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95 Herculis

(Flamsteed Designation)
Contrast Multiple Star

Right Ascension 18h 01m 30s Best Seen 6/1 - 10/15
Declination 21° 35' 44" Combined Magnitude 4.26
Apparent Separation 6.3" Constellation Hercules

Actual
Compared
to Sun
Distance 470 ly --
Separation -- --
Orbital Period -- --
Actual Brightness -- 175 / 123
Magnitude 4.93 / 5.31
Mass -- --
Surface Gravity -- --
Surface Composition (by mass) 74% hydrogen
24% helium
2% everything else
same
Spectral Type A5 IIIm / G8 III G2 V
Density (gram/cubic cm) -- --

What To Look For Through The Telescope


  1. Recommended eyepiece: 24mm or 40 mm.

  2. 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 silvery blue.


95 Herculis Information:


  1. This is a 5th magnitude double star in the constellation Hercules

  2. 470 light years away -- Light we’re seeing left in 1546 AD:

    • Reformation was happening, but Martin Luther died this year
    • Michelangelo was made chief architect of St. Peter’s Basilica in Rome
    • Spanish conquest of the Yucatan was completed
  3. The two stars are separated by 882 AU

    a. Golden star

    Spectral Class Yellow-orange, G8 III, giant
    Temperature 8180 %deg;F
    Luminosity 128 Suns, 176 Suns total
    Diameter 19.2 Suns
    Absolute Magnitude -0.44 visual, -0.86 total

    b. Silver star

    Spectral Class White, A5 IIIm, giant
    Temperature 17,700 °F
    Luminosity 155 Suns visual, 191 Suns total
    Diameter 4.51 Suns
    Absolute Magnitude -0.65 visual, -0.95 total
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References
Item Updated Notes
Coordinates -- --
Combined Magnitude -- --
Apparent Separation 2002-07-22 http://www.astronomical.org/constellations/her.html
Distance -- --
Separation 2002-07-22 previous: 72 billion miles, 775 Earth/Sun – BUT can find no support
Orbital Period -- --
Actual Brightness -- --
Magnitude -- --
Mass -- --
Surface Gravity -- --
Surface Composition 2003-01-06 OK for all stars
Spectral Type 2002-07-22 SIMBAD
Density -- --
Other information -- --