Table 1.
Luminous red nova sample analysed in this paper.
| Object name | Host galaxy | Distance (Mpc) | Etot(B − V) | MJD of 1st peak | Reference |
|---|---|---|---|---|---|
| AT 1997bs | NGC 3627 | 9.4±0.3 | 0.04 | 50560 | (1) |
| AT 2007sv | UGC 5979 | 18.85±1.0 | 0.83 | < 54454(a) | (2) |
| AT 2011kp(b) | NGC 4490 | 9.6±1.3 | 0.32 | 55797 | (3) |
| AT 2013lw(b) | UGC 12307 | 39.7±2.7 | 0.22 | 56481(c) | (4) |
| AT 2015fx(b) | NGC 2748 | 23.8±2.0 | 0.024 | 57069 | (5) |
| AT 2015dl(b) | M 101 | 6.4±0.5 | 0.008 | 57070 | (6) |
| AT 2018bwo | NGC 45 | 6.8±0.5 | 0.02 | < 58252(a) | (7) |
| AT 2019zhd | M 31 | 0.78±0.01 | 0.055 | 58892 | (8) |
| AT 2020hat | NGC 5068 | 5.2±0.2 | 0.37 | 58954 | (9) |
Notes. (a) Discovered after the first peak. The discovery date is used otherwise. (b) Alternative names: NGC4490-OT2011 (AT 2011kp), UGC 12307-OT2013 (AT 2013lw), PSN J09132750+7627410 (AT 2015fx), M101-2015OT1 (AT 2015dl). (c) Epoch of the second, red peak.References: (1) Kochanek et al. (2012b); (2) Tartaglia et al. (2015b); (3) Smith et al. (2016); (4) Pastorello et al. (2019b); (5) Tartaglia et al. (2016); (6) Blagorodnova et al. (2017); (7) Pastorello et al. (2023); (8) Pastorello et al. (2021a); (9) Pastorello et al. (2021b). The total extinction is the sum of the Galactic and host contributions (when known).
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