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L ine 1 L ine 2

Point 1 Point 2 Point 3 Point 4Northing 1073183.00 1071840.00 6825000.00 6835000.00

Easting 718444.50 719498.00 464000.00 474000.00

Distance (m) 1 to 2 1706.90 3 to 4 14142.14

Bearing (deg) 141.888 45.000

Intersection poin t:

No r th in g 4439095.45

Eas t in g -1921904.55

Intersect ion between two straight l ines

Input Data

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New po in t :

Northing 6000000.00 Northing 6000707.11

Easting 500000.00 Easting 500707.11

Range (Meters) 1000.00

Bearing (Degrees) 45.00

Northing /Easting+Range/Bearing to New Point

Input Data

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NB ! This is no t a standard UTM Project ion

Semi Major Axis: 6377276.3

Inverse flattening: 300.8017

Semi Minor Axis: 6356075 N/S---E/W Degrees Minutes Seconds

Central Meridian: 106 Latitude: N 9 46 00.3302

Latitude of Origin: 0 Longitude: E 107 52 24.2267

False Easting: 500000

False Northing: 0 No r th in g : 1080109.51 Scale Fac to r : 1.00012

Scale factor on CM: 0.9996 Eas t in g : 705467.39 Mer . Con v (d eg ) 0.318

Geodet ic Constants: Point to conv ert :

Conversio n Geographic - Transverse Mercator

Point Name:

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NB ! This is n ot Standard UTM Project ion

Semi Major Axis: 6377276.3

Inverse flattening: 300.8017

Semi Minor Axis: 6356075 Northing: 1081201.00 Scale Fac to r : 1.00082

Central Meridian: 106 Easting: 814806.00 Mer . Con v (d eg ): 0.487

Latitude of Origin: 0

N or S of Equator N N/S---E /W Deg rees M in u tes Seco n d s

False Easting: 500000 Lat i tu d e: N 9 46 10.8444

False Northing: 0 Long i tu d e: E 108 52 10.8758

Scale factor on CM: 0.9996

Geodet ic Constants: Point to conv ert :

Conversio n Transverse Mercator- Geographic

Point Name:

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Datum Shift Constants

dX (m): -199.00 Rx (Sec's): 0.0000

Semi Major Axis: 6378137 dY (m): -931.00 Ry (Sec's): 0.0000

Inverse flattening: 298.257224 dZ (m): -321.50 Rz (Sec's): -0.8140

Semi Minor Axis: 6356752 Scale (ppm ): 0.6010

Semi Major Axis: 6377276.35 N/S-E/W Degrees Minutes Seconds

Inverse flattening: 300.8017 Latitude: N 9 46 08.0811

Semi Minor Axis: 6356075 Longitude: E 107 52 09.4506

Height: 8.2

Results N/S-E/W Degrees Minutes Seconds

Lat i tu d e: N 9 46 00.3302

L o n g i tu d e: E 107 52 24.2267

Heig h t : -0.18

Datum Shi f t . Bursa-Wol fe Sign Convent ion used.

Datum 1("From ") Spheroid

Datum 2("To") Spheroid In ut Data

Point Name:

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ED87 -> ED50

InputEast/West Degrees Minutes Seconds

Latitude: 62 01 00.0242

Longitude: E 4 59 59.8843

Height: 0

Results

East/West Degrees Minutes Seconds

Lat i tu d e: N 62 01 00.0000

L o n g i tu d e: E 5 00 00.0000

Heig h t : -0.1

Datum Shift ED50 ED87

Shaded f ields contain com puted data

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Calculation of Offset from Source(s) to Receivers

Number of Sources (1 or 2) 2

Number of Streamers: 6

Streamer Separation (m): 100

Inline Distance Source-Receiver (m): 100

50 25

The numbers are Streamer 1: 246 m 225

Nearest Offset from Streamer 2: 160 m 125

Starboard Source. Streamer 3: 103 m 25

(For Port source the Streamer 4: 125 m -75

numbers will be the Streamer 5: 202 m -175

same, but 'mirrored') Streamer 6: 293 m -275

-375

-475

-575

-675

-775

-875

-975

-1075

-1175-1275

S

D? ? ??

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a: 300.00 A: (Deg): 36.87

b: 400.00 B (Deg) : 53.13

c : 500.00 C (Deg): 90.00

A+B+C: 180.00 Area : 60000

a: 300.00 A (Deg) : 36.87 a: 300.00 A: (Deg): 36.87

b: 400.00 B (Deg) : 53.13 b : 400.00 B (Deg): 53.13

c: 500.00 C (Deg): 90.00 c: 500.00 C (Deg): 90.00

A+B+C: 180.00 Area : 60000 A+B+C: 180.00 Area : 60000

a: 300.00 A (Deg) : 36.87 a: 300.00 A: (Deg): 36.87

b: 400.00 B (Deg) : 53.13 b : 400.00 B (Deg): 53.13

c : 500.00 C (Deg): 90.00 c : 500.00 C (Deg): 90.00

A+B+C: 180.00 Area : 60000 A+B+C: 180.00 Area : 60000

A B

C

ab

c

Triangle Calculat ions

Case 1: a, b and c giv en

Case 2: a, b and C given

Case 3: a, b and A g iven(Ambiguity)

Case 4: A, B and c given

Case 5: A, B and a given

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Northing 5850000 Ang l e o f Cu t

Easting 600000 45 degrees

Range A Range B Ang l e o f Cu t

150000 150000 60 degrees

Range A Range B Baseline A-B

Station A Station B 50000 50000 50000

Northing 6000000 6000000 Ang l e o f Cu t

Easting 600000 750000 60 degrees

Station A Station B

Position

Range A Range B

Angle of Cut Calculat ions

Case 1: 'Posit ion' giv en:

Case 2: Range A and Range B

given:

Case 3: No co -ords given:

Station Co-ordinates

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Measured Distance: 120000.0 Sphero id al D is tan ce: 119995.9

Station Height: 500.0 Gr id D is tan ce: 119995.7

Antenna Height: 25.0

Total One Way Delay: 0.0

Station Easting: 700000.0

"Point" Easting: 660000.0

False Easting: 500000.0

Scale Factor on CM: 0.9996

Reduction of Distance to Spheroid and TM Project ion Plane

Measured Distanc e-Delay

Input Data Results

Op

tiona

lDa

ta

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Name Airy 1849 Name Airy Modified NameAPL 4.5

(NNSS-NASA)Name WGS 1960

A (m) 6377563.00 A (m) 6377340.19 A (m) 6378144.01 A (m) 6378165.00

1/f 299.32 1/f 299.324966 1/f 298.230007 1/f 298.30

Name

WGS 1966

(NWL-8D,

NWL-9D)

Name

WGS-72 (NWL-

10D, NWL-

10F)

Name WGS-84 NameAustralian AIG-

1952

A (m) 6378145.00 A (m) 6378135.00 A (m) 6378137.00 A (m) 6378165.00

1/f 298.25 1/f 298.26 1/f 298.257224 1/f 298.30

NameAustralian

NationalName Bessel 1841 Name

Bessel

NorwayName

Bessel

Sweden

A (m) 6378160.00 A (m) 6377397.16 A (m) 6377492.02 A (m) 6377397.15

1/f 298.25 1/f 299.152813 1/f 299.152813 1/f 299.152813

Name Clarke 1858 NameClarke 1866

(NAD 27)Name

Clarke 1880

Arabia, East

Africa

Name

Clarke 1880

IGN France,

North Africa

A (m) 6378293.65 A (m) 6378206.40 A (m) 6377249.15 A (m) 6377249.20

1/f 294.260676 1/f 294.978698 1/f 293.465 1/f 293.466021

Name

Clarke 1880

Israel,

Lebanon

NameClarke 1880

South AfricaName

Delambre

1810Name

Delambre

Modified

A (m) 6378300.79 A (m) 6378249.15 A (m) 6376985.00 A (m) 6376523.50

1/f 293.46637 1/f 293.466308 1/f 308.64 1/f 308.6416

Name Everest 1830 NameEverest 1830,

IndiaName

Everest

Malaysia,

Singapore

NameEverest 1830,

Borneo

A (m) 6377276.35 A (m) 6377301.24 A (m) 6377304.06 A (m) 6377298.56

1/f 300.8017 1/f 300.8017 1/f 300.8017 1/f 300.8017

Name Fischer 1960(Mercury)

Name FischerSouthern Asia

Name Fischer 1968 Name Hayford 1906

A (m) 6378166.00 A (m) 6378155.00 A (m) 6378150.00 A (m) 6378283.00

1/f 298.30 1/f 298.30 1/f 298.30 1/f 297.80

NameHelmert 1906-

07Name Holland Name

Hough 1956-

60Name

International

1924

A (m) 6378200.00 A (m) 6376950.00 A (m) 6378270.00 A (m) 637388.00

Geodetic Data for use with programs in the Workbook

Below are lists of Spheroid data, datum shift constants and details aboutthe Norwegian Gauss-Krger Projection, for use with the other

spreadsheets in this workbook. Press PgDn for more data.

WGS84 to ED87

dX = +82.98 mdY = +99.72 mdZ = +110.71 mRx = +0.1047"Ry = -0.0310"Rz = -0.0804"Scale= +0.3143 ppm

WGS84 to WGS72

dX = 0dY = 0dZ = -4.5 mRz = -0.554"Scale= -0.2263 ppm

WGS72 to NWL-9D

dX = 0dY = 0dZ = +3.571 mRz = -0.3616"Scale= +0.2905 ppm

BE to WGS72

dX = 0dY = 0dZ = -2.6 mRz = +0.26"Scale= -0.6063 ppm

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1/f 298.30 1/f 309.60 1/f 297.00 1/f 297.00

NameInternational

(IUGG) 1967Name

International

(IUGG) 1975Name

International

(IUGG) 1979Name Jeffrey

A (m) 6378160.00 A (m) 6378140.00 A (m) 6378137.00 A (m) 6378099.00

1/f 298.25 1/f 298.257 1/f 298.257 1/f 297.09796

NameKrassowsky

1940 (Russia)Name NWL 9D Name

NWL 10D

("WGS72")Name Plessis

A (m) 6378245.00 A (m) 6378145.00 A (m) 6378135.00 A (m) 6378523.30

1/f 298.30 1/f 298.25 1/f 298.26 1/f 308.64

NamePNAD 83

(WGS84)Name

Struve 1935

(Spain)Name

Svanberg

1952Name

Walbeck 1819

(Russia)

A (m) 6378137.00 A (m) 6378298.30 A (m) 6376797.00 A (m) 6376896.00

1/f 298.257222 1/f 294.73 1/f 304.2506 1/f 302.782157

The Norw egianMapping System (NGO) has the fol low ing setup:

Lat i tude of or ig in: 58 deg North

False North ing: 0False Easting 0Scale factor on Central Meridian: 1.0000Spheroid: See top Spheroid page8 axis wi th the fo l lowing L ongi tudes of Centra l Mer id ian:

I 6.056250000 deg EastII 8.389583333 deg EastIII 10.72291667 deg EastIV 13.22291667 deg EastV 16.88963333 deg EastVI 20.88963333 deg EastVII 24.88963333 deg EastVIII 29.05630000 deg East

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