Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
estimated on
Grammar usage guide and real-world examplesUSAGE SUMMARY
"estimated on" is correct and usable in written English.
You can use it to indicate when an estimate has been calculated, usually when talking about a time frame or quantity. For example, "The estimated cost of the repairs is $200, estimated on June 1st."
✓ Grammatically correct
Science
News & Media
Formal & Business
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
58 human-written examples
The model is estimated on credit card data using Bayesian estimation.
But neither figure can be estimated on its own.
News & Media
(The Giuliani administration estimated on Dec. 31 that the deficit would be $2.9 billion).
News & Media
The police estimated on Thursday that more than 100 vehicles remained in the tunnel.
News & Media
They had estimated on average that core orders fell 8.1percentt from the prior month.
News & Media
The Board of Education estimated on Friday that the fines amounted to more than $2 million.
News & Media
This meant that the bill was estimated on previous usage for the property.
News & Media
Serum oestradiol was estimated on the day of hCG administration.
The model parameters are estimated on the basis of measurements.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
2 human-written examples
Indeed, the time evolution of these rates are estimated on-line through appropriate nonlinear observers.
Science
As a result, the specific cell growth rate can be estimated on-line.
Science
Expert writing Tips
Best practice
When using "estimated on", clearly state the basis or data upon which the estimation is made to ensure transparency and credibility.
Common error
Avoid using "estimated on" without specifying the data or methodology used. Vague estimations can undermine the accuracy and trustworthiness of your statement.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "estimated on" functions as a prepositional phrase modifying a verb, indicating the basis or criteria used for making an estimate. Ludwig shows numerous examples in which quantities, values, or conclusions are "estimated on" certain factors.
Frequent in
Science
58%
News & Media
25%
Formal & Business
17%
Less common in
Reference
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "estimated on" is a grammatically correct and commonly used phrase that indicates the basis for an estimation. As highlighted by Ludwig, it's particularly prevalent in scientific and news contexts, where accuracy and transparency are crucial. To use the phrase effectively, always specify what the estimate is based on to provide context and strengthen credibility. While alternatives like "assessed based on" or "calculated from" exist, "estimated on" offers a concise and direct way to convey the foundation of an estimation.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
based upon
A more formal alternative to "based on", indicating foundation or reliance.
assessed based on
Replaces "estimated" with "assessed", emphasizing evaluation rather than prediction.
calculated from
Focuses on the mathematical aspect of estimation, implying a more precise computation.
determined by
Highlights the factor that directly influences the estimation.
predicted upon
Emphasizes the predictive aspect of the estimation process, implying a forecast.
evaluated using
Shifts the focus to the methodology or tool employed for estimation.
inferred from
Suggests that the estimation is derived indirectly from available information.
derived from
Highlights the source or origin from which the estimate is obtained.
projected from
Implies a future-oriented estimation, often involving extrapolation.
approximated by
Indicates that the estimate is not exact, but a close representation.
FAQs
How can I use "estimated on" in a sentence?
You can use "estimated on" to indicate the basis upon which an estimation has been made. For instance, "The project's timeline was estimated on previous project data".
What are some alternatives to "estimated on"?
Alternatives include "assessed based on", "calculated from", or "determined by", depending on the specific nuance you want to convey.
Is it correct to say "estimated based on" instead of "estimated on"?
Both "estimated on" and "estimated based on" are grammatically acceptable. However, "estimated on" is more concise and frequently used. Consider using "based upon" for a more formal context.
What's the difference between "estimated on" and "predicted on"?
"Estimated on" generally refers to a calculation based on current or past data, while "predicted on" suggests a forecast or projection into the future based on certain assumptions or trends.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested