Nautical Calculations ( Gyro Error Calculation)

COMPASS ERROR CALCULATION FORM

DATE : 29/01/11 OBSERVED BODY: SUNUTC : 12h 55m 37s

LAT : 25° 25´.8 N 244° VAR: 1°.6 ELONG : 056° 26´.5 E 244° 244°.0

243° 243°.0

NAUTICAL ALMANAC

12h : 356° 44´.255m37s : 13° 54´.3 GHA CALCULATION DEC: S 17° 56´.8 d: -0.7υ corr. : 01´.3 υ : 1.4 d corr : - 00° 00´.7GHA : 010° 39´.7 DEC: S 17° 56´.1

LONG. : 056° 26´.5SHA : 000° 00´.0 LHA CALCULATION

LHA : 067° 06´.2 OBSERVATION REMARKS

GYRO #2CENTRAL REPEATER

NORIE'S NAUTICAL TABLES

A : 0.20 SB : 0.35 S

A±B : 0.55 S C : S 063°.5 W 243°.5

COMPASS ERROR CALCULATIONGYRO MAGNETIC

OFFICER'S SIGNATURE: 243°.5 : 243°.5: 244°.0 : 243°.0

ERROR : 0°.5 W ERROR : 0°.5 E

DEV : 1°.1 W

Zλ :

ZG : AZG:ZM : AZM:

AZλ :

AZλ AZλ

AZG AZM

COMPASS ERROR CALCULATION FORM

DATE : 23/08/05 OBSERVED BODY: CAPELLAUTC : 00h 52m 30s

LAT : 33° 20´.9 N 042° VAR: 3°.7 WLONG : 009° 02´.7 W 042° 043°.7

048° 049°.7

NAUTICAL ALMANAC

0h : 331° 23´.252m30s : 13° 09´.7 GHA CALCULATION DEC: N 46° 00´.2 d: 0.0υ corr. : 00´.0 υ : 0.0 d corr : + 00° 00´.0GHA : 344° 32´.9 DEC: N 46° 00´.2

LONG. : 009° 02´.7SHA : 280° 43´.7 LHA CALCULATION

LHA : 256° 13´.9 OBSERVATION REMARKS

GYRO #2STBD REPEATER

NORIE'S NAUTICAL TABLES

A : 0.16 NB : 1.07 N

A±B : 1.23 N C : N 044°.3 E 044°.3

COMPASS ERROR CALCULATIONGYRO MAGNETIC

OFFICER'S SIGNATURE: 044°.3 : 044°.3: 043°.7 : 049°.7

ERROR : 0°.6 E ERROR : 5°.4 W

DEV : 1°.7 W

Zλ :

ZG : AZG:ZM : AZM:

AZλ :

AZλ AZλ

AZG AZM

SIGHT REDUCTION CALCULATIONS - FOR L.O.P.DATE: 5/9/2005 SEXTANT INDEX ERROR: 0´.1 HEIGHT OF EYE: 22.0 m

DR POSITION LAT: 25° 45´.0 NLONG: 057° 56´.0 W

+ OBSERVATION 1 + OBSERVATION 2 + OBSERVATION 3- NAME: SUN - NAME: 0 - NAME: 0

UTC: 13:44:11 UTC: 0:00:00 UTC: 0:00:00ALTITUDE: 77° 53´.4 ALTITUDE: 00° 00´.0 ALTITUDE: 00° 00´.0

SHA: 000° 00´.0 SHA: 000° 00´.0 SHA: 000° 00´.0DEC: N 17° 28´.2 DEC: 0 00° 00´.0 DEC: 0 00° 00´.0

d: + 0.7 υ: 0.0 d: + 0.0 υ: 0.0 d: + 0.0 υ: 0.0

* NAUTICAL ALMANAC * * NAUTICAL ALMANAC * * NAUTICAL ALMANAC *

GH

A

13h 015° 53´.9G

HA

00h 000° 00´.0

GH

A

00h 000° 00´.044m 11s 11° 02´.8 00m 00s 00° 00´.0 00m 00s 00° 00´.0

υ corr. 00´.0 υ corr. 00´.0 υ corr. 00´.0GHA: 026° 56´.7 GHA: 000° 00´.0 GHA: 000° 00´.0

LHA SHA: 000° 00´.0

LHA SHA: 000° 00´.0

LHA SHA: 000° 00´.0

aLONG: 000° 00´.0 W aLONG: 000° 00´.0 W aLONG: 000° 00´.0 WLHA: ### 00´.0 LHA: ### 00´.0 LHA: ### 00´.0

DEC DEC: 17° 28´.2 N

DEC DEC: 00° 00´.0 0

DEC DEC: 00° 00´.0 0

d corr: 00° 00´.5 + d corr: 00° 00´.0 + d corr: 00° 00´.0 +DEC: 17° 28´.7 N DEC: 00° 00´.0 0 DEC: 00° 00´.0 0

TR

UE A

LTIT

UD

E

ALTITUDE: 77° 53´.4

TR

UE A

LTIT

UD

E

ALTITUDE: 00° 00´.0

TR

UE A

LTIT

UD

E

ALTITUDE: 00° 00´.0INDEX E.: 00´.1 INDEX E.: 00´.1 INDEX E.: 00´.1

77° 53´.5 00° 00´.1 00° 00´.1

DIP: -08´.3 DIP: -08´.3 DIP: -08´.3OBS.ALT.: 77° 45´.2 OBS.ALT.: 00° 51´.8 OBS.ALT.: 00° 51´.8

CORR1: 00´.0 CORR1: 00´.0 CORR1: 00´.0CORR2: 00´.0 CORR2: 00´.0 CORR2: 00´.0CORR3: 00´.0 CORR3: 00´.0 CORR3: 00´.0

77° 45´.2 00° 51´.8 00° 51´.8

* H.O. 229 * * H.O. 229 * * H.O. 229 *ENTERING ARGUMENTS ENTERING ARGUMENTS ENTERING ARGUMENTS

aLAT: 026° N aLAT: 026° N aLAT: 026° NLHA: ### LHA: ### LHA: ###DEC: 017° DEC: 000° DEC: 000°

Hc: 59° 52´.4 Hc: 28° 26´.6 Hc: 28° 26´.6d: 22´.4 d: -30´.1 d: -30´.1Z: 079.8° Z: 074.7° Z: 074.7°

DSD: 00´.0 DSD: 00´.0 DSD: 00´.0

Hc: 59° 52´.4 Hc: 28° 26´.6 Hc: 28° 26´.6d corr.: 10´.7 d corr.: 00´.0 d corr.: 00´.0

DSD corr.: 00´.0 DSD corr.: 00´.0 DSD corr.: 00´.060° 03´.1 28° 26´.6 28° 26´.6

Zn Z: 079.8°

Zn Z: 074.7°

Zn Z: 074.7°

Zn: 280.2° Zn: 285.3° Zn: 285.3°

* INTERCEPT * * INTERCEPT * * INTERCEPT *

DH

77° 45´.2

DH

00° 51´.8

DH

00° 51´.8

60° 03´.1 28° 26´.6 28° 26´.6

DH: 42´.1 DH: -34´.8 DH: -34´.8TOWARDS AWAY AWAY

HT: HT: HT:

Hλ: Hλ: Hλ:

RES

PO

ND

EN

TS

RES

PO

ND

EN

TS

RES

PO

ND

EN

TS

HA

HA

HA

HA: HA: HA:

Hλ: Hλ: Hλ:

HA: HA: HA:

ADMIRALTY TIDE TABLES CALCULATION FORM

STANDARD PORT : LISBOA

HIGH WATER LOW WATER HEIGHT DIFFERENCES

DATE & TIME HEIGHT DATE & TIME HEIGHT

16/7/2000 4:22 3.5 6/7/2000 9:48 0.7

6/7/2000 16:39 3.6 6/7/2000 22:19 0.7 SEASONAL CHANGE: 0.0

2

SECONDARY PORT: PORTIMAO

TIME DIFFERENCES HEIGHT DIFFERENCES

HIGH WATER LOW WATER

- - - -

+ - Y 0.0 0.0 0.0 0.0

X 0.0 0.0 0.0 0.0 DATE: 6/7/2000

PORT NAMETIME DIFFERENCES HEIGHT DIFFERENCES

### ###### ###

STANDARD LISBOA 0.0 0.0 0.0 0.0SECONDARY PORTIMAO + +

DATE / TIME HEIGHTHW LW HW LW

LISBOA6/7/2000 4:22 6/7/2000 9:48 3.5 0.7

6/7/2000 16:39 6/7/2000 22:19 3.6 0.7Seasonal Change Standard Port 0.0 0.0

3.5 0.73.6 0.7

Interpolated Differences + 0:00 + 0:00Err:502 Err:502Err:502 Err:502

Seasonal Change Secondary Port 0.0

PORTIMAODATE / TIME HEIGHT

HW LW HW LW6/7/2000 4:22 6/7/2000 9:48 Err:502 Err:502

6/7/2000 16:39 6/7/2000 22:19 Err:502 Err:502+ - Y 0.0 0.0 0.0 0.0

X 0.0 0.0 0.0 0.0 DATE: 12/30/1899

PORT NAMETIME DIFFERENCES HEIGHT DIFFERENCES

### ###### ###

STANDARD LISBOA 0.0 0.0 0.0 0.0SECONDARY PORTIMAO + + 0.0 0.0 0.0 0.0

DATE / TIME HEIGHTHW LW HW LW

LISBOA

Seasonal Change Standard Port 0.0 0.00.0 0.00.0 0.0

Interpolated Differences + 0:00 + 0:00Err:502 Err:502

MHHW MHWS

MLHW MHWN

MHLW MLWN

MLLW MLWS

MHHW MHWS

MLHW MHWN

MHLW MLWN

MLLW MLWS

MHW HHW

MLW LLW

MHHW MHWS

MLHW MHWN

MHLW MLWN

MLLW MLWS

Standard Port Corrected Heights

MHW HHW

MLW LLW

MHHW MHWS

MLHW MHWN

MHLW MLWN

MLLW MLWS

Standard Port Corrected Heights

Interpolated Differences + 0:00 + 0:00Err:502 Err:502

Seasonal Change Secondary Port 0.0

PORTIMAODATE / TIME HEIGHT

HW LW HW LW12/30/1899 0:00 12/30/1899 0:00 Err:502 Err:50212/30/1899 0:00 12/30/1899 0:00 Err:502 Err:502

SIMPLIFIED HARMONIC METHOD OF TIDAL PREDICTION

- USING ADMIRALTY TIDE TABLES (PART III / TABLE VII) -

PORT PUNTA ARENAS ML HARMONIC CONSTANTS (PART III) S.W. CORRECTIONSA.T.T. No. 9881 1/4 diurnal 1/6 diurnal

DATE 6/18/2009 m g° H.m g° H.m g° H.m g° H.mTIME (HH:MM) 12: 00 1.16 129 0.58 161 0.12 336 0.12 336 0.03 175 0.085 000 0.000

TIME ZONE 4:00 Seasonal Correction 0.10 (For month June)

TIDAL ANGLES & FACTORS (TABLE VII) NOTICE!COMPLETE ONLY THE HIGHLIGHTED CELLS

A F A F A F A F6/18/2009 233 1.09 347 1.31 057 0.95 165 1.396/19/2009 260 1.11 347 1.31 054 0.96 192 1.40 Tidal height at requested time: 0.90 m

Z0 M2 S2 K1 O1

f4 F4 f6 F6

M2 S2 K1 O1

00 00 01 02 02 03 04 04 05 06 07 07 08 09 09 10 11 11 12 13 14 14 15 16 16 17 18 18 19 20 21 21 22 23 23

0.00

0.20

0.40

0.60

0.80

1.00

1.20

1.40

1.60

1.80

2.00

DAILY TIDAL PREDICTION CHART

TIME (Hours)

HE

IGH

T (

m)

00 00 01 02 02 03 04 04 05 06 07 07 08 09 09 10 11 11 12 13 14 14 15 16 16 17 18 18 19 20 21 21 22 23 23

0.00

0.20

0.40

0.60

0.80

1.00

1.20

1.40

1.60

1.80

2.00

DAILY TIDAL PREDICTION CHART

TIME (Hours)

HE

IGH

T (

m)

SIMPLIFIED HARMONIC METHOD OF TIDAL STREAM PREDICTION

- USING ADMIRALTY TIDE TABLES (PART IIIa / TABLE VII) -

PLACE PUNTA ARENASDIR.

HARMONIC CONSTANTS (PART IIIa) S.W. CORRECTIONSA.T.T. No. 9881 1/4 diurnal 1/6 diurnal

DATE 7/21/2009 (+) (-) kn g° H.kn g° H.kn g° H.kn g° H.knTIME (HH:MM) 01: 00 045° 225° 1.22 355 0.50 084 0.21 068 0.30 024 0.22 000 0.000 000 0.000

TIME ZONE - 4:00 Seasonal Correction 0.00 (For month July)

TIDAL ANGLES & FACTORS (TABLE VII) 1 COMPLETE ONLY THE HIGHLIGHTED CELLS

2A F A F A F A F

7/21/2009 322 1.19 019 0.90 157 1.29 185 1.427/22/2009 350 1.21 019 0.91 156 1.28 214 1.42 Tidal stream rate at requested time: 0.83 knots

Tidal stream direction at requested time: 045°

Z0 M2 S2 K1 O1

f4 F4 f6 F6

M2 S2 K1 O1 FOR ROTARY CURRENTS TWO PREDICTION CHARTS MUST BE PREPARED

00 00 01 02 02 03 04 04 05 06 07 07 08 09 09 10 11 11 12 13 14 14 15 16 16 17 18 18 19 20 21 21 22 23 23

0.00

0.50

1.00

1.50

2.00

2.50

DAILY TIDAL STREAM PREDICTION CHART

TIME (Hours)

RA

TE

(kn

)

00 00 01 02 02 03 04 04 05 06 07 07 08 09 09 10 11 11 12 13 14 14 15 16 16 17 18 18 19 20 21 21 22 23 23

0.00

0.50

1.00

1.50

2.00

2.50

DAILY TIDAL STREAM PREDICTION CHART

TIME (Hours)

RA

TE

(kn

)

KRISTEN NAVIGATION INC.

M/T "ASTRO POLARIS"VESSEL'S SQUAT CALCULATION SHEET

VALUES

Disp. Displacement = 145,508 M.T.

D Draft = 13.85 mtrs

L L.O.A. = 274.07 mtrs

B Beam= 48.00 mtrs

V Vessel's Speed

FORMULAE

CB calculation : Disp.CB= = 0.79860930

L x B x D

Squat calculation :

VESSEL'S SQUAT

Order Condition Speed Open Waters (m) Confined Waters (m)

NAV. FULLLaden 15.6 Knots 1.943 3.887

Ballast 17.3 Knots 2.390 4.780

FULLLaden 12.1 Knots 1.169 2.338


HALFLaden 9.8 Knots 0.767 1.534


SLOWLaden 7.0 Knots 0.391 0.783


D. SLOWLaden 5.5 Knots 0.242 0.483


SQUAT max. Confined waters = 2 x CB x ( V2 / 100 )

SQUAT max. Open waters = CB x ( V2 / 100 )

5.5 6.3 7.0 8.0 9.8 11.3 12.1 14.0 15.6 17.30.000

1.000

2.000

3.000

4.000

5.000

6.000

ASTRO POLARIS - SQUAT EFFECT GRAPH

OPEN WATERS

CONFINED WATERS

SPEED (KNOTS)

SQ

UA

T (

ME

TE

RS

)

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