Euler-Eytelwein tension ratio

Code-Snippets

curl "https://api.oanor.com/capstan-api/v1/capstan" \
  -H "x-oanor-key: oanor_test_..."

await fetch("https://api.oanor.com/capstan-api/v1/capstan", {
  headers: { "x-oanor-key": "oanor_test_..." }
});

$ch = curl_init("https://api.oanor.com/capstan-api/v1/capstan");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);

import requests
requests.get(
    "https://api.oanor.com/capstan-api/v1/capstan",
    headers={"x-oanor-key": "oanor_test_..."}
)

Beispiel-Response

Echte Antwort dieses Endpoints, erfasst beim letzten Health-Check.

{
    "data": {
        "turns": 0.5,
        "formula": "T1/T2 = e^(μ·β) (Euler-Eytelwein); β = wrap angle in radians.",
        "tension_ratio": 2.5663324,
        "wrap_angle_deg": 180,
        "wrap_angle_rad": 3.14159265,
        "slack_tension_n": 100,
        "tight_tension_n": 256.63324,
        "friction_coefficient": 0.3
    },
    "meta": {
        "timestamp": "2026-06-04T10:18:39.925Z",
        "request_id": "2190e791-71eb-47e1-bd23-ae4fad5ee1a1"
    },
    "status": "ok",
    "message": "Euler-Eytelwein tension ratio",
    "success": true
}