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Historical Grade Boundaries
SL Astronomy
Astronomy is offered only at the SL level
Historical Grade Boundaries for
SL Astronomy
SL Astronomy
| SL Astronomy | |||||||
|---|---|---|---|---|---|---|---|
| Boundary* | Markband (≥) | ||||||
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | |
| Average | 0.0 | 12.0 | 23.0 | 32.0 | 43.0 | 54.0 | 65.0 |
| SD | - | - | - | - | - | - | - |
| M24 TZ0 | 0 | 12 | 23 | 32 | 43 | 54 | 65 |
TZ0: Worldwide
•
TZ1: Americas
•
TZ2: Europe, Africa, Asia-Pac
COVID Trend: N20–N22 boundaries were artificially lower than standard cycles.
Syllabus: Beware of using outdated boundaries for updated subject syllabuses.
Regional Trends: TZ2 generally has higher boundaries than TZ1; ensure your timezone is correct.
Session Trends: November boundaries tend to be higher than May. Compare cycles carefully.