Table 3.
Mass-loss rates of AT 2000ch at different episodes derived from optical and radio continuum observations.
| Date | LHα | Sν | ν | vw | t | r15 | β | Ṁ(3) | Ṁ(5) | Ṁ(7) |
|---|---|---|---|---|---|---|---|---|---|---|
| (dd.mm.yyyy) | [erg s−1 cm−2] | [mJy] | [GHz] | [km s−1] | [days] | [cm] | [M⊙ yr−1] | [M⊙ yr−1] | [M⊙ yr−1] | |
| 01.06.2000* | 2 × 10−14 | 1800 | 25 | 0.58 | 8073 | 2.8 × 10−5 | < 7.7 × 10−5 | |||
| 16.10.2008* | 4 × 10−14 | 2300 | 9 | 0.33 | 4593 | 5.1 × 10−5 | < 1.1 × 10−4 | |||
| 12.01.2016 | 2.7 × 10−15 | 2000 | 50 | 1.13 | 15729 | 1.1 × 10−5 | < 2.8 × 10−5 | |||
| 17.12.2011 | 53 | 6 | 2500 | 160 | < 4.3 × 10−4 | |||||
| 13.02.2012 | 50 | 6 | 2000 | 15 | 3.1 × 10−6 | |||||
| 25.03.2012 | 163 | 1.5 | 2000 | 55 | 2.0 × 10−6 | |||||
| 24.06.2012 | 111 | 1.5 | 2500 | 145 | < 1.9 × 10−5 | |||||
| 01.12.2014 | < 83 | 1.5 | 2000 | 40 | > 1.2 × 10−6 | |||||
| 01.12.2014 | < 5.5 | 5.5 | 2000 | 40 | > 3.5 × 10−5 |
Notes. Columns from left to right: observation date, where the asterisk marks the central date of a consecutive measure, Hα luminosity LHα, radio flux Sν, frequency ν, wind velocity vw, elapsed time from latest outburst t, radius of the recently ejected material in 1015 cm, β, and the mass-loss rates derived via Eqs. (3), (5), and (7) denoted in the index.
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.