| R# | Site | Serial Number | Measurement | Start Date | Start Time | End Date | End Time | Data Quality Statement |
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| 1 | BMS | | Direct LI-201 | 09/29/2023 | 12:40:00 | 09/29/2023 | 13:55:00 | Due to an NREL-wide power outage caused by Xcel Energy, The following BMS instruments were not pointing at the sun during this time: Direct CHP-2, NIP, DR02, RG780, TWC, LI-201, LI-190; and the following instruments were un-shaded: Diffuse SR25, CM22-1, CG4. |
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| 2 | BMS | | Direct LI-201 | 12/01/2022 | 12:08:00 | 12/01/2022 | 13:01:00 | Due to BMS middle sci-tec backup battery replacement (which requires soldering), The following BMS instruments were not pointing at the sun during this time: Direct CHP-2, NIP, DR02, RG780, TWC, LI-201, LI-190; and the following instruments were un-shaded: Diffuse SR25, CM22-1, CG4. However automatic substitution was enabled for the CHP1-2, SR25, and CM22-1. |
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| 3 | BMS | | Direct LI-201 | 11/22/2022 | 00:00:00 | 11/23/2022 | 23:59:00 | Due to BMS middle sci-tec failure, The following BMS instruments were not exactly pointing at the sun during this time: Direct CHP-2, NIP, DR02, RG780, TWC, LI-201, LI-190; and the following instruments were just barely shaded: Diffuse SR25, CM22-1, CG4. On 11/23/2022, 11/22/2022 data for CHP1-2, NIP, SR25, and CM22-1 were replaced with primary measurements from south tracker. Note that data on 11/23/2022 were automatically substituded at the logger during middle tracker replacement. |
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| 4 | BMS | | Direct LI-201 | 08/22/2022 | 00:00:00 | 08/25/2022 | 08:03:00 | Due to BMS middle sci-tec failure, The following BMS instruments were not pointing at the sun during this time: Direct CHP-2, NIP, DR02, RG780, TWC, LI-201, LI-190; and the following instruments were un-shaded: Diffuse SR25, CM22-1, CG4. However automatic substitution was enabled for the CHP1-2, NIP, SR25, and CM22-1. |
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| 5 | BMS | | Direct LI-201 | 08/21/2022 | 00:00:00 | 08/21/2022 | 23:59:00 | Due to BMS middle sci-tec failure, The following BMS instruments were not pointing at the sun during this time: Direct CHP-2, NIP, DR02, RG780, TWC, LI-201, LI-190; and the following instruments were un-shaded: Diffuse SR25, CM22-1, CG4. On 9/14/2022 data for CHP1-2, NIP, SR25, and CM22-1 were replaced with primary measurements from south tracker (which were also reconstucted). |
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| 6 | BMS | | Direct LI-201 | 05/18/2020 | 13:03:00 | 12/15/2021 | 19:31:00 | DATA CORRECTED on 12/17/2021: Irradiances were increased by 0.675% due to revised BORCAL report for all BMS shortwave radiometers calibrated in 2020 and 2021. |
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| 7 | BMS | | Direct LI-201 | 03/09/2019 | 08:40:00 | 03/09/2019 | 13:01:00 | Due to a scheduled NREL/SRRL power outage, to install power meters on the SRRL building, The following BMS instruments were not pointing at the sun during this time: Direct NIP, LI-201, LI-190, NIP RG780, TWC, DR02; and the following instruments were un-shaded: CG4. |
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| 8 | BMS | | Direct LI-201 | 01/17/2017 | 07:15:00 | 01/17/2017 | 08:56:00 | Due to a tripped GFCI powering the Sci-Tec tracker, The following BMS instruments were not pointing at the sun during this time: Direct CHP1 #2, NIP, DR02, LI-201, LI-190, NIP RG780, TWC; and the following instruments were un-shaded: Diffuse CM22 #1, CMP11, CG4. |
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| 9 | BMS | | Direct LI-201 | 05/02/2015 | 09:00:00 | 05/02/2015 | 18:53:00 | Due to a snagged signal cable on the Sci-Tec tracker, The following BMS instruments were not pointing at the sun during this time: Direct NIP #1, LI-201, LI-190, NIP RG780, TWC; and the following instruments were un-shaded: Diffuse CM22, CMP11, CG4. |
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| 10 | BMS | | Direct LI-201 | 12/21/2013 | 07:00:00 | 12/21/2013 | 16:22:00 | Due to a scheduled NREL power outage, to upgrade campus electrical infrastructure, The following BMS instruments were not pointing at the sun during this time: Direct NIP #1, LI-201, LI-190, NIP RG780, TWC; and the following instruments were un-shaded: Diffuse CM22, CUV4, CG4. The Middle Sci-Tec tracker for these instruments were temporarily put on a secondary UPS which failed immediately. |
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| 11 | BMS | | Direct LI-201 | 12/16/2013 | 09:00:00 | | | The Direct LI-201 sensor has been temporarily moved (swapped with the LI-190) to to the outer "piggy back" lower position on the tracker, so that the Direct Quantum LI-190 sensor would not be shaded by the ventilator on the tracker to the south of the instrument. Until it gets moved to the final upper position, the sensor will be shaded between approx 9:10 and 9:40 MST of every day. |
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| 12 | BMS | | Direct LI-201 | 03/02/2013 | 13:06:00 | 03/02/2013 | 18:24:00 | Due to a scheduled NREL power outage, to upgrade campus power capacity, The following BMS instruments were not pointing at the sun during this time: Direct CH1, NIP #2, NIP #1, LI-201, NIP RG780, CUVA2, CUVB2, TWC; and the following instruments were un-shaded: Diffuse 8-48, PSP, CM22, CUV4, PIR, CG4. The Sci-Tec tracker for these insruments are protected by UPS, however the battery depleted at 13:06 MST (the power outage started at 8:06 MST) |
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| 13 | BMS | | Direct LI-201 | 05/26/2012 | 06:15:00 | 05/26/2012 | 07:12:00 | Due to a planned power outage for SRRL electrical work, the following BMS instruments were not following the sun: NIP #1, RG780 NIP, LI-201, TWC Photometer and the following instruments were not shaded CM22, CUV4, and CG4. |
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| 14 | BMS | | Direct LI-201 | 09/08/2011 | 08:23:00 | 09/08/2011 | 09:38:00 | Due to a planned power outage for SRRL construction activities, the following BMS instruments were not following the sun: NIP #1, RG780 NIP, LI-201, TWC Photometer and the following instruments were not shaded CM22, CUV4, and CG4. |
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| 15 | BMS | | Direct LI-201 | 05/07/2011 | 05:55:00 | 05/09/2011 | 07:58:00 | There was a planned power outage for SRRL construction activities that started at 5:18 MST. Unfortunately, the backup generator provided to SRRL was providing bad power to the UPS powering the Sci-Tec trackers, therefore the UPS failed at 5:55 MST. Unfortunately, when normal AC power was restored at 11:45 MST, the Sci-Tec trackers had lost all their configuration due to UPS cycling on and off during the outage, therefore were not tracking. The tracker settings were restored on May 9 at 7:58 MST. The following BMS instruments were not pointing at the sun during this time: Direct CH1, NIP #2, NIP #1, LI-201, NIP RG780, CUVA2, CUVB2, TWC; and the following instruments were un-shaded: Diffuse 8-48, PSP, CM22, CUV4, PIR, CG4 |
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| 16 | BMS | | Direct LI-201 | 04/15/2011 | 06:43:00 | 04/15/2011 | 06:50:00 | There was a planned power outage for SRRL construction activities that started at 6:11 MST. Unfortunately, the UPS powering the Sci-Tec trackers failed due to bad/old batteries at 6:43 MST. The following BMS instruments were not point at the sun for this brief period of time: CH1, NIP #2, NIP #1, LI-201, NIP RG780. |
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| 17 | BMS | | Direct LI-201 | 03/18/2011 | 00:00:00 | 03/18/2011 | 07:57:00 | The Sci-Tec #2 tracker was jammed on the shading plate. The following instruments were unshaded: CM22, CUV4, CG4; and the following instruments were not pointing at the sun: NIP #1, NIP RG780, LI-201, TWC Photometer. |
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| 18 | BMS | PYHR100 | Direct LI-201 | 10/30/2010 | 00:00:00 | 11/01/2010 | 11:27:00 | The Sci-Tec #2 tracker was apparently not working during this time. The following instruments were unshaded: CM22, CUV4, CG4; and the following instruments were not pointing at the sun: NIP #1, NIP RG780, LI-201. |
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| 19 | BMS | | Direct LI-201 | 12/15/2009 | 09:40:00 | 12/15/2009 | 10:00:00 | The Sci-Tec #2 tracker collided with another empty Sci-Tec tracker. The following instruments were unshaded: CM22, CUV4, CG4; and the following instruments were not pointing at the sun: NIP #1, NIP RG780, LI-201. |
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| 20 | BMS | | Direct LI-201 | 12/09/2009 | 12:11:00 | 12/09/2009 | 14:22:00 | Due to a power outage at NREL, followed by bad power, the SRRL tracker UPS shutdown. The following BMS instruments were not pointing at the sun: Direct CH1, NIP1, NIP2, NIP-RG780, LI201, TWC500, CUV4; and the following instruments were unshaded: 8-48, CM22, PSP, CUV4, PIR, CG4. |
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| 21 | BMS | PYHR100 | Direct LI-201 | 07/30/2009 | 12:45:00 | 07/30/2009 | 23:59:00 | The Sci-Tec #2 tracker was apparently not working during this time. The following instruments were unshaded: CM22, CUV4, CG4; and the following instruments were not pointing at the sun: NIP #1, NIP RG780, LI-201. |
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| 22 | BMS | | Direct LI-201 | 11/15/2008 | 14:02:00 | 11/15/2008 | 14:32:00 | Due to a planned power outage at SRRL, the following BMS instruments were not pointing at the sun: Direct CH1, NIP1, NIP2, LI201, TWC500, CUV4. |
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| 23 | BMS | PYHR100 | Direct LI-201 | 05/25/2006 | 10:50:00 | 05/25/2006 | 11:26:00 | Sun Follower III tracker was down due to power shutdown for installation of new SRRL equipment lift. The following instruments were NOT pointing at the SUN: NIP #1, NIP RG780, CUVB2, LI-201, TWC (500nm). |
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| 24 | BMS | PYHR100 | Direct LI-201 | 05/08/2006 | 08:30:00 | 05/08/2006 | 15:30:00 | The LICOR sensor was signal was erratic and very large (up to 6000 W/m^2). Cause is unknown, however there may have been patching for BORCAL 2006-01 occuring on that day. |
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| 25 | BMS | PYHR100 | Direct LI-201 | 11/05/2005 | 06:37:00 | 11/07/2005 | 08:10:00 | Sun Follower III tracker was down due to a power outage on 11/4/2005 at 23:14 MST. The following instruments were NOT pointing at the SUN: NIP #1, NIP RG780, CUVB2, LI-201. |
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