32 ERIDANI
CONTRAST MULTIPLE STAR
Right Ascension:
3h 54m 17.4s
Best Seen:
12/1 - 3/1
Declination:
-2º 57' 15"
Combined
Magnitude:
4.46
Computer File:
eri32
Constellation:
Eridanus
Apparent
Separation:
6.8"
Actual
Compared to
Distance
345 l.y.
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Separation
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Orbital Period
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Actual Brightness
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95 / 32 (Sun)
Magnitude
4.92 / 6.11
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Mass
--
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Surface Gravity
--
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Surface Composition (by mass)
74% hydrogen 24% helium 2% everything else
same (Sun)
Spectral Type
G8III / A2V
G2 V (Sun)
Density (gram/cubic cm)
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WHAT TO LOOK FOR THROUGH THE TELESCOPE:
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Recommended eyepiece: 24mm or 40 mm.
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When people look through the telescope they should see two stars next to each other. The brightest star should appear yellow and the dimmer star blue.
32 ERIDANI INFORMATION:
Item
Updated
Notes
Coordinates
07-22-2002
SIMBAD
Combined Magnitude
07-22-2002
with Scott’s The Flamsteed Collection
Apparent Separation
07-22-2002
http://www.astronomical.org/constellations/eri.html
Distance
Separation
07-22-2002
previous: 56billion miles, 600 Earth/Sun, – BUT can find no support
Orbital Period
Actual Brightness
Magnitude
Mass
Surface Gravity
Surface Composition
01-06-2003
OK for all stars