Julian years to Seconds
1 yr ≈ 31,560,000 s. Edit either value to convert instantly.
Conversion formula
s = yr × (31,557,600) × (1)1 yr = 31,557,600 s
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
second (s)
The second is the SI base unit of time; 60 seconds make 1 minute and 3,600 seconds make 1 hour.
Source: BIPM, The International System of Units (SI), 9th edition
Conversion table
| yr | s |
|---|---|
| = 31,557,600 | |
| = 63,115,200 | |
| = 157,788,000 | |
| = 315,576,000 | |
| = 473,364,000 | |
| = 631,152,000 | |
| = 788,940,000 | |
| = 946,728,000 | |
| ≈ 1.2623 × 10⁹ | |
| ≈ 1.42009 × 10⁹ |
| yr | s |
|---|---|
| = 1.57788 × 10⁹ | |
| ≈ 1.89346 × 10⁹ | |
| ≈ 2.20903 × 10⁹ | |
| ≈ 2.52461 × 10⁹ | |
| ≈ 2.84018 × 10⁹ | |
| = 3.15576 × 10⁹ | |
| = 4.73364 × 10⁹ | |
| ≈ 5.04922 × 10⁹ | |
| ≈ 5.36479 × 10⁹ | |
| ≈ 5.68037 × 10⁹ |
Frequently asked questions
How many seconds are in 1 Julian year?
1 yr ≈ 31,560,000 s. s = yr × (31,557,600) × (1)
How do I convert yr to s?
s = yr × (31,557,600) × (1)
Is 1 Julian year bigger than 1 second?
1 yr ≈ 31,560,000 s.
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