Ambient Equilibration
Cabin temperature: 25C
Sensor type: RS41
Ambient pressure: 179mb
Ambient temperature: -59C
Ambient RH: 100%
Temperature equilibration accuracy: 0.1C
RH equilibration accuracy: 5.0%
Temperature equilibration at time: 7.7s, RS41 T sensor time constants: 6.7
RH equilibration at time: 62.1s, RS41 RH sensor time constants: 1.8
Pressure: same equilibration time used as for temperature
Wind equilibration: 10.0s
Description
D20210827_181400_P.2 204840411 TS Ida, 20210827N2 Gulfstream G-IV SP, N49RF
Data type: AVAPS SOUNDING DATA, Channel 2
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 2
Sonde model: RSS421
Thermo sensor: RSS421
Processing Steps
QC processing completed (in 1.0s)
Levels created (in less than 1.0s)
WMO message coded (in less than 1.0s)
QC Data Recovery Statistics
3859 raw data records
39 ( 1.0%) raw data records had PTU checksum errors
169 ( 4.4%) raw data records had GPS checksum errors
11 ( 0.3%) raw data records had both PTU and GPS checksum errors
pres : input file reported 1895 ( 49.1%) values, QC retained 1844 ( 97.3%), overall rate: 47.8%
tdry : input file reported 1898 ( 49.2%) values, QC retained 1843 ( 97.1%), overall rate: 47.8%
RH : input file reported 1886 ( 48.9%) values, QC retained 1732 ( 91.8%), overall rate: 44.9%
winds: input file reported 3767 ( 97.6%) values, QC retained 3643 ( 96.7%), overall rate: 94.4%
QC Height Integration
Upward integration starts @ 0.0m
Downward integration starts @ 13196.4m
QC for GPS Altitude
Points which failed the limit check: 0
Points which failed the number of satellites check: 1
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: 1
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: 2
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: 25
Points which failed the lower limit check: 0
Points which failed the upper limit check: 17
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: 1
Points which failed the wind direction limit check: 0
Points which failed the number of satellites check: 0
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: 6
Surface Observation
Splash time (time of the last usable frame): 964.25s
Extrapolated surface time: 964.79s
Fall distance from last frame: 5.3m
Extrapolated surface pressure: 1017.4mb
Extrapolated surface temperature: 28.7C
Extrapolated surface rh: 74.6%
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)