Hertzsprung-Russell Diagram
Relative distance precision less than 0.05
(M
Hp
, V-I) diagram for the 4477 single stars from the Hipparcos Catalogue with relative distance precision sigma
pi
/pi less than 0.05 and sigma
V-I
less than 0.025 mag. Colours indicate number of stars in a cell of 0.01 mag in V-I and 0.05 mag in M
Hp
This page is maintained by
The Hipparcos Web Group
(Astrophysics Division - SSD)
