Table:
text: Doppler spectroscopy
For MK-type stars with planets in the habitable zone
For MK-type stars with planets in the habitable zone
Stellar_mass_M_ Planetary_mass_M_ Lum_L_0_ Type_ RHAB_AU_ RV_cm_s Period_days
0.10 1.0 8 × 10− M8 0.028 168 6
0.21 1.0 7.9 × 10− M5 0.089 65 21
0.47 1.0 6.3 × 10− M0 0.25 26 67
0.65 1.0 1.6 × 10− K5 0.40 18 115
0.78 2.0 4.0 × 10− K0 0.63 25 209

Question: What is the total stellar mass of type m0 in Doppler spectroscopy for stars of type MK with planets in the habitable zone?

Question: Which MK-type stars with planets in the habitable zone have the highest planetary mass with an RV (cm/s) of 65 and a period (days) of less than 21 for Doppler spectroscopy?

Question: What is the smallest period (days) for Doppler spectroscopy to have a planet mass of 1, a star mass greater than 0.21 and of type M0 for MK-type stars with planets in the habitable zone?