HD 7924

Star typeK-Type main-sequence
Alternate names: BD+75°58, GCRV 766, Gliese 56.5, GSC04494-01396, HIP 6379, 2MASSJ01215911+7642372, PPM 4675, SAO 4386,TYC 4494-1346-1, Wo 9054
Constellation: Cassiopeia
Right ascension: 01h 21m 59.11s
Declination: 76° 42′ 37.0″
Distance: 54.8 ± 0.4 light years (16.8 ± 0.1 parsecs)
Planets:

  • HD 7924 b – super-Earth type (mass greater than Earth, but smaller than Uranus)
    • Mass: ≥8.68 ± 0.52 Earth Mass
    • Orbital Period: 5.39792 Earth days
  • HD 7924 c – super-Earth type
    • Mass: ≥7.86 ± 0.72 Earth Mass
    • Orbital Period: 15.299 Earth days
  • HD 7924 d – super-Earth type
    • Mass: ≥6.44 ± 0.79 Earth Mass
    • Orbital Period: 24.451 Earth days

Broadcast Manual prepared by: MG & DM
Broadcast date(s):

  • Broadcast test: HD 7924 d (partial)
    September 29,  2016, from Kislak Center for Special Collections, Rare Books and Manuscripts, University of Pennsylvania Libraries (39.952849, -75.193693)
    Broadcast engineered by MG (Merlin Music Machine) & DM (Nintendo Game Boy)
    Broadcast Archive
  • Broadcast: HD 7924
    October 14,  2016, from NoMad Loft (location classified)
    Remote Listening via Clocktower Radio Livestream
    Broadcast engineered by MG (Benjolin, Merlin Music Machine) & DM (trombone, Nintendo Game Boy, Benjolin)
    Broadcast Archive
  •  Broadcast: HD 7924
    October 20,  2016, from Kislak Center for Special Collections, Rare Books and Manuscripts, University of Pennsylvania Libraries (39.952849, -75.193693)
    Broadcast engineered by MG (Benjolin, Merlin Music Machine) & DM (trombone, Nintendo Game Boy, Benjolin)
    Broadcast Archive
  • Audio available through BandCamp:
  • Broadcast: HD 7924 b+c
    November 12,  2016, from Eyeclopes (38.297427, -77.463368)
    Broadcast engineered by MG (Benjolin, Merlin Music Machine) & DM (Nintendo Game Boy, Benjolin)
    Broadcast Archive