V440 Per
HIP 11174
Star
Per
Visible
Level 2
Small telescope (4")
Physical Properties
Magnitude
6.28
Range
6.18 - 6.32
Period
7.6 days
Variable Type
Classical Cepheid
Spectral Type
F7Ib
Star Color
Orange
(B-V 0.86)
Position & Identifiers
RA
02h 23m 51.8s
Dec
+55° 21' 52.0"
Constellation
Per
HR
690
HIP
11174
Variable ID
V440 Per
Double Cat
1820
Querying VizieR catalog...
Visibility
Set a location in User Settings to see visibility data.
Light Curve
Multiple Star System C: optical
Separation
10.9″
Companion Mag
14.6
Position Angle
131°
Star Colors
A: Orange
Discoverer
BU 1373
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 Fusion
Stellar Notes
CDelta, amp. 0.123V, 7.572d.
Survey Image
Loading survey image…