THE 10 MOST BRIGHTEST STARS
A.R. DECL. MAG. LIGHT YEARS Alfa 12h 56m 01.84s +38° 19' 05.7 2.89 110 Cor Caroli,dal latino = cuore di Carlo; star prototype variable Alfa2 Canum Venaticorum ; double star con a1 CVn Beta 12h 33m 45.09s +41° 21' 24.4 4.24 27 Chara, dal greco Xara = gioia; Asterion; near, similar to the Sun. 24 CVn 13h 34m 27.37s +49° 00' 57.3 4.68 190 20 CVn 13h 17m 32.64s +40° 34' 21.2 4.72 286 variable delta Scuti 5 CVn 12h 24m 01.48s +51° 33' 44.0 4.76 393 13h 51m 47.49s +34° 26' 39.5 4.76 604 25 CVn 13h 37m 27.70s +36° 17' 41.4 4.82 192 double star 13h 34m 47.75s +37° 10' 56.8 4.91 145 13h 13m 42.98s +40° 09' 10.3 4.94 522 6 CVn 12h 25m 51.00s +39° 01' 07.3 5.01 227
OBJECTS
M 3 Globular cluster, mag.6.4, diameter 10' M 51 Spiral galaxy, mag. 8.1 diameter 12' M 63 Spiral galaxy, mag. 9.5, diameter 8' M 94 Spiral galaxy, mag. 7.9, diameter 5'
BOUNDARIES
Orsa Maggiore,Boote,Chioma di Berenice