Menu

6 Cas

Observable Double Star Fair (26/100)

Sep: 1.5", Companion: mag 8.0

HIP 117447; 6 Cas DoubleStar Cas Visible Level 5 Expert level - Requires steady seeing
Star Map Add to List Add to Plan
Back to Catalog

Physical Properties

Magnitude 5.43
Spectral Type A3Ia
Star Color Yellow (B-V 0.67)
Distance 3261.6 ly

Position & Identifiers

RA 23h 48m 50.2s
Dec +62° 12' 52.0"
Constellation Cas
HR 9018
HIP 117447
Flamsteed 6 Cas
Variable ID V566 Cas
Double Cat 17022

Visibility

Set a location in User Settings to see visibility data.

Multiple Star System

Components 3
Component IDs AB
Separation 1.5″
Companion Mag 8.0
Position Angle 194°
Star Colors A: Yellow B: Orange
Discoverer STT 508

Eyepiece View

80x Dawes: 1.9″ TFOV: 0.6°
Realistic = true angular size
N E 194° A (5.4) B (8.0)

Sep: 1.5″ · PA: 194° · 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

Alpha Cyg 5.34 - 5.45V, =>46d.
AB binary. B is cA0.
Cas OB5.
Shell star. Also classified A3eqIa-0.
Period about 30d?

Survey Image

Loading survey image…