HD 40307 d (Q1074559)

A dynamical study on the habitability of terrestrial exoplanets - II The super-Earth HD 40307 g

Habitable-zone super-Earth candidate in a six-planet system around the K2.5V star HD 40307

The HARPS search for southern extra-solar planets. XIII. A planetary system with 3 super-Earths (4.2, 6.9, and 9.2 M_{Earth}_)

mass

0.0275±0.0018 Jupiter mass

1 reference

High Accuracy Radial Velocity Planet Searcher

catalog code

HD 40307d

catalog

Henry Draper Catalogue

1 reference

TIC 374859347d

1 reference

discoverer or inventor

1 reference

imported from Wikimedia project

Russian Wikipedia

time of discovery or invention

16 June 2008

1 reference

imported from Wikimedia project

English Wikipedia

January 2009

1 reference

The HARPS search for southern extra-solar planets. XIII. A planetary system with 3 super-Earths (4.2, 6.9, and 9.2 M_{Earth}_)

The HARPS search for southern extra-solar planets. XIII. A planetary system with 3 super-Earths (4.2, 6.9, and 9.2 M_{Earth}_)

2 references

inferred from equatorial coordinates

constellation

Pictor

1 reference

based on heuristic

parent astronomical body

3 references

The HARPS search for southern extra-solar planets. XIII. A planetary system with 3 super-Earths (4.2, 6.9, and 9.2 M_{Earth}_)

object stated in reference as

HD 40307

object stated in reference as

HD 40307

argument of periapsis

17.2 degree

2 references

A dynamical study on the habitability of terrestrial exoplanets - II The super-Earth HD 40307 g

Habitable-zone super-Earth candidate in a six-planet system around the K2.5V star HD 40307

M sin i

9.5±1.7 Earth mass

2 references

Habitable-zone super-Earth candidate in a six-planet system around the K2.5V star HD 40307

A dynamical study on the habitability of terrestrial exoplanets - II The super-Earth HD 40307 g

8.74±0.58 Earth mass

1 reference

The HARPS search for southern extra-solar planets. XXXVIII. Bayesian re-analysis of three systems. New super-Earths, unconfirmed signals, and magnetic cycles

0.0275±0.0018 Jupiter mass

1 reference

The HARPS search for southern extra-solar planets. XXXVIII. Bayesian re-analysis of three systems. New super-Earths, unconfirmed signals, and magnetic cycles

orbital eccentricity

0.07±0.05

1 reference

New wavelength calibration of the HARPS spectrograph

0.122

1 reference

The HARPS search for southern extra-solar planets. XXXVIII. Bayesian re-analysis of three systems. New super-Earths, unconfirmed signals, and magnetic cycles

0.06728±0.03514

1 reference

A dynamical study on the habitability of terrestrial exoplanets - II The super-Earth HD 40307 g

0.07±0.11

1 reference

Habitable-zone super-Earth candidate in a six-planet system around the K2.5V star HD 40307

orbital period

20.4185±0.0052 day

1 reference

The HARPS search for southern extra-solar planets. XXXVIII. Bayesian re-analysis of three systems. New super-Earths, unconfirmed signals, and magnetic cycles

20.4321±0.0075606 day

1 reference

A dynamical study on the habitability of terrestrial exoplanets - II The super-Earth HD 40307 g

20.432±0.024 day

1 reference

Habitable-zone super-Earth candidate in a six-planet system around the K2.5V star HD 40307

20.412±0.004 day

1 reference

New wavelength calibration of the HARPS spectrograph

semi-major axis of an orbit

0.13407±0.00003 astronomical unit

1 reference

A dynamical study on the habitability of terrestrial exoplanets - II The super-Earth HD 40307 g

0.1321±0.0066 astronomical unit

1 reference

Habitable-zone super-Earth candidate in a six-planet system around the K2.5V star HD 40307

0.134±0.0029 astronomical unit

1 reference

The HARPS search for southern extra-solar planets. XXXVIII. Bayesian re-analysis of three systems. New super-Earths, unconfirmed signals, and magnetic cycles

declination component of proper motion

parallax

77.2727±0.0276 milliarcsecond

2 references

−60.151±0.06 milliarcsecond per year

2 references

right ascension component of proper motion

−52.423±0.065 milliarcsecond per year

2 references

3 references