Micro-g LaCoste g Processing Report
File Created: 03/30/23, 08:54:46

Project Name: Shom12109_sl
g Acquisition Version: 8.090227
g Processing Version: 9.120423

Company/Institution: 
Operator: jean-daniel

Station Data
Name: Shom Brest
Site Code: 1
Lat:  48.40927 Long:   -4.50757 Elev:   47.70 m
Setup Height: 15.05 cm
Transfer Height: 131.25 cm
Actual Height: 131.25 cm
Gradient: -2.776 µGal/cm
Nominal Air Pressure: 1007.53 mBar
Barometric Admittance Factor:  0.30
Polar Motion Coord: -0.0043 " 0.3472 "
Earth Tide (ETGTAB) Selected
Potential Filename: C:\gData\gWavefiles\ETCPOT.dat
Delta Factor Filename: C:\gData\Brest\Brest_observe.dff.txt
Delta Factors
     Start   Stop     Amplitude    Phase Term
  0.000000  0.000001   1.00000    0.0000 DC     
  0.000147  0.501369   1.16000    0.0000 Long   
  0.501370  0.911390   1.189      0.0200 Q1     
  0.911391  0.947991   1.125     -0.2800 O1     
  0.947992  0.981854   1.231      1.9000 M1     
  0.981855  0.998631   1.132      1.0200 P1     
  0.998632  1.001369   1.653     -1.2400 S1     
  1.001370  1.004107   1.129      1.1300 K1     
  1.004108  1.006845   1.652     -15.800 PSI1   
  1.006846  1.023622   1.257     -8.5800 PHI1   
  1.023623  1.057485   1.213     -0.5600 J1     
  1.057486  1.470243   1.213     -2.2700 OO1    
  1.470244  1.880264   1.151      15.700 2N2    
  1.880265  1.914128   1.205      20.800 N2     
  1.914129  1.950419   1.314      15.210 M2     
  1.950420  1.984282   1.189      7.8300 L2     
  1.984283  2.002736   1.372      5.7300 S2     
  2.002737  2.451943   1.411      7.4400 K2     
  2.451944  3.381478   1.070     -6.5200 M3     

Instrument Data
Meter Type: FG5
Meter S/N: 206
Factory Height: 116.20 cm
Rubidium Frequency:  10000000.00000 Hz
Laser: WEO100 (192)
ID: 632.99117754 nm (  1.13 V)
IE: 632.99119473 nm (  0.70 V)
IF: 632.99121259 nm (  0.30 V)
IG: 632.99123023 nm ( -0.05 V)
IH: 632.99136890 nm ( -1.12 V)
II: 632.99139822 nm ( -1.10 V)
IJ: 632.99142704 nm ( -1.15 V)
Modulation Frequency:  8333.383 Hz

Processing Results
Date: 04/19/12
Time: 21:08:20
DOY: 110
Year: 2012
Time Offset (D h:m:s): 0 0:0:0
Gravity:   980929177.09 µGal
Set Scatter:  2.02 µGal 
Measurement Precision:  0.44 µGal
Total Uncertainty:  1.91 µGal
Number of Sets Collected:   24
Number of Sets Processed:   21
Set #s Processed: 4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24
Number of Sets NOT Processed:    3
Set #s NOT Processed: 1,2,3
Number of Drops/Set:  100
Total Drops Accepted:    2096
Total Drops Rejected:       4
Total Fringes Acquired:     700
Fringe Start:   30
Processed Fringes:    641
GuideCard Multiplex:    4
GuideCard Scale Factor:    250

Acquisition Settings
Set Interval: 60 min
Drop Interval: 10 sec
Number of Sets: 150
Number of Drops: 100

Gravity Corrections
Earth Tide (ETGTAB): -32.79 µGal
Polar Motion: -0.44 µGal
Barometric Pressure: -5.07 µGal
Transfer Height:  0.00 µGal
Reference Xo: -0.00 µGal

Uncertainties
Sigma Reject:  3.00
Earth Tide Factor: 0.001 
Average Earth Tide Uncertainty:  0.03 µGal
Ocean Load Factor:  0.10 
Average Ocean Load Uncertainty:  0.00 µGal
Barometric:  1.00 µGal
Polar Motion:  0.05 µGal
Laser:  0.01 µGal
Clock:  0.50 µGal
System Type:  1.10 µGal
Tidal Swell:  0.00 µGal
Water Table:  0.00 µGal
Unmodeled:  0.00 µGal
System Setup:  1.00 µGal
Gradient: 0.000 µGal (0.030 µGal/cm)


Comments
Brest 19 avril 2012
   laser  192
