Accurate WGS-84 distance and bearings between two coordinates with Vincenty, or ...
https://saylorinnovations.com/api/geo/geodesicOverview
Accurate WGS-84 distance and bearings between two coordinates with Vincenty, or the destination point from a start, bearing and distance
Protocol
x402
Price
$0.01
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
uncategorized
Provider
Saylor Innovations Data Desk
Source
bazaar
Indexed
2026-10-20 15:24:33
Health
Status
healthy
Latency (p50)
335ms
Uptime (30d)
100.0%
Reliability Score
95/100
Last Checked
2026-10-28 15:23:39
Last Healthy
2026-10-28 15:23:39
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"method": "GET",
"queryParams": {
"lat1": "40.6413",
"lat2": "51.47",
"lon1": "-73.7781",
"lon2": "-0.4543"
},
"type": "http"
}
Output Schema
{
"example": {
"difference_vs_haversine_m": 14889.8,
"distance_km": 5554.9088,
"distance_m": 5554908.79,
"distance_miles": 3451.6603,
"distance_nautical_miles": 2999.4108,
"ellipsoid": "WGS-84",
"final_bearing_deg": 107.9828,
"from": {
"lat": 40.6413,
"lon": -73.7781
},
"haversine_km": 5540.019,
"initial_bearing_deg": 51.3816,
"initial_compass": "NE",
"method": "Vincenty inverse (WGS-84), accurate to about 0.5 mm",
"mode": "inverse",
"source": "Vincenty formulae on the WGS-84 ellipsoid",
"to": {
"lat": 51.47,
"lon": -0.4543
}
},
"type": "json"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-28 15:23:39 | healthy | 402 | 295ms | |
| 2026-10-28 14:18:17 | healthy | 402 | 334ms | |
| 2026-10-28 05:43:58 | healthy | 402 | 413ms | |
| 2026-10-28 04:46:04 | healthy | 402 | 243ms | |
| 2026-10-28 03:52:13 | healthy | 402 | 232ms | |
| 2026-10-28 02:53:01 | healthy | 402 | 288ms | |
| 2026-10-28 01:48:36 | healthy | 402 | 336ms | |
| 2026-10-28 00:41:37 | healthy | 402 | 368ms | |
| 2026-10-27 23:45:18 | healthy | 402 | 335ms | |
| 2026-10-27 22:59:20 | healthy | 402 | 317ms | |
| 2026-10-27 21:48:07 | healthy | 402 | 407ms | |
| 2026-10-27 20:33:15 | healthy | 402 | 363ms | |
| 2026-10-27 19:28:43 | healthy | 402 | 417ms | |
| 2026-10-26 20:50:17 | degraded | 404 | 230ms | |
| 2026-10-26 05:36:27 | healthy | 402 | 747ms |