Posterior probability summaries for the main GP covariance and mean function parameters of interest (one planet plus activity model) for our favoured fit to the K2-263 data. The Keplerian orbital parameters are as defined in Seager (2011), while the GP hyper-parameters are as defined in R15.
| GP parameters . | . |
|---|---|
| GP RV semi-amplitude KGP (|$\rm m\, s^{-1}$|) | 2.68 ± 0.52 |
| GP period P (d) | |$64_{-37}^{+57}$| |
| GP inv. harmonic complexity λp | |$5.4_{-2.6}^{+2.9}$| |
| GP evolution time-scale λe (d) | |$196^{+72}_{-78}$| |
| Planet parameters | |
| System velocity γ (|$\rm km\, s^{-1}$|) | −29.837 ± 0.0015 |
| RV semi-amplitude Kb (|$\rm m\, s^{-1}$|) | |$2.52_{-0.52}^{+0.57}$| |
| Period Pb (d) | 50.818947 (fixed) |
| Eccentricity eb | |$0.08^{+0.11}_{-0.06}$| |
| Periapsis longitude ωb | |$0.97\pi ^{+0.61\pi }_{-0.58\pi }$| |
| Transit epoch Tc (BJD) | 2458111.1274 (fixed) |
| Mass Mb (M⊕) | 13 ± 3 |
| Mean density ρb (g cm−3) | 5.1 ± 1.2 |
| GP parameters . | . |
|---|---|
| GP RV semi-amplitude KGP (|$\rm m\, s^{-1}$|) | 2.68 ± 0.52 |
| GP period P (d) | |$64_{-37}^{+57}$| |
| GP inv. harmonic complexity λp | |$5.4_{-2.6}^{+2.9}$| |
| GP evolution time-scale λe (d) | |$196^{+72}_{-78}$| |
| Planet parameters | |
| System velocity γ (|$\rm km\, s^{-1}$|) | −29.837 ± 0.0015 |
| RV semi-amplitude Kb (|$\rm m\, s^{-1}$|) | |$2.52_{-0.52}^{+0.57}$| |
| Period Pb (d) | 50.818947 (fixed) |
| Eccentricity eb | |$0.08^{+0.11}_{-0.06}$| |
| Periapsis longitude ωb | |$0.97\pi ^{+0.61\pi }_{-0.58\pi }$| |
| Transit epoch Tc (BJD) | 2458111.1274 (fixed) |
| Mass Mb (M⊕) | 13 ± 3 |
| Mean density ρb (g cm−3) | 5.1 ± 1.2 |
Posterior probability summaries for the main GP covariance and mean function parameters of interest (one planet plus activity model) for our favoured fit to the K2-263 data. The Keplerian orbital parameters are as defined in Seager (2011), while the GP hyper-parameters are as defined in R15.
| GP parameters . | . |
|---|---|
| GP RV semi-amplitude KGP (|$\rm m\, s^{-1}$|) | 2.68 ± 0.52 |
| GP period P (d) | |$64_{-37}^{+57}$| |
| GP inv. harmonic complexity λp | |$5.4_{-2.6}^{+2.9}$| |
| GP evolution time-scale λe (d) | |$196^{+72}_{-78}$| |
| Planet parameters | |
| System velocity γ (|$\rm km\, s^{-1}$|) | −29.837 ± 0.0015 |
| RV semi-amplitude Kb (|$\rm m\, s^{-1}$|) | |$2.52_{-0.52}^{+0.57}$| |
| Period Pb (d) | 50.818947 (fixed) |
| Eccentricity eb | |$0.08^{+0.11}_{-0.06}$| |
| Periapsis longitude ωb | |$0.97\pi ^{+0.61\pi }_{-0.58\pi }$| |
| Transit epoch Tc (BJD) | 2458111.1274 (fixed) |
| Mass Mb (M⊕) | 13 ± 3 |
| Mean density ρb (g cm−3) | 5.1 ± 1.2 |
| GP parameters . | . |
|---|---|
| GP RV semi-amplitude KGP (|$\rm m\, s^{-1}$|) | 2.68 ± 0.52 |
| GP period P (d) | |$64_{-37}^{+57}$| |
| GP inv. harmonic complexity λp | |$5.4_{-2.6}^{+2.9}$| |
| GP evolution time-scale λe (d) | |$196^{+72}_{-78}$| |
| Planet parameters | |
| System velocity γ (|$\rm km\, s^{-1}$|) | −29.837 ± 0.0015 |
| RV semi-amplitude Kb (|$\rm m\, s^{-1}$|) | |$2.52_{-0.52}^{+0.57}$| |
| Period Pb (d) | 50.818947 (fixed) |
| Eccentricity eb | |$0.08^{+0.11}_{-0.06}$| |
| Periapsis longitude ωb | |$0.97\pi ^{+0.61\pi }_{-0.58\pi }$| |
| Transit epoch Tc (BJD) | 2458111.1274 (fixed) |
| Mass Mb (M⊕) | 13 ± 3 |
| Mean density ρb (g cm−3) | 5.1 ± 1.2 |
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