On 20 February, your 0530 ZT DR position is LAT 24° 15.0' N, LONG 137° 33.0' W. You are on course 033° T at a speed of 18 knots. You observed three celestial bodies. Determine the latitude and longitude of your 0600 running fix.

| Body | Zone Time | GHA | Observed altitude | Declination |
|---|---:|---:|---:|---:|
| Regulus | 0540 | 218° 35.9' | 13° 02.2' | 12° 03.5' N |
| Antares | 0552 | 126° 23.5' | 38° 04.1' | 26° 23.3' S |
| Vega | 0600 | 96° 23.2' | 52° 33.5' | 38° 45.8' N |

Question

On 20 February, your 0530 ZT DR position is LAT 24° 15.0' N, LONG 137° 33.0' W. You are on course 033° T at a speed of 18 knots. You observed three celestial bodies. Determine the latitude and longitude of your 0600 running fix.

| Body | Zone Time | GHA | Observed altitude | Declination |
|---|---:|---:|---:|---:|
| Regulus | 0540 | 218° 35.9' | 13° 02.2' | 12° 03.5' N |
| Antares | 0552 | 126° 23.5' | 38° 04.1' | 26° 23.3' S |
| Vega | 0600 | 96° 23.2' | 52° 33.5' | 38° 45.8' N |

Accepted Answer

LAT 24° 27.5' N, LONG 137° 31.8' W

Answer

LAT 24° 23.3' N, LONG 137° 35.5' W

Answer

LAT 24° 26.0' N, LONG 137° 25.8' W

Answer

LAT 24° 30.1' N, LONG 137° 24.5' W

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Body	Zone Time	GHA	Observed altitude	Declination
Regulus	0540	218° 35.9'	13° 02.2'	12° 03.5' N
Antares	0552	126° 23.5'	38° 04.1'	26° 23.3' S
Vega	0600	96° 23.2'	52° 33.5'	38° 45.8' N