Days to Julian years
1 d ≈ 0.002738 yr. Edit either value to convert instantly.
Conversion formula
yr = d × (86,400) × (1 / 31,557,600)1 d ≈ 0.00273785 yr
day (d)
Day is a unit of time: 1 d = 86,400 s.
Source: BIPM, The International System of Units (SI), 9th edition
Julian year (yr)
A Julian year is exactly 365.25 days (31,557,600 seconds); this is a fixed-duration convention, while a calendar year has 365 or 366 days.
Source: IAU: Measuring the Universe; Julian year of 365.25 days
Conversion table
| d | yr |
|---|---|
| ≈ 0.00273785 | |
| ≈ 0.0054757 | |
| ≈ 0.0136893 | |
| ≈ 0.0273785 | |
| ≈ 0.0410678 | |
| ≈ 0.054757 | |
| ≈ 0.0684463 | |
| ≈ 0.0821355 | |
| ≈ 0.109514 | |
| ≈ 0.123203 |
| d | yr |
|---|---|
| ≈ 0.136893 | |
| ≈ 0.164271 | |
| ≈ 0.19165 | |
| ≈ 0.219028 | |
| ≈ 0.246407 | |
| ≈ 0.273785 | |
| ≈ 0.410678 | |
| ≈ 0.438056 | |
| ≈ 0.465435 | |
| ≈ 0.492813 |
Frequently asked questions
How many Julian years are in 1 day?
1 d ≈ 0.002738 yr. yr = d × (86,400) × (1 / 31,557,600)
How do I convert d to yr?
yr = d × (86,400) × (1 / 31,557,600)
Is 1 day bigger than 1 Julian year?
1 d ≈ 0.002738 yr.
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