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HD 20781e
extrasolar planet in the constellation Fornax
HD 20781 e
TIC 144503312e
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Statements
instance of
unconfirmed exoplanet
2 references
stated in
SIMBAD
stated in
The HARPS search for southern extra-solar planets. XLIV. Eight HARPS multi-planet systems hosting 20 super-Earth and Neptune-mass companions
exoplanet
3 references
stated in
SIMBAD
stated in
The HARPS search for southern extra-solar planets. XLIV. Eight HARPS multi-planet systems hosting 20 super-Earth and Neptune-mass companions
stated in source according to
Exoplanet Archive
stated in
Extrasolar Planets Encyclopaedia
star
1 reference
stated in
SIMBAD
mass
0.0442
Jupiter mass
1 reference
stated in
Extrasolar Planets Encyclopaedia
catalog code
HD 20781e
catalog
Henry Draper Catalogue
1 reference
stated in
SIMBAD
TIC 144503312e
catalog
TESS Input Catalog
1 reference
stated in
Exoplanet Archive
time of discovery or invention
February 2019
1 reference
stated in
The HARPS search for southern extra-solar planets. XLIV. Eight HARPS multi-planet systems hosting 20 super-Earth and Neptune-mass companions
stated in source according to
Exoplanet Archive
discovery method
Doppler spectroscopy
2 references
stated in
The HARPS search for southern extra-solar planets. XLIV. Eight HARPS multi-planet systems hosting 20 super-Earth and Neptune-mass companions
stated in source according to
Exoplanet Archive
stated in
Extrasolar Planets Encyclopaedia
constellation
Fornax
1 reference
based on heuristic
inferred from equatorial coordinates
parent astronomical body
HD 20781
3 references
stated in
The HARPS search for southern extra-solar planets. XLIV. Eight HARPS multi-planet systems hosting 20 super-Earth and Neptune-mass companions
stated in source according to
Exoplanet Archive
object stated in reference as
HD 20781
stated in
SIMBAD
stated in
Extrasolar Planets Encyclopaedia
object stated in reference as
HD 20781
argument of periapsis
70.59±67.58
degree
1 reference
stated in
The HARPS search for southern extra-solar planets. XLIV. Eight HARPS multi-planet systems hosting 20 super-Earth and Neptune-mass companions
stated in source according to
Exoplanet Archive
M sin i
0.0442±0.0049
Jupiter mass
1 reference
stated in
The HARPS search for southern extra-solar planets. XLIV. Eight HARPS multi-planet systems hosting 20 super-Earth and Neptune-mass companions
stated in source according to
Exoplanet Archive
orbital eccentricity
0.06±0.06
1 reference
stated in
The HARPS search for southern extra-solar planets. XLIV. Eight HARPS multi-planet systems hosting 20 super-Earth and Neptune-mass companions
stated in source according to
Extrasolar Planets Encyclopaedia
Exoplanet Archive
orbital period
85.5073±0.0983
day
1 reference
stated in
The HARPS search for southern extra-solar planets. XLIV. Eight HARPS multi-planet systems hosting 20 super-Earth and Neptune-mass companions
stated in source according to
Exoplanet Archive
semi-major axis of an orbit
0.3374±0.017
astronomical unit
1 reference
stated in
The HARPS search for southern extra-solar planets. XLIV. Eight HARPS multi-planet systems hosting 20 super-Earth and Neptune-mass companions
stated in source according to
Exoplanet Archive
parallax
27.8123±0.0239
milliarcsecond
2 references
stated in
Gaia Early Data Release 3
stated in
SIMBAD
declination component of proper motion
−66.614±0.019
milliarcsecond per year
2 references
stated in
Gaia Early Data Release 3
stated in
SIMBAD
right ascension component of proper motion
348.869±0.015
milliarcsecond per year
2 references
stated in
Gaia Early Data Release 3
stated in
SIMBAD
epoch
J2000.0
3 references
stated in
SIMBAD
stated in
Exoplanet Archive
stated in
Extrasolar Planets Encyclopaedia
right ascension
50.01226190937542
degree
2 references
stated in
Gaia Early Data Release 3
stated in
SIMBAD
declination
−28.78383068486973
degree
2 references
stated in
Gaia Early Data Release 3
stated in
SIMBAD
Identifiers
Extrasolar Planets Encyclopaedia exoplanet ID
hd_20781_e--7641
0 references
NASA Exoplanet Archive ID
HD 20781 e
0 references
SIMBAD ID
HD 20781e
0 references
Sitelinks
Wikipedia
(2 entries)
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enwiki
HD 20781 e
idwiki
HD 20781 e
Wikibooks
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Wikinews
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Wikiquote
(0 entries)
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Wikisource
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Wikiversity
(0 entries)
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Wikivoyage
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Wiktionary
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Multilingual sites
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