Menu

22 Tau

HIP 17588; 22 Tau DoubleStar Tau Visible Level 6 Professional/Research - Requires steady seeing
Star Map Add to List Add to Plan
Back to Catalog

Physical Properties

Magnitude 6.43
Spectral Type A0Vn
Star Color Blue-white (B-V -0.02)

Position & Identifiers

RA 03h 46m 02.9s
Dec +24° 31' 41.0"
Constellation Tau
HR 1152
HIP 17588
Flamsteed 22 Tau

Visibility

Set a location in User Settings to see visibility data.

Multiple Star System

Separation 0.1″
Companion Mag 7.3
Position Angle -1°
Star Colors A: Blue-white

Eyepiece View

80x Dawes: 1.9″ TFOV: 0.6°
Realistic = true angular size
N E A (6.4) B (7.3)

Sep: 0.1″ · PA: -1° · N up, E left

Unresolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 3.1″

Size Comparison

Querying VizieR for stellar data…

Stellar Lifecycle

Spectral Classification

Hertzsprung-Russell Diagram

Loading HR diagram…

Blackbody Spectrum

Stellar Absorption Spectrum

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

Stellar Notes

Suspected occultation double.
Pleiades cluster; Mel 22 #859.
Sterope II.

Survey Image

Loading survey image…