4 Vul
HIP 95498; 4 Vul
DoubleStar
Vul
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
5.16
Spectral Type
K0III
Star Color
Orange
(B-V 0.98)
Distance
125.4 ly
Position & Identifiers
RA
19h 25m 28.6s
Dec
+19° 47' 55.0"
Constellation
Vul
HR
7385
HIP
95498
Flamsteed
4 Vul
Double Cat
12425
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Visibility
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Multiple Star System
Components
3
Component IDs
AB
Separation
13.5″
Companion Mag
10.0
Position Angle
87°
Star Colors
A: Orange
Discoverer
HJ 2871
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 13.5″ · PA: 87° · 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
Both companions optical.
Survey Image
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