===========================================================
 Hong Kong Satellite Positioning Reference Station Network
             GNSS Automatic Computation Service
===========================================================

Applicant: NORTH DSO <dson-yck_Nail_1@testing>

Request: 2013-06-19 09:14:45 (HKT)
Process: 2013-06-20 19:39:12 (HKT)

New Station Name: Nail1_

Computation Accuracy: 10mm + 3ppm

Upload files: 1. Nail1560.13o    200Kb  Nail1_  1.634m
              2. Nail1561.13o    189Kb  Nail1_  1.634m
              3. Nail1560.13n     11Kb
              4. Nail1561.13n     11Kb


Reference Station
----------------------------------------------------------------
No.  Station      Latitude (N)      Longitude (E)     Ell.Height
----------------------------------------------------------------
1     HKFN     22^ 29' 40.87008"  114^ 08' 17.40609"    41.210m
2     HKKT     22^ 26' 41.66174"  114^ 03' 59.63436"    34.557m
3     HKSS     22^ 25' 51.84451"  114^ 16' 09.45642"    38.709m
----------------------------------------------------------------


Observation Session
-----------------------------------------------------------------
Sess     Start(HKT)         End(HKT)      Duration      Lapse
-----------------------------------------------------------------
1    2013-06-05 10:00  2013-06-05 10:32  00:32(Pass)
2    2013-06-05 11:06  2013-06-05 11:36  00:30(Pass)  00:34(Pass)
-----------------------------------------------------------------


Windowing to Reject Epochs of GDOP > 5
--------------------------------------------------------------------
Session    Include From              To (HKT)      Duration  MaxGDOP
--------------------------------------------------------------------
1       2013-06-05 10:16:59  2013-06-05 10:32:00   00:15:01     4.4
2       2013-06-05 11:06:30  2013-06-05 11:36:30   00:30:00     3.6
--------------------------------------------------------------------


Checking Origin - Misclosure Summary
--------------------------------------------------------------------
Session   Origin      Length   Latitude   Longitude   Allowable
--------------------------------------------------------------------
1       HKFN - HKKT    9.2km      1.2mm      3.0mm      58.7mm  Pass
        HKFN - HKSS   15.2        2.5       16.4        60.0    Pass
        HKKT - HKSS   20.9        1.0       15.5        60.0    Pass
--------------------------------------------------------------------

2       HKFN - HKKT    9.2km      0.7mm      9.9mm      58.7mm  Pass
        HKFN - HKSS   15.2       11.0       14.3        60.0    Pass
        HKKT - HKSS   20.9        1.4        9.8        60.0    Pass
--------------------------------------------------------------------


Baseline Ambiguity Status and Quality
--------------------------------------------------------------------
No. From  To     Sess  Dist  GDOP 3DQly  Fix  IonoAct Frequency
--------------------------------------------------------------------
1   HKFN  Nail1_    1   3.5   4.4   1.2  Yes  Auto    L1 + L2
2   HKKT  Nail1_    1  12.4   4.4   1.8  Yes  Auto    L1 + L2
3   HKSS  Nail1_    1  15.7   4.4   3.1  Yes  Auto    Iono Free (L3)
--------------------------------------------------------------------
4   HKFN  Nail1_    2   3.5   3.6   1.2  Yes  Auto    L1 + L2
5   HKKT  Nail1_    2  12.4   3.6   1.5  Yes  Auto    L1 + L2
6   HKSS  Nail1_    2  15.7   3.6   3.1  Yes  Auto    Iono Free (L3)
--------------------------------------------------------------------



Repeated Baseline Summary
--------------------------------------------------------------------
Sess  GDOP    Delta Lat    Delta Long   Delta Ht  Remarks
--------------------------------------------------------------------
HKFN - Nail1_
1     4.4    1'42.00601"   0'51.79684"  -28.5153
2     3.6    1'42.00595"   0'51.79667"  -28.5125
--------------------------------------------------------------------
   Spread:        1.9mm         5.2mm             2 Baselines
Allowable:       40.8mm        40.8mm             L=3.470km

--------------------------------------------------------------------
HKKT - Nail1_
1     4.4    4'41.21422"   5'09.56865"  -21.8278
2     3.6    4'41.21441"   5'09.56810"  -21.8644
--------------------------------------------------------------------
   Spread:        5.8mm        16.6mm             2 Baselines
Allowable:       84.9mm        84.9mm             L=12.375km

--------------------------------------------------------------------
HKSS - Nail1_
1     4.4    5'31.03163"  -7'00.25432"  -26.0513
2     3.6    5'31.03154"  -7'00.25450"  -25.9389
--------------------------------------------------------------------
   Spread:        2.7mm         5.4mm             2 Baselines
Allowable:       84.9mm        84.9mm             L=15.749km

--------------------------------------------------------------------



Least Squares Network Adjustment - Residuals Report
--------------------------------------------------------------------
Baseline     Session        Input   Std Err  --Residual--  Allowable
                             (m)      (mm)     XYZ    ENH     ENH
--------------------------------------------------------------------
1    HKSS -     1    DX   12563.5015   3.9    31.1  -17.0  60.0 Pass
     Nail1_          DY    1354.3498   6.7   -27.5    2.1  60.0 Pass
                     DZ    9399.1367   3.1   -13.4  -40.1
                     DV   15748.6381
--------------------------------------------------------------------
2    HKSS -     2    DX   12563.4633   3.9    -7.1  -22.4  60.0 Pass
     Nail1_          DY    1354.4476   6.7    70.3   -0.5  60.0 Pass
                     DZ    9399.1771   3.1    27.1   72.3
                     DV   15748.6402
--------------------------------------------------------------------
3    HKKT -     1    DX   -6717.7498   3.9   -20.6    9.0  60.0 Pass
     Nail1_          DY   -6652.6604   6.7    24.1   -3.4  60.0 Pass
                     DZ    7984.3660   3.1     8.9   31.5
                     DV   12374.8193
--------------------------------------------------------------------
4    HKKT -     2    DX   -6717.7206   3.9     8.6   -6.8  60.0 Pass
     Nail1_          DY   -6652.6869   6.7    -2.4    2.5  60.0 Pass
                     DZ    7984.3575   3.1     0.4   -5.1
                     DV   12374.8122
--------------------------------------------------------------------
5    HKFN -     1    DX    -848.7307   3.9    -4.9    6.7  28.9 Pass
     Nail1_          DY   -1725.7143   6.7    -5.5    0.5  28.9 Pass
                     DZ    2887.8031   3.1    -0.7   -3.1
                     DV    3469.5591
--------------------------------------------------------------------
6    HKFN -     2    DX    -848.7276   3.9    -1.7    1.7  28.9 Pass
     Nail1_          DY   -1725.7093   6.7    -0.5   -1.4  28.9 Pass
                     DZ    2887.8024   3.1    -1.4   -0.3
                     DV    3469.5553
--------------------------------------------------------------------



* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
*                                                                 *
*   Final Result - Nail1_                                         *
*                                                                 *
*   WGS84 (ITRF96) Geodetic Coordinates                           *
*   -----------------------------------                           *
*   Latitude   =  22^ 31' 22.87607" N    Standard Error = 2.2mm   *
*   Longitude  = 114^ 09' 09.20270" E    Standard Error = 2.6mm   *
*   Ell Height = 12.6978m                Standard Error = 7.7mm   *
*                                                                 *
*   Hong Kong 1980 Grid Coordinates (By Two Step Transformation)  *
*   ------------------------------------------------------------  *
*   Northing = 842592.396m                                        *
*   Easting  = 833766.171m                                        *
*   Height   =     16.001m (for reference only)                   *
*                                                                 *
*   The station 'Nail1_' is                                       *
*   - fixed by 6 independent GPS baselines          (at least 3)  *
*   - connected to 3 SatRef GPS stations            (at least 2)  *
*   - obtained from 2 observation sessions          (at least 2)  *
*   - computed by following baselines (sessions)                  *
*     ~ HKFN 12  (3.5km)                                          *
*     ~ HKKT 12 (12.4km)                                          *
*     ~ HKSS 12 (15.7km)                                          *
*                                                                 *
*   Computation Accuracy     : 10mm + 3ppm                        *
*   Maximum Standard Error   : 30mm                               *
*   Minimum Session Duration : 15 minutes                         *
*   Minimum Session Lapse    : 30 minutes                         *
*   Elevation Mask           : 15 degrees                         *
*   Reject GDOP Exceed       : 5                                  *
*   Frequency Strategy       : Auto Preference                    *
*                                                                 *
*   This automatic computation result is for reference purpose    *
*   only.  Different survey purposes have different survey        *
*   specifications and requirements.  Lands Department gives no   *
*   guarantee regarding the correctness and completeness of this  *
*   automatic computation and shall not be liable for any loss    *
*   and damages arising from or related to the use of this        *
*   automatic computation result.  Please verify this automatic   *
*   computation result before use.                                *
*                                                                 *
* * 1.22.000729 * * * * * * * * * * * 2013-06-20 19:41:28 (HKT) * *


Remarks: Please click below links to get HTML result and full report.
         The link is valid until 2013-08-20.

http://www.geodetic.gov.hk/TempFolder/AutoLGOSample/C4/dson-yck_Nail_1_130620_193912/Result.htm
http://www.geodetic.gov.hk/TempFolder/AutoLGOSample/C4/dson-yck_Nail_1_130620_193912/FullReport.zip
