In extragalactic Astronomy people often use kpc (kilo parsecs, or 1000 parsecs) or Mpc (mega parsecs, or 1,000,000 parsecs). For example the Sun is about 8 kpc from the centre of the galaxy and Virgo (the nearest large cluster of galaxies to us) is about 15-20 Mpc away.
Quick Answer. You can become a SilverSneakers member by having an eligible health plan. Eligibility can be determined by contacting your health provider's customer service department. SilverSneakers is offered to many Medicare plans throughout the nation. Keep Learning.
To access Silver status, you must stay at least 10 nights over a period of one year, or earn at least 2,500 Le Club AccorHotels Points. You will then benefit from all the advantages of being a Silver member: Free internet, priority check-in if available, late check-out, 24% more Le Club AccorHotels points.