24 COMAE BERENICES
CONTRAST OPTICAL DOUBLE STAR
Right Ascension:
12h 35m 07s
Best Seen:
4/1 - 7/15
Declination:
18º 22' 37"
Combined
Magnitude:
5.03
Computer File:
com24
Constellation:
Coma Berenices
Apparent
Separation
20.3"
Actual
Compared to Sun
Distance
614 / 2629 l.y.
--
Actual Brightness
--
233 / 1298
Magnitude
5.19 / 6.49
--
Mass
--
--
Surface Gravity
--
--
Surface Composition (by mass)
74% hydrogen 24% helium 2% everything else
same
Spectral Type
K2lIl / A9Vm
G2V
Density (gram/cubic cm)
--
--
WHAT TO LOOK FOR THROUGH THE TELESCOPE:
-
Recommended eyepiece: 24mm or 40 mm.
-
When people look through the telescope they should see two stars next to each other. The brighter star should appear yellow and the dimmer star blue.
24 COMAE BERENICIS INFORMATION:
Item
Updated
Notes
Coordinates
07-22-2002
SIMBAD
Combined Magnitude
07-24-2002
with Scott’s The Flamsteed Collection
Apparent Separation –
Distance
07-24-2002
Flamsteed and SIMBAD
Actual Brightness
07-24-202
Flamsteed
Magnitude
Mass
Surface Gravity
Surface Composition
01-06-2003
OK for all stars
Spectral Type
07-24-2002
SIMBAD