Colin the Mathmo✓
🤝
Make a deal with Colin the Mathmo
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
5.8K
Account age
9 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
📊 Post engagement
5
Avg engagement / post
0.1%
Engagement vs followers
Apr 2017
On Mastodon since
🔥 Top post: "A loud and cheerful greeting early in the morning will be taken · 12 likes + reposts
📊 Activity & format
Posting cadence
41.8 / week
A very active account — posts many times a day.
Content mix
Mostly text
Recent: 11 text · 1 image · 0 video.
Follower / following
1.4×
Follows 4.1K back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
So much kit these days does not come with a manual, but requires you to download it.
Not much help when you don't have 'net access. But even so ...
If you have to wait, in what sense is it "instant"?
In about half an hour, #UK_ISS #ISS pass, starting at 22:09:18, duration 300 secs, visible, Magnitude -1.8
Some passes of the #ISS visible from the UK overnight - I'll post alerts closer to the time - #UK_ISS
RE: https://mathstodon.xyz/@virtuosew/116962897739214688
What @virtuosew fails to mention here is that she has sold a painting !!!
I always find that enormously exciting.
Happy UK "it's not pi but let's pretend, 'cos it's kinda close" day.
"The ability to speak exactly is intimately related to the ability to know exactly." -- Wendell Berry
In about half an hour, #UK_ISS #ISS pass, starting at 22:57:16, duration 216 secs, visible, Magnitude -1.5
OK, random #NumberTheory question.
In the Pollard Rho method of factoring we use a polynomial 𝑥²+𝑐 (mod n) to generate "pseudo-random" numbers and then do some manipulations to generate a factor.
It's cool.
But we are specifically advised …
Some passes of the #ISS visible from the UK overnight - I'll post alerts closer to the time - #UK_ISS
@alanmanuelsfairdossantos_br Saudações e bem-vindos ao Mathstodon.
Estou tentando aprender português, mas é muito lento e difícil para mim, então estou usando uma ferramenta de tradução automática para dizer isso.
Let me know if I can help…
In about half an hour, #UK_ISS #ISS pass, starting at 22:07:15, duration 373 secs, bright, Magnitude -2.7
🐘 Community & instance
Home server
mathstodon.xyz
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
✅ Link-verified
Verified link
Proved ownership of a website linked on their profile — Mastodon's green-check verification, a real identity signal rather than a paid badge.
On Mastodon since
Apr 2017
An OG fediverse account from Mastodon's early years — a long, established presence.
💡 Facts
🗓️Joined Mastodon in 2017 — 9 years ago.
👁️Averages 5 views per post.
📤Posts about 41.8× per week.
🛡️ Audience credibility
54/100
Fair
- Est. 72% real, active audience · Medium fake-follower risk.
- Low content engagement (~0.1% of followers) — a sign of an inflated or inactive audience.
- Verified account.
- Established account (9+ years old).
Est. authentic audience
72%
Fake-follower risk
Medium
Heuristic estimate from view-through, engagement vs size and recent growth — a screening signal, not a guarantee.
About
Fulltime freelance provider of outreach and enhancement in maths ... I talk a lot. About maths.
I talk about other stuff too, like ballroom dancing, juggling, unicycling, education, engineering, software, and "other things".
But mostly about maths.
I tend to follow back, but only if you have something in your profile.
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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