Star PSR B1257+12

Neutron star PSR B1257+12 is located 2313 light years away from the Sun. It is a single star, that has 140 % of solar mass. There are multiple known exoplanets in this system.

PSR B1257+12

Neutron star

Location

Right ascension: 13h 0m 1s

Declination: 12° 40' 57'' (equatorial region)

Parallax: 1.41

Sun distance: 2313.163 ly | 709.2 pc

Basic characteristic

Mass: 140 % M Sun

Size: 0 % R Sun | 0 R Jupiter

Temperature: 28856 K | 4.99 T Sun

Age: (2) billions years | 0 Sun

PSR B1257+12 system structure

PSR B1257+12
	PSR B1257+12 b	0.19 AU	0 M⊕		25.3 days
	PSR B1257+12 c	0.36 AU	4.3 M⊕		66.5 days
	PSR B1257+12 d	0.46 AU	3.9 M⊕	1.5 R⊕	98.2 days

More about PSR B1257+12

Star PSR B1257+12 is is is much smaller than the Sun and temperature on its surface is around 28856 K (28583 °C), which is about 499 % of Sun's temperature.

       PSR B1257+12 can be found in northern celestial hemisphere.

Other designations of this star
PSR 1257+12, PSR J1300+1240, Lich, PSR 1300+1240

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