In Evidence
Other stars in Serpens
- Unukalhai
- η Serpentis
- μ Serpentis
- ξ Serpentis
- β Serpentis
- ε Serpentis
- δ Serpentis
- γ Serpentis
- Gudja
- ο Serpentis
- ν Serpentis
- λ Serpentis
- ι Serpentis
- ζ Serpentis
- Alya
- ρ Serpentis
- σ Serpentis
- π Serpentis
- θ2 Serpentis
- 5 Serpentis
- 36 Serpentis
- 10 Serpentis
- τ1 Serpentis
- HR5894
- 59 Serpentis
- ω Serpentis
- 16 Serpentis
- 3 Serpentis
- χ Serpentis
- 6 Serpentis
- HR6016
- HR6858
- 60 Serpentis
- 25 Serpentis
- HR5924
- 11 Serpentis
- φ Serpentis
- HR6544
- 64 Serpentis
- HR5859
- 4 Serpentis
- 45 Serpentis
- HR5692
- υ Serpentis
- HR6928
- 47 Serpentis
- HR6568
- HR6993
- HR6756
- τ7 Serpentis
- HR5963
- HR7048
- HR6755
- ψ Serpentis
- HR6681
- HR5654
- HR5690
- HR6011
- τ5 Serpentis
- HR6562
- HR6620
- 61 Serpentis
- HR6014
- HR5874
- HR6840
- τ6 Serpentis
- HR5745
- HR5796
- 43 Serpentis
- HR5913
- 39 Serpentis
- 8 Serpentis
- τ3 Serpentis
- HR6873
- HR6005
- τ8 Serpentis
- HR6898
- HR7144
- HR6666
- HR7076
- HR6496
- τ2 Serpentis
- HR6096
- HR5831
- HR5931
- HR5740
- 7 Serpentis
- HR5992
- 40 Serpentis
- HR5665
- HR6843
- HR5861
- HR6757
- HR5706
- HR6830
- HR5909
- HR7008
- HR6890
- HR5711
- HR6785
- HR6600
- HR6958
- HR5783
- HR6449
- HR5850
- HR6999
- 14 Serpentis
- HR5791
- HR5758
- HR6813
- HR7000
- HR5659
- HR6900
Alya - θ1 Serpentis (theta1 Serpentis)
Alya, also designated as θ1 Serpentis (theta1 Serpentis), is a variable and multiple main-sequence star of spectral class A5 in the constellation of Serpens.
Alya visual magnitude is 4.62. Because of its moderate brightness, Alya 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 Alya is situated in the Hertzsprung–Russell diagram.
Star System Properties
Alya is a visual double star which can be observed with binoculars or small telescopes. The table below shows key information about the Alya double sysyem:
Distance, Radial Speed, Proper Motion
Alya is distant 131.82 light years from the Sun and it is moving towards the Sun at the speed of 46 kilometers per second.
Alternative Designations
Visibility from Your Location
Today's Alya - θ1 Serpentis (theta1 Serpentis) rise, transit and set times from Greenwich, UK are the following (all times relative to the local timezone Europe/London):