NSVS 2461789
| Simbad link | NSVS 2461789 |
|---|---|
| Source publication | Tao, Wei (2025) - The Photometric Investigation of Totally Eclipsing Contact Binaries NSVS 9023048 and NSVS 2461789 |
| ADS link | 2025RAA....25e5006T |
| Name in Source publication | NSVS 2461789 |
| Orbital period in days (P [d]) | 0.305189 |
| Mass ratio (q) | 2.98 |
| 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 73349425 |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.305189 |
| Mass ratio (q) | 2.98 |
| Orbital inclination in degrees (i [o]) | 88.4 |
| Fillout (f) | 0.18 |
| Primary temperature in Kelvins (T1 [K]) | 5150 |
| Secondary temperature in Kelvins (T2 [K]) | 4935 |
| Primary polar radius in units of orbital separation (r1p) | 0.2773 |
| Secondary polar radius in units of orbital separation (r2p) | 0.4546 |
| Surface potential (Ω) | 6.4818 |
| Orbital separation in solar radii (a [R]) | 2.14 |
|---|---|
| Primary radius in solar units (R1 [R]) | 0.66 |
| Secondary radius in solar units (R2 [R]) | 1.06 |
| Primary mass in solar units (M1 [M]) | 0.35 |
| Secondary mass in solar units (M2 [M]) | 1.07 |
| Primary temperature in kelvins (T1 [K]) | 5150 |
| Secondary temperature in Kelvins (T2 [K]) | 4935 |
| Primary luminosity in solar units (L1 [L]) | 0.42 |
| Secondary luminosity in solar units (L2 [L]) | 1.12 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) |
| Orbital period in days (P [d]) | 0.305189 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | |
| Cyclic period variation in years (Pc [y]) | 9.91 |
| Host | Longitude λ [o] | Latitude β [o] | Angular radius σ [o] | Temperature contrast Tspot/Tstar |
|---|---|---|---|---|
| Secondary | 330.4 | 21.9 | 0.76 |
| Designation | Gaia DR3 1090820469395385600 |
|---|---|
| RA | 125:25:56.742684 |
| DEC | 63:45:09.880227 |
| l | 152.4648652118385 |
| b | 34.05950576916621 |
| G [mag] | 12.24908 |
| G_bp [mag] | 12.68299 |
| G_rp [mag] | 11.60388 |
| Parallax | 3.6402527721705105 |
| Distance [pc] | 274.2172 |
| Temperature [K] | 5248.9883 |
| Surface gravity log(g) [cm/s2] | 4.3779 |
| Metallicity [Fe/H] | 0.0977 |
| Monochromatic extinction A0 [mag] | 0.0922 |
| Radius [R] | |
| Luminosity [L] |
| Simbad link | NSVS 2461789 |
|---|---|
| J magnitude | 10.707 |
| H magnitude | 10.243 |
| K magnitude | 10.124 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 12.936 |
| Johnson_V magnitude | 12.122 |
| Johnson_R magnitude | 11.661 |
| Johnson_I magnitude | 11.194 |
| Sloan_u magnitude | |
| Sloan_g magnitude | 12.8 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |