In Evidence
Other stars in Ophiuchus
- Rasalhague
- Sabik
- ζ Ophiuchi
- Yed Prior
- Cebalrai
- κ Ophiuchi
- Yed Posterior
- θ Ophiuchi
- ν Ophiuchi
- 72 Ophiuchi
- γ Ophiuchi
- Marfik
- 67 Ophiuchi
- 70 Ophiuchi
- 44 Ophiuchi
- φ Ophiuchi
- 45 Ophiuchi
- σ Ophiuchi
- ι Ophiuchi
- ξ Ophiuchi
- χ Ophiuchi
- 68 Ophiuchi
- ω Ophiuchi
- ψ Ophiuchi
- HR6493
- μ Ophiuchi
- υ Ophiuchi
- 66 Ophiuchi
- 71 Ophiuchi
- 20 Ophiuchi
- 41 Ophiuchi
- 51 Ophiuchi
- 30 Ophiuchi
- 74 Ophiuchi
- 58 Ophiuchi
- HR6196
- HR6433
- Guniibuu
- 36 Ophiuchi
- HR6128
- τ Ophiuchi
- 23 Ophiuchi
- HR6516
- 37 Ophiuchi
- 43 Ophiuchi
- HR6985
- HR6857
- HR6136
- HR6507
- HR6987
- HR6686
- HR6800
- 21 Ophiuchi
- HR6375
- HR6202
- 24 Ophiuchi
- HR6524
- HR6534
- HR6353
- HR6902
- HR6140
- HR6797
- 73 Ophiuchi
- 14 Ophiuchi
- 12 Ophiuchi
- 26 Ophiuchi
- HR6670
- HR6476
- 53 Ophiuchi
- HR6684
- HR6472
- HR6308
- HR6706
- HR6269
- HR6414
- HR6883
- ρ Ophiuchi
- HR6590
- HR6667
- HR6689
- HR6365
- HR6404
- HR6494
- HR6834
- HR6349
- HR6435
- HR6235
- 16 Ophiuchi
- HR6520
- HR6497
- HR6367
- HR6124
- HR6925
- HR6179
- HR6193
- HR6413
- HR6240
- 19 Ophiuchi
- HR6577
- HR6387
- HR6747
- HR6650
- HR6412
- 61 Ophiuchi
- HR6067
- HR6474
- HR6578
- HR6296
- HR6661
- HR6473
- HR6633
- HR6201
- HR6277
- HR6041
- HR6190
- HR6575
- 29 Ophiuchi
- HR6294
- HR7010
- HR6690
- HR6354
- HR6465
- HR6851
- HR6601
- HR6340
- HR6350
- HR6439
- HR6248
- HR6329
- HR6390
- HR6719
- HR6189
- HR6659
- HR6696
- HR6593
- HR6372
- HR6359
- HR6358
- HR6784
- HR6709
- HR6512
- HR6284
- HR6504
- HR6361
- HR6676
- HR6521
- HR7002
- HR6976
- HR5990
- HR6992
- HR6967
- HR6532
- HR6428
- HR6489
- HR6490
- HR6639
- HR6137
- HR6144
- HR6434
- HR6441
- HR5989
- HR6386
- HR6610
- HR6385
- HR6278
- 52 Ophiuchi
- HR6302
- HR6317
- HR6844
- HR6776
- HR6394
- HR6941
- HR6732
- ο Ophiuchi
- HR6758
Rasalhague - α Ophiuchi (alpha Ophiuchi)
Rasalhague, also designated as α Ophiuchi (alpha Ophiuchi), is a variable giant star of spectral class A5 in the constellation of Ophiuchus.
Rasalhague visual magnitude is 2.08, making it the 58th brightest star in the sky. Because of its brightness, Rasalhague is clearly visible to the naked eye when observed from locations with dark skies, and should be also quite easily visible from light polluted areas.
Celestial Coordinates
Apparent
J2000
Galactic Coordinates
Finder Chart
Magnitude, Color, Spectral Class
The red dot in the diagram below shows where Rasalhague is situated in the Hertzsprung–Russell diagram.
Distance, Radial Speed, Proper Motion
Rasalhague is distant 46.68 light years from the Sun and it is moving far from the Sun at the speed of 13 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's Rasalhague - α Ophiuchi (alpha Ophiuchi) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):