Iota Psc
HIP 116771; Iota Psc; 17 Psc
DoubleStar
Psc
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
4.13
Spectral Type
F7V
Star Color
Yellow
(B-V 0.51)
Distance
43.5 ly
Position & Identifiers
RA
23h 39m 57.0s
Dec
+05° 37' 35.0"
Constellation
Psc
HR
8969
HIP
116771
Bayer
Iota
Flamsteed
17 Psc
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Visibility
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Multiple Star System
Separation
122.6″
Companion Mag
14.1
Position Angle
305°
Star Colors
A: Yellow
Discoverer
BUP 240
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 122.6″ · PA: 305° · 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
Optical.
Survey Image
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