DQR ID | Subject | Data Streams Affected |
---|---|---|
D000608.11 | TWP/C2/MPL Detector | twpmplC2.00, twpmplC2.a1, twpmplcmask1clothC2.c1, twpmplnor1campC2.c1, twpmplsmask1clothC2.c1 |
D000615.2 | TWP/C2/MPL Data Gap | twpmplcmask1clothC2.c1, twpmplnor1campC2.c1, twpmplsmask1clothC2.c1 |
D000615.3 | TWP/C2/MPL Data gap | twpmplcmask1clothC2.c1, twpmplnor1campC2.c1, twpmplsmask1clothC2.c1 |
D000615.4 | TWP/C2/MPL Data gap | twpmplcmask1clothC2.c1, twpmplnor1campC2.c1, twpmplsmask1clothC2.c1 |
D000615.5 | TWP/C2/MPL Data gap | twpmplcmask1clothC2.c1, twpmplnor1campC2.c1, twpmplsmask1clothC2.c1 |
D020613.6 | TWP/C2 Installation | twpmplcmask1clothC2.c1, twpmplsmask1clothC2.c1 |
D030528.1 | TWP/MPL/C2 - Power outage in I-Van resulted in Missing Data | twpmplC2.00, twpmplC2.a1, twpmplcmask1clothC2.c1, twpmplsmask1clothC2.c1 |
D030922.1 | TWP/MPL/C2 - laser diode failure | twpmplC2.00, twpmplC2.a1, twpmplcbh1scottC2.c0, twpmplcbh1scottC2.c1, twpmplcmask1clothC2.c1, twpmplnor1campC2.c1, twpmplsmask1clothC2.c1 |
D040424.2 | TWP/MPL/C2 - Sun-shade dropping during daytime | twpmplC2.00, twpmplC2.a1, twpmplcmask1clothC2.c1, twpmplsmask1clothC2.c1 |
D040424.3 | TWP/MPL/C1 - SunShade timing problem | twpmplC1.00, twpmplC1.a1, twpmplcmask1clothC1.c1, twpmplsmask1clothC1.c1 |
D040424.4 | TWP/MPL/C1 - SP laser diode supply failed | twpmplC1.00, twpmplC1.a1, twpmplcmask1clothC1.c1, twpmplsmask1clothC1.c1 |
D060901.1 | TWP/MPL/C1 - Data dropouts | twpmplC1.a1, twpmplcmask1clothC1.c1, twpmplsmask1clothC1.c1 |
Start Date | Start Time | End Date | End Time |
---|---|---|---|
02/03/1999 | 0000 | 04/20/1999 | 1200 |
Subject: | TWP/C2/MPL Detector |
DataStreams: | twpmplC2.00, twpmplC2.a1, twpmplcmask1clothC2.c1, twpmplnor1campC2.c1, twpmplsmask1clothC2.c1 |
Description: | The MPL detector failed and was shut down. |
Measurements: | twpmplsmask1clothC2.c1:
twpmplC2.00:
twpmplnor1campC2.c1:
twpmplC2.a1:
twpmplcmask1clothC2.c1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
11/20/1998 | 2048 | 11/21/1998 | 0318 |
Subject: | TWP/C2/MPL Data Gap |
DataStreams: | twpmplcmask1clothC2.c1, twpmplnor1campC2.c1, twpmplsmask1clothC2.c1 |
Description: | Data missing |
Measurements: | twpmplsmask1clothC2.c1:
twpmplnor1campC2.c1:
twpmplcmask1clothC2.c1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
11/21/1998 | 0320 | 11/21/1998 | 0532 |
Subject: | TWP/C2/MPL Data gap |
DataStreams: | twpmplcmask1clothC2.c1, twpmplnor1campC2.c1, twpmplsmask1clothC2.c1 |
Description: | Data missing |
Measurements: | twpmplsmask1clothC2.c1:
twpmplnor1campC2.c1:
twpmplcmask1clothC2.c1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
11/23/1998 | 0218 | 11/23/1998 | 0512 |
Subject: | TWP/C2/MPL Data gap |
DataStreams: | twpmplcmask1clothC2.c1, twpmplnor1campC2.c1, twpmplsmask1clothC2.c1 |
Description: | Data missing |
Measurements: | twpmplsmask1clothC2.c1:
twpmplnor1campC2.c1:
twpmplcmask1clothC2.c1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
12/02/1998 | 1658 | 12/02/1998 | 1800 |
Subject: | TWP/C2/MPL Data gap |
DataStreams: | twpmplcmask1clothC2.c1, twpmplnor1campC2.c1, twpmplsmask1clothC2.c1 |
Description: | Data missing |
Measurements: | twpmplsmask1clothC2.c1:
twpmplnor1campC2.c1:
twpmplcmask1clothC2.c1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
11/06/1998 | 0601 | 11/19/1998 | 2359 |
Subject: | TWP/C2 Installation |
DataStreams: | twpmplcmask1clothC2.c1, twpmplsmask1clothC2.c1 |
Description: | The Nauru ARCS was installed during the period September-November 1998. Data were being collected by the end of October, but for the first several weeks of November, the site was undergoing considerable change, so data from that period should be used with caution. The official site dedication occured on November 20. Most on-site activity ended following the dedication so we will consider November 20 to be the beginning of the Nauru operations. The last members of the installation team left Nauru on November 24. |
Measurements: | twpmplsmask1clothC2.c1:
twpmplcmask1clothC2.c1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
05/24/2003 | 2300 | 05/25/2003 | 0010 |
Subject: | TWP/MPL/C2 - Power outage in I-Van resulted in Missing Data |
DataStreams: | twpmplC2.00, twpmplC2.a1, twpmplcmask1clothC2.c1, twpmplsmask1clothC2.c1 |
Description: | I forgot to put in the daily report that we took the I van down yesterday to replace the fans in the Clary UPS. This was from 2300z on 24May03 to 0010z on 25May03. Instruments affected : MPL Ceilometer MWR WSI TSI Rex |
Measurements: | twpmplsmask1clothC2.c1:
twpmplC2.00:
twpmplC2.a1:
twpmplcmask1clothC2.c1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
11/20/2001 | 0000 | 01/07/2002 | 2359 |
Subject: | TWP/MPL/C2 - laser diode failure |
DataStreams: | twpmplC2.00, twpmplC2.a1, twpmplcbh1scottC2.c0, twpmplcbh1scottC2.c1, twpmplcmask1clothC2.c1, twpmplnor1campC2.c1, twpmplsmask1clothC2.c1 |
Description: | On Nov 20, 2001, following a data gap of several hours the MPL energy monitor reading showed an abrupt decrease of about 60%. The laser energy continued to decrease to a reading of zero by Nov 23. Cloud detection is satisfactory through Nov 21, but is not satisfactory after this time until the laser diode was replaced on Jan 08, 2002. Data between the dates of 2001-11-22 and 2002-01-08 inclusive is not useful. |
Measurements: | twpmplcbh1scottC2.c1:
twpmplsmask1clothC2.c1:
twpmplC2.00:
twpmplcbh1scottC2.c0:
twpmplnor1campC2.c1:
twpmplC2.a1:
twpmplcmask1clothC2.c1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
09/15/2003 | 0000 | 10/11/2003 | 2359 |
Subject: | TWP/MPL/C2 - Sun-shade dropping during daytime |
DataStreams: | twpmplC2.00, twpmplC2.a1, twpmplcmask1clothC2.c1, twpmplsmask1clothC2.c1 |
Description: | The MPL sunshade began to act erratically on 9/15/2003 dropping frequently throughout day and night. To reduce data loss, the sunshade was restrained from blocking the MPL during the night. Thus, cloud detection during the night is satisfactory, but daytime measurements are frequently interspersed with episodes of beam-block. |
Measurements: | twpmplsmask1clothC2.c1:
twpmplC2.00:
twpmplC2.a1:
twpmplcmask1clothC2.c1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
12/14/2003 | 0000 | 02/17/2004 | 2359 |
Subject: | TWP/MPL/C1 - SunShade timing problem |
DataStreams: | twpmplC1.00, twpmplC1.a1, twpmplcmask1clothC1.c1, twpmplsmask1clothC1.c1 |
Description: | For an unknown reason, the sun shade was dropping for less then 10 minutes during the night at about 19:00 UTC between Dec 14, 2003 and Feb 17, 2004. Data taken during that ten minute interval is not looking at the sky and should be considered as though it were missing. This is a fairly small effect. Data users can simply average across the interval or block the records as "missing". |
Measurements: | twpmplC1.a1:
twpmplC1.00:
twpmplsmask1clothC1.c1:
twpmplcmask1clothC1.c1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
03/02/2004 | 0000 | 04/18/2004 | 2359 |
Subject: | TWP/MPL/C1 - SP laser diode supply failed |
DataStreams: | twpmplC1.00, twpmplC1.a1, twpmplcmask1clothC1.c1, twpmplsmask1clothC1.c1 |
Description: | The Spectra Physics laser diode supply failed on March 2, 2004. A replacement was installed April 18. Any data between these dates is worthless. |
Measurements: | twpmplC1.a1:
twpmplC1.00:
twpmplsmask1clothC1.c1:
twpmplcmask1clothC1.c1:
|
Start Date | Start Time | End Date | End Time |
---|---|---|---|
08/19/2006 | 1800 | 08/28/2006 | 0041 |
Subject: | TWP/MPL/C1 - Data dropouts |
DataStreams: | twpmplC1.a1, twpmplcmask1clothC1.c1, twpmplsmask1clothC1.c1 |
Description: | Data dropouts occurred during this period. Problem ended when MPL computer was rebooted. |
Measurements: | twpmplC1.a1:
twpmplsmask1clothC1.c1:
twpmplcmask1clothC1.c1:
|