V2825 Ori
| Simbad link | V2825 Ori |
|---|---|
| Source publication | Poro, A. (2025) - BSN-I: the first in-depth photometric study of seven total-eclipse contact binary systems |
| ADS link | 2025MNRAS.537.3160P |
| Name in Source publication | V2825 Ori |
| Orbital period in days (P [d]) | 0.346333 |
| Mass ratio (q) | 2.19 |
| Mass ratio determination | Photometric |
| Temperature determination | Unknown |
| Type | W |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? | |
| Search TESS catalog of Eclipsing Binaries | TIC 242128030 |
| Solver | PHOEBE2 |
|---|---|
| Orbital period in days (P [d]) | 0.346333 |
| Mass ratio (q) | 2.19 |
| Orbital inclination in degrees (i [o]) | 83.2 |
| Fillout (f) | 0.16 |
| Primary temperature in Kelvins (T1 [K]) | 5918 |
| Secondary temperature in Kelvins (T2 [K]) | 5744 |
| Primary polar radius in units of orbital separation (r1p) | |
| Secondary polar radius in units of orbital separation (r2p) | |
| Surface potential (Ω) | 5.42 |
| Orbital separation in solar radii (a [R]) | 2.42 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.79 |
| Secondary radius in solar units (R2 [R]) | 1.12 |
| Primary mass in solar units (M1 [M]) | 0.5 |
| Secondary mass in solar units (M2 [M]) | 1.09 |
| Primary temperature in kelvins (T1 [K]) | 5918 |
| Secondary temperature in Kelvins (T2 [K]) | 5744 |
| Primary luminosity in solar units (L1 [L]) | 0.68 |
| Secondary luminosity in solar units (L2 [L]) | 1.22 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.346333 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | 0.027821 |
| Cyclic period variation in years (Pc [y]) |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Secondary | 289 | 14 | 0.91 |
| Designation | Gaia DR3 3121652019659225984 |
|---|---|
| RA | 93:36:28.829319 |
| DEC | -1:28:18.864499 |
| l | 209.15802200555765 |
| b | -8.469226084826058 |
| G [mag] | 12.825288 |
| G_bp [mag] | 13.162972 |
| G_rp [mag] | 12.32315 |
| Parallax | 1.8844063442434444 |
| Distance [pc] | 520.4944 |
| Temperature [K] | 5920.39 |
| Surface gravity log(g) [cm/s2] | 4.344 |
| Metallicity [Fe/H] | 0.1887 |
| Monochromatic extinction A0 [mag] | 0.0033 |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | V2825 Ori |
|---|---|
| J magnitude | 11.749 |
| H magnitude | 11.433 |
| K magnitude | 11.354 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 13.69 |
| Johnson_V magnitude | 13.08 |
| Johnson_R magnitude | 12.65 |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 13.35 |
| Sloan_r magnitude | 12.92 |
| Sloan_i magnitude | 12.64 |
| Sloan_z magnitude |