56 Cyg
HIP 102843; 56 Cyg
DoubleStar
Cygnus
(Cyg)
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.04
Spectral Type
A4mDel Del
Star Color
Yellow-white
(B-V 0.20)
Distance
130 ly
Position & Identifiers
RA
20h 50m 04.9s
Dec
+44° 03' 34.0"
Constellation
Cygnus
(Cyg)
HR
7984
HIP
102843
Flamsteed
56 Cyg
Querying VizieR catalog...
Visibility
Set a location in User Settings to see visibility data.
Multiple Star System B: optical
Separation
55.4″
Companion Mag
11.9
Position Angle
48°
Star Colors
A: Yellow-white
Discoverer
STT 595
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 55.4″ · PA: 48° · N up, E left
Resolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 2.3″
Size Comparison
Querying VizieR for stellar data…
Compare Stars
Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
Loading HR diagram…
Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Fusion
Stellar Notes
Hyades moving group.
Light Travel Time Machine
Relativistic Travel
Survey Image
Loading survey image…