CNCalc
CELESTIAL NAVIGATION CALCULATOR AND ALMANAC
V1.04.3 Nai'a Edition © 2011-2015 Antonio Elias
ALMANAC:
D
Jan (1)
Feb (2)
Mar (3)
Apr (4)
May (5)
Jun (6)
Jul (7)
Aug (8)
Sep (9)
Oct (10)
Nov (11)
Dec (12)
Y
h
m
s
JD:
Sun
Moon
Venus
Mars
Jupiter
Saturn
Acamar
Achernar
Acrux
Adhara
Aldebaran
Alioth
Alkaid
Al Na'ir
Alnilam
Alphard
Alphecca
Alpheratz
Altair
Ankaa
Antares
Arcturus
Atria
Avior
Bellatrix
Betelgeuse
Canopus
Capella
Deneb
Denebola
Diphda
Dubhe
Elnath
Eltanin
Enif
Fomalhaut
Gacrux
Gienah
Hadar
Hamal
Kaus Aust.
Kochab
Markab
Menkar
Menkent
Miaplacidus
Mirfak
Nunki
Peacock
Polaris
Pollux
Procyon
Rasalhague
Regulus
Rigel
Rigil Kent.
Sabik
Schedar
Shaula
Sirius
Spica
Suhail
Vega
Zubenelgenubi
ΔT:
s
Digits:
GHA
γ:
RA:
SHA:
GHA:
DEC:
Lunar Dist:
Phase:
Semi Diam:
Horiz Para:
SIGHT REDUCTION:
N
S
°
'
E
W
°
'
MTD:
LTD:
LHA:
H sextant:
°
'
Horizon
Bubble
Reflection
Upper Limb
Lower Limb
Center
Index Err:
'
Off-Arc is minus
Eye H:
m
ft
Distance to horizon:
NM
Temp:
c
f
Press:
mbar
mm hg
in hg
Correction:
Index Error:
Horizon Dip:
H apparent:
Refraction:
Semi Diam:
Parallax:
H observed:
H computed:
Intercept:
Azimuth:
Lat from LAN:
FIX:
1
NM
°
2
NM
°
3
NM
°
4
NM
°
WATCH CORRECTIONS:
Reference Date/Time:
D
Jan (1)
Feb (2)
Mar (3)
Apr (4)
May (5)
Jun (6)
Jul (7)
Aug (8)
Sep (9)
Oct (10)
Nov (11)
Dec (12)
Y
h
m
s
Err:
s
Rate:
s/day
Watch Date/Time:
D
Jan (1)
Feb (2)
Mar (3)
Apr (4)
May (5)
Jun (6)
Jul (7)
Aug (8)
Sep (9)
Oct (10)
Nov (11)
Dec (12)
Y
h
m
s
Stopwatch:
m
s
WE:
DEAD RECKONING:
N
S
°
'
E
W
°
'
°
NM
N
S
°
'
E
W
°
'
CURRENT:
HDG:
°T
SOW:
KT
CRS:
°T
SOG:
KT
Set:
°T
Drift:
KT
Calc: