Key parameters at a glance
- A radius of 12.40 Earth radii
- A mass of 3,623.24 Earth masses
- Surface gravity around 23.56 g
- An orbital period of 3,413.700 days
- Semi-major axis 4.7100 AU
- Distance from Earth 130.25 light-years
- Earth Similarity Index 0.366
- Travel time at Voyager 1 speed 2,296,943 years
1 sibling around HD 196067
HD 196067 b shares its host star with 1 other confirmed planet. Side-by-side measurements below.
| Planet | Type | Radius (R⊕) | Mass (M⊕) | Period (d) | Eq. T (K) | Year |
|---|---|---|---|---|---|---|
| HD 196067 c | Sub-Neptune | 3.21 | 10.40 | 4.601 | — | 2025 |
| HD 196067 b this | Gas Giant | 12.40 | 3,623.24 | 3,413.700 | — | 2012 |
HD 196067 b Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#1298of 1771
top 73.2%
This planet
12.40R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | HD 196067 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 12.40 | 11.21 |
| Mass (M⊕) | 1.00 | 3,623.24 | 317.83 |
| Density (g/cm³) | 5.51 | 10.40 | 1.33 |
| Surface Gravity (g) | 1.00 | 23.56 | 2.53 |
| Insolation (S⊕) | 1.00 | — | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 3,623.244 M⊕ | Direct mass measurement (not derived). |
| Minimum mass (M sin i) | 1,773.483 M⊕ | Lower bound from radial-velocity fitting. |
Star Catalogue Identifiers
HD
HD 196067
HIP
HIP 102125
TIC
TIC 327303574
Gaia DR2
Gaia DR2 6369544118965772416
Gaia DR3
Gaia DR3 6369544118965772416
System
HD 196067
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts about 9.35 Earth years on a highly eccentric trajectory at a mean orbital distance of 4.7100 AU.
Eq. Temperature
—
Insolation (S⊕)
—
Earth = 1.00
Earth Similarity (ESI)
0.366
0 = alien, 1 = Earth-identical
Detection Signatures
Radial velocity
Stellar wobble has been measured spectroscopically.
Astrometry
Positional wobble of the host star was measured.
Discovery Paper
Primary reference
Marmier et al. 2013Instrument
CORALIE Spectrograph
Publication
2013-03
Observation locale
Ground
Discovery cohort
Planets confirmed in 2012 at La Silla Observatory (11 shown).
Host System: HD 196067
Spectral Class
G-type yellow (Sun-like)
Effective Temperature
6,072 K — hotter than the Sun (5,778 K)
Estimated Age
4.20 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.710 R☉
Stellar Mass
1.160 M☉
Metallicity [Fe/H]
0.21
Extended Stellar Properties
Surface gravity (log g)
4.090 dex
Stellar density
0.313 g/cm³
Systemic radial velocity
-10.95 km/s
Rotational v·sin i
1.45 km/s
Rotation period
22.50 days
Activity index (log R'HK)
-5.033
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 11 bands
Astrometric Data
Parallax
25.012 mas
Total Proper Motion
225.371 mas/yr
PM Right Ascension
156.60 mas/yr
PM Declination
-162.08 mas/yr
Galactic Cartesian (pc)
x = 0.164 · y = -0.192 · z = -0.967
Equatorial (J2000)
RA 310.43642° · Dec -75.35150°
Galactic ℓ, b
318.443° · -33.049°
Ecliptic λ, β
286.282° · -54.203°
HTM-20 index
522645378
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