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1 Tauri — Star in Taurus

Magnitude 3.6m Star Taurus (Tau) Visible
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Observe

1Physical Properties

Magnitude 3.60
Spectral Type G6III giant
Star Color Orange (B-V 0.89)
Distance 289 ly

2Position & Identifiers

RA 03h 24m 48.8s
Dec +09° 01' 44.0"
Constellation Taurus (Tau)
HR 1030
HIP 15900
HD 21120
SAO 111172
Flamsteed 1 Tau

3How easy to spot?

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Equipment Bortle 3 Bortle 4 Bortle 5
Naked eye Easy Medium+ Medium+
50mm finder Easy Easy Easy
150mm scope Easy Easy Easy
Easy Medium Hard Very hard Impossible

Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs

4Visibility

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Best season Oct – Dec (peak: Nov)

5Survey Image

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Explore

7

Size Comparison

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8

Compare Stars

9

Spectral Classification

10

Hertzsprung-Russell Diagram

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11

Stellar Lifecycle

12

Blackbody Spectrum

13

Stellar Absorption Spectrum

Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.

14

Stellar Fusion

Discover

15Stellar Notes

1654.9d, K 4.4k/s, V0 -20.1k/s, asini 96.7. Unresolved by speckle interferometry.
16

Light Travel Time Machine

17

Relativistic Travel

Nearby in the Sky

Other targets within a few degrees — pan your scope a little and keep exploring.

Visibility scores assume a 150 mm Newton at Bortle 4.

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