HD 40307 b (Q1039809)

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

0.012±0.00094 Jupiter mass

1 reference

High Accuracy Radial Velocity Planet Searcher

catalog code

HD 40307b

catalog

Henry Draper Catalogue

1 reference

TIC 374859347b

1 reference

discoverer or inventor

1 reference

imported from Wikimedia project

Russian Wikipedia

time of discovery or invention

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}_)

2008

1 reference

site of astronomical discovery

0 references

2 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}_)

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

194.8±57.3 degree

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

194±60 degree

1 reference

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

M sin i

4±0.8 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

3.81±0.3 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

0.012±0.00094 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

0.12±0.07

1 reference

New wavelength calibration of the HARPS spectrograph

0.2±0.16

1 reference

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

0.1964±0.054187

1 reference

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

0.168

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 period

4.3123±0.0012 day

1 reference

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

4.3123±0.00039167 day

1 reference

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

4.3115±0.00027 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

4.3114±0.0002 day

1 reference

New wavelength calibration of the HARPS spectrograph

semi-major axis of an orbit

0.0468±0.0024 astronomical unit

1 reference

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

0.047524±0.000003 astronomical unit

1 reference

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

0.0475±0.0011 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