M=4πr3GT2\mathrm{M}=\frac{4 \pi \mathrm{r}^{3}}{\mathrm{GT}^{2}}M=GT24πr3
M=4πr2G T2\mathrm{M}=\frac{4 \pi \mathrm{r}^{2}}{G \mathrm{~T}^{2}}M=G T24πr2
M=4π2r2GT\mathrm{M}=\frac{4 \pi^{2} \mathrm{r}^{2}}{\mathrm{GT}}M=GT4π2r2
M=4π2r3GT3M=\frac{4 \pi^{2} r^{3}}{G T^{3}}M=GT34π2r3
M=4π2r3GT2M=\frac{4 \pi^{2} r^{3}}{G T^{2}}M=GT24π2r3