PSR J1544+4937
| Observation data Epoch J2000 Equinox J2000 | |
|---|---|
| Constellation | Bootes |
| Right ascension | 15h 44m 04.166s[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+4937 is a pulsar and gamma-ray source.[2] A millisecond 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 | 18 MJ | 0.00537 | 0.1207729895±0.0000000001 | — | — | — |
See also
[edit]References
[edit]- ^ a b c d Bhattacharyya, 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. S2CID 54772728.
- ^ "SIMBAD query result". simbad.u-strasbg.fr. Retrieved 2021-01-17.
- ^ "The Extrasolar Planet Encyclopaedia — PSR J1544+4937 b". Extrasolar Planets Encyclopaedia. Retrieved 2021-08-28.
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