---
title: "Lp Post Slope Chart"
method: POST
path: "/lp/slope_chart"
tags: ["Level 2 — Neighbourhood"]
---

# Lp Post Slope Chart

`POST /lp/slope_chart`

## Request

- Base URL: `https://api.geospatialsystem.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.geospatialsystem.com/lp/slope_chart`
- Auth: API key in header `X-API-Key`

## Query parameters

- `api_key` string, nullable

## Request body

- LPChartRequest
  - `lat` number, required
  - `lon` number, required
  - `dataset_id` string, required
  - `fmt` string

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/geospatialsystem/apis/location-profile-api.md) · [All operations](https://skmtc.dev/geospatialsystem/apis/location-profile-api/llms.txt) · [OpenAPI document](https://skmtc.dev/geospatialsystem/apis/location-profile-api/revisions/cc1b1158f094?raw)