Transit timing variations in HIP 41378: CHEOPS and TESS confirm a non-transiting sixth planet in the system

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Table A.5

Results of the internal structure modeling for HIP 41378 c.

Water prior	Formation outside iceline (water-rich)			Formation inside iceline (water-poor)
Si/Mg/Fe prior	Stellar (A1)	Iron-enriched (A2)	Free (A3)	Stellar (B1)	Iron-enriched (B2)	Free (B3)
w_core [%]	$11_{- 8}^{+ 9}$ $\[11_{-8}^{+9}\]$	$16_{- 11}^{+ 15}$ $\[16_{-11}^{+15}\]$	$11_{- 8}^{+ 16}$ $\[11_{-8}^{+16}\]$	$17_{- 11}^{+ 12}$ $\[17_{-11}^{+12}\]$	$22_{- 16}^{+ 20}$ $\[22_{-16}^{+20}\]$	$17_{- 12}^{+ 22}$ $\[17_{-12}^{+22}\]$
w_mantle [%]	$57_{- 13}^{+ 17}$ $\[57_{-13}^{+17}\]$	$51_{- 14}^{+ 19}$ $\[51_{-14}^{+19}\]$	$54_{- 14}^{+ 19}$ $\[54_{-14}^{+19}\]$	$83_{- 12}^{+ 11}$ $\[83_{-12}^{+11}\]$	$76_{- 20}^{+ 16}$ $\[76_{-20}^{+16}\]$	$82_{- 22}^{+ 13}$ $\[82_{-22}^{+13}\]$
w_envelope [%]	${31.2}_{- 19.2}^{+ 14.8}$ $\[31.2_{-19.2}^{+14.8}\]$	${30.7}_{- 18.8}^{+ 15.0}$ $\[30.7_{-18.8}^{+15.0}\]$	${31.1}_{- 19.3}^{+ 14.7}$ $\[31.1_{-19.3}^{+14.7}\]$	${0.83}_{- 0.19}^{+ 0.20}$ $\[0.83_{-0.19}^{+0.20}\]$	${1.16}_{- 0.36}^{+ 0.35}$ $\[1.16_{-0.36}^{+0.35}\]$	${0.96}_{- 0.38}^{+ 0.50}$ $\[0.96_{-0.38}^{+0.50}\]$
Z_envelope [%]	${90.4}_{- 13.3}^{+ 5.4}$ $\[90.4_{-13.3}^{+5.4}\]$	${88.7}_{- 15.0}^{+ 5.8}$ $\[88.7_{-15.0}^{+5.8}\]$	${90.6}_{- 13.4}^{+ 6.2}$ $\[90.6_{-13.4}^{+6.2}\]$	${0.5}_{- 0.2}^{+ 0.2}$ $\[0.5_{-0.2}^{+0.2}\]$	${0.5}_{- 0.2}^{+ 0.2}$ $\[0.5_{-0.2}^{+0.2}\]$	${0.5}_{- 0.2}^{+ 0.2}$ $\[0.5_{-0.2}^{+0.2}\]$
x_Fe,core [%]	${90.2}_{- 6.3}^{+ 6.6}$ $\[90.2_{-6.3}^{+6.6}\]$	${90.3}_{- 6.4}^{+ 6.5}$ $\[90.3_{-6.4}^{+6.5}\]$	${90.3}_{- 6.3}^{+ 6.6}$ $\[90.3_{-6.3}^{+6.6}\]$	${90.3}_{- 6.4}^{+ 6.6}$ $\[90.3_{-6.4}^{+6.6}\]$	${90.4}_{- 6.4}^{+ 6.5}$ $\[90.4_{-6.4}^{+6.5}\]$	${90.3}_{- 6.4}^{+ 6.5}$ $\[90.3_{-6.4}^{+6.5}\]$
x_S,core [%]	${9.8}_{- 6.6}^{+ 6.3}$ $\[9.8_{-6.6}^{+6.3}\]$	${9.7}_{- 6.5}^{+ 6.4}$ $\[9.7_{-6.5}^{+6.4}\]$	${9.7}_{- 6.6}^{+ 6.3}$ $\[9.7_{-6.6}^{+6.3}\]$	${9.7}_{- 6.6}^{+ 6.4}$ $\[9.7_{-6.6}^{+6.4}\]$	${9.6}_{- 6.5}^{+ 6.4}$ $\[9.6_{-6.5}^{+6.4}\]$	${9.7}_{- 6.5}^{+ 6.4}$ $\[9.7_{-6.5}^{+6.4}\]$
x_Si,mantle [%]	$40_{- 6}^{+ 7}$ $\[40_{-6}^{+7}\]$	$35_{- 9}^{+ 10}$ $\[35_{-9}^{+10}\]$	$32_{- 24}^{+ 31}$ $\[32_{-24}^{+31}\]$	$40_{- 6}^{+ 7}$ $\[40_{-6}^{+7}\]$	$35_{- 9}^{+ 10}$ $\[35_{-9}^{+10}\]$	$35_{- 24}^{+ 29}$ $\[35_{-24}^{+29}\]$
x_Mg,mantle [%]	$42_{- 7}^{+ 7}$ $\[42_{-7}^{+7}\]$	$37_{- 10}^{+ 10}$ $\[37_{-10}^{+10}\]$	$40_{- 27}^{+ 36}$ $\[40_{-27}^{+36}\]$	$42_{- 7}^{+ 7}$ $\[42_{-7}^{+7}\]$	$37_{- 10}^{+ 10}$ $\[37_{-10}^{+10}\]$	$36_{- 25}^{+ 30}$ $\[36_{-25}^{+30}\]$
X_Fe,mantle [%]	$17_{- 11}^{+ 9}$ $\[17_{-11}^{+9}\]$	$27_{- 18}^{+ 19}$ $\[27_{-18}^{+19}\]$	$18_{- 14}^{+ 24}$ $\[18_{-14}^{+24}\]$	$18_{- 11}^{+ 9}$ $\[18_{-11}^{+9}\]$	$27_{- 18}^{+ 19}$ $\[27_{-18}^{+19}\]$	$20_{- 15}^{+ 24}$ $\[20_{-15}^{+24}\]$

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