Menu

Delta Del

HIP 102281; Delta Del; 11 Del Star Del Visible Level 2 Small telescope (4")
Star Map
Add to List Add to Plan Back to Catalog

Physical Properties

Magnitude 4.43
Range 4.38 - 4.49
Period 3.8 hours
Variable Type Delta Scuti (Pulsating)
Spectral Type A7IIIpDel Del
Star Color Yellow-white (B-V 0.32)
Distance 251 ly

Position & Identifiers

RA 20h 43m 27.5s
Dec +15° 04' 28.0"
Constellation Del
HR 7928
HIP 102281
Bayer Delta
Flamsteed 11 Del
Variable ID Del Del

Visibility

Set a location in User Settings to see visibility data.

Light Curve

Multiple Star System

Separation 0.0″
Companion Mag 5.0
Position Angle 334°
Star Colors A: Yellow-white
Discoverer CIA 11

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

Delta Sct 4.39 - 4.49V, 0.135547 and 0.154991d. Combined magnitude of two components.
40.58d. Both components Delta Sct type variables.
Sirius group?
Underabundant metals. Also classified F0IVp.

Survey Image

Loading survey image…