The mass-radius relation of exoplanets revisited | Astronomy & Astrophysics (A&A)

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Table 4

Results for the mass-radius relations and corresponding breakpoints (transitions) from different studies and this work.

	Small planets	Intermediate planets		Giant planets

Source	Mass-radius: R(M)	Transition	Mass-radius: R(M)	Transition	Mass-radius: R(M)
Weiss et al. (2013)	–	–	${0.96}_{- 0.07}^{+ 0.08} M^{0.53 \pm 0.05}$ $0.96_{ - 0.07}^{ + 0.08}{M^{0.53 \pm 0.05}}$	M = 150^(†)	${16.9}_{- 3.6}^{+ 4.5} M^{- 0.04 \pm 0.01}$ $16.9_{ - 3.6}^{ + 4.5}{M^{ - 0.04 \pm 0.01}}$

Hatzes & Rauer (2015)	–	–	–	M = 95.3^(†)	${9.83}_{- 0.35}^{+ 0.34} M^{0.05 \pm 0.01}$ $9.83_{ - 0.35}^{ + 0.34}{M^{0.05 \pm 0.01}}$

Chen & Kipping (2017)	1.01±0.05M^0.28±0.01	$M = {2.04}_{- 0.59}^{+ 0.66}$ $M = 2.04_{ - 0.59}^{ + 0.66}$	$0.81 \pm 0.05 M^{{0.59}_{- 0.03}^{+ 0.04}}$ $0.81 \pm 0.05{M^{0.59_{ - 0.03}^{ + 0.04}}}$	$M = 132_{- 21}^{+ 18}$ $M = 132_{ - 21}^{ + 18}$	${17.8}_{- 5.9}^{+ 9.7} M^{- 0.04 \pm 0.02}$ $17.8_{ - 5.9}^{ + 9.7}{M^{ - 0.04 \pm 0.02}}$

Bashi et al. (2017)	–	–	${0.86}_{- 0.07}^{+ 0.08} M^{0.55 \pm 0.02}$ $0.86_{ - 0.07}^{ + 0.08}{M^{0.55 \pm 0.02}}$	M= 124± 7 R = 12.1 ± 0.5	11.5±0.06M^0.01±0.02

Otegi et al. (2020)	1.03±0.02M^0.29±0.01	Water line	0.70±0.11M^0.63±0.04	–	–

Edmondson et al. (2023)	0.99±0.02M^0.34±0.01	Pure-ice EOS	0.97±0.07M^0.55±0.02	M= 115 ± 19	8.01±0.48M^0.09±0.001

This work	1.02±0.03M^0.27±0.04	M = 4.37 ± 0.72 R = 1.64 ± 0.05	0.56±0.03M^0.67±0.05	M= 127 ± 7	18.6±6.7M^{−0.06±0.07}

Notes. The masses and radii are in Earth units.^(†) No uncertainties on these transition points were provided.

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