Where is Castor right now?
Castor is located in the constellation Gemini. It is currently above the horizon at an altitude of 54° toward the north-east, with an apparent magnitude of 1.93.
Where and When to Look for Castor Tonight
The highest sampled position of Castor is near 06:00: 59° above the horizon toward the north. Status: Twilight.
How Castor Moves Across the Sky
During this 24-hour period, Castor moves from the north-west, reaches its highest sampled position at 59° toward the north, and finishes toward the north-west.
Track Castor position throughout the night
← 27 October 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Castor changing position in the night sky.
Astrometric and Physical Parameters of Castor
| Constellation | Gemini |
| Elevation | 54° |
| Direction | north-east (30°) |
| Magnitude | 1.9 |
Castor Passage Through Night
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Current position of Castor
| Time | 04:52 |
| Latitude | 1.35208 |
| Longitude | 103.82 |
| Elevation | 54° |
| Azimuth | 30° |
Here you can see the current position of Castor on the map, as well as its positions for rise and set. This tool lets you track its movement throughout the night with accurate, up-to-date information.
Castor Position by Hour
Select a row to move both interactive maps to that time.
| Time | Elevation | Azimuth | Direction | Visibility | RA | Dec |
|---|---|---|---|---|---|---|
| Oct 27, 12:00 | 4° | 302° | north-west | Daylight | 07h 34m | +31° 53′ |
| Oct 27, 13:00 | -8° | 303° | north-west | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 14:00 | -21° | 305° | north-west | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 15:00 | -33° | 310° | north-west | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 16:00 | -44° | 319° | north-west | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 17:00 | -52° | 333° | north-west | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 18:00 | -57° | 354° | north | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 18:49 — Sunset | -56° | 13° | north-east | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 19:00 | -55° | 16° | north-east | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 19:11 — Civil sunset | -54° | 21° | north-east | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 19:36 — Twilight start | -52° | 28° | north-east | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 20:00 | -49° | 34° | north-east | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 20:01 — Astronomical night starts | -48° | 35° | north-east | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 21:00 | -39° | 46° | north-east | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 22:00 | -27° | 53° | north-east | Below horizon | 07h 34m | +31° 53′ |
| Oct 27, 23:00 | -15° | 56° | north-east | Below horizon | 07h 34m | +31° 53′ |
| Oct 28, 00:00 | -3° | 58° | north-east | Below horizon | 07h 34m | +31° 53′ |
| Oct 28, 01:00 | 10° | 58° | north-east | Visible | 07h 34m | +31° 53′ |
| Oct 28, 02:00 | 23° | 56° | north-east | Visible | 07h 34m | +31° 53′ |
| Oct 28, 03:00 | 35° | 51° | north-east | Visible | 07h 34m | +31° 53′ |
| Oct 28, 04:00 | 46° | 43° | north-east | Visible | 07h 34m | +31° 53′ |
| Oct 28, 05:00 | 55° | 28° | north-east | Visible | 07h 34m | +31° 53′ |
| Oct 28, 05:35 — Astronomical night ends | 58° | 16° | north-east | Visible | 07h 34m | +31° 53′ |
| Oct 28, 06:00 | 59° | 6° | north | Visible | 07h 34m | +31° 53′ |
| Oct 28, 06:00 — Twilight end | 59° | 6° | north | Twilight | 07h 34m | +31° 53′ |
| Oct 28, 06:25 — Civil sunrise | 59° | 355° | north | Twilight | 07h 34m | +31° 53′ |
| Oct 28, 06:47 — Sunrise | 58° | 346° | north-west | Twilight | 07h 34m | +31° 53′ |
| Oct 28, 07:00 | 58° | 342° | north-west | Daylight | 07h 34m | +31° 53′ |
| Oct 28, 08:00 | 51° | 323° | north-west | Daylight | 07h 34m | +31° 53′ |
| Oct 28, 09:00 | 40° | 312° | north-west | Daylight | 07h 34m | +31° 53′ |
| Oct 28, 10:00 | 29° | 306° | north-west | Daylight | 07h 34m | +31° 53′ |
| Oct 28, 11:00 | 16° | 303° | north-west | Daylight | 07h 34m | +31° 53′ |
| Oct 28, 12:00 | 4° | 302° | north-west | Daylight | 07h 34m | +31° 53′ |