Open Access
Table 2.
Parameters for the best solutions of each of the MW potential models and M31 merger models.
| MW potential | M31 merger model | M31 pm (μas/yr) | Time difference (Gyr) | 6D separation (σ) | LMC neighbours |
|---|---|---|---|---|---|
| Model A | mod255 | 83, 6 | 1.25 | 0.49 | 27 |
| mod276 | 64, 9 | 1.05 | 0.80 | 68 | |
| mod288 | 80, 3 | 1.15 | 0.65 | 55 | |
| mod290 | 84, 4 | 1.20 | 0.35 | 48 | |
| mod314 | 67, −12 | 0.9 | 1.00 | 12 | |
| Model B | mod255 | 87, −7 | 1.4 | 0.46 | 17 |
| mod276 | 71, 5 | 1.25 | 0.78 | 44 | |
| mod288 | 70, 2 | 1.2 | 0.64 | 52 | |
| mod290 | 83, −1 | 1.25 | 0.38 | 54 | |
| mod314 | 60, −9 | 1.05 | 0.98 | 13 | |
| Model C | mod255 | 70,−22 | 1.9 | 0.70 | 18 |
| mod276 | 57, −13 | 1.9 | 0.75 | 26 | |
| mod288 | 56, −17 | 2.1 | 0.79 | 19 | |
| mod290 | 73, −20 | 1.9 | 0.57 | 20 | |
| mod314 | 43, −35 | 1.9 | 1.22 | 21 | |
| Model D | mod276 | 40, −32 | 2.1 | 4.03 | 12 |
Notes. Only the M31 merger model 276 has solutions under MW potential model D, and none of the merger models have a solution within this calculation under the MW potential model E.
Current usage metrics show cumulative count of Article Views (full-text article views including HTML views, PDF and ePub downloads, according to the available data) and Abstracts Views on Vision4Press platform.
Data correspond to usage on the plateform after 2015. The current usage metrics is available 48-96 hours after online publication and is updated daily on week days.
Initial download of the metrics may take a while.