Open Access
Table 1
Initial conditions at the J2000.0 TDB epoch for the final orbit-fit solution of NSB, with (px, py, pz) and (υx, υy, υz) representing the NSB position and velocity relative to the DE440 SSB in the ICRF, respectively.
| Parameter | Nominal value | 1σ uncertainty | Units |
|---|---|---|---|
| px | +2513978457.767769 | 18.7 | km |
| py | −3438170106.295299 | 5.66 | km |
| pz | −1469851628.076557 | 12.7 | km |
| υx | +4.475213362832325 | 4.26 × 10−8 | km s−1 |
| υy | +2.877104894512434 | 1.28 × 10−8 | km s−1 |
| υz | +1.066200330993634 | 1.93 × 10−8 | km s−1 |
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