Ambient Equilibration
Cabin temperature: 25C
Sensor type: RS41
Ambient pressure: 149mb
Ambient temperature: -68C
Ambient RH: 100%
Temperature equilibration accuracy: 0.1C
RH equilibration accuracy: 5.0%
Temperature equilibration at time: 8.4s, RS41 T sensor time constants: 6.8
RH equilibration at time: 69.5s, RS41 RH sensor time constants: 2.0
Pressure: same equilibration time used as for temperature
Wind equilibration: 10.0s
Description
D20210818_214838_P.3 204520757 Hurr Grace, 20210818N1 Gulfstream G-IV SP, N49RF
Data type: AVAPS SOUNDING DATA, Channel 3
Sonde model: RSS421
Thermo sensor: RSS421
Fast Fall Test
Number of points with excessive fall rate: 0
Percentage of points with excessive fall rate: 0
Sounding diagnosed as a fast fall: No
File Processing
Data type: AVAPS SOUNDING DATA, Channel 3
Sonde model: RSS421
Thermo sensor: RSS421
Processing Steps
QC processing completed (in less than 1.0s)
Levels created (in 1.0s)
WMO message coded (in less than 1.0s)
QC Data Recovery Statistics
3819 raw data records
37 ( 1.0%) raw data records had PTU checksum errors
140 ( 3.7%) raw data records had GPS checksum errors
11 ( 0.3%) raw data records had both PTU and GPS checksum errors
pres : input file reported 1884 ( 49.3%) values, QC retained 1833 ( 97.3%), overall rate: 48.0%
tdry : input file reported 1884 ( 49.3%) values, QC retained 1832 ( 97.2%), overall rate: 48.0%
RH : input file reported 1881 ( 49.3%) values, QC retained 1708 ( 90.8%), overall rate: 44.7%
winds: input file reported 3754 ( 98.3%) values, QC retained 3636 ( 96.9%), overall rate: 95.2%
QC Height Integration
Upward integration starts @ 0.0m
Downward integration starts @ 14380.0m
QC for GPS Altitude
Points which failed the limit check: 0
Points which failed the number of satellites check: 2
Points which failed the buddy check: 0
Points which failed the Q/C filter check: 0
QC for GPS Position
Points which failed the latitude limit check: 0
Points which failed the longitude limit check: 0
Points which failed the number of satellites check: 3
Points which failed the latitude buddy check: 0
Points which failed the longitude buddy check: 0
Points which failed the latitude Q/C filter check: 0
Points which failed the longitude Q/C filter check: 0
QC for Pressure
Points which failed the limit check: 0
Points which failed the buddy check: 0
Points which failed the outlier check: 0
Points which failed the Q/C filter check: 0
QC for Relative Humidity
Points which failed the limit check: 0
Points which failed the buddy check: 3
Points which failed the outlier check: 0
Points which failed the Q/C filter check: 0
Points which failed the lower limit check: 0
Points which failed the upper limit check: 0
Points which failed the lower limit check: 0
Points which failed the upper limit check: 0
QC for Temperature
Points which failed the limit check: 0
Points which failed the buddy check: 0
Points which failed the outlier check: 0
Points which failed the Q/C filter check: 0
QC for VV Pressure
Points which failed the limit check: 0
Points which failed the buddy check: 0
Points which failed the outlier check: 0
Points which failed the Q/C filter check: 0
QC for Winds
Points which failed the wind speed limit check: 0
Points which failed the wind direction limit check: 0
Points which failed the number of satellites check: 1
Points which failed the wind error check: 0
Points which failed the buddy check: 0
Outlier check disabled
Q/C filter check disabled
Points which failed the vertical velocity check: 1
Surface Observation
Splash time (time of the last usable frame): 954.25s
Extrapolated surface time: 954.79s
Fall distance from last frame: 5.5m
Extrapolated surface pressure: 1008.6mb
Extrapolated surface temperature: 27.1C
Extrapolated surface rh: 87.4%
Surface Wind Determination
Surface wind coded for an adjusted altitude of 12.0m
PTU/wind offset is 0.00s (PTU observations lead wind observations by 0.00s)