In Evidence
Other stars in Cepheus
- Alderamin
- Errai
- Alfirk
- ζ Cephei
- η Cephei
- ι Cephei
- δ Cephei
- μ Cephei
- ε Cephei
- θ Cephei
- HR285
- ν Cephei
- Kurhah
- κ Cephei
- π Cephei
- HR7955
- 11 Cephei
- HR8748
- 9 Cephei
- HR8702
- ο Cephei
- 24 Cephei
- HR8383
- 16 Cephei
- HR9013
- λ Cephei
- HR2609
- HR1523
- 31 Cephei
- HR1230
- 19 Cephei
- HR8324
- 6 Cephei
- 30 Cephei
- HR8779
- HR8472
- HR8546
- 20 Cephei
- 18 Cephei
- HR8479
- HR1317
- 7 Cephei
- HR961
- HR1304
- 26 Cephei
- HR8557
- HR881
- HR8474
- ρ2 Cephei
- HR8049
- 12 Cephei
- HR8243
- HR8851
- 14 Cephei
- HR1289
- HR8938
- 4 Cephei
- HR8696
- HR8918
- HR965
- HR240
- HR8281
- HR8119
- HR333
- HR8164
- HR8599
- HR8357
- 25 Cephei
- HR7944
- HR774
- HR8625
- HR7742
- HR8483
- 13 Cephei
- HR8065
- ρ1 Cephei
- HR8952
- HR8844
- HR1107
- HR8375
- HR8099
- HR8506
- HR8736
- HR8112
- HR8388
- HR906
- HR8327
- HR8971
- HR8168
- HR9005
- HR8239
- HR8150
- HR8972
- HR8707
- HR20
- HR7925
- HR8537
- HR572
- HR8043
- HR597
- HR8683
- HR386
- HR8493
- HR8312
- HR8224
- HR1885
- HR8179
- HR8490
- HR8226
- HR8374
- HR8174
- HR7938
- HR8535
- HR8347
- HR8811
- HR8029
- HR306
- HR8808
- HR357
- HR8568
- HR8342
- HR312
- HR8476
- HR7940
- HR8442
- HR8598
- HR55
- HR8395
- HR8677
- HR8361
- HR8473
- HR8867
- HR8434
- HR9038
- HR8133
- HR158
- HR7967
- HR8153
- HR8384
- HR8745
- HR7993
- HR1616
- HR8109
- HR9034
- HR8389
- HR9056
- HR1714
- HR8595
- HR8525
- HR8399
- HR8777
- HR8550
- HR8113
δ Cephei (delta Cephei)
δ Cephei is a variable and multiple supergiant star of spectral class F5 in the constellation of Cepheus.
δ Cephei visual magnitude is 3.75. Because of its moderate brightness, δ Cephei is easily visible to the naked eye from locations with dark skies, while it might be barely visible, or not visible at all, from light-polluted skies.
Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where δ Cephei is situated in the Hertzsprung–Russell diagram.
Star System Properties
δ Cephei is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the δ Cephei double sysyem:
Distance, Radial Speed, Proper Motion
δ Cephei is distant 981.93 light years from the Sun and it is moving towards the Sun at the speed of 15 kilometers per second.
Alternative Designations
Visibility from Your Location
δ Cephei (delta Cephei) is circumpolar and transits at 06:45 UTC (altitude: 82.9°)