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SL Astronomy Grade Boundaries
Astronomy is offered only at the SL level
SL Astronomy
Minimum score needed for each grade across past sessions.
How to read this chart
Each point is the typical published boundary for that exam session. Hover or tap a point to see the timezone range.
Read the plain-language results guide →| SL Astronomy | |||||||
|---|---|---|---|---|---|---|---|
| Exam sessionSession | Minimum mark for gradeMinimum mark | ||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | |
| M24 TZ0 | 0 | 12 | 23 | 32 | 43 | 54 | 65 |