Sentence examples for per ob from inspiring English sources

More than 70 have been cataloged and are designated by constellation abbreviation and number (e.g., Per OB 1 in the constellation Perseus).

A large group of 20 supergiant stars of spectral type M belongs to Per OB 1. Associations with red supergiants may be in a relatively advanced evolutionary stage, almost ready to disintegrate.

A good example of an OB association is Per OB 1, at a distance of some 7,500 light-years, which spreads out from the double cluster h and χ Persei.

Immediately after the first training session, the mice were divided into two groups; one was infused in the OB with anisomycin (2 µL per OB, 100 µg/µL) and the other with saline.

This is substantially more metabolites than expected by chance, where one could expect 9 false-positives per OB vs. OB/D comparison due to multiple testing at a 5% significance level.

The total counted glomeruli per OB was calculated by first multiplying the total number of counted glomeruli from the sections looked at by the inverse of the fraction of slices counted, usually around 6 as about every 6th slice was selected for counting.

The species does not respond to playback of Formicarius analis or Henicorhina leucosticta (SW pers. obs.).

Unsolicited songs, however, are not infrequently given while foraging on the ground (SW pers. obs.).

Buff fringes on the contour feathers of the juveniles cause the striped pattern (ESAS pers. obs.).

These breeding units remain together throughout the breeding season (Saracura et al. 2008, ESAS pers. obs.).

Ticks occasionally found on the head, small red or yellow mites occasionally found around cloacal region (SW, RST, MLB pers. obs.).