G6V

There is no G7V dagger type

Skiff08 flags one star as a G6V MK standard: HD 20794 (G6V; Keenan89). 

Skiff08 HD & HR stars with multiple G6V classifications: HD 18803,
54371, 101501, 216777. None have very strong G6V pedigrees to warrant
being a candidate standard.

Morgan65 classified two Hyads as G6V: HD 27989 & 28099.

Gray01/03/06 list 22 nearby G6V stars. Median HIP colors:
<B-V>(G6V) = 0.693 (+-0.005 sem, +-0.024 stdev; N=22)
<V-I>(G6V) = 0.748 (+-0.005 sem, +-0.023 stdev; N=22)


# NO standards
Houk,JM53,Morgan65,Keenan85,Corbally86 do not list a G6V standard

# standards
HD 20794 = 82 Eri: B-V[HIP]=0.711+-0.005
  G6V: Keenan89,Keenan99
  G8V: Wilson62,Gray06
  G8III: Houk78
  G5V: Evans57
  G7V: Adams35
  Skiff07 lists 6 refs: G5V through G8V
  Star is nearby dwarf (Mv=5.45). 

# Others
HD 216777 = SAO 146393
  G6V: Jaschek78(Roman55),Jaschek64(all),Eggen65,Houk99
  G5: Cannon
  G1V: Adams35
  V=8mag. 

HD 54371 = SAO 79121
  G6V: Adams35,Gray03 
  G5V: Abt85
  G8V: Harlan69

HD 18803
  G6V: Adams35,Gray03
  G8V: Harlan70