"delicate observations" is a correct and usable phrase in written English.
You can use it to refer to a person's careful and precise observations, particularly on a subtle or difficult issue. For example, "His delicate observations about the dynamics between the two governments provided valuable insight into the situation."
Beautifully designed by Anthony Lamble and others and staged with occasionally overwhelming energy and imagination, the seemingly knockabout romp by its end pulls together some thoughtful and delicate observations about humanity's desire to come to terms with mortality and the artist's need to live on through their work.
These stories aren't fabricated, they are delicate observations of the women in our whānau.
Jonieke had delicate observations and although she said them quietly, they reverberated.
Grigson's later career as polemical journalist, art critic, anthologist, and editor of many varied works tended to obscure his achievement as a poet he was a miniaturist with a fine and highly individual gift for precise and delicate observation.
Manet's lithograph of his sister-in-law, Berthe Morisot, Degas's portrait of his sister, Marguerite, or Pissarro's portrait, Madame Pissarro Sewing Beside a Window, all illustrate the individuality of the women portrayed, and the delicate observation of the artists themselves.
For example, unlike the doubling measure spaces, we need delicate geometric observations (see (2.19) for example).
For sea navigation, where delicate telescopic observations were more difficult, the longitude problem eventually required development of a practical portable marine chronometer, such as that of John Harrison.
Otherwise the volume is remarkable only for some delicate natural observation and some obvious Spenserian influences.
Burnside is our most exciting living poet and I love his shrewd and delicate psychological observation, and Nicola Barker is a writer I admire because I could never write like her, yet we share a similarly subversive view of life.
Notwithstanding the great quality of this information, the spatial analysis of macroseismic observations is delicate.
Throughout the narrative, Sampson weaves a delicate tapestry that includes observations of modern ecology, diversity, and environment and links those threads to the distant past.
