Open Access
Table 8.
Selected estimates of the maximum spin period or frequency changes reported in the literature, as given in the reference.
| Reference | Values given in reference |
Units used in | Expressed as Ṗ in ms day−1 |
||
|---|---|---|---|---|---|
| Spin-up | Spin-down | reference | Spin-up | Spin-down | |
| Nagase et al. (1984a) | −4 × 10−3 | +3 × 10−3 | Ṗ/P yr−1 | −3.1 | +2.3 |
| Boynton et al. (1984) | up to ±5.8(1.4)×10−3 |  yr−1 |
up to ±4.5(1) | ||
| Deeter et al. (1989) | +2.3(0.5) | −2.4(0.6) |  in pico-rad s−1 |
−2.5(0.6) | +2.6(0.7) |
| İnam & Baykal (2000) | +7.1(2.2)×10−9 | −6.7(2.2)×10−9 |  in Hz day−1 |
−0.6(0.2) | +0.5(0.2) |
| Liao et al. (2020) | +2.3(1.3)×10−13 | −1.5(8)×10−13 |  in s−2 |
−1.6(0.9) | +1.0(0.6) |
Notes. For comparison, they are converted into Ṗ in ms per day.
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