DOUBLE STAR 61 CYGNI A & B

By: Amber NewcombThe life

cycle of a star

THE TWINS Double Star Cyngi has its name for a

reason the A & B part is there because there are two stars (the twins)

They are located 31.3 inches apart when you look into the telescope

LOCATION

The two stars are located in the constellation called the swan or Cygnus

Is located 11.4 light years away from us The 13th closest star to the sun

CLASS Is in the class K part of the spectral

class Is also known as the orange part of the

spectral class as shown below It also is part of the G or color yellow it

is a mixture of the two

TEMPERATURE AND BRIGHTNESS

The part A is an amazing 4450 K degrees

Part B is a bit cooler at 4120 K degrees Both stars produce 1/6 as much light

than the sun

MASS AND ORBITAL PERIOD Both stars weigh about half of the sun It takes the two stars about 700 years to

make a full orbit

ADDITIONAL INFORMATION ABOUT CYGNI B

Its nickname is George It is a orange star in the spectral class Was first settled in the year 2085 Was first sighted in the year 2061 Is located inside Cygnus with its twin

MAIN SEQUENCE STARS 61 cygni a and b are main sequence

stars Main sequence stars are stars lying on

the diagonal band of the H-R diagram

CYGNUS THE SWAN Is in the blue-white supergiant class Is 110 light years away Is a binary star which means two stars

that revolve around one another Has a magnitude of 6.5

ADDITIONAL INFORMATION

Is the fourth nearest star to the earth They are both white dwarf stars The constellation Cygnus that it is

located in is called the flying star

WEBSITEShttp://www.starobserver.eu/multiplestars/61cygni.htmlhttp://www.astro.wisc.edu/~dolan/gurps/systems/61cygnib.html