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Followers
803
Account age
3 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🎁 Free analysisfor Jan Trnka
Known for
4 views
RT @EliotJacobson
And just for a measure of completion, here are the global surface temperature anomalies from the 1991-2020 mean, along with 2023 in red and 3 standard deviations above the mean in green.
As of yesterday, the global temperature of 17.20°C was 4.28σ above the 1991-2020 mean.
3 views
RT @EliotJacobson
For the statisticians among us, the green line traces the boundary of "5 standard deviations" from the mean daily Antarctic sea ice extent for the 30 year period 1991-2020.
And today's extent hit a new record low of -5.34σ, a full 2,780,000 km² below the 1991-2020 daily mean.
3 views
RT @weareyellowdot
This is one of the two most important charts in the world.
Do you know what it means and why it matters?
How could you? The media thinks their main job is to tell you the new Indiana Jones movie ate it at the box office.
So because they won't tell you, now we have to. 🧵
2 views
RT @Budoucnost_cz
1/ Sněmovna dnes začíná projednávat tzv. konsolidační balíček, kterým vláda předstírá řešení krize, do které její strany Českou republiku uvrhli. Při hodnocení balíčku je třeba začít u počátečního hříchu a tím bylo zrušení zdanění superhrubé mzdy, čímž ODS (spolu s Babišem a SDP)
📊 Post engagement
Recent posts · likes + reposts
Jul 9latest
5
Avg engagement / post
1–3
Typical post (engagement)
0.6%
Engagement vs followers
30/100
Variable reach
Nov 2022
On Mastodon since
Half of recent posts land between 1 and 3 likes + reposts (median 2) — reach is spiky, driven by the occasional post that pops.
🔥 Top post: Zatím se mi tu nepodařilo najít si takový výběr informací, jaký · 25 likes + reposts
📊 Activity & format
Posting cadence
2.1 / week
Posts several times a week.
Content mix
Mostly images
Recent: 5 text · 7 image · 0 video.
Follower / following
4.5×
Follows 177 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
Pamatujete na Sebastiana Kurze. Dost neuvěřitelné, co? Teď byl obžalován z křivé výpovědi.
From: @janboehm
https://edi.social/@janboehm/110910992010767090
Struk. věd. revolucí je jednou z knih, které mě nejvíc ovlivnily. Až když jsem psal diplomku, která z Kuhna čerpala, upozornil mě můj školitel John Forrester, který u Kuhna studoval, že Kuhn Strukturu nepovažoval za definitivní pohled. Ta…
RT @Budoucnost_cz
1/ Sněmovna dnes začíná projednávat tzv. konsolidační balíček, kterým vláda předstírá řešení krize, do které její strany Českou republiku uvrhli. Při hodnocení balíčku je třeba začít u počátečního hříchu a tím bylo zrušen…
RT @BMcNoldy
There are a lot of people who have a hard time with the "anomaly" term. Regarding the water temperatures around Florida (and the Gulf), yes they are very warm, and yes they are typically warm this time of year. But they are wa…
RT @michaelharriot
This is Whitekanda, an area was created by a race war, white fear, the prospect of an all-Black state, stealing land from indigenous people & one of the greatest real estate scams of all time.
It is also the least racist…
RT @DalrympleWill
Why is there not more outrage about the far right wing Israeli Government's murderous assault on Jenin?
“It was so violent,” says Saadi, an official in the Palestinian security agency, gesturing outside where Israeli mili…
RT @realsci_DE
Was ist Biologismus?
Wenn biologische Maßstäbe oder Begriffe auf andere Fachbereiche übertragen werden. So ist zum Beispiel die Existenz einer Vulva kein Beweis dafür, dass „Mädchen“ gerne mit Bratpfannen spielen. Klingt abs…
RT @EliotJacobson
And just for a measure of completion, here are the global surface temperature anomalies from the 1991-2020 mean, along with 2023 in red and 3 standard deviations above the mean in green.
As of yesterday, the global temper…
RT @EliotJacobson
For the statisticians among us, the green line traces the boundary of "5 standard deviations" from the mean daily Antarctic sea ice extent for the 30 year period 1991-2020.
And today's extent hit a new record low of -5.3…
RT @weareyellowdot
This is one of the two most important charts in the world.
Do you know what it means and why it matters?
How could you? The media thinks their main job is to tell you the new Indiana Jones movie ate it at the box office.…
RT @erikbryn
You may have seen this, but I bet all your followers haven’t yet.
They should.
Struk. věd. revolucí je jednou z knih, které mě nejvíc ovlivnily. Až když jsem psal diplomku, která z Kuhna čerpala, upozornil mě můj školitel John Forrester, který u Kuhna studoval, že Kuhn Strukturu nepovažoval za definitivní pohled. Ta…
RT @Budoucnost_cz
1/ Sněmovna dnes začíná projednávat tzv. konsolidační balíček, kterým vláda předstírá řešení krize, do které její strany Českou republiku uvrhli. Při hodnocení balíčku je třeba začít u počátečního hříchu a tím bylo zrušen…
RT @BMcNoldy
There are a lot of people who have a hard time with the "anomaly" term. Regarding the water temperatures around Florida (and the Gulf), yes they are very warm, and yes they are typically warm this time of year. But they are wa…
RT @michaelharriot
This is Whitekanda, an area was created by a race war, white fear, the prospect of an all-Black state, stealing land from indigenous people & one of the greatest real estate scams of all time.
It is also the least racist…
RT @DalrympleWill
Why is there not more outrage about the far right wing Israeli Government's murderous assault on Jenin?
“It was so violent,” says Saadi, an official in the Palestinian security agency, gesturing outside where Israeli mili…
RT @realsci_DE
Was ist Biologismus?
Wenn biologische Maßstäbe oder Begriffe auf andere Fachbereiche übertragen werden. So ist zum Beispiel die Existenz einer Vulva kein Beweis dafür, dass „Mädchen“ gerne mit Bratpfannen spielen. Klingt abs…
RT @EliotJacobson
And just for a measure of completion, here are the global surface temperature anomalies from the 1991-2020 mean, along with 2023 in red and 3 standard deviations above the mean in green.
As of yesterday, the global temper…
RT @EliotJacobson
For the statisticians among us, the green line traces the boundary of "5 standard deviations" from the mean daily Antarctic sea ice extent for the 30 year period 1991-2020.
And today's extent hit a new record low of -5.3…
RT @weareyellowdot
This is one of the two most important charts in the world.
Do you know what it means and why it matters?
How could you? The media thinks their main job is to tell you the new Indiana Jones movie ate it at the box office.…
RT @erikbryn
You may have seen this, but I bet all your followers haven’t yet.
They should.
🐘 Community & instance
Home server
witter.cz
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
On Mastodon since
Nov 2022
Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.
💡 Facts
🗓️Joined Mastodon in 2022 — 3 years ago.
👁️Averages 5 views per post.
📤Posts about 2.1× per week.
🕵️ Fake follower check
Estimated43/100
Fair
Credibility score
73%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 73% real, active audience · Medium fake-follower risk.
- Low engagement (~0.6% of followers engage each post) — a sign of an inflated or inactive audience.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Teacher, researcher, wanderer.
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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Jan Trnka has 803 followers on Mastodon.
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