R@45=16.346 µV/W/m² ; +1.24/-1.34% ; N=13 ; Z:30-60 | n/a ; n/a | n/a ; n/a | CF@45=61.177 W/m²/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | [910002_Kipp_&_Zonen_CM21.2deg.txt] | | [910002_Kipp_&_Zonen_CM21.coef.txt] | [910002_Kipp_&_Zonen_CM21.lato.txt] | | Tom Stoffel | BORCAL 2010-01 Certificates | | | | 07/01/2010 | R@45=16.346 µV/W/m² ; +1.24/-1.34% ; N=13 ; Z:30-60 | CF@45=61.177 W/m²/mV | n/a ; n/a | n/a ; n/a | None ; Rnet=0.0 |
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| 18 | 910002 | SRRL/2012-01 | 05/04/2012 | 05/04/2013 | R@45=16.359 µV/W/m² ; +1.28/-1.40% ; N=9 ; Z:30-60 | n/a | n/a | CF@45=61.127 W/m²/mV | Kipp & Zonen | CM21 | Pyranometer | NREL/Program | 16.20 | 06/06/2001 | [910002_Kipp_&_Zonen_CM21.2deg.txt] | | [910002_Kipp_&_Zonen_CM21.coef.txt] | [910002_Kipp_&_Zonen_CM21.lato.txt] | | Tom Stoffel | BORCAL 2012-01 Certificates | | | | 08/13/2012 | R@45=16.359 µV/W/m² ; +1.28/-1.40% ; N=9 ; Z:30-60 | CF@45=61.127 W/m²/mV | n/a | n/a | Effective Net IR ; Rnet=0.610 µV/W/m² ; Estimated |
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