Star profile
133 Tauri
Hot blue starWhat is 133 Tauri
133 Tauri is a blue subgiant about 633 light-years away, on the eastern flank of the Bull. It shines at some 680 solar luminosities and from a surface so hot its colour shifts firmly past solar yellow into blue-white. It is receding at about 26 km/s; a transitional star, already on its way toward a far more expanded giant phase.
Where it is and when to see it
133 Tauri lies in the northern celestial hemisphere. It is visible to the naked eye under a dark sky. Its best month of the year is December, when it culminates around midnight.
- From London it culminates about 52° above the horizon.
- From New York it culminates about 63° above the horizon.
- From Sydney it culminates about 42° above the horizon.
It can be seen from anywhere north of 76° S.
It ranks no. 65 in brightness among the 144 stars of Taurus in our catalogue. To find it, start from Aldebaran, the brightest: it lies about 18° away (a fist at arm's length covers about 10°).
The light you see today left it about 630 years ago.
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Astronomical data for 133 Tauri
- Constellation
- Taurus
- Apparent magnitude
- 5.28
- Distance
- 633.4 light years
- Coordinates (J2000)
- RA 86.929° · Dec 13.900°
- Catalogue
- HIP 27364 · HD 38622
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Other stars in Taurus
Taurus has 144 stars in Stelvia's catalogue. Here are a few of them.
- AldebaranAlpha Tauri0.87
- ElnathBeta Tauri1.65
- AlcyoneEta Tauri2.85
- 58 Tauri5.26
- Kappa 2 Tauri5.27
- 106 Tauri5.28
- 46 Tauri5.29
- 40 Tauri5.32