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Table 4

Summary of the most recent distances estimated with various approaches.

Method µNGC3147 References
Cepheid-variables 33.01 ± 0.165 Riess et al. (2022)
Redshift 33.15 ± 0.15 Mould et al. (2000)
Tully-Fisher relation 33.12 ± 0.80 Tully & Fisher (1988)

SN 1997bq (MLCS2k2) 33.16 ± 0.11 Jha et al. (2006)
SN 2008fv (Phillips-relation) 33.20 ± 0.10 Biscardi et al. (2012)

SN 2021hpr (Phillips-relation) 33.46 ± 0.21 Zhang et al. (2022)
SN 2021hpr (BayeSN) 33.14 ± 0.12 Ward et al. (2022)

SN 2021hpr (SALT3) 33.14 ± 0.05 This study

Common µ-fit of SNe (BayeSN) 33.13 ± 0.08 Ward et al. (2022)
Average of LC fits of SNe (MLCS2k2, SALT2, SALT3) 33.12 ± 0.16 This study

Notes. All distance moduli have been scaled according to H0 = 73 km s−1 Mpc−1.

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