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When reporting on the masses of planets, astronomers often discuss them in terms of multiples of Jupiter's mass (MJ = 1.9 ×1027 kg). For example, "Astronomers recent ..more definition+
In relation to the base unit of [mass weight] => (kilograms), 1 Planck Mass (mp) is equal to 2.176709999E-8 kilograms, while 1 Jupiter Mass (Jup) = 1.9E+27 kilograms.| 18 Planck Mass | to common mass-weight units |
|---|---|
| 18 mp | = 3.9180779982E-7 kilograms (kg) |
| 18 mp | = 0.00039180779982 grams (g) |
| 18 mp | = 0.39180779982 milligrams (mg) |
| 18 mp | = 8.6378904350165E-7 pounds (lbs) |
| 18 mp | = 1.3820624696026E-5 ounces (oz) |
| 18 mp | = 0.0019590389991 carats (ct) |
| 18 mp | = 0.0060465193054203 grains (gr) |
| 18 mp | = 6.1699197961038E-8 stones (st) |
| 18 mp | = 0.00030232591861499 scruples (℈) |
| 18 mp | = 3.0849583532142E-8 quarters UK (1/4[UK]) |