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52 Sgr

HIP 96465; 52 Sgr DoubleStar Sgr Visible Level 4 Large telescope (10"+) - Requires steady seeing
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Physical Properties

Magnitude 4.60
Spectral Type B9
Star Color Blue-white (B-V -0.07)
Distance 1630.8 ly

Position & Identifiers

RA 19h 36m 42.4s
Dec -24° 53' 01.0"
Constellation Sgr
HR 7440
HIP 96465
Flamsteed 52 Sgr
Double Cat 12654

Visibility

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Multiple Star System

Separation 2.3″
Companion Mag 9.2
Position Angle 175°
Star Colors A: Blue-white B: Yellow
Discoverer BU 654

Eyepiece View

80x Dawes: 1.9″ TFOV: 0.6°
Realistic = true angular size
N E 175° A (4.6) B (9.2)

Sep: 2.3″ · PA: 175° · 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

ADS 12654. Uncertain which component varies.
CPM.

Survey Image

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