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Table 3.
Timing parameters for PSR J0955−6150, obtained from the TEMPO2 timing package using the DDH binary model.
| Observation and data reduction parameters | |
|---|---|
| Solar System ephemeris | DE436 |
| Timescale | TCB |
| Reference epoch for period, position and DM (MJD) | 56983.0167959 |
| First observation (MJD) | 56277 |
| Last observation (MJD) | 59358 |
| Solar wind electron number density, n0 (cm−3) | 10.0 |
| Spin and astrometric parameters | |
| Right ascension, α (J2000, h:m:s) | 09:55:20.84737(9) |
| Declination, δ (J2000, d:m:s) | −61:50:16.8945(6) |
| Proper motion in α, μα (mas yr−1) | 0.2(1) |
| Proper motion in δ, μδ (mas yr−1) | −0.1(1) |
| Spin frequency, ν (Hz) | 500.15992019837(8) |
Spin-down rate,  (10−15 Hz s−1) |
−3.5663(4) |
| Dispersion measure, DM (cm−3 pc) | 160.918(8) |
| First Derivative of DM, DM1 (10−3 cm−3 pc yr−1) | −6(2) |
| Second Derivative of DM, DM2 (10−4 cm−3 pc yr−2) | 11(5) |
| Rotation measure, RM (rad m−2) | −48(5) (a) |
| Derived parameters | |
| Galactic longitude, l (°) | 283.684986 |
| Galactic latitude, b (°) | −5.737093 |
| Total proper motion, μT (mas yr−1) | 0.2(1) |
| Position angle of proper motion, J2000, Θμ (°) | 171(5) |
| Position angle of proper motion, Galactic, Θμ (°) | 133(5) |
| DM-derived distance (NE2001), d (kpc) | 4.04 (b) |
| DM-derived distance (YMW16), d (kpc) | 2.17 (b) |
Parallax,  (mas) |
0.24 (c) |
| Galactic height, z (kpc) | −0.40(6) (c) |
| Heliocentric transverse velocity, vT (km s−1) | 13(2) (c) |
| Spin period, P0 (ms) | 1.9993605237367(2) |
| Spin period derivative, Ṗ (10−20 s s−1) | 1.42601(17) |
| Total kinematic contribution to period derivative, Ṗk (10−20 s s−1) | −0.075 |
| Intrinsic spin period derivative, Ṗ (10−19 s s−1) | 1.501(9) |
| Surface magnetic field strength, Bsurf (109 G) | 0.17 |
| Characteristic age, τc (Gyr) | 2.1 |
| Spin-down power, Ė (1034 erg s−1) | 7.4 |
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