From UFStarfleet Wiki
Excalibur is the main sequence star of the Excalibur Star System. It is classified as a G3V Yellow Star composed of ionized calcium and both neutral and ionized metals. It has a surface temperature of between 5,000 and 6,000 degrees K.
It is very similar to Sol, just a little bit more luminous.
- classification: Class G (yellow)
- diameter: 50000 km's
- magnitude: 2