20.4 arcsec ≈ 0.34 arcmin. To convert arcseconds to arcminutes, multiply by 0.016666647: 20.4 × 0.016666647 = 0.34.
How to convert arcseconds to arcminutes
arcmin = arcsec × 0.016666647
- 1 arcsec = 0.016666647 arcmin (and 1 arcmin = 60.000072 arcsec).
- Multiply the amount by the factor: 20.4 × 0.016666647 = 0.34.
- Answer: 20.4 arcsec ≈ 0.34 arcmin (rounded to 6 significant figures).
Arcseconds to Arcminutes table
| Arcseconds (arcsec) | Arcminutes (arcmin) |
|---|---|
| 19.9 arcsec | 0.331666 arcmin |
| 20 arcsec | 0.333333 arcmin |
| 20.1 arcsec | 0.335 arcmin |
| 20.2 arcsec | 0.336666 arcmin |
| 20.3 arcsec | 0.338333 arcmin |
| 20.4 arcsec | 0.34 arcmin |
| 20.5 arcsec | 0.341666 arcmin |
| 20.6 arcsec | 0.343333 arcmin |
| 20.7 arcsec | 0.345 arcmin |
| 20.8 arcsec | 0.346666 arcmin |
| 20.9 arcsec | 0.348333 arcmin |
| arcsec | arcmin |
|---|---|
| 1 arcsec | 0.0166666 arcmin |
| 5 arcsec | 0.0833332 arcmin |
| 10 arcsec | 0.166666 arcmin |
| 50 arcsec | 0.833332 arcmin |
| 100 arcsec | 1.6667 arcmin |
| 1,000 arcsec | 16.6666 arcmin |