---
title: "Morning (@morning77) | Hashnode"
description: "Morning (@morning77) writes on Hashnode. Read their latest articles and follow their work."
url: "https://hashnode.com/@morning77"
---

@morning77

# Morning

@morning77 · Joined August 2026

### [Turning satellite night-light radiance into a Bortle number — and the binning mistake that turned my map black](https://lightpollutionmapio.hashnode.dev/turning-satellite-night-light-radiance-into-a-bortle-number-and-the-binning-mistake-that-turned-my-map-black?utm_source=hashnode&utm_medium=feed)

Two conversions, one classic mistake: why uniform bins over a log-distributed quantity crush all the detail where your users live.

5 min read · [lightpollutionmapio.hashnode.dev](https://lightpollutionmapio.hashnode.dev/turning-satellite-night-light-radiance-into-a-bortle-number-and-the-binning-mistake-that-turned-my-map-black?utm_source=hashnode&utm_medium=feed)

[Sep 2](https://hashnode.com/posts/turning-satellite-night-light-radiance-into-a-bortle-number-and-the-binning-mistake-that-turned-my-map-black/6a9799e18ca116bd98bce06f)