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Table 4.
Calculated quantities based on the timing parameters in Table 3.
| Derived quantity | MK+PKs | LO06 / PA13 |
|---|---|---|
| Galactic longitude, l (°) | 318.0970202(2) | 318.0970208(2) |
| Galactic latitude, b (°) | 4.630012(1) | 4.630016(2) |
| Distance, d (kpc) | 0.66 | 0.60 |
| Total proper motion, μ (mas yr−1) | 7.02(9) | – |
| Helicentric transverse velocity, v⊥ (km s−1) | 22(5) | – |
| Spin period derivative, Ṗ (10−19 s s−1) | 1.39807 | 1.418(10) |
| Instrinsic Ṗ (10−19 s s−1) | 1.3702(7) | – |
| Characteristic age, τc | 3.0 | 3.2 |
| Surface magnetic field, B0 (109 G) | 2.0 | 2.0 |
| Eccentricity, e | 4.971(8) × 10−5 | 4.98(15) × 10−5 |
| Mass function, f (M⊙) | 0.22759665(3) | 0.2275967(2) |
| Orbital inclination( * ), i (°) | 75(1), or 105(1) | i ≥ 55 |
| Companion mass( * ), Mc (M⊙) |
 |
1.0 ≲ Mc/M⊙ ≲ 1.3 |
| Pulsar mass( * ), Mp (M⊙) |
 |
Mp/M⊙ ≲ 2.2 |
Notes. The distance and transverse velocities are derived from the YMW16 electron density model (Yao et al. 2017) here and the NE2001 model (Cordes & Lazio 2002) in LO06.
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