T0	Period [s]	Reference
47625	103.26 +0.02 -0.02	Kendziorra et al. (1994)
47626	103.26 +0.02 -0.02	Kendziorra et al. (1994)
47631	103.246 +0.008 -0.008	Kendziorra et al. (1994)
49050	103.386 +0.005 -0.005	Finger et al. (1996)
49200	103.391 +0.005 -0.005	Finger et al. (1996)
49300	103.397 +0.005 -0.005	Finger et al. (1996)
49380	103.418 +0.005 -0.005	Finger et al. (1996)
49415	103.199 +0.005 -0.005	Finger et al. (1996)
49500	103.221 +0.005 -0.005	Finger et al. (1996)
49610	103.226 +0.005 -0.005	Finger et al. (1996)
51190	103.5 +? -?	Negueruela et al. (2000)
53614.5137	103.39315 +0.00005 -0.00005	Caballero et al. (2006)

T0	Pdot	Reference

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spin up during moderate flares: 3.5E-12 Hz/s Ikhsanov et al. (2001)
spin up during giant flares: 2E-9 Hz/s Ikhsanov (2001)

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Last modification date: Fri Aug 3 01:06:14 2007