Open Access

Table G.1

Parameters used with the GaiaPMEX tool for the systems GJ 229 and GJ 832.

Parameter Unit GJ 229 GJ 832
Aliases
HIP 29295 106440
Gaia DR3 2940856402123426176 6562924609150908416
Main parameters
M M 0.570 0.480
σM M 0.049975713178077 0.0498015394994533
V 8.12 8.67
RA 06:10:34.4589 21:33:33.9004
DEC -21:52:04.163 -49:00:45.468
Gaia parameters
ra deg 92.644 323.391
ra_error deg 0.008 0.018
dec deg -21.868 -49.013
dec_error deg 0.014 0.014
pmra mas yr-1 -135.692 -45.917
pmra_error mas yr-1 0.011 0.023
pmdec mas yr-1 -719.178 -816.875
pmdec_error mas yr-1 0.017 0.018
parallax mas 173.57 201.33
parallax_error mas 0.02 0.02
phot_g_mean_mag 7.31 7.74
bp_rp 2.074 2.240
astrometric_matched_transits 82 47
astrometric_n_good_obs_al 723 414
astrometric_params_solved 31 31
astrometric_excess_noise or AENobs mas 0.123 0.160
ruwe or RUWEobs 1.013 1.097
Hipparcos parameters
eRA cos DEC mas 0.381 0.420
eDEC mas 0.670 0.600
σpos mas 0.771 0.732
Kervella et al. (2022) parameters
pmRAH2EG3b mas yr−1 -136.406 -46.046
e_pmRAH2EG3b mas yr−1 0.015 0.018
pmDEH2EG3b mas yr−1 -714.974 -816.289
e_pmDEH2EG3b mas yr−1 0.019 0.020
PMaRAH2EG3b mas yr−1 0.712 0.140
e_PMaRAH2EG3b mas yr−1 0.018 0.029
PMaDEH2EG3b mas yr−1 -4.224 -0.547
e_PMaDEH2EG3b mas yr−1 0.025 0.027
‖PMa‖ (or PMaobs) mas yr−1 4.284 0.565
σ PMa,obs mas yr−1 0.025 0.027
Noise parameters and simulations of single systems
σ AL mas 0.083 0.086
σ attitude mas 0.064 0.082
σjitter mas 0.129 0.135
AENsimu as single mas 0.123 0.124
σAEN,simu,single mas 0.015 0.021
PMasimu as single mas yr−1 0.060 0.059
σPMa,simu,single mas yr−1 0.034 0.033
AENobs significance 0.007 1.696
PMaobs significance >3.82 >3.82

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