Year (y)
Convert Year to Other Units
Interactive converter will be available when JavaScript loads
About the Year
Unit Details
Quick Conversions
Reference Chart
Year Reference Chart - Time Conversions
Interactive conversion chart showing time unit relationships. Compare 8 common units with precise calculations.
| Unit | Symbol | Equivalent to 1 as |
|---|---|---|
| AttosecondBase Unit | as | 1 |
| Century | cy | 3.154E27 |
| Day | d | 8.64E22 |
| Decade | D | 3.154E26 |
| Femtosecond | fs | 1,000 |
| Fortnight | F | 1.21E24 |
| Hour | h | 3.6E21 |
| Leap Year | yr | 3.162E25 |
Quick Reference
About Time
Convert between different units of time
Conversion Accuracy
All conversions use official conversion factors and are calculated with maximum precision to ensure professional-grade accuracy.
Comparison Table
Year Comparison Table
Compare Year values with 6 other time units. Quick reference for common conversion values.
| Year (y) | Attosecond (as) | Century (cy) | Day (d) | Decade (D) | Femtosecond (fs) | Fortnight (F) |
|---|---|---|---|---|---|---|
| 1 | 3.154E25 | 0.01 | 365 | 0.1 | 3.154E22 | 26.071429 |
| 5 | 1.577E26 | 0.05 | 1,825 | 0.5 | 1.577E23 | 130.357143 |
| 10 | 3.154E26 | 0.1 | 3,650 | 1 | 3.154E23 | 260.714286 |
| 25 | 7.884E26 | 0.25 | 9,125 | 2.5 | 7.884E23 | 651.785714 |
| 50 | 1.577E27 | 0.5 | 18,250 | 5 | 1.577E24 | 1,303.571429 |
| 100 | 3.154E27 | 1 | 36,500 | 10 | 3.154E24 | 2,607.142857 |
How to Use This Table
Find the value in Year in the first column, then read across to see the equivalent values in other time units.
Precision Note
All conversions are calculated using precise conversion factors with locale-appropriate number formatting for optimal readability.
About the Year
The Year (y) is a unit of time measurement. Use our converter above to convert Year to any other time unit instantly