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
having observed this
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'having observed this' is correct and usable in written English.
You can use it when referring to something that was observed before another point in the sentence. For example: "Having observed this, I knew that I had to act quickly."
✓ Grammatically correct
News & Media
Science
Alternative expressions(18)
given this observation
after observing this
upon observing this
seeing as this was observed
in light of this observation
with this in mind
taking this into account
having demonstrated this
having implemented this
having discovered this
having explored this
having had this
having considered this
as a witness to this
as a corollary to this
given this demonstration
in light of this demonstration
having learnt this
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
5 human-written examples
The doctor, having observed this for a while, asked the nurse to administer a cardiogram, and then quickly gave his new patient a shot of a tranquillizer.
News & Media
Having observed this, instead of constraining the budget we can alternatively limit the number of WiMAX hops in the routes and obtain the costs for a given maximum allowable number of WiMAX hops in the routes.
Having observed this, in our modeling we use the simplifying assumption that the speeds of the flows of vehicles arriving in the opposite direction, in the same direction with greater speeds and in the same direction with smaller speeds are fixed and equal to their average speeds denoted by v o, v sg, and v ss, respectively.
Owen has worked as a carpenter since he was 17 and normally operates cash in hand, having observed this as the norm throughout his apprenticeship.
News & Media
Having observed this interplay more often than I care to say, I suggest that the next time you are verbally abused by someone who should be asking your forgiveness or simply seeking frank communication, just remember this saying about shame and anger serving each other.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
I have observed this as a gay man.
News & Media
Mr. Gupta has observed this new enthusiasm for better construction.
News & Media
Weissmark had observed this rebalancing process during the meetings.
News & Media
Since that time I have been suffering – you will have observed this already – from superlatives overload.
News & Media
Ancient Chinese, Japanese, and Korean astronomers may have observed this asteroid.
News & Media
But I'm not the only person who has observed this.
News & Media
Expert writing Tips
Best practice
Use "having observed this" to clearly indicate that the observation occurred before the action described in the main clause, enhancing the logical flow of your writing.
Common error
Avoid ambiguity by ensuring the subject of the main clause is clearly the one who performed the observing. For example, instead of "Having observed this, the results were analyzed," write "Having observed this, the researchers analyzed the results."
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "having observed this" functions as a participial phrase, specifically a perfect participle, which modifies the main clause. It introduces a prior action or observation that influences the subsequent statement, indicating a cause-and-effect relationship. Ludwig confirms its correct usage.
Frequent in
News & Media
50%
Science
33%
Formal & Business
17%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "having observed this" is a grammatically sound participial phrase used to connect a prior observation to a subsequent action or conclusion. Ludwig AI confirms the correctness and usability of the phrase. It's most commonly found in news and media and scientific contexts, indicating a neutral to formal register. To enhance clarity, ensure the subject of the main clause is clearly the one who did the observing. Alternatives like "after observing this" or "in light of this observation" can be used for variety.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
after observing this
Replaces the participial construction with a prepositional phrase indicating sequence.
upon observing this
Similar to 'after observing this' but carries a more formal tone.
having noted this
Uses 'noted' as a synonym for 'observed', slightly changing the emphasis.
seeing as this was observed
Turns the phrase into a clause with a more explicit causal connection.
given this observation
Emphasizes the observation as a premise or condition.
in light of this observation
Similar to 'given this observation' but suggests a more considered perspective.
considering this observation
Focuses on the act of considering the observation and its implications.
with this in mind
Implicates that the observed thing has been taken into account
taking this into account
Rephrases the sentence in a more direct way.
now that this has been observed
Highlights that the observed thing is complete and has become relevant.
FAQs
How can I use "having observed this" in a sentence?
Use "having observed this" to introduce a consequence or action that follows from the observation. For example, "Having observed this, I decided to change my approach".
What's a more formal alternative to "having observed this"?
More formal alternatives include "upon observing this" or "in light of this observation". You can also consider rephrasing as "given this observation".
Is it correct to say "having observed this," or should I use a different tense?
The phrase "having observed this" is grammatically correct and uses the perfect participle to indicate a completed action (the observation) prior to the main action.
What can I say instead of "having observed this" to sound less repetitive?
You can use alternatives like "after observing this", "given this observation", or "considering this observation" depending on the context.
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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested