HD 1
HD 1 (HIP 422) is the first star in the Henry Draper Catalogue. It is located in the constellation Cepheus. With an apparent magnitude of 7.42, it is too dim to be seen with the unaided eye, but can be seen with binoculars. HD 1 is currently located 1,190 light-years based on parallax, but is drifting closer to the Solar System with a radial velocity of −27.33 km/s.
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HD 1
HD 1 (HIP 422) is the first star in the Henry Draper Catalogue. It is located in the constellation Cepheus. With an apparent magnitude of 7.42, it is too dim to be seen with the unaided eye, but can be seen with binoculars. HD 1 is currently located 1,190 light-years based on parallax, but is drifting closer to the Solar System with a radial velocity of −27.33 km/s.
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HD 1 (HIP 422) is the first st ...... adial velocity of −27.33 km/s.
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absmag v
age myr
b-v
+1.288
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class
G9-K0IIIa
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constell
epoch
gravity
luminosity
2.25789e+2
metal fe
+0.24
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p error
parallax
radius
temperature
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HD 1 (HIP 422) is the first st ...... adial velocity of −27.33 km/s.
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label
HD 1
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