21 arcmin to arcsec = 1,260 arcsec

21 arcmin ≈ 1,260 arcsec. To convert arcminutes to arcseconds, multiply by 60.000072: 21 × 60.000072 = 1,260.

21 arcmin = 1,260 arcsec

How to convert arcminutes to arcseconds

arcsec = arcmin × 60.000072

  1. 1 arcmin = 60.000072 arcsec (and 1 arcsec = 0.016666647 arcmin).
  2. Multiply the amount by the factor: 21 × 60.000072 = 1,260.
  3. Answer: 21 arcmin ≈ 1,260 arcsec (rounded to 6 significant figures).

Arcminutes to Arcseconds table

Arcminutes (arcmin)Arcseconds (arcsec)
16 arcmin960.001 arcsec
17 arcmin1,020 arcsec
18 arcmin1,080 arcsec
19 arcmin1,140 arcsec
20 arcmin1,200 arcsec
21 arcmin1,260 arcsec
22 arcmin1,320 arcsec
23 arcmin1,380 arcsec
24 arcmin1,440 arcsec
25 arcmin1,500 arcsec
26 arcmin1,560 arcsec
arcminarcsec
1 arcmin60.0001 arcsec
5 arcmin300 arcsec
10 arcmin600.001 arcsec
50 arcmin3,000 arcsec
100 arcmin6,000.01 arcsec
1,000 arcmin60,000.1 arcsec

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  • "21 arcmin to arcsec = 1,260 arcsec". WorksheetGenius.com. Accessed on November 7, 2026. http://worksheetgenius.com/unit-converter/convert-21-arcmin-to-arcsec/.

  • "21 arcmin to arcsec = 1,260 arcsec". WorksheetGenius.com, http://worksheetgenius.com/unit-converter/convert-21-arcmin-to-arcsec/. Accessed 7 November, 2026

  • 21 arcmin to arcsec = 1,260 arcsec. WorksheetGenius.com. Retrieved from http://worksheetgenius.com/unit-converter/convert-21-arcmin-to-arcsec/.