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HIP 98954

HIP 98954 DoubleStar Aql Visible Level 4 Large telescope (10"+) - Requires steady seeing
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Physical Properties

Magnitude 6.34
Spectral Type M2.5III
Star Color Red (B-V 1.64)

Position & Identifiers

RA 20h 05m 26.5s
Dec +15° 30' 01.0"
Constellation Aql
HR 7680
HIP 98954
Double Cat 13344

Visibility

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Multiple Star System

Separation 2.6″
Companion Mag 11.0
Position Angle 118°
Star Colors A: Red
Discoverer BU 57

Eyepiece View

80x Dawes: 1.9″ TFOV: 0.6°
Realistic = true angular size
N E 118° A (6.3) B (11.0)

Sep: 2.6″ · PA: 118° · N up, E left

At limit · 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

CPM.

Survey Image

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