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Make a deal with Roelof Rietbroek
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
589
Account age
6 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🧰 Free analysis for Roelof Rietbroek
Known for
📊 Post engagement
1
Avg engagement / post
0.2%
Engagement vs followers
Jul 2020
On Mastodon since
🔥 Top post: A crispy morning in Enschede · 2 likes + reposts
📊 Activity & format
Posting cadence
0.4 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly text
Recent: 11 text · 1 image · 0 video.
Follower / following
2×
Follows 291 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
🔥 Top post
A crispy morning in Enschede
Should've added 🧪 here
(3) Ocean stratification can attenuate tidal amplitudes. A stronger stratification (contrast in layering) leads to stronger baroclinic tidal *currents*, which essentially takes energy away from the barotropic *tidal height* component
2) Changing cavities under retreating ice shelfs in Antarctica modulate global tides too. Ice shelfs tend to dampen tides. In particular in the Weddel Sea, the future retreat of the Filchner‐Ronne Ice Shelf causes more energy to remain in …
(1) Increased water levels from sea level rise, associated with e.g. icesheet melting and sterodynamics, allows more tidal energy to enter shallow regions through faster propagating tidal waves, generally increasing the local tidal amplitu…
Do tides change under climate change? Here's a global study which uses numerical tidal modelling to quantify the effects of 3 specific drivers which modulate the future tides
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2025JC022719
Verkiezingsuitslagvoyeurisme is dat een ding? Fascinerend om de uitslagen lokaal te bekijken. Stemmers in Ter Apel met een Stockholmsyndroom voor de PVV, stembureaus die eruit springen (bijv. op de utwente.bsky.social ), de niet weg te kr…
PSF decides adhering to its core values is worth a lot more than a 1.5 million fund which would push them into self-censoring👏
https://bsky.app/profile/python.org/post/3m46nxmereb2b
In light of the current geopolitical affairs on the North American plate, Canada should really be thinking about expanding it's geodetic base infrastructure to decrease its dependency on the US.
https://bsky.app/profile/rebelgeo.bsky.socia…
😢
https://bsky.app/profile/philplait.bsky.social/post/3m34677mx322d
Researcher position on GNSS remote sensing of the atmosphere https://www.gfz.de/en/career/job-offers/details/10733
👉 Open PhD position at our group, under the supervision of colleague Franziska Tügl
https://utwentecareers.nl/en/vacancies/2151/phd-candidate-in-assessing-the-effects-of-water-management-on-hydrological-processes/
🐘 Community & instance
Home server
fediscience.org
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
Jul 2020
An OG fediverse account from Mastodon's early years — a long, established presence.
💡 Facts
🗓️Joined Mastodon in 2020 — 6 years ago.
👁️Averages 1 views per post.
📤Posts about 0.4× per week.
🕵️ Fake follower check
Estimated52/100
Fair
Credibility score
76%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 76% real, active audience · Medium fake-follower risk.
- Low engagement (~0.2% of followers engage each post) — a sign of an inflated or inactive audience.
- Verified account.
- Established account (6+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Asst. Professor at ITC UTwente researching the water cycle and sea level with space geodesy. I'm also crossposting here from Bluesky
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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