Free Access
Table 4
Comparison of daughter molecules and possible parent molecule production rates derived from optical and infrared data of comet 21Pin the 2018 passage.
| UT date | rh | △ | Production rates (1025mol s−1) | Reference | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| (au) | (au) | Q(OH) | Q(H2O) | Q(CN) | Q(HCN) | Q(C2) | Q(C2H2) | Q(C2H6) | Q(NH) | Q(NH3) | ||
| 2018 Jul 30 | 1.17 | 0.61 | 1810 ± 28 | 4.55 ± 0.07 | – | 1.26 ± 0.07 | – | – | 3.13 ± 0.50 | – | This work | |
| 2018 Jul 30 | 1.17 | 0.61 | – | 2401 ± 394 | – | <3.20 | – | <4.52 | 4.49 ± 1.45 | – | <63.72 | Faggi et al. (2019) |
| 2018 Jul 31 | 1.16 | 0.59 | – | 2503 ± 385 | – | 6.16 ± 0.12 (a) | – | <1.80 (a) | 6.05 ± 0.77 | – | <16.19 (a) | Roth et al. (2020) |
| 2018 Sep 07 | 1.01 | 0.39 | 3036 ± 357 | 3206 ± 112 | – | – | – | – | 10.60 ± 1.10 | – | – | Roth et al. (2020) |
| 2018 Sep 09 | 1.01 | 0.39 | – | 2623 ± 586 | 4.30 ± 0.32 | <0.62 | 8.30 ± 1.38 | <12.59 | Faggi et al. (2019) | |||
| 2018 Sep 09 | 1.01 | 0.39 | 2360 ± 33 | 4.39 ± 0.07 | – | 1.67 ± 0.06 | – | – | 5.66 ± 0.38 | – | This work | |
| 2018 Oct 07 | 1.07 | 0.49 | – | 2583 ± 864 | – | – | – | – | 4.55 ± 1.44 | – | – | Faggi et al. (2019) |
| 2018 Oct 08 | 1.08 | 0.49 | 834 ± 25 | – | 1.68 ± 0.05 | – | 0.40 ± 0.06 | – | – | 1.07 ± 0.35 | This work | |
| 2018 Oct 10 | 1.10 | 0.51 | – | 2028 ± 255 | – | – | – | – | 2.92 ± 0.39 | – | – | Roth et al. (2020) |
Notes. (a) From Roth et al. (2018) measured on July 29, 2018. Upper limits are 3σ for the results of Roth et al. (2020) and Faggi et al. (2019).
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.