Key parameters at a glance
- A radius of 13.17 Earth radii
- A mass of 224.39 Earth masses
- Surface gravity around 1.29 g
- An orbital period of 3.174 days
- Semi-major axis 0.0435 AU
- Equilibrium temperature 1,414 K (1141 °C)
- Distance from Earth 1,115.91 light-years
- Earth Similarity Index 0.089
- Travel time at Voyager 1 speed 19,679,074 years
HATS-30 b Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#900of 1771
top 50.8%
This planet
13.17R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | HATS-30 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 13.17 | 11.21 |
| Mass (M⊕) | 1.00 | 224.39 | 317.83 |
| Density (g/cm³) | 5.51 | 0.54 | 1.33 |
| Surface Gravity (g) | 1.00 | 1.29 | 2.53 |
| Insolation (S⊕) | 1.00 | 718.91 | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 224.388 M⊕ | Direct mass measurement (not derived). |
Star Catalogue Identifiers
TIC
TIC 281459670
Gaia DR2
Gaia DR2 4906145613282734208
Gaia DR3
Gaia DR3 4906145613282734208
System
HATS-30
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 3.17 Earth days (0.9% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0435 AU.
Transit Fingerprint
Depth
1.546 %
Duration
2.750 h
Impact parameter b
0.487
Rp / R★
0.113700
Transit midpoint (BJD)
2,456,629.7616
Photometric dip
Transit produces a flux drop of 15,457 ppm lasting ≈ 2.75 h.
Extended Orbital Architecture
Planet / star radius ratio
0.113700
Semi-major axis / stellar radius
8.820
Impact parameter (b)
0.487
RV semi-amplitude (K)
91.800 m/s
Transit mid-time (BJD)
2,456,629.7616
Angular separation (arcsec)
0.12700
Eq. Temperature
1,414K
(1141 °C)
Insolation (S⊕)
718.91
Earth = 1.00
Earth Similarity (ESI)
0.089
0 = alien, 1 = Earth-identical
Inside the inner HZ boundary (too hot for liquid water) — 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.
Discovery Paper
Primary reference
Espinoza et al. 2016Instrument
Apogee 4K CCD Sensor
Publication
2016-10
Observation locale
Ground
Discovery cohort
Planets confirmed in 2016 at HATSouth (12 shown).
Host System: HATS-30
Spectral Class
G-type yellow (Sun-like)
Effective Temperature
5,943 K — hotter than the Sun (5,778 K)
Estimated Age
2.30 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.061 R☉
Stellar Mass
1.093 M☉
Metallicity [Fe/H]
0.06
Extended Stellar Properties
Surface gravity (log g)
4.425 dex
Stellar density
1.290 g/cm³
Systemic radial velocity
-0.08 km/s
Rotational v·sin i
4.11 km/s
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 14 bands
Astrometric Data
Parallax
2.894 mas
Total Proper Motion
22.839 mas/yr
PM Right Ascension
-22.31 mas/yr
PM Declination
-4.89 mas/yr
Galactic Cartesian (pc)
x = 0.498 · y = 0.049 · z = -0.866
Equatorial (J2000)
RA 5.61853° · Dec -59.94259°
Galactic ℓ, b
309.555° · -56.812°
Ecliptic λ, β
329.014° · -54.450°
HTM-20 index
-999049809
Similar Worlds
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Gas Giant · G-type yellow (Sun-like)
Radius 13.18 R⊕ · 3,065.0 ly
WASP-46 b
Gas Giant · G-type yellow (Sun-like)
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TOI-2977 b
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Radius 13.16 R⊕ · —
WASP-110 b
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HD 167677 b
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HD 72659 b
Gas Giant · G-type yellow (Sun-like)
Radius 13.20 R⊕ · 169.3 ly