Confirmed Exoplanet Discovered 2022

CoRoT-35 b

A gas giant orbiting the f-type yellow-white CoRoT-35, located approximately 3,663.4 light-years from Earth.

Key parameters at a glance

  • A radius of 18.83 Earth radii
  • A mass of 349.61 Earth masses
  • Surface gravity around 0.99 g
  • An orbital period of 3.227 days
  • Semi-major axis 0.0429 AU
  • Equilibrium temperature 1,747 K (1474 °C)
  • Distance from Earth 3,663.42 light-years
  • Earth Similarity Index 0.056
  • Travel time at Voyager 1 speed 64,604,352 years

CoRoT-35 b Planet Profile

Physical Specs

Radius
18.83 R⊕
Radius (Jupiter)
1.680 R♃
Mass
349.61 M⊕
Mass (Jupiter)
1.100 M♃
Density
0.29 g/cm³
Surface Gravity
0.99 g (Earth)

Classification

Planet Type

Gas Giant

ESI Score 0.056
HZ Position Unknown
Controversial No

Discovery

Year 2022
Method Transit
Facility CoRoT
Telescope 0.27 m CoRoT Telescope

Size rank in cohort

Rank by radius

#48of 1771

top 2.7%

This planet

18.83R⊕

Gas Giant median

13.52R⊕

Nearest-size peers

Metric Earth CoRoT-35 b Jupiter
Radius (R⊕)1.0018.8311.21
Mass (M⊕)1.00349.61317.83
Density (g/cm³)5.510.291.33
Surface Gravity (g)1.000.992.53
Insolation (S⊕)1.000.037

Alternative Mass Estimates

Method Value Interpretation
Best measured mass 349.611 M⊕ Direct mass measurement (not derived).

Star Catalogue Identifiers

TIC

TIC 161062394

Gaia DR2

Gaia DR2 4213081309275729792

Gaia DR3

Gaia DR3 4213081309275729792

System

CoRoT-35

Percentile among Gas Giant cohort

Radius 18.831 R⊕ · percentile 97 / cohort 1771
Mass 349.611 M⊕ · percentile 37 / cohort 1747
Orbital period 3.23 d · percentile 19 / cohort 1533
Distance 1,123.21 pc · percentile 87 / cohort 1759
ESI 0.056 · percentile 7 / cohort 1771

Orbit & Habitability

Orbital Dynamics

Period
3.227 days
Semi-major axis
0.0429 AU
Eccentricity
0.000
Inclination
84.10 °

Year Length

A year here lasts approximately 3.23 Earth days (0.9% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0429 AU.

Transit Fingerprint

Depth

1.257 %

Duration

4.190 h

Impact parameter b

0.580

Transit midpoint (BJD)

2,456,074.2415

Photometric dip

Transit produces a flux drop of 12,570 ppm lasting ≈ 4.19 h.

Extended Orbital Architecture

Impact parameter (b)

0.580

RV semi-amplitude (K)

150.000 m/s

Transit mid-time (BJD)

2,456,074.2415

Angular separation (arcsec)

0.03820

Eq. Temperature

1,747K

(1474 °C)

Insolation (S⊕)

Earth = 1.00

Earth Similarity (ESI)

0.056

0 = alien, 1 = Earth-identical

Insufficient insolation data — the dayside is scorched.

Detection Signatures

Transit photometry

A transit dip has been observed from at least one telescope.

Radial velocity

Stellar wobble has been measured spectroscopically.

Transit timing variations

Gravitational interactions from neighbours have been detected.

Discovery Paper

Primary reference

Sebastian et al. 2022

Instrument

CoRoT CCD Array

Publication

2022-07

Observation locale

Space

Host System: CoRoT-35

Spectral Class

F-type yellow-white

Effective Temperature

6,390 K — hotter than the Sun (5,778 K)

Estimated Age

6.10 Gyr — older than the Sun (4.6 Gyr)

Stellar Radius

1.650 R☉

Stellar Mass

1.010 M☉

Metallicity [Fe/H]

-0.50

Extended Stellar Properties

Surface gravity (log g)

4.010 dex

Stellar density

0.447 g/cm³

Rotational v·sin i

8.80 km/s

Metallicity ratio

[Fe/H]

Distance
1,123.21 parsec
Light-years 3,663.42 ly
V-band magnitude
15.64 mag
Voyager-speed travel 64,604,352 yr

Multi-band Host Photometry — 11 bands

8.916.716.73B15.64V15.26Gaia14.54TESS13.43J13.05H12.94K12.78W112.82W212.33W38.90W4

Astrometric Data

Parallax

0.864 mas

Total Proper Motion

5.793 mas/yr

PM Right Ascension

-2.33 mas/yr

PM Declination

-5.31 mas/yr

Galactic Cartesian (pc)

x = 0.330 · y = -0.943 · z = -0.048

Equatorial (J2000)

RA 289.31435° · Dec -2.77471°

Galactic ℓ, b

33.401° · -7.008°

Ecliptic λ, β

290.486° · 19.301°

HTM-20 index

-757828036

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