Key parameters at a glance
- A radius of 17.37 Earth radii
- A mass of 200.23 Earth masses
- Surface gravity around 0.66 g
- An orbital period of 3.398 days
- Semi-major axis 0.0480 AU
- Equilibrium temperature 2,410 K (2137 °C)
- Distance from Earth 1,236.96 light-years
- Earth Similarity Index 0.037
- Travel time at Voyager 1 speed 21,813,725 years
TOI-2580 b Planet Profile
Physical Specs
Classification
Planet Type
Gas Giant
Discovery
Size rank in cohort
Rank by radius
#96of 1771
top 5.4%
This planet
17.37R⊕
Gas Giant median
13.52R⊕
Nearest-size peers
| Metric | Earth | TOI-2580 b | Jupiter |
|---|---|---|---|
| Radius (R⊕) | 1.00 | 17.37 | 11.21 |
| Mass (M⊕) | 1.00 | 200.23 | 317.83 |
| Density (g/cm³) | 5.51 | 0.22 | 1.33 |
| Surface Gravity (g) | 1.00 | 0.66 | 2.53 |
| Insolation (S⊕) | 1.00 | 1,730.00 | 0.037 |
Alternative Mass Estimates
| Method | Value | Interpretation |
|---|---|---|
| Best measured mass | 200.232 M⊕ | Direct mass measurement (not derived). |
Star Catalogue Identifiers
TIC
TIC 102713734
Gaia DR2
Gaia DR2 490410811948906752
Gaia DR3
Gaia DR3 490410811948906752
System
TOI-2580
Percentile among Gas Giant cohort
Orbit & Habitability
Orbital Dynamics
Year Length
A year here lasts approximately 3.40 Earth days (0.9% of a terrestrial year) on a nearly circular orbit at a mean orbital distance of 0.0480 AU.
Transit Fingerprint
Depth
0.996 %
Duration
8.380 h
Transit midpoint (BJD)
2,458,839.4534
Photometric dip
Transit produces a flux drop of 9,960 ppm lasting ≈ 8.38 h.
Extended Orbital Architecture
RV semi-amplitude (K)
70.000 m/s
Transit mid-time (BJD)
2,458,839.4534
Long. of periastron (ω)
114.00°
Angular separation (arcsec)
0.12700
Eq. Temperature
2,410K
(2137 °C)
Insolation (S⊕)
1,730.00
Earth = 1.00
Earth Similarity (ESI)
0.037
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
Ehrhardt et al. 2024Instrument
TESS CCD Array
Publication
2024-12
Observation locale
Space
Discovery cohort
Planets confirmed in 2024 at Transiting Exoplanet Survey Satellite (TESS) (12 shown).
Host System: TOI-2580
Spectral Class
F-type yellow-white
Effective Temperature
6,120 K — hotter than the Sun (5,778 K)
Estimated Age
2.00 Gyr — younger than the Sun (4.6 Gyr)
Stellar Radius
1.810 R☉
Stellar Mass
1.330 M☉
Metallicity [Fe/H]
0.26
Extended Stellar Properties
Surface gravity (log g)
4.150 dex
Stellar density
0.316 g/cm³
Rotational v·sin i
7.40 km/s
Rotation period
12.40 days
Metallicity ratio
[Fe/H]
Multi-band Host Photometry — 11 bands
Astrometric Data
Parallax
2.608 mas
Total Proper Motion
11.946 mas/yr
PM Right Ascension
10.77 mas/yr
PM Declination
-5.17 mas/yr
Galactic Cartesian (pc)
x = 0.181 · y = 0.344 · z = 0.921
Equatorial (J2000)
RA 62.19921° · Dec 67.11653°
Galactic ℓ, b
140.433° · 11.221°
Ecliptic λ, β
75.105° · 45.109°
HTM-20 index
-1315354151
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