| Name | Sire | Dam | Grandsire | Gender | Rating | Full Rtg | Price | Trainer | Sales |
| Observatory | Waffle On | Chief Singer | C | 74 | 0 | 50000 | TDC | ||
| Marie | Observatory | Marie De Bayeux | Turgeon | F | 68 | 163.2 | 40000 | TO1 | |
| Sasparella | Observatory | Eau Rouge | Grand Lodge | F | 67 | 154.1 | 14000 | JarvisAP | DSL |
| Observatory Star | Observatory | Pink Sovietstaia | Soviet Star | C | 67 | 127.3 | 78000 | TO1 | |
| Observatory | Outcry | Caerleon | C | 67 | 107.2 | 15000 | (It) | TO2 | |
| Celestial Princess | Observatory | Affair Of State | Tate Gallery | F | 65 | 104 | 16000 | TO2 | |
| Observatory | Dancing Fire | Dayjur | C | 64 | 89.6 | 18000 | TO2 | ||
| Billich | Observatory | Pomponette | Rahy | C | 64 | 83.2 | 8000 | TO2 | |
| Just Observing | Observatory | Just Speculation | Ahonoora | C | 63 | 107.1 | 25000 | DunlopEAL | TO2 |
| Observatory | Honeyspike | Chief's Crown | C | 62 | 148.8 | 24000 | HoughtonFJH | TO1 | |
| Observatory | Valleyrose | Royal Academy | F | 59 | 135.7 | 28000 | TO1 | ||
| Outlook | Observatory | Area Girl | Jareer | C | 59 | 88.5 | 5000 | PrescottM | TO1 |
| Observatory | My Way | Marju | F | 59 | 94.4 | 16000 | TO2 | ||
| Spyglass | Observatory | Heather Mix | Linamix | C | 57 | 79.8 | 6000 | DunlopJL | TO1 |
| Star Of The Stag | Observatory | Jade Vine | Alzao | F | 56 | 33.6 | 2000 | ScargillJD | TO2 |
| Observatory | Pennycairn | Last Tycoon | F | 55 | 44 | 8000 | (It) | TDC | |
| Oblo | Observatory | Londonnet | Catrail | C | 52 | 15.6 | 800 | TO2 | |
| Zennerman | Observatory | Precocious Miss | Diesis | C | 52 | 15.6 | 7000 | TO2 | |
| Signor Whippee | Observatory | Revoltosa | Catrail | C | 52 | 20.8 | 2000 | BerryA | DOC |
| Observatory | Gitane | Grand Lodge | F | 51 | 35.7 | 1500 | TO2 |