Planet equilibrium temperature in K, C and F from star luminosity or temperature...
https://exoplanets-nasa.x402tookit.com/equilibrium-temperatureOverview
Planet equilibrium temperature in K, C and F from star luminosity or temperature and radius, orbit distance and albedo.
Protocol
x402
Price
$0.02
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
uncategorized
Provider
NASA Exoplanets
Source
bazaar
Indexed
2026-10-20 22:22:41
Health
Status
healthy
Latency (p50)
510ms
Uptime (30d)
86.7%
Reliability Score
83.3/100
Last Checked
2026-10-28 06:36:49
Last Healthy
2026-10-28 06:36:49
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"method": "GET",
"queryParams": {
"albedo": 0.3,
"luminositySolar": 1,
"orbitAu": 1
},
"type": "http"
}
Output Schema
{
"example": {
"albedo": 0.3,
"asOf": "2026-10-11T08:48:41.724Z",
"degraded": false,
"disclaimer": "Screening signal computed from the named public source. Not financial, legal or investment advice; provided as is. Verify at the source before acting.",
"equilibriumC": -18.572,
"equilibriumF": -1.4293,
"equilibriumK": 254.58,
"insolationEarth": 1,
"luminosityDerivedFromTeffAndRadius": false,
"luminositySolar": 1,
"notChecked": [
"the greenhouse effect and atmosphere: Venus and Earth's real surface temperatures differ strongly from equilibrium",
"day-night and latitude differences (heat is assumed spread evenly over the whole surface)",
"…2 more"
],
"orbitAu": 1,
"reasons": [
"T = ((S (1 - A)) / (4 sigma))^(1/4) with S = 1361 W/m2 x L / a^2: heat spread evenly over the planet, no atmosphere.",
"The NASA Exoplanet Archive's own pl_eqt column matches the zero-albedo case.",
"…1 more"
],
"source": "computed locally",
"summary": "At 1 au from a 1 L-sun star with albedo 0.3, the equilibrium temperature is 254.6 K (-18.57 C, -1.429 F).",
"verdict": "COMPUTED",
"zeroAlbedoK": 278.32
},
"type": "json"
}