Observation data Epoch J2000 Equinox J2000 | |
---|---|
Constellation | Corvus |
Right ascension | 12h 10m 05.597s |
Declination | −15° 04′ 15.66″ |
Apparent magnitude (V) | 12.12 |
Characteristics | |
Spectral type | M3.5V [1] |
Astrometry | |
Proper motion (μ) |
RA: −65
mas/
yr Dec.: −710 mas/ yr |
Parallax (π) | 77.93 ± 2.41 mas [2] |
Distance | 42 ± 1
ly (12.8 ± 0.4 pc) |
Details | |
Temperature | 3024 [3] K |
Other designations | |
Database references | |
SIMBAD | data |
ARICNS | data |
LHS 2520, also known as Gliese 3707, is a red dwarf star in the constellation Corvus. With an apparent magnitude of 12.12, it is too faint to be seen with the unaided eye. A cool star of spectral type M3.5V, [1] it has a surface temperature of 3024 K. [3] The star was too faint to have had its parallax measured by the Hipparcos satellite. Earth-based measurement gives its parallax as 77.93 ± 2.41 milliarcseconds, yielding a distance of 42 ± 1 light-years. [2]
In Action Comics #14 (January 2013), which was published 7 November 2012, Neil Degrasse Tyson appears in the story, in which he determines that Superman's home planet, Krypton, orbited LHS 2520. Tyson assisted DC Comics in selecting a real-life star that would be an appropriate parent star to Krypton, and picked the star in Corvus, [4] [5] and which is the mascot of Superman's high school, the Smallville Crows. [6]
The Star also appears as LP 734-32 in the 2014 game, Elite Dangerous. [7]
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