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Lisbon 8th September 2010
RoPACS Annual Network Meeting
Michele CappettaMax Planck Institut
für extraterrestrische Physik
Radial velocity curves with high resolution spectra from HRS@HET
M. Cappetta, RoPACS Annual Network Meeting, Lisbon 8 th September 2010
• The data
• First results Vs Rieview
• New results
• Ongoing observations
Outline
The data
M. Cappetta, RoPACS Annual Network Meeting, Lisbon 8 th September 2010
HD195019 HD352939 HD353741 GJ1214
mB 7.55 9.2 10.74 16.4
mV 6.91 9.3 9.58 14.67
mR 6.5 9.5 9.595 13.8
Star type G3 G0 K0 M4
λmax [Å] 5040 4910 5682 9050
Texp [s] 200 66 73 2390
SNR 70÷210 8÷35 8÷40 5÷30
Orders [22:24]+[5:40] [22:24]+[5:38] [22:24]+[5:38] [22:24]+[5:30]
λ range [Å] 4280÷6050 4340÷6050 4340÷6050 4600÷6050
!!!
Known companionK ~ 280 m/s
Known companionK ~ 12 m/s
M. Cappetta, RoPACS Annual Network Meeting, Lisbon 8 th September 2010
First results Vs Rieview HD195019
Garching May 11 th 2010rms ~ 40 m/s
M. Cappetta, RoPACS Annual Network Meeting, Lisbon 8 th September 2010
First results Vs Rieview HD195019
Garching May 11th 2010
Garching May 11th 2010
M. Cappetta, RoPACS Annual Network Meeting, Lisbon 8 th September 2010
First results Vs Rieview HD195019
M. Cappetta, RoPACS Annual Network Meeting, Lisbon 8 th September 2010
First results Vs Rieview HD195019
Phase
M. Cappetta, RoPACS Annual Network Meeting, Lisbon 8 th September 2010
First results Vs Rieview HD195019
rms = 21.5 m/s
rms = 14.3 m/s
M. Cappetta, RoPACS Annual Network Meeting, Lisbon 8 th September 2010
New results GJ1214
rms ~ 60 m/s
Results
M. Cappetta, RoPACS Annual Network Meeting, Lisbon 8 th September 2010
HD195019 HD352939 HD353741 GJ1214
mB 7.55 9.2 10.74 16.4
mV 6.91 9.3 9.58 14.67
mR 6.5 9.5 9.595 13.8
Star type G3 G0 K0 M4
λ max [Å] 5040 4910 5682 9050
Texp [s] 200 66 73 2390
SNR 70÷210 8÷35 8÷40 5÷30
Orders [22:24]+[5:40] [22:24]+[5:38] [22:24]+[5:38] [22:24]+[5:30]
λ range [Å] 4280÷6050 4340÷6050 4340÷6050 4600÷6050
rms [m/s] 15 40 40 60
M. Cappetta, RoPACS Annual Network Meeting, Lisbon 8 th September 2010
Ongoing observations
HD195019 HD352939 HD353741 GJ1214
mB 7.55 9.2 10.74 16.4
mV 6.91 9.3 9.58 14.67
mR 6.5 9.5 9.595 13.8
Star type G3 G0 K0 M4
λ max [Å] 5040 4910 5682 9050
Texp [s] 200 66 73 2390
SNR 70÷210 8÷35 8÷40 5÷30
Orders [22:24]+[5:40] [22:24]+[5:38] [22:24]+[5:38] [22:24]+[5:30]
λ range [Å] 4280÷6050 4340÷6050 4340÷6050 4600÷6050
rms [m/s] 15 40 40 60
Texp [s] 1300 1400
SNR 160 160