How do starspots contaminate astrometric planet detection?
Parameters
Stellar Inclination (i)
90
°
(0°=pole-on, 90°=edge-on)
Spot Latitude (
λ
)
30
°
(0°=equator, 90°=pole)
Spot Radius
3
% of R
★
Planet Mass
Earth
Neptune
Playback
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Reset
0.5x
2x
Time:
0.00
/ 6.00 rotations
Longitude (
φ
):
0
°
System:
Earth-mass planet, Sun-like star
Orbital period:
1 year (1 AU)
Stellar rotation:
60 days
(true solar: 25 days)
Physical Scale (at 10 pc)
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Rotating Star (Observer's View)
Orbital System (Observer's View)
X-Y Astrometric Trajectory