PSR J1544+4937
Appearance
Observation data EpochJ2000EquinoxJ2000 | |
---|---|
Constellation | Bootes |
Right ascension | 15h44m04.166s[1] |
Declination | +49° 37′ 57.45″[1] |
Characteristics | |
Spectral type | Pulsar |
Details | |
Rotation | 2.15928839043289(5) ms[1] |
Other designations | |
3FGL J1544.0+4938 | |
Database references | |
SIMBAD | data |
PSR J1544+4937is apulsarand gamma-ray source.[2]Amillisecond pulsar,it has a very short rotation period of 2.16 milliseconds.[1]It has a planet or brown dwarf,PSR J1544+4937 b.[3]
Companion (in order from star) |
Mass | Semimajor axis (AU) |
Orbital period (days) |
Eccentricity | Inclination | Radius |
---|---|---|---|---|---|---|
b | 18MJ | 0.00537 | 0.1207729895±0.0000000001 | — | — | — |
See also
[edit]References
[edit]- ^abcdBhattacharyya, B.; Roy, J.; Ray, P. S.; Gupta, Y.; Bhattacharya, D.; Romani, R. W.; Ransom, S. M.; Ferrara, E. C.; Wolff, M. T.; Camilo, F.; Cognard, I.; Harding, A. K.; Den Hartog, P. R.; Johnston, S.; Keith, M.; Kerr, M.; Michelson, P. F.; Saz Parkinson, P. M.; Wood, D. L.; Wood, K. S. (2013). "GMRT Discovery of PSR J1544+4937: An Eclipsing Black-Widow Pulsar Identified with a Fermi -Lat Source".The Astrophysical Journal.773(1): L12.arXiv:1304.7101.Bibcode:2013ApJ...773L..12B.doi:10.1088/2041-8205/773/1/L12.S2CID54772728.
- ^"SIMBAD query result".simbad.u-strasbg.fr.Retrieved2021-01-17.
- ^"The Extrasolar Planet Encyclopaedia — PSR J1544+4937 b".Extrasolar Planets Encyclopaedia.Retrieved2021-08-28.