Overview of collated model parameters and arising physical properties of the lens and source systems.
| . | Lens binary . | Source binary . |
|---|---|---|
| Collated model parameters | ||
| Microlensing parallax parameter | πE = 0.41 ± 0.01 | πE = 0.39 ± 0.01 |
| Source size parameter | ρ⋆ = (10.4 ± 1.6) × 10−4 | |$\rho _\star ^{\mbox{(1)}} = (7.6 \pm 0.5) \times 10^{-3}$| |
| |$\rho _\star ^{\mbox{(2)}} = (1.6 \pm 0.1) \times 10^{-3}$| | ||
| Mass ratio | q = (3.9 ± 0.3) × 10−4 | – |
| Luminosity offset ratio | – | ωI = 0.042 ± 0.003 |
| Event time-scale | tE = (264 ± 17) d | tE = (309 ± 19) d |
| Binary separation parameter | d(c) = 0.718 ± 0.009 | λcis = 0.0087 ± 0.0008 |
| d(w) = 1.403 ± 0.014 | λtrans = 0.0107 ± 0.0009 | |
| Source distance | DS = (8.5 ± 2.0) kpc | |
| Baseline magnitude | |$I_\mathrm{base}^{\mathrm{OGLE}}= 19.04$| | |
| Lens star (system) | ||
| Mass of star | M1 = (0.35 ± 0.06) M⊙ | M = (0.046 ± 0.007) M⊙ |
| Mass of planet | M2 = (45 ± 9) M⊕ | – |
| Angular Einstein radius | θE = (1.2 ± 0.2) mas | θE = (0.15 ± 0.02) mas |
| Effective proper motion | |$\mu = (4.4 \pm 0.8)~\mu \mbox{as}\;\mbox{d}^{-1}$| | |$\mu = (0.47 \pm 0.08)~\mu \mbox{as}\;\mbox{d}^{-1}$| |
| =(1.6 ± 0.3) mas yr−1 | =(0.17 ± 0.03) mas yr−1 | |
| Lens-source parallax | πLS = (0.48 ± 0.09) mas | πLS = (0.057 ± 0.009) mas |
| Lens distance | DL = (1.7 ± 0.3) kpc | DL = (5.7 ± 0.9) kpc |
| Effective lens velocity | v⊥ = (13 ± 3) km s−1 | v⊥ = (4.7 ± 1.1) km s−1 |
| Einstein radius | rE = (2.0 ± 0.5) au | rE = (0.84 ± 0.19) au |
| Current projected separation | |$r_{0,\perp }^{(\mathrm{c})} = (1.4 \pm 0.3)~\mbox{au}$| | – |
| |$r_{0,\perp }^{(\mathrm{w})} = (2.7 \pm 0.6)~\mbox{au}$| | – | |
| Minimal orbital period | |$P_\mathrm{min}^{(\mathrm{c})} = (1.0 \pm 0.4)~\mbox{yr}$| | – |
| |$P_\mathrm{min}^{(\mathrm{w})} = (2.7 \pm 1.0)~\mbox{yr}$| | – | |
| Source star (system)/microlensing target | ||
| Right ascension (J2000) | |$\mbox{RA} = 17{^{\rm h}_{.}}41{^{\rm m}_{.}}59{^{\rm s}_{.}}63$| | |
| Declination (J2000) | Dec. = −34|${^{\circ}_{.}}$|17|${^{\prime}_{.}}$|18|${^{\prime\prime}_{.}}$|1 | |
| De-reddened red clump colour/mag | (V − I, I)RC, 0 = (1.06, 14.62) | |
| Red clump colour/mag | (V − I, I)RC = (3.19 ± 0.01, 17.06 ± 0.02) | |
| Source colour/mag | (V − I, I) = (2.76 ± 0.05, 19.42 ± 0.12) | (V − I, I) = (2.75 ± 0.05, 19.54 ± 0.06) |
| De-reddened source colour/mag | (V − I, I)0 = (0.63 ± 0.05, 16.98 ± 0.12) | (V − I, I)0 = (0.62 ± 0.05, 17.10 ± 0.07) |
| De-reddened source colour/mag (1) | – | |$(V-I,I)_0^{\mbox{(1)}}=(0.62\pm 0.14, 17.15\pm 0.07)$| |
| De-reddened source colour/mag (2) | – | |$(V-I,I)_0^{\mbox{(2)}}=(0.63 \pm 0.18, 20.54\pm 0.10)$| |
| Type of source | F V, G IV | F V, G IV / G VI |
| Angular radius of source | |$\theta _\star = (1.21 \pm 0.11)~\mu \mbox{as}$| | |$\theta _\star ^{\mbox{(1)}} = (1.11 \pm 0.16)~\mu \mbox{as}$| |
| |$\theta _\star ^{\mbox{(2)}} = (0.23 \pm 0.04)~\mu \mbox{as}$| | ||
| Physical radius of source | R⋆ = (2.2 ± 0.6) R⊙ | |$R_\star ^{\mbox{(1)}} = (2.0 \pm 0.6)~{\rm R}_\odot$| |
| |$R_\star ^{\mbox{(2)}} = (0.43 \pm 0.13)~{\rm R}_\odot$| | ||
| Angular separation of constituents | – | |$\beta ^\mathrm{cis} = (1.3 \pm 0.2)~\rm{\mu as}$| |
| – | |$\beta ^\mathrm{trans} = (1.6 \pm 0.3)~\rm{\mu as}$| | |
| Current projected separation | – | |$\rho _\perp ^\mathrm{cis} =(0.011 \pm 0.003)~\mbox{au}$| |
| – | |$\rho _\perp ^\mathrm{trans} = (0.013 \pm 0.004)~\mbox{au}$| | |
| Minimal orbital period | – | |$P_\mathrm{S,min}^\mathrm{cis} = (0.10 \pm 0.05)~\mbox{d}$| |
| – | |$P_\mathrm{S,min}^\mathrm{trans} = (0.14 \pm 0.06)~\mbox{d}$| | |
| . | Lens binary . | Source binary . |
|---|---|---|
| Collated model parameters | ||
| Microlensing parallax parameter | πE = 0.41 ± 0.01 | πE = 0.39 ± 0.01 |
| Source size parameter | ρ⋆ = (10.4 ± 1.6) × 10−4 | |$\rho _\star ^{\mbox{(1)}} = (7.6 \pm 0.5) \times 10^{-3}$| |
| |$\rho _\star ^{\mbox{(2)}} = (1.6 \pm 0.1) \times 10^{-3}$| | ||
| Mass ratio | q = (3.9 ± 0.3) × 10−4 | – |
| Luminosity offset ratio | – | ωI = 0.042 ± 0.003 |
| Event time-scale | tE = (264 ± 17) d | tE = (309 ± 19) d |
| Binary separation parameter | d(c) = 0.718 ± 0.009 | λcis = 0.0087 ± 0.0008 |
| d(w) = 1.403 ± 0.014 | λtrans = 0.0107 ± 0.0009 | |
| Source distance | DS = (8.5 ± 2.0) kpc | |
| Baseline magnitude | |$I_\mathrm{base}^{\mathrm{OGLE}}= 19.04$| | |
| Lens star (system) | ||
| Mass of star | M1 = (0.35 ± 0.06) M⊙ | M = (0.046 ± 0.007) M⊙ |
| Mass of planet | M2 = (45 ± 9) M⊕ | – |
| Angular Einstein radius | θE = (1.2 ± 0.2) mas | θE = (0.15 ± 0.02) mas |
| Effective proper motion | |$\mu = (4.4 \pm 0.8)~\mu \mbox{as}\;\mbox{d}^{-1}$| | |$\mu = (0.47 \pm 0.08)~\mu \mbox{as}\;\mbox{d}^{-1}$| |
| =(1.6 ± 0.3) mas yr−1 | =(0.17 ± 0.03) mas yr−1 | |
| Lens-source parallax | πLS = (0.48 ± 0.09) mas | πLS = (0.057 ± 0.009) mas |
| Lens distance | DL = (1.7 ± 0.3) kpc | DL = (5.7 ± 0.9) kpc |
| Effective lens velocity | v⊥ = (13 ± 3) km s−1 | v⊥ = (4.7 ± 1.1) km s−1 |
| Einstein radius | rE = (2.0 ± 0.5) au | rE = (0.84 ± 0.19) au |
| Current projected separation | |$r_{0,\perp }^{(\mathrm{c})} = (1.4 \pm 0.3)~\mbox{au}$| | – |
| |$r_{0,\perp }^{(\mathrm{w})} = (2.7 \pm 0.6)~\mbox{au}$| | – | |
| Minimal orbital period | |$P_\mathrm{min}^{(\mathrm{c})} = (1.0 \pm 0.4)~\mbox{yr}$| | – |
| |$P_\mathrm{min}^{(\mathrm{w})} = (2.7 \pm 1.0)~\mbox{yr}$| | – | |
| Source star (system)/microlensing target | ||
| Right ascension (J2000) | |$\mbox{RA} = 17{^{\rm h}_{.}}41{^{\rm m}_{.}}59{^{\rm s}_{.}}63$| | |
| Declination (J2000) | Dec. = −34|${^{\circ}_{.}}$|17|${^{\prime}_{.}}$|18|${^{\prime\prime}_{.}}$|1 | |
| De-reddened red clump colour/mag | (V − I, I)RC, 0 = (1.06, 14.62) | |
| Red clump colour/mag | (V − I, I)RC = (3.19 ± 0.01, 17.06 ± 0.02) | |
| Source colour/mag | (V − I, I) = (2.76 ± 0.05, 19.42 ± 0.12) | (V − I, I) = (2.75 ± 0.05, 19.54 ± 0.06) |
| De-reddened source colour/mag | (V − I, I)0 = (0.63 ± 0.05, 16.98 ± 0.12) | (V − I, I)0 = (0.62 ± 0.05, 17.10 ± 0.07) |
| De-reddened source colour/mag (1) | – | |$(V-I,I)_0^{\mbox{(1)}}=(0.62\pm 0.14, 17.15\pm 0.07)$| |
| De-reddened source colour/mag (2) | – | |$(V-I,I)_0^{\mbox{(2)}}=(0.63 \pm 0.18, 20.54\pm 0.10)$| |
| Type of source | F V, G IV | F V, G IV / G VI |
| Angular radius of source | |$\theta _\star = (1.21 \pm 0.11)~\mu \mbox{as}$| | |$\theta _\star ^{\mbox{(1)}} = (1.11 \pm 0.16)~\mu \mbox{as}$| |
| |$\theta _\star ^{\mbox{(2)}} = (0.23 \pm 0.04)~\mu \mbox{as}$| | ||
| Physical radius of source | R⋆ = (2.2 ± 0.6) R⊙ | |$R_\star ^{\mbox{(1)}} = (2.0 \pm 0.6)~{\rm R}_\odot$| |
| |$R_\star ^{\mbox{(2)}} = (0.43 \pm 0.13)~{\rm R}_\odot$| | ||
| Angular separation of constituents | – | |$\beta ^\mathrm{cis} = (1.3 \pm 0.2)~\rm{\mu as}$| |
| – | |$\beta ^\mathrm{trans} = (1.6 \pm 0.3)~\rm{\mu as}$| | |
| Current projected separation | – | |$\rho _\perp ^\mathrm{cis} =(0.011 \pm 0.003)~\mbox{au}$| |
| – | |$\rho _\perp ^\mathrm{trans} = (0.013 \pm 0.004)~\mbox{au}$| | |
| Minimal orbital period | – | |$P_\mathrm{S,min}^\mathrm{cis} = (0.10 \pm 0.05)~\mbox{d}$| |
| – | |$P_\mathrm{S,min}^\mathrm{trans} = (0.14 \pm 0.06)~\mbox{d}$| | |
Overview of collated model parameters and arising physical properties of the lens and source systems.
| . | Lens binary . | Source binary . |
|---|---|---|
| Collated model parameters | ||
| Microlensing parallax parameter | πE = 0.41 ± 0.01 | πE = 0.39 ± 0.01 |
| Source size parameter | ρ⋆ = (10.4 ± 1.6) × 10−4 | |$\rho _\star ^{\mbox{(1)}} = (7.6 \pm 0.5) \times 10^{-3}$| |
| |$\rho _\star ^{\mbox{(2)}} = (1.6 \pm 0.1) \times 10^{-3}$| | ||
| Mass ratio | q = (3.9 ± 0.3) × 10−4 | – |
| Luminosity offset ratio | – | ωI = 0.042 ± 0.003 |
| Event time-scale | tE = (264 ± 17) d | tE = (309 ± 19) d |
| Binary separation parameter | d(c) = 0.718 ± 0.009 | λcis = 0.0087 ± 0.0008 |
| d(w) = 1.403 ± 0.014 | λtrans = 0.0107 ± 0.0009 | |
| Source distance | DS = (8.5 ± 2.0) kpc | |
| Baseline magnitude | |$I_\mathrm{base}^{\mathrm{OGLE}}= 19.04$| | |
| Lens star (system) | ||
| Mass of star | M1 = (0.35 ± 0.06) M⊙ | M = (0.046 ± 0.007) M⊙ |
| Mass of planet | M2 = (45 ± 9) M⊕ | – |
| Angular Einstein radius | θE = (1.2 ± 0.2) mas | θE = (0.15 ± 0.02) mas |
| Effective proper motion | |$\mu = (4.4 \pm 0.8)~\mu \mbox{as}\;\mbox{d}^{-1}$| | |$\mu = (0.47 \pm 0.08)~\mu \mbox{as}\;\mbox{d}^{-1}$| |
| =(1.6 ± 0.3) mas yr−1 | =(0.17 ± 0.03) mas yr−1 | |
| Lens-source parallax | πLS = (0.48 ± 0.09) mas | πLS = (0.057 ± 0.009) mas |
| Lens distance | DL = (1.7 ± 0.3) kpc | DL = (5.7 ± 0.9) kpc |
| Effective lens velocity | v⊥ = (13 ± 3) km s−1 | v⊥ = (4.7 ± 1.1) km s−1 |
| Einstein radius | rE = (2.0 ± 0.5) au | rE = (0.84 ± 0.19) au |
| Current projected separation | |$r_{0,\perp }^{(\mathrm{c})} = (1.4 \pm 0.3)~\mbox{au}$| | – |
| |$r_{0,\perp }^{(\mathrm{w})} = (2.7 \pm 0.6)~\mbox{au}$| | – | |
| Minimal orbital period | |$P_\mathrm{min}^{(\mathrm{c})} = (1.0 \pm 0.4)~\mbox{yr}$| | – |
| |$P_\mathrm{min}^{(\mathrm{w})} = (2.7 \pm 1.0)~\mbox{yr}$| | – | |
| Source star (system)/microlensing target | ||
| Right ascension (J2000) | |$\mbox{RA} = 17{^{\rm h}_{.}}41{^{\rm m}_{.}}59{^{\rm s}_{.}}63$| | |
| Declination (J2000) | Dec. = −34|${^{\circ}_{.}}$|17|${^{\prime}_{.}}$|18|${^{\prime\prime}_{.}}$|1 | |
| De-reddened red clump colour/mag | (V − I, I)RC, 0 = (1.06, 14.62) | |
| Red clump colour/mag | (V − I, I)RC = (3.19 ± 0.01, 17.06 ± 0.02) | |
| Source colour/mag | (V − I, I) = (2.76 ± 0.05, 19.42 ± 0.12) | (V − I, I) = (2.75 ± 0.05, 19.54 ± 0.06) |
| De-reddened source colour/mag | (V − I, I)0 = (0.63 ± 0.05, 16.98 ± 0.12) | (V − I, I)0 = (0.62 ± 0.05, 17.10 ± 0.07) |
| De-reddened source colour/mag (1) | – | |$(V-I,I)_0^{\mbox{(1)}}=(0.62\pm 0.14, 17.15\pm 0.07)$| |
| De-reddened source colour/mag (2) | – | |$(V-I,I)_0^{\mbox{(2)}}=(0.63 \pm 0.18, 20.54\pm 0.10)$| |
| Type of source | F V, G IV | F V, G IV / G VI |
| Angular radius of source | |$\theta _\star = (1.21 \pm 0.11)~\mu \mbox{as}$| | |$\theta _\star ^{\mbox{(1)}} = (1.11 \pm 0.16)~\mu \mbox{as}$| |
| |$\theta _\star ^{\mbox{(2)}} = (0.23 \pm 0.04)~\mu \mbox{as}$| | ||
| Physical radius of source | R⋆ = (2.2 ± 0.6) R⊙ | |$R_\star ^{\mbox{(1)}} = (2.0 \pm 0.6)~{\rm R}_\odot$| |
| |$R_\star ^{\mbox{(2)}} = (0.43 \pm 0.13)~{\rm R}_\odot$| | ||
| Angular separation of constituents | – | |$\beta ^\mathrm{cis} = (1.3 \pm 0.2)~\rm{\mu as}$| |
| – | |$\beta ^\mathrm{trans} = (1.6 \pm 0.3)~\rm{\mu as}$| | |
| Current projected separation | – | |$\rho _\perp ^\mathrm{cis} =(0.011 \pm 0.003)~\mbox{au}$| |
| – | |$\rho _\perp ^\mathrm{trans} = (0.013 \pm 0.004)~\mbox{au}$| | |
| Minimal orbital period | – | |$P_\mathrm{S,min}^\mathrm{cis} = (0.10 \pm 0.05)~\mbox{d}$| |
| – | |$P_\mathrm{S,min}^\mathrm{trans} = (0.14 \pm 0.06)~\mbox{d}$| | |
| . | Lens binary . | Source binary . |
|---|---|---|
| Collated model parameters | ||
| Microlensing parallax parameter | πE = 0.41 ± 0.01 | πE = 0.39 ± 0.01 |
| Source size parameter | ρ⋆ = (10.4 ± 1.6) × 10−4 | |$\rho _\star ^{\mbox{(1)}} = (7.6 \pm 0.5) \times 10^{-3}$| |
| |$\rho _\star ^{\mbox{(2)}} = (1.6 \pm 0.1) \times 10^{-3}$| | ||
| Mass ratio | q = (3.9 ± 0.3) × 10−4 | – |
| Luminosity offset ratio | – | ωI = 0.042 ± 0.003 |
| Event time-scale | tE = (264 ± 17) d | tE = (309 ± 19) d |
| Binary separation parameter | d(c) = 0.718 ± 0.009 | λcis = 0.0087 ± 0.0008 |
| d(w) = 1.403 ± 0.014 | λtrans = 0.0107 ± 0.0009 | |
| Source distance | DS = (8.5 ± 2.0) kpc | |
| Baseline magnitude | |$I_\mathrm{base}^{\mathrm{OGLE}}= 19.04$| | |
| Lens star (system) | ||
| Mass of star | M1 = (0.35 ± 0.06) M⊙ | M = (0.046 ± 0.007) M⊙ |
| Mass of planet | M2 = (45 ± 9) M⊕ | – |
| Angular Einstein radius | θE = (1.2 ± 0.2) mas | θE = (0.15 ± 0.02) mas |
| Effective proper motion | |$\mu = (4.4 \pm 0.8)~\mu \mbox{as}\;\mbox{d}^{-1}$| | |$\mu = (0.47 \pm 0.08)~\mu \mbox{as}\;\mbox{d}^{-1}$| |
| =(1.6 ± 0.3) mas yr−1 | =(0.17 ± 0.03) mas yr−1 | |
| Lens-source parallax | πLS = (0.48 ± 0.09) mas | πLS = (0.057 ± 0.009) mas |
| Lens distance | DL = (1.7 ± 0.3) kpc | DL = (5.7 ± 0.9) kpc |
| Effective lens velocity | v⊥ = (13 ± 3) km s−1 | v⊥ = (4.7 ± 1.1) km s−1 |
| Einstein radius | rE = (2.0 ± 0.5) au | rE = (0.84 ± 0.19) au |
| Current projected separation | |$r_{0,\perp }^{(\mathrm{c})} = (1.4 \pm 0.3)~\mbox{au}$| | – |
| |$r_{0,\perp }^{(\mathrm{w})} = (2.7 \pm 0.6)~\mbox{au}$| | – | |
| Minimal orbital period | |$P_\mathrm{min}^{(\mathrm{c})} = (1.0 \pm 0.4)~\mbox{yr}$| | – |
| |$P_\mathrm{min}^{(\mathrm{w})} = (2.7 \pm 1.0)~\mbox{yr}$| | – | |
| Source star (system)/microlensing target | ||
| Right ascension (J2000) | |$\mbox{RA} = 17{^{\rm h}_{.}}41{^{\rm m}_{.}}59{^{\rm s}_{.}}63$| | |
| Declination (J2000) | Dec. = −34|${^{\circ}_{.}}$|17|${^{\prime}_{.}}$|18|${^{\prime\prime}_{.}}$|1 | |
| De-reddened red clump colour/mag | (V − I, I)RC, 0 = (1.06, 14.62) | |
| Red clump colour/mag | (V − I, I)RC = (3.19 ± 0.01, 17.06 ± 0.02) | |
| Source colour/mag | (V − I, I) = (2.76 ± 0.05, 19.42 ± 0.12) | (V − I, I) = (2.75 ± 0.05, 19.54 ± 0.06) |
| De-reddened source colour/mag | (V − I, I)0 = (0.63 ± 0.05, 16.98 ± 0.12) | (V − I, I)0 = (0.62 ± 0.05, 17.10 ± 0.07) |
| De-reddened source colour/mag (1) | – | |$(V-I,I)_0^{\mbox{(1)}}=(0.62\pm 0.14, 17.15\pm 0.07)$| |
| De-reddened source colour/mag (2) | – | |$(V-I,I)_0^{\mbox{(2)}}=(0.63 \pm 0.18, 20.54\pm 0.10)$| |
| Type of source | F V, G IV | F V, G IV / G VI |
| Angular radius of source | |$\theta _\star = (1.21 \pm 0.11)~\mu \mbox{as}$| | |$\theta _\star ^{\mbox{(1)}} = (1.11 \pm 0.16)~\mu \mbox{as}$| |
| |$\theta _\star ^{\mbox{(2)}} = (0.23 \pm 0.04)~\mu \mbox{as}$| | ||
| Physical radius of source | R⋆ = (2.2 ± 0.6) R⊙ | |$R_\star ^{\mbox{(1)}} = (2.0 \pm 0.6)~{\rm R}_\odot$| |
| |$R_\star ^{\mbox{(2)}} = (0.43 \pm 0.13)~{\rm R}_\odot$| | ||
| Angular separation of constituents | – | |$\beta ^\mathrm{cis} = (1.3 \pm 0.2)~\rm{\mu as}$| |
| – | |$\beta ^\mathrm{trans} = (1.6 \pm 0.3)~\rm{\mu as}$| | |
| Current projected separation | – | |$\rho _\perp ^\mathrm{cis} =(0.011 \pm 0.003)~\mbox{au}$| |
| – | |$\rho _\perp ^\mathrm{trans} = (0.013 \pm 0.004)~\mbox{au}$| | |
| Minimal orbital period | – | |$P_\mathrm{S,min}^\mathrm{cis} = (0.10 \pm 0.05)~\mbox{d}$| |
| – | |$P_\mathrm{S,min}^\mathrm{trans} = (0.14 \pm 0.06)~\mbox{d}$| | |
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