Meleph

Epsilon Cnc

HIP 42556; Epsilon Cnc; 41 Cnc DoubleStar Cnc Visible Level 1 Naked eye / Binoculars - Requires steady seeing

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Physical Properties

Magnitude 6.30

Spectral Type A8Vn

Star Color Yellow-white (B-V 0.17)

Position & Identifiers

RA 08h 40m 27.0s

Dec +19° 32' 42.0"

Constellation Cnc

HR 3429

HIP 42556

Bayer Epsilon

Flamsteed 41 Cnc

Visibility

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Multiple Star System

Separation 134.0″

Companion Mag 7.5

Position Angle 250°

Star Colors A: Yellow-white B: Yellow

Discoverer S 574

Eyepiece View

Telescope Eyepiece

80x Dawes: 1.9″ TFOV: 0.6°

Seeing

Scale Realistic = true angular size

Sep: 134.0″ · PA: 250° · N up, E left

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

Size Comparison

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Stellar Lifecycle

Spectral Classification

Hertzsprung-Russell Diagram

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Blackbody Spectrum

Stellar Absorption Spectrum

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

Stellar Notes

Group/Cluster

In Praesepe; NGC 2632 #300.

Spectral

Also classified A5m, Am (K/H/M) = A7/A8/F0, and Am (A5/F0/F1).

Survey Image

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