Second (Sidereal) to Minute (Sidereal) Converter
Unit Converter
Instant · Precise · Universal
28 units available
6 categories total
How to Convert Second (Sidereal) to Minute (Sidereal)
To convert sidereal seconds to solar seconds: multiply by 0.99727. One solar second ≈ 1.00274 sidereal seconds.
1 sidereal second ≈ 0.99727 solar seconds. 86,400 sidereal seconds = 1 sidereal day.
For example, 1 Second (Sidereal) (s (Sid)) = 0.01666666834 Minute (Sidereal) (min (Sid)).
Second (Sidereal) to Minute (Sidereal) — Common Values
| Second (Sidereal) (s (Sid)) | Minute (Sidereal) (min (Sid)) |
|---|---|
| 0.1 | 0.001666666834 |
| 0.5 | 0.008333334169 |
| 1 | 0.01666666834 |
| 2 | 0.03333333668 |
| 5 | 0.08333334169 |
| 10 | 0.1666666834 |
| 25 | 0.4166667084 |
| 50 | 0.8333334169 |
| 100 | 1.666666834 |
| 500 | 8.333334169 |
| 1000 | 16.66666834 |
About Second (Sidereal) (s (Sid))
Definition
The sidereal second is 1/60 of a sidereal minute — approximately 0.99727 solar seconds.
Mathematical Relationship
1 sidereal second ≈ 0.99727 solar seconds. 86,400 sidereal seconds = 1 sidereal day.
Conversion Formula
To convert sidereal seconds to solar seconds: multiply by 0.99727. One solar second ≈ 1.00274 sidereal seconds.
Practical Applications
Telescope tracking motors rotate at sidereal rate (1 revolution per sidereal day) to follow stars across the sky.
Interesting Facts
The difference between sidereal and solar seconds (2.73 ms) seems tiny, but over a day it adds up to the full ~236 s difference.
Common Mistakes
Assuming sidereal seconds equal solar seconds. The ~0.27% difference is critical in precision astronomy.
Educational Tips
Multiply any sidereal time interval by 0.99727 to get the solar equivalent. This ratio stays constant at all time scales.
About Minute (Sidereal) (min (Sid))
Definition
The sidereal minute is 1/60 of a sidereal hour — approximately 59.836 seconds in solar time.
Mathematical Relationship
1 sidereal minute = 59.836 solar seconds. 60 sidereal minutes = 1 sidereal hour.
Conversion Formula
To convert sidereal minutes to solar seconds: multiply by 59.836. To solar minutes: multiply by 0.99727.
Practical Applications
Precise observation timing, transit event recording, and telescope tracking rate calibration.
Interesting Facts
A sidereal minute is about 0.164 seconds shorter than a solar minute — small but significant over an observing session.
Common Mistakes
Using solar minutes when sidereal minutes are required in astronomical calculations — the error accumulates over time.
Educational Tips
Sidereal minutes/seconds are just slightly shorter than their solar counterparts. The ratio is always ~0.99727.