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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 Grains (gr) is equal to 6.47989E-5 kilograms, while 1 Jupiter Mass (Jup) = 1.9E+27 kilograms.| 450 Grains | to common mass-weight units |
|---|---|
| 450 gr | = 0.029159505 kilograms (kg) |
| 450 gr | = 29.159505 grams (g) |
| 450 gr | = 29159.505 milligrams (mg) |
| 450 gr | = 0.064285756803471 pounds (lbs) |
| 450 gr | = 1.0285721088555 ounces (oz) |
| 450 gr | = 145.797525 carats (ct) |
| 450 gr | = 450 grains (gr) |
| 450 gr | = 0.0045918383254938 stones (st) |
| 450 gr | = 22.499996527719 scruples (℈) |
| 450 gr | = 0.0022959180130326 quarters UK (1/4[UK]) |