(Q3769262)

Disentangling 2:1 resonant radial velocity orbits from eccentric ones and a case study for HD 27894

3-D selection of 167 sub-stellar companions to nearby stars

Three planets around HD 27894. A close-in pair with a 2:1 period ratio and an eccentric Jovian planet at 5.4 AU

star

1 reference

SIMBAD

unconfirmed exoplanet

1 reference

SIMBAD

mass

0.665±0.009 Jupiter mass

1 reference

time of discovery or invention

catalog code

HD 27894b

catalog

Henry Draper Catalogue

1 reference

TIC 396697266b

1 reference

February 2005

1 reference

imported from Wikimedia project

English Wikipedia

August 2005

1 reference

The HARPS search for southern extra-solar planets. IV. Three close-in planets around HD 2638, HD 27894 and HD 63454

The HARPS search for southern extra-solar planets. IV. Three close-in planets around HD 2638, HD 27894 and HD 63454

2 references

inferred from equatorial coordinates

constellation

Reticulum

1 reference

based on heuristic

parent astronomical body

3 references

The HARPS search for southern extra-solar planets. IV. Three close-in planets around HD 2638, HD 27894 and HD 63454

object stated in reference as

HD 27894

object stated in reference as

HD 27894

argument of periapsis

132.2±15.2 degree

2 references

Three planets around HD 27894. A close-in pair with a 2:1 period ratio and an eccentric Jovian planet at 5.4 AU

The HARPS search for southern extra-solar planets. IV. Three close-in planets around HD 2638, HD 27894 and HD 63454

132.9±9.7 degree

1 reference

The HARPS search for southern extra-solar planets. IV. Three close-in planets around HD 2638, HD 27894 and HD 63454

132±11 degree

1 reference

Disentangling 2:1 resonant radial velocity orbits from eccentric ones and a case study for HD 27894

156.983±15.134 degree

1 reference

3-D selection of 167 sub-stellar companions to nearby stars

M sin i

205 Earth mass

1 reference

Disentangling 2:1 resonant radial velocity orbits from eccentric ones and a case study for HD 27894

reason for deprecated rank

0.62 Jupiter mass

item/value with less precision and/or accuracy

1 reference

The HARPS search for southern extra-solar planets. IV. Three close-in planets around HD 2638, HD 27894 and HD 63454

0.619±0.05 Jupiter mass

1 reference

3-D selection of 167 sub-stellar companions to nearby stars

0.665±0.009 Jupiter mass

1 reference

Three planets around HD 27894. A close-in pair with a 2:1 period ratio and an eccentric Jovian planet at 5.4 AU

orbital eccentricity

0.047±0.012

1 reference

Three planets around HD 27894. A close-in pair with a 2:1 period ratio and an eccentric Jovian planet at 5.4 AU

0.049±0.008

1 reference

The HARPS search for southern extra-solar planets. IV. Three close-in planets around HD 2638, HD 27894 and HD 63454

0.0486±0.0086

1 reference

Disentangling 2:1 resonant radial velocity orbits from eccentric ones and a case study for HD 27894

0.047±0.012

1 reference

3-D selection of 167 sub-stellar companions to nearby stars

orbital period

17.991±0.007 day

1 reference

The HARPS search for southern extra-solar planets. IV. Three close-in planets around HD 2638, HD 27894 and HD 63454

17.9904±0.0077 day

1 reference

Disentangling 2:1 resonant radial velocity orbits from eccentric ones and a case study for HD 27894

18.01939±0.00027 day

1 reference

3-D selection of 167 sub-stellar companions to nearby stars

18.02±0.02 day

1 reference

Three planets around HD 27894. A close-in pair with a 2:1 period ratio and an eccentric Jovian planet at 5.4 AU

semi-major axis of an orbit

0.122 astronomical unit

1 reference

The HARPS search for southern extra-solar planets. IV. Three close-in planets around HD 2638, HD 27894 and HD 63454

0.125±0.005 astronomical unit

1 reference

3-D selection of 167 sub-stellar companions to nearby stars

0.125±0.0001 astronomical unit

1 reference

Three planets around HD 27894. A close-in pair with a 2:1 period ratio and an eccentric Jovian planet at 5.4 AU

reason for deprecated rank

0.125 astronomical unit

item/value with less precision and/or accuracy

1 reference

Disentangling 2:1 resonant radial velocity orbits from eccentric ones and a case study for HD 27894

angular distance

0.002879 arcsecond

1 reference

Extrasolar Planets Encyclopaedia exoplanet ID

HD 27894 b

parallax

22.791±0.0306 milliarcsecond

2 references

declination component of proper motion

269.911±0.085 milliarcsecond per year

2 references

right ascension component of proper motion

182.313±0.053 milliarcsecond per year

2 references

3 references

right ascension

65.19602674041124 degree

2 references

−59.41083975048500 degree

2 references

53,275.46±0.48 Julian day

epoch

J2000.0

1 reference

The HARPS search for southern extra-solar planets. IV. Three close-in planets around HD 2638, HD 27894 and HD 63454