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24 Comae Berenices
Contrast Optical Double Star
| Right Ascension | 12h 35m 07s | Best Seen | 4/1 - 7/15 |
| Declination | 18° 22' 37" | Magnitude (combined) | 5.03 |
| Apparent Separation | 20.3" | Constellation | Coma Berenices |
Actual |
Compared to Sun |
|
| Distance | 614 / 2629 ly | -- |
| Actual Brightness | -- | 233 / 1298 |
| Apparant Magnitude | 5.19 / 6.49 | |
| Absolute Magnitude | -2.2 / -0.2 | |
| Size | -- | |
| Mass | -- | |
| Surface Gravity | -- | -- |
| Surface Composition (by mass) | 74% hydrogen 24% helium 2% everything else |
same |
| Spectral Type | K2lIl / A9Vm | G2 V |
| Density (gram/cubic cm) | -- | -- |
What To Look For Through The Telescope
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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 Berenices Information:
- Flamsteed designations are named after the creator, Sir John Flamsteed. Sir John numbered the stars in the constellation with a number and the latin name, this star's Flamsteed designation is 24 Comae Berenices, shortened to 24 Com.
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References
| Item | Updated | Notes |
| Coordinates | 2002-07-22 | SIMBAD |
| Combined Magnitude | 2002-07-24 | with Scott’s The Flamsteed Collection |
| Apparent Separation | –- | |
| Distance | 2002-07-24 | Flamsteed and SIMBAD |
| Actual Brightness | 2002-07-24 | Flamsteed |
| Magnitude | -- | |
| Mass | -- | |
| Surface Gravity | -- | |
| Surface Composition | 2003-01-06 | OK for all stars |
| Spectral Type | 2002-07-24 | SIMBAD |
| Density | -- | |
| Other information | -- |