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Table 3.

Light curve scatter and slope measurements of the observed SNe.

Name Observation epoch (a) rms0(b) rmsTFA(c) αSN, TFA(d)
(HJD) (mag) (mag) (mag day−1)
SN 2018gv 2458141.44 0.11, 0.27, 0.11 (R) 0.01, 0.02, 0.01 (R) 0.65 ± 0.36, −0.42 ± 0.21, −0.23 ± 0.10 (R)
0.11, 0.26, 0.09 (I) 0.02, 0.05, 0.02 (I) 0.19 ± 0.23, −0.41 ± 0.20, −0.17 ± 0.05 (I)

2458187.43 0.13 (R), 0.12 (I) 0.04 (R), 0.04 (I) 0.03 ± 0.01 (R), 0.10 ± 0.06 (I)
SN 2018zd 2458188.27 0.54 (R), 0.4 (I) 0.17 (R), 0.01 (I) −0.19 ± 0.06 (R), 0.03 ± 0.01 (I)
2458189.35 0.11 (R), 0.1 (I) 0.04 (R), 0.04 (I) −0.06 ± 0.02 (R), −0.03 ± 0.02 (I)

2458407.51 0.72 0.49 0.31 ± 0.40
SN 2018hgc 2458408.29 0.04 0.01 0.18 ± 0.01

2458419.36 0.03 0.02 0.36 ± 0.24
2458420.26 0.75 0.01 −0.10 ± 0.05
SN 2018hhn 2458421.33 1.4 0.07 −0.37 ± 0.05
2458423.41 1 0.05 0.11 ± 0.19

2458419.58 0.07 0.01 0.29 ± 0.14
SN 2018hna 2458423.58 0.22 0.01 0.01 ± 0.01

Notes.

(a)

The start of the time series.

(b)

The initial rms.

(c)

The rms after the implementation of TFA.

(d)

The intraday decline rate with respect to the linear fitting.

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