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Table 3.
Details of the decline-rate analysis.
| SN | Band | λeff | Rate | Stretch | Class |
|---|---|---|---|---|---|
| (Å) | (mag/100 d) | ||||
| LSQ14mo | V | 4389 | 5.62 | 6.03 | Fast |
| SN 2015bn | g′ | 4236 | 1.73 | 1.86 | Slow |
| PS17bek | r | 4914 | 5.36 | 5.76 | Fast |
| SN 2017egm | g | 4660 | 1.98 | 2.13 | Slow |
| SN 2017gci | g | 4420 | 3.82 | 4.11 | Slow |
| SN2018bgv | g | 4453 | 7.36 | 7.91 | Fast |
| SN 2018bsz | g | 4680 | 1.67 | 1.80 | Slow |
| SN 2018hti | g | 4527 | 1.81 | 1.95 | Slow |
| SN 2018ibb | V | 4727 | 1.03 | 1.11 | Slow |
| SN2019neq | g | 4345 | 5.84 | 6.28 | Fast |
| SN2020ank | c | 4269 | 4.15 | 4.46 | Fast |
| SN 2020tcw | g | 4514 | 3.47 | 3.73 | Slow |
| SN 2020znr | g | 4368 | 0.93 | 1.00 | Slow |
| SN 2021bnw | g | 4376 | 1.66 | 1.79 | Slow |
| SN 2021fpl | g | 4309 | 3.02 | 3.25 | Slow |
Notes. The stretch refers to the decline rate compared to that of SN 2020znr. The SNe that decline faster than 4 mag/100 d are referred to as Fast.
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