39 And
HIP 4903; 39 And
DoubleStar
And
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.98
Spectral Type
A5m
Star Color
Yellow-white
(B-V 0.16)
Position & Identifiers
RA
01h 02m 54.3s
Dec
+41° 20' 42.0"
Constellation
And
HR
290
HIP
4903
Flamsteed
39 And
Double Cat
863
Querying VizieR catalog...
Visibility
Set a location in User Settings to see visibility data.
Multiple Star System
Separation
20.5″
Companion Mag
12.5
Position Angle
3°
Star Colors
A: Yellow-white
B: Yellow
Discoverer
HJ 1064
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 20.5″ · PA: 3° · N up, E left
Resolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 3.1″
Size Comparison
Querying VizieR for stellar data…
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 Notes
UMa stream.
Also classified A3/A7/A9.
Survey Image
Loading survey image…