39 Tau Position and Visibility Tonight
Where is 39 Tau right now?
39 Tau is located in the constellation Taurus. It is currently below the horizon and is not visible from your location.
39 Tau visibility on 2026-10-29
39 Tau Visible from before midnight until sunrise
39 Tau rise and set timetable
| Time | Elevation | |
| Astronomical observing session begins | 20:01 | -8° |
| 39 Tau rise | 20:36 | |
Moonrise, 89% illuminated  | 21:56 | 19° |
| 39 Tau transit | 02:37 | 69° |
| Astronomical observing session ends | 05:35 | 42° |
| Twilight end (−12°) | 06:00 | 36° |
| Civil sunrise | 06:25 | 31° |
| Sunrise | 06:47 | 26° |
| 39 Tau set | 08:38 | |
| Moonset | 10:35 | -27° |
Track 39 Tau position throughout the night
← 29 October 2026 →
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Shift the map to change the time and observe 39 Tau changing position in the night sky.
Star system description: 39 Tau
A double or multiple star system in Taurus.
Pair AB (176.6″; magnitudes 5.97 and 8.09) is the binocular candidate in the catalog model. Actual resolution depends on magnification and stability.
The diagram uses the latest WDS measurements; north is up and east is right. Measurements may be from different years. Unconnected groups are arranged separately; close pairs may merge, and pairs without reliable geometry are omitted.
Technical details: 39 Tau
| Property | Value |
|---|---|
| System identifier | WDS 04053+2201 |
| Bayer / Flamsteed designation | 39 Tau |
| Constellation | Taurus |
| System type | multiple star system |
| Right ascension (RA) | 04h 05m 20s" |
| Declination (Dec) | 22° 00' 32s |
| Component | AB |
| Primary magnitude | 5.97 |
| Secondary magnitude | 8.09 |
| Separation (arcseconds) | 176.6″ |
| Position angle | 357° |
| Discovery year | 1853 |
| Last observed | 2015 |
| Spectral type (primary/secondary) | G5V |
| Number of observations | 25 |
4 components are identified in WDS; this is not a count of resolved stars.
Components of 39 Tau
Each row is a separate WDS component pair. Measurements may come from different years.
| Component | Primary magnitude | Secondary magnitude | Separation (arcseconds) | Position angle | Last observed |
|---|---|---|---|---|---|
| AB (binoculars) | 5.97 | 8.09 | 176.6″ | 357° | 2015 |
| Aa,Ab | 5.97 | — | 0.4″ | 252° | 2003 |
| AC | 5.97 | 12.60 | 150.1″ | 15° | 2015 |
| BC | 8.09 | 11.50 | 57.8″ | 123° | 2015 |
Data source: Washington Double Star (WDS) Catalog. Maintained by the U.S. Naval Observatory; thanks to the WDS team.
Finder Chart for 39 Tau
39 Tau Passage Through Night
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Current position of 39 Tau
| Time | 11:27 |
| Latitude | 1.35208 |
| Longitude | 103.82 |
| Elevation | -37° |
| Azimuth | 299° |
Here you can see the current position of 39 Tau 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 39 Tau Visible Throughout the Year?
39 Tau will remain visible until April 9, when it moves too close to the Sun and temporarily disappears from the night sky.
| Date | Fri, 30 October 2026 |
| Astronomical observing session begins | 19:59 |
| Astronomical observing session ends | 05:32 |
| Astronomical observing duration | 10h 33m |
| Rise | 20:36 |
| Set | 08:38 |
| Elevation at transit | 69° |
| Transit time | 02:37 |
| Equatorial coordinates | RA: 04h 05m 20s", Dec: 22° 00' 32s |
| Magnitude | 6 |
| Constellation | Taurus |
The graph illustrates the annual visibility pattern of 39 Tau, 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 39 Tau is visible throughout the year in a table with exact rise, transit, and set times for each date.
You can also see when 39 Tau is visible throughout the year in a table with exact rise, transit, and set times for each date.
Astrometric and Physical Parameters of 39 Tau
Coordinates and Visibility
| Right Ascension | 04h 05m 20s |
| Declination | 22° 00′ 32″ |
| Magnitude | 5.97 |
| Constellation | Taurus |
| Elevation | -37.5° |
| Azimuth | 299.4° |