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Open Access Articles- Top Results for HD 221148

HD 221148

HD 221148
Observation data
Epoch J2000      Equinox J2000
Constellation Aquarius
Right ascension 23h 29m 32.0813s
Declination −04° 31′ 57.89″
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This page is a soft redirect. Apparent magnitude (V)

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This page is a soft redirect. 6.25

Characteristics
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This page is a soft redirect. Spectral type

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This page is a soft redirect. K3IIIv

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This page is a soft redirect. U−B color index

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This page is a soft redirect. 1.16

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This page is a soft redirect. B−V color index

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This page is a soft redirect. 1.09

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This page is a soft redirect. R−I color index

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This page is a soft redirect. 1.41

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This page is a soft redirect. Variable type

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This page is a soft redirect. Variable star <tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2">Astrometry</th></tr></th></tr><tr><th colspan="2" style="text-align: center"></tr><tr style="vertical-align:top;"><td>Radial velocity (Rv)</td><td>-25.0 km/s</td></tr><tr style="vertical-align:top;"><td>Proper motion (μ)</td><td> RA: 179.73 mas/yr
Dec.: -231.95 mas/yr </td></tr><tr style="vertical-align:top;"><td>Parallax (π)</td><td>20.44 ± 0.86 mas</td></tr><tr style="vertical-align:top;"><td>Distance</td><td>160 ± 7 ly
(49 ± 2 pc)</td></tr><tr style="vertical-align:top;"><td>Absolute magnitude (MV)</td><td>7.34</td></tr><tr><th colspan="2" style="text-align: center"></th></tr> <tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2">Details</th></tr></th></tr><tr><th colspan="2" style="text-align: center"></th></tr><tr style="vertical-align:baseline;"><td>Mass</td><td>0.8 M</td></tr><tr style="vertical-align:baseline;"><td>Radius</td><td>0.9 R</td></tr><tr style="vertical-align:baseline;"><td>Luminosity</td><td>0.4 L</td></tr><tr style="vertical-align:baseline;"><td>Temperature</td><td>3,500–5,000 K</td></tr><tr><th colspan="2" style="text-align: center"></th></tr>

<tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2">Other designations</th></tr><tr><td colspan="2">
BD-05° 5999, HIP 115953, FK5 3881, HR 8924, LTT 9560, SAO 146736.
</td></tr>

<tr><th style="background-color: #FFFFC0; text-align: center;" colspan="2">Database references</th></tr><tr style="vertical-align: top;"><td>SIMBAD</td><td>data</tr>

Data sources:
Hipparcos Catalogue,
CCDM (2002),
Bright Star Catalogue (5th rev. ed.) </div>

HD 221148 is variable star, variable radial velocity.

References


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