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PSR J1544+4937

From Wikipedia, the free encyclopedia

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
Rotation2.15928839043289(5) ms[1]
Other designations
3FGL J1544.0+4938
Database references
SIMBADdata

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]

The PSR J1544+4937 planetary system
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

References

  1. ^ 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.
  2. ^ "SIMBAD query result". simbad.u-strasbg.fr. Retrieved 2021-01-17.
  3. ^ "The Extrasolar Planet Encyclopaedia — PSR J1544+4937 b". Extrasolar Planets Encyclopaedia. Retrieved 2021-08-28.
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This page was last edited on 22 December 2023, at 20:08
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