Lambda And
HIP 116584; Lambda And; 16 And
DoubleStar
And
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
3.82
Spectral Type
G8IV k
Star Color
Orange
(B-V 1.01)
Distance
86.1 ly
Position & Identifiers
RA
23h 37m 33.9s
Dec
+46° 27' 29.0"
Constellation
And
HR
8961
HIP
116584
Bayer
Lambda
Flamsteed
16 And
Variable ID
Lam And
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Visibility
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Multiple Star System
Components
4
Component IDs
AC
Separation
32.3″
Companion Mag
13.4
Position Angle
271°
Star Colors
A: Orange
Discoverer
STT 600
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 32.3″ · PA: 271° · 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
RS 3.69 - 3.97V, 4.74 - 5.13B, 54.20d. Amp. and cycle length vary in period 3200d. Also 0.25m var. in period about | 50d. H and K emission correlated with 56d light period.
20.5212d, K 6.6k/s, V0 +6.8k/s, asini 1.86. Radio binary. Unresolved by speckle interferometry. Possible radio | emitter.
Survey Image
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