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HD 82943 c

{{Short description|Extrasolar planet}}

{{Infobox planet

| name = HD 82943 c

| discoverer = Mayor, Udry et al.

| discovery_site = {{flag|France}}

| discovered = 2001

| discovery_method = Doppler spectroscopy

| apsis = astron

| semimajor = {{convert|0.746|AU|km|abbr=on}}

| eccentricity = 0.359

| period = 219 d

| time_periastron = 1189.3

| arg_peri = 127

| semi-amplitude = 41.7 ± 0.91

| star = HD 82943

}}

HD 82943 c is an extrasolar planet approximately 89 light-years away in the constellation of Hydra. The planet was announced in 2001 to be orbiting the yellow dwarf star HD 82943. The planet is the innermost planet of two.

See also

References

{{Reflist|colwidth=30em|refs=

{{cite press release | title=Exoplanets: The Hunt Continues! | date=April 4, 2001 | publisher=European Southern Observatory | location=Garching, Germany | url=http://www.eso.org/public/news/eso0114/ | accessdate=December 27, 2012 }}

{{cite journal | url=http://www.aanda.org/articles/aa/full/2004/07/aa0250/aa0250.html | title=The CORALIE survey for southern extra-solar planets XII. Orbital solutions for 16 extra-solar planets discovered with CORALIE | last1=Mayor | first1=M. | last2=Udry | first2=S. | last3=Naef | first3=D. | last4=Pepe | first4=F. | last5=Queloz | first5=D. | last6=Santos | first6=N. C. | last7=Burnet | first7=M. | display-authors=1 | journal=Astronomy and Astrophysics | volume=415 | issue=1 | pages=391–402 | year=2004 | arxiv=astro-ph/0310316 | bibcode=2004A&A...415..391M | doi=10.1051/0004-6361:20034250 | s2cid=5233877 }}

}}

External links

  • {{cite encyclopedia |url=https://exoplanet.eu/catalog/hd_82943_c--52/ |title=Notes for planet HD 82943 c|access-date=2008-07-15 |encyclopedia=Extrasolar Planets Encyclopaedia |date= }}
  • {{cite web |url=http://www.eso.org/public/outreach/press-rel/pr-2001/pr-10-01.html |title=The Harsh Destiny of a Planet? |accessdate=2008-07-15 |work=European Southern Observatory |date=2001-05-09 |url-status=dead |archiveurl=https://web.archive.org/web/20080507074309/http://www.eso.org/public/outreach/press-rel/pr-2001/pr-10-01.html |archivedate=2008-05-07 }}

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{{Sky|09|34|50.736|-|12|07|46.365|89.56}}

Category:Hydra (constellation)

Category:Exoplanets discovered in 2001

Category:Giant planets

Category:Exoplanets detected by radial velocity

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