| Date | Start Time | End Time | Duration | Flight Profile | Comments |
|---|---|---|---|---|---|
| 29/11/2007 | 12:56:57 PM | 1:15:01 PM | 0:18:04 | No profile conducted - instrument test flight | |
| 02/12/2007 | 11:29:47 AM | 12:25:33 PM | 0:55:46 | No profile conducted - instrument test flight | DMA & CCNC not yet installed, O3 analyzer shipped for repairs |
| 04/12/2007 | 12:16:34 PM | 1:35:27 PM | 1:18:53 | No profile conducted - instrument test flight | O3 analyzer being shipped, CO analyzer analogue board problem, could not run. CCNC faulty |
| 06/12/2007 | 9:22:06 AM | 12:15:09 PM | 2:53:03 | Flight Plan 6 - To intercept cloudsat- cloud penetrations at 24 000ft | Analyzer pump faulty, could not run. CCNC faulty |
| 08/12/2007 | 8:08:50 AM | 11:13:51 AM | 3:05:01 | Flight Plan 7 - To intercept calipso - aerosol profile to 15 000ft | CCNC faulty |
| 13/12/2007 | 9:28:34 AM | 11:00:00 AM | 1:31:26 | No profile conducted - instrument test flight | Test flight, required minimal equipment to be running to test engine shut off |
| 15/12/2007 | 8:55:46 AM | 11:27:55 AM | 2:32:09 | Flight Plan 7 - To intercept calipso - aerosol profile to 13 000ft | |
| 16/12/2007 | 10:42:26 AM | 12:52:12 PM | 2:09:46 | Flight Plan 5 followed by Flight Plan 8 - profile to 20 000ft | |
| 21/12/2007 | 8:14:00 AM | 11:59:00 AM | 3:45:00 | Flight Plan 3 - | profile to 10 000ft - cloud penetration 6 500ft - 8 000ft - seeding aerosol profile flight with cloud penetration - all instruments good (O3 not yet installed)- warning on M300 system about time |
| 31/12/2007 | 9:15:00 AM | 11:09:00 AM | 1:54:00 | Flight Plan 7 - To intercept Calipso - aerosol profile to 14 400ft | satellite overpass - all instruments good (O3 mounted but not connected) |
| 06/01/2008 | 10:42:00 AM | 12:14:00 PM | 1:32:00 | Flight Plan 4 - profile to 11 000ft | PCASP counts showed bin 4 and bin 5 to be under- counting and over- counting respectively. O3 connected and running, yet noticeable noise observed in data. Rosemount temperature analyzer seems to be incorrect - test flight to be run to see if problem pers |
| 08/01/2008 | 10:44:00 AM | 11:55:00 AM | 1:11:00 | Flight Plan 4 - profile to 7 800ft | PCASP still has problem with bins 4 and 5. requesting another PCASP to be flown in with the Lear jet to run a comparative analysis. Rosemount temperature analyzer is working fine. |
| 09/01/2008 | 9:54:00 AM | 11:25:00 AM | 1:31:00 | Flight Plan 7 - profile to 9 800ft | |
| 10/01/2008 | 8:05:00 AM | 3:44:00 PM | 7:39:00 | Flight Plan 1 - seeding conducted - cloud penetrations | Lightning strike - cut power for brief time. Instruments came back on. After flight testing concluded that CCN, 2DC and 2DP not working. |
| 06/02/2008 | 11:53:34 AM | 1:11:50 PM | 1:18:16 | Flight Plan 4 - profile to 9 600ft | New PCASP used. Two FSSP's used with ranges on both at 3. CCN being repaired |
| 07/02/2008 | 11:45:00 AM | 5:26:06 PM | 5:41:06 | Flight Plan 3 - aersol profile 5 000 - 11 000ft below cloud base. C1 P1 at 10 500ft - Flight Plan 1 seeding from Ha'il | M300 kept rebooting for no apparent reason. Total of 9 files created from Riyadh to Hail. No problems from Hail back to Riyadh. CCN still in repairs. Two FSSP still being used to get comparative data. AIMMS stopped working from 12:30 -14:36. The GPS stopped working from 12:54 to 13:54. |
| 08/02/2008 | 12:13:16 PM | 2:12:57 PM | 1:59:41 | Flight Plan 3 - did not proceed with cloud penetrations - aerosol profile to 8 000ft, below cloud base. Seeding | No problems with the M300. Ranges of FSSP would not change. After flight the old FSSP was taken off and the NRL FSSP placed on the left wing. The 2DP put back on the right wing |
| 10/02/2008 | 9:23:00 AM | 10:59:27 AM | 1:36:27 | Flight Plan 7 - Calipso overpass - profile to 12 800ft | All instruments working including the CCN. The M300 rebooted once, at the very end of the flight while the data was being saved. |
| 17/02/2008 | 8:58:16 AM | 11:13:54 AM | 2:15:38 | Flight Plan 7 - Calipso overpass - profile to 12 500ft | All instruments in good working order |
| 20/02/2008 | 9:19:31 AM | 11:40:36 AM | 2:21:05 | Flight Plan 4 - Aerosol profile to 13 500ft. | The O3 analyzer had no power as the new headphone system was being tested - it needed an analyzers power source. O3 was selected. |
| 22/02/2008 | 10:41:07 AM | 11:32:21 AM | 0:51:14 | Flight Plan 5 - pollution plume profile at 4000ft altitude | The CO analyzer lost power half way through the flight - it was then disconnected for the remainder of the flight |
| 26/02/2008 | 0:00:00 | Flight Plan 6 - To intercept cloudsat | No instruments worked - the aircraft inverter tripped so had to be replaced. | ||
| 12/03/2008 | 11:34:21 AM | 1:07:51 PM | 1:33:30 | Flight Plan 8 - Sounding Comparison flight to 20 000ft | CO and O3 gas analyzers were not working as 2 of the inverters were removed for testing. 2DP waiting to be shipped for repairs |
| 13/03/2008 | 7:45:53 AM | 11:21:12 AM | 3:35:19 | Flight Plan 3 - Aerosol / cloud interactions and cloud penetrations | CO and O3 gas analyzers were not working as 2 of the inverters were removed for testing. 2DP waiting to be shipped for repairs |
| 13/03/2008 | 12:29:27 PM | 3:36:01 PM | 3:06:34 | Flight Plan 3 - Aerosol / cloud interactions and cloud penetrations | CO and O3 gas analyzers were not working as 2 of the inverters were removed for testing. 2DP waiting to be shipped for repairs |
| 16/03/2008 | 9:03:26 AM | 1:38:22 PM | 4:34:56 | Flight Plan 3 - Aerosol / cloud interactions and cloud penetrations | All instruments in good working order - 2DP still waiting to be shipped for repairs |
| 19/03/2008 | 7:16:12 AM | 9:32:51 AM | 2:16:39 | Flight Plan 9 - Flare aerosol and airplane exhaust distributions | All instruments in good working order |
| 20/03/2008 | 9:23:26 AM | 11:10:36 AM | 1:47:10 | Flight Plan 7 - Calipso overpass - profile to 15 000ft | All instrument in good working order |
| 29/03/2008 | 9:17:22 AM | 11:30:52 AM | 2:13:30 | Flight Plan 7 - Calipso overpass - profile to 12 000ft | All instrument in good working order - AIMMS in-air calibration at 18 000ft |
| 03/04/2008 | 6:42:57 AM | 8:57:07 AM | 2:14:10 | No set Flight Plan -Aerosol profile combined with maintainance - 16 000ft | FSSP was not registering particle distribution - had good voltages. All other instruments were in good working condition |
| 03/04/2008 | 11:11:28 AM | 11:54:36 AM | 0:43:08 | No set Flight Plan -Aerosol profile combined with maintainance - 10 000ft | All instruments in good working order - FSSP working |
| 03/04/2008 | 2:13:17 PM | 3:30:04 PM | 1:16:47 | All instruments in good working order | |
| 05/04/2008 | 6:57:36 AM | 9:27:38 AM | 2:30:02 | Flight Plan 3 - Aerosol / cloud interactions and cloud penetrations | All instruments in good working order |
| 05/04/2008 | 12:52:31 PM | 4:10:57 PM | 3:18:26 | Flight Plan 3 - Aerosol / cloud interactions and cloud penetrations | All instruments in good working order |
| 06/04/2008 | 7:09:13 AM | 9:18:11 AM | 2:08:58 | New flight plan - transect aerosol characterization from Riyadh to Ha'il and back | All instruments in good working order |
| 06/04/2008 | 10:49:56 AM | 1:08:29 PM | 2:18:33 | New flight plan - transect aerosol characterization from Riyadh to Ha'il and back | All instruments in good working order |
| 08/04/2008 | 6:35:17 AM | 10:29:15 AM | 3:53:58 | Flight Plan 3 - Aerosol / cloud interactions and cloud penetrations | All instruments in good working order |
| 09/04/2008 | 6:51:43 AM | 9:37:50 AM | 2:46:07 | Flight Plan 2 - Glaciogenic seeding | All instruments in good working order |
| 09/04/2008 | 11:30:53 AM | 1:26:02 PM | 1:55:09 | Flight Plan 3 - Aerosol / cloud interactions and cloud penetrations | All instruments in good working condition at start of flight. In-flight problems with CCN and DMA and 2DC |
| 11/04/2008 | 3:57:13 PM | 5:40:01 PM | 1:42:48 | Flight Plan 2 - Glaciogenic seeding | CCNC, DMA and Impactor Samples faulty |
| 14/04/2008 | 9:33:31 AM | 10:57:24 AM | 1:23:53 | Flight Plan 7 - To intercept calipso - aerosol profile to 13 000ft | Impactor Samples stopped when Rain 1 descended to 900ft AGL |
| 17/04/2008 | 6:51:13 AM | 9:09:30 AM | 2:18:17 | New flight plan - transect aerosol characterization from Riyadh to Ha'il and back | DMA sheath flow did not work (post-flight inspection); All other instruments in good working order |
| 17/04/2008 | 12:01:43 PM | 2:14:20 PM | 2:12:37 | New flight plan - transect aerosol characterization from Riyadh to Ha'il and back | DMA sheath flow did not work (post-flight inspection); All other instruments in good working order |
| 27/04/2008 | 7:57:23 AM | 10:21:47 AM | 2:24:24 | New flight plan - transect aerosol characterization from Riyadh to Ha'il | The FSSP did not work during this flight |
| 27/04/2008 | 11:33:34 AM | 3:01:54 PM | 3:28:20 | Flight Plan 3 - Aerosol / cloud interactions and cloud penetrations | All instruments in good working order |
| 28/04/2008 | 10:57:23 AM | 2:34:23 PM | 3:37:00 | Flight Plan 3 - Aerosol / cloud interactions and cloud penetrations | FSSP did not work until 11:28:55. The DMA/CCN inverter did not work for the first 10 minutes of the flight. All other instruments were in good working condition |
| 28/04/2008 | 3:30:53 PM | 5:09:41 PM | 1:38:48 | Aerosol characterization from Gassim to Riyadh | All instruments in good working order |
Above Chart is an abbreviated version of the Full Flight Summary found here: highlevelflightsummary_saudi_0708.xls
Summary Explaining “Flight Plans” can be found here: sa2007-2008flightstrategies.pdf
Summary of Cloud Characteristics for all flights can be found here: cloudheights_saudi_winter0708.xls