1E 2259+586

X-ray pulsar and neutron star in Cassiopeia 290px Image of supernova remnant CTB 109 and the central star 1E 2259+58.6 Cassiopeia 23 01 08.141E 2259+58.6 2026-07-18 +58 52 44.5 Neutron star 10,000 ly kpc 6.98 sUsov V. V. 1993 High-frequency emission of X-ray pulsar 1E 2259+586 http://adsabs.harvard.edu/doi/10.1086/172792 The Astrophysical Journal en 410 761 10.1086/172792 0004-637X 15,000–100,000 2E 4673, 1E 2259+58.6, INTREF 1098, PSR J2301+5852, PSR B2259+58.6, 1RXS J230109.7+585242, SRGA J230109.9+585254, 2XMM J230108.1+585244 2E+4673 1E 2259+58.6 is an anomalous X-ray pulsar (AXP) and magnetar located approximately 10,000 ly kpc away from the Sun in the constellation of Cassiopeia.Vogel Julia K. Hascoët Romain Kaspi Victoria M. An Hongjun Archibald Robert Beloborodov Andrei M. Boggs Steven E. Christensen Finn E. Craig William W. Gotthelf Eric V. Grefenstette Brian W. Hailey Charles J. Harrison Fiona A. Kennea Jamie A. Madsen Kristin K. 2014-06-17 NuSTAR OBSERVATIONS OF THE MAGNETAR 1E 2259+586 https://iopscience.iop.org/article/10.1088/0004-637X/789/1/75 The Astrophysical Journal 789 1 75 10.1088/0004-637X/789/1/75 0004-637X 1408.0768 It is one of the first discovered AXP's that helped in unifying anomalous X-ray pulsars with soft gamma repeaters (SGRs) under the magnetar model.Kaspi V. M. Gavriil F. P. Woods P. M. Jensen J. B. Roberts M. S. E. Chakrabarty D. 2003-05-10 A Major Soft Gamma Repeater-like Outburst and Rotation Glitch in the No-longer-so-anomalous X-Ray Pulsar 1E 2259+586 https://iopscience.iop.org/article/10.1086/375683 The Astrophysical Journal en 588 2 L93–L96 10.1086/375683 0004-637X astro-ph/0304205 The source is located near the center of the supernova remnant CTB 109.Tendulkar Shriharsh P. Cameron P. Brian Kulkarni Shrinivas R. 2013-07-02 PROPER MOTIONS AND ORIGINS OF AXP 1E 2259+586 AND AXP 4U 0142+61 https://iopscience.iop.org/article/10.1088/0004-637X/772/1/31 The Astrophysical Journal 772 1 31 10.1088/0004-637X/772/1/31 0004-637X Discovery The source was discovered in 1981 as an X-ray source by G. G. Fahiman, P. C. Gregory, P. Hickson and H. B. Richer using the Einstein Observatory.IAUC 3701: 1E 2259+586; CCO http://www.cbat.eps.harvard.edu/iauc/03700/03701.html 2026-07-20 www.cbat.eps.harvard.edu Characteristics 1E 2259+586 has abrupt slowdowns in rotation, which is called an anti-glitch, in contrast to the more common glitches seen in pulsars.The Universe : A Travel Guide 978-1-78868-636-5 Oliver Berry Mark Antony Garlick Mark MacKenzie Valerie Stimac 1 Lonely Planet 2019 Its activity is not only affected by its magnetic field's intensity, but also by the field's topology inside the star.Pizzocaro D. Tiengo A. Mereghetti S. Turolla R. Esposito P. Stella L. Zane S. Rea N. Coti Zelati F. Israel G. 2019 Detailed X-ray spectroscopy of the magnetar 1E 2259+586 https://www.aanda.org/10.1051/0004-6361/201834784 Astronomy & Astrophysics 626 A39 10.1051/0004-6361/201834784 0004-6361 1904.07553 Its period is 6.98 s, and it is likely around 15,000 years old. The observed luminosity is about 28 W in X-rays, and around 10 times that in the 100 – 1000 MeV gamma-ray band. Positrons are created in the magnetosphere of this magnetar in the process of interaction between photons and ultrarelativistic electrons. References Category:Cassiopeia (constellation) Category:X-ray pulsars Category:Magnetars