LR Cam
| Simbad link | LR Cam |
|---|---|
| Source publication | Yang, Yuan-Gui (2010) - A Multicolour Photometric Study for the W Ursae Majoris Type Binary LR Camelopardalis |
| ADS link | 2010PASJ...62.1045Y |
| Name in Source publication | LR Cam |
| Orbital period in days (P [d]) | 0.43414 |
| Mass ratio (q) | 0.3 |
| Mass ratio determination | Photometric |
| Type | A |
| Has total eclipse? | |
| Has spots? | |
| Has third light? | |
| Has period variation? |
| Solver | WD |
|---|---|
| Orbital period in days (P [d]) | 0.43414 |
| Mass ratio (q) | 0.3 |
| Orbital inclination in degrees (i [o]) | 78.2 |
| Fillout (f) | 0.24 |
| Primary temperature in Kelvins (T1 [K]) | 5500 |
| Secondary temperature in Kelvins (T2 [K]) | 5198 |
| Primary polar radius in units of orbital separation (r1p) | 0.4651 |
| Secondary polar radius in units of orbital separation (r2p) | 0.271 |
| Surface potential (Ω) | 2.422 |
| Orbital separation in solar radii (a [R]) | 2.54 |
|---|---|
| Primary radius in solar units (R1 [R]) | 1.27 |
| Secondary radius in solar units (R2 [R]) | 0.73 |
| Primary mass in solar units (M1 [M]) | 0.9 |
| Secondary mass in solar units (M2 [M]) | 0.27 |
| Primary temperature in kelvins (T1 [K]) | 5500 |
| Secondary temperature in Kelvins (T2 [K]) | 5198 |
| Primary luminosity in solar units (L1 [L]) | 1.32 |
| Secondary luminosity in solar units (L2 [L]) | 0.35 |
| Distance in parsecs (d [pc]) | |
| Age in gigayears (τ [gyr]) | 7.88 |
| Orbital period in days (P [d]) | 0.43414 |
|---|---|
| Monotonic period variation in seconds per year (dPdt [s/y]) | 0.005694 |
| Cyclic period variation in years (Pc [y]) | 5.34 |
| Designation | Gaia DR2 484756264165992448 |
|---|---|
| RA | 85:46:17.408352 |
| DEC | 68:40:07.0131 |
| l | 144.541796 |
| b | 19.245506 |
| G magnitude | 10.579967 |
| G_bp magnitude | 10.97814 |
| G_rp magnitude | 10.043655 |
| Radial velocity [km/s] | |
| Parallax | 4.73316447 |
| Distance [pc] | 211.275143 |
| Temperature [K] | 5371.75 |
| Radius [R] | 1.6413281 |
| Luminosity [L] | 2.020918 |
| Simbad link | LR Cam |
|---|---|
| J magnitude | 9.563 |
| H magnitude | 9.28 |
| K magnitude | 9.16 |
| Johnson_U magnitude | |
| Johnson_B magnitude | 11.39 |
| Johnson_V magnitude | 10.61 |
| Johnson_R magnitude | |
| Johnson_I magnitude | |
| Sloan_u magnitude | |
| Sloan_g magnitude | 10.58 |
| Sloan_r magnitude | |
| Sloan_i magnitude | |
| Sloan_z magnitude |