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2 Cam

HIP 21730; 2 Cam DoubleStar Cam Visible Level 5 Expert level - Requires steady seeing
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Physical Properties

Magnitude 5.35
Spectral Type A8V
Star Color Yellow-white (B-V 0.32)
Distance 171.7 ly

Position & Identifiers

RA 04h 39m 58.1s
Dec +53° 28' 23.0"
Constellation Cam
HR 1466
HIP 21730
Flamsteed 2 Cam
Double Cat 3358

Visibility

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Multiple Star System

Components 4
Component IDs AB
Separation 0.3″
Companion Mag 5.8
Position Angle 171°
Star Colors A: Yellow-white B: Yellow-white
Discoverer BU 1295

Eyepiece View

80x Dawes: 1.9″ TFOV: 0.6°
Realistic = true angular size
N E 171° A (5.3) B (5.8)

Sep: 0.3″ · PA: 171° · N up, E left

Unresolved · 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

AB 5.8 F0V, 7.4 F9V, 26.25y, a = 0.18" or 26.797y, a = 0.157". ABxC 5.6, 7.3, 425.0y, a = 1.38". Component D, 13.2v at | at 24" optical. Spectral classes component A, A9V; B, F8V; C, F8V.
0.004".

Survey Image

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