Nighttime measurements fall near -150 ° C. Eros 's density is 2.67 kg\/dm3 , about the same as the density of Earth 's crust .
The daytime temperature on Eros hovers at about 100 ° C and nighttime measurements at − 150 ° C. Eros 's density is 2,400 kg\/m3 , about the same as the density of Earth 's crust .