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 |  | Objective-prism discoveries in the northern sky - II. Five tables list the observed characteristics of 244 northern hemispherestars recorded in 100 108 A/mm dispersion plates at H-gamma wavelengths.The 5 x 5 deg fields contained a number of suspected weak-metal objects.Listings are divided into peculiar A stars, metallic line and deltaDelphini stars, high luminosity objects, Ca II emission stars of the Gand K type, and composite spectra.
 
 
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 Observation and Astrometry data
| Constellation: | Hercules |  | Right ascension: | 17h09m32.94s |  | Declination: | +30°42'20.2" |  | Apparent magnitude: | 8.144 |  | Distance: | 106.383 parsecs |  | Proper motion RA: | 6.4 |  | Proper motion Dec: | -8.9 |  | B-T magnitude: | 8.487 |  | V-T magnitude: | 8.173 |  Catalogs and designations:
 
 
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