Table 4: Comparison of the HRC and BHRC classifications.
Class HRC   BHRC  
  number % number %
blank field 155 2.9 95 3.4
galaxy 238 4.5 140 4.4
galaxy cluster 262 4.9 153 4.8
QSO/AGN  2215 41.5 1801 56.2
white dwarf 45 0.8 33 1.0
CV 26 0.5 12 0.4
bright stars 1219 22.8 93 2.9
F-G star 45 0.8 570 17.8
K star 141 2.6 323 10.1
M star / C star 197 3.7 71 2.2
unidentified 604 11.3 6 0.2
no spectrum 194 3.6 - -
All sources 5341 100.0 2791 100.0
All counterparts 5341 100.0 3202 100.0
Note: galaxy clusters include multiple galaxies and groups; bright stars
include stars that have been classified as B-A types.

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