Encyclopedia: HD2...
Encyclopedia : H : HD : HD2 (26 articles)
HD 202206|- style="vertical-align: top;" | B-V color index | |- style="vertical-align: top;" | U-B color index | |- style="vertical-align: top;" | Variable type | |- ! style="background-color: #FFFFC0;" colspan="2" | Details |- |style="vertical-align: baseline;" | Mass | M☉ |- |style="vertic..
HD 20367HD 20367 is a 6th magnitude star in the constellation of Aquila. It is a yellow dwarf similar to our Sun (spectral type G0 V). An extrasolar planet orbiting the star was discovered in 2002. HD 20367 b The planet, designated as HD 20367 b has a mass similar to Jupiter. It orbits..
HD 20782HD 20782 is a yellow main sequence star about 117 light-years away in the constellation Fornax. It is estimated to be 7.1 (± 4) billion years old, with a mass close to that of our Sun. An extrasolar planet was announced around this star in 2006. HD 20782 b HD 20782 b is an extrasolar planet o..
HD 208487HD 208487 is a 7th magnitude star in the constellation of Grus. Like our Sun, it is a yellow dwarf star. It has the same spectral type as our sun, G2 V. However, it is probably slightly less massive and more luminous, indicating that it is slightly older. In 2004 a planet named HD 208487 b, ..
HD 209458|- style="vertical-align: top;" | B-V color index | |- style="vertical-align: top;" | U-B color index | |- style="vertical-align: top;" | Variable type | |- ! style="background-color: #FFFFC0;" colspan="2" | Details |- |style="vertical-align: baseline;" | Mass | M☉ |- |style="vertica..
HD 209458 b|- ! style="background-color: #A0B0FF;" colspan="3" | Parent star |- | colspan="2" | Star | HD 209458 |- | colspan="2" | Constellation | Pegasus |- | Right ascension | style="text-align: center" |(α) | 22h 03m 10.8s |- | Declination | style="text-align: center" |(δ) | +18° 53&..
HD 210277HD 210277 is a 7th magnitude star in the constellation Aquarius. It is a yellow dwarf star (spectral type G0V) like our Sun. It has a mass around 0.92 times that of our Sun and is estimated to be around 12 billion years old. Since its distance is about 69 light years, it is not visible to the unai..
HD 211415HD 211415 which has about half the metal content of the sun and is a bit cooler and is located in the Andromeda constellation. Possibility of Planets and Life HD 211415 was identified in September 2003 by astrobiologist Margaret Turnbull from the University of Arizona in Tucson as one of the most ..
HD 216770HD 216770 is an 8th magnitude star located in the constellation of Piscis Austrinus. It is an orange dwarf (spectral type K1 V), and is somewhat dimmer and cooler than our Sun. In 2003 a planet was announced orbiting it by the Geneva Extrasolar Planet Search Team. HD 216770 b HD 216770 b..
HD 217107|- style="vertical-align: top;" | B-V color index | |- style="vertical-align: top;" | U-B color index | |- style="vertical-align: top;" | Variable type | |- ! style="background-color: #FFFFC0;" colspan="2" | Details |- |style="vertical-align: baseline;" | Mass | M☉ |- |style="vertic..
HD 217107 b|- | colspan="2" | Discoverer(s) | |- | colspan="2" | Detection method | |- | colspan="2" | Discovery status | |} HD 217107 b is an extrasolar planet orbiting the Sun-like star HD 217107 every 7.1 days. It is the innermost known planet in its system, and was discovered by the California and C..
HD 217107 c|- | colspan="2" | Discoverer(s) | |- | colspan="2" | Detection method | |- | colspan="2" | Discovery status | |} HD 217107 c is a Jupiter-like extrasolar planet orbiting the star HD 217107 about every eight years. It is the second planet to be discovered orbiting the star, after HD 217107 b ..
HD 224693|- style="vertical-align: top;" | B-V color index | |- style="vertical-align: top;" | U-B color index | |- style="vertical-align: top;" | Variable type | |- ! style="background-color: #FFFFC0;" colspan="2" | Details |- |style="vertical-align: baseline;" | Mass | M☉ |- |style="vertic..
HD 2638HD 2638 is a dim 10th magnitude star in the constellation of Cetus. It is a yellow dwarf and similar to our Sun. A small telescope is required to view the star. In 2005 the discovery of an extrasolar planet orbiting the star was announced by the Geneva Extrasolar Planet Search Team. HD 2638 b ..
HD 277559HD 277559 is an F-class star in the constellation Auriga. ..
HD 27894HD 27894 is a 9th magnitude star in the constellation of Reticulum. It is an orange dwarf (spectral type K2 V), a type of stars dimmer and cooler than our Sun. In 2005 the Geneva Extrasolar Planet Search Team announced the discovery of an extrasolar planet orbiting the star. HD 27894 b T..
HD 28185|- style="vertical-align: top;" | B-V color index | |- style="vertical-align: top;" | U-B color index | |- style="vertical-align: top;" | Variable type | |- ! style="background-color: #FFFFC0;" colspan="2" | Details |- |style="vertical-align: baseline;" | Mass | M☉ |- |style="vertic..
HD 28185 b|- | colspan="2" | Discoverer(s) | |- | colspan="2" | Detection method | |- | colspan="2" | Discovery status | |} HD 28185 b is an extrasolar planet orbiting the star HD 28185 every 1.04 years. The planet was discovered in 2001 as a part of the CORALIE survey for southern extrasolar planets. ..
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