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.
Have your red, white and blue Medicare ID card available when you enroll. If you donât have your red, white and blue Medicare ID card available, contact the Social Security Administration (SSA) at 1-800-772-1213 or 1-800-325-0778 (TTY). Ask the SSA for your name that appears in their records and your Medicare Part A and B effective dates.