Diphda Position and Visibility Tonight
Where is Diphda right now?
Diphda is located in the constellation Cetus. It is currently above the horizon at an altitude of 16° toward the south-east, with an apparent magnitude of 2.04.
Twilight begins at 19:37 local time. At that moment, Diphda will be 16° above the horizon toward the south-east.
Twilight begins at 19:37 local time. At that moment, Diphda will be 16° above the horizon toward the south-east.
Diphda visibility on 2026-10-03
Diphda Visible from late evening until morning twilight
Diphda rise and set timetable
| Time | Elevation | |
| Diphda rise | 18:01 | |
| Astronomical observing session begins | 18:15 | 3° |
Moonrise, 56.5% illuminated  | 21:14 | 29° |
| Diphda transit | 23:03 | 35° |
| Astronomical observing session ends | 03:38 | 5° |
| Diphda set | 04:05 | |
| Moonset | 12:53 | -59° |
Track Diphda position throughout the night
← 3 October 2026 →
| Time | |
| Altitude | |
| Azimuth |
Shift the map to change the time and observe Diphda changing position in the night sky.
Diphda - Orange Giant Star
Diphda is the brightest star in the constellation Cetus and the fortieth-brightest star in the night sky. It is an orange giant star located about 96 light-years away from Earth.
Diphda has an apparent magnitude of 2.23 and is one of the most prominent stars in the autumn sky in the Northern Hemisphere.
Finder Chart for Diphda
Diphda Passage Through Night
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Current position of Diphda
| Time | 19:37 |
| Latitude | 37.3541 |
| Longitude | -121.955 |
| Elevation | 16° |
| Azimuth | 129° |
Here you can see the current position of Diphda 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.
When Is Diphda Visible Throughout the Year?
Diphda will remain visible until January 24, when it moves too close to the Sun and temporarily disappears from the night sky.
| Date | Sun, 4 October 2026 |
| Astronomical observing session begins | 18:13 |
| Astronomical observing session ends | 03:36 |
| Astronomical observing duration | 9h 23m |
| Rise | 17:57 |
| Set | 04:01 |
| Elevation at transit | 35° |
| Transit time | 22:59 |
| Equatorial coordinates | RA: 00h 43m 35s", Dec: -17° 59' 11s |
| Magnitude | 2 |
| Constellation | Cetus |
The graph illustrates the annual visibility pattern of Diphda, including its daily appearances and transit times. The vertical axis shows the hours of the day and the horizontal axis spans the year. The reddish area marks when the object is above the horizon, while the white line marks its daily transit.
You can also see when Diphda is visible throughout the year in a table with exact rise, transit, and set times for each date.
You can also see when Diphda is visible throughout the year in a table with exact rise, transit, and set times for each date.
Astrometric and Physical Parameters of Diphda
Coordinates and Visibility
| Right Ascension | 00h 43m 35s |
| Declination | -17° 59′ 12″ |
| Magnitude | 2.04 |
| Constellation | Cetus |
| Elevation | 16.5° |
| Azimuth | 129.1° |
| Spectral type | K0III |