Scott Coleman


Technical Article

Calculate distance between two points

The calculation of distance between two points using standard spherical geometry can be inaccurate for short distances (ten miles or less) because the sine function of very small angles approaches zero. The haversine approach (http://en.wikipedia.org/wiki/Haversine_formula) turns this around, so it is very accurate at small distances but has larger errors (about ten miles) for points […]

(1)

You rated this post out of 5. Change rating

2006-05-18 (first published: )

695 reads

Blogs

Claude AI Convinced Me Not to Build an iPad App

By

I coach volleyball and I do a lot of stat stuff on paper. I...

A New Word: Dolorblindness

By

dolorblindness – n. the frustration that you’ll never be able to understand another person’s...

Claude Code Helps Analyze Test Data Manager Log Files

By

I had a customer ask about analyzing their Test Data Manager (TDM) usage to...

Read the latest Blogs

Forums

Data Warehouse Toolkit meets Star Schema: The Complete Reference

By pietlinden

Is there a good syllabus for reading these two together? (Yes, it's called the...

GPX distance and time analysis in SQL Server

By Cláudio Tereso

Comments posted to this topic are about the item GPX distance and time analysis...

The DBA is Dead; Long Live the DBA

By Steve Jones - SSC Editor

Comments posted to this topic are about the item The DBA is Dead; Long...

Visit the forum

Question of the Day

Changing the AG Listener

In SQL Server 2025, if I want to remove an IP from a listener, what do I do?

See possible answers