DF CVn
Simbad link | DF CVn |
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Source publication | Acerbi, F. (2005) - New observations, photometric study and preliminary elements of the W UMa system DF CVn |
ADS link | 2005AN....326..338A |
Name in Source publication | DF CVn |
Orbital period in days (P [d]) | 0.326896 |
Mass ratio (q) | 0.35 |
Mass ratio determination | Photometric |
Type | A |
Has total eclipse? | |
Has spots? | |
Has third light? | |
Has period variation? |
Solver | WD |
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Orbital period in days (P [d]) | 0.326896 |
Mass ratio (q) | 0.35 |
Orbital inclination in degrees (i [o]) | 72.5 |
Fillout (f) | 0.09 |
Primary temperature in Kelvins (T1 [K]) | 5337 |
Secondary temperature in Kelvins (T2 [K]) | 4902 |
Primary polar radius in units of orbital separation (r1p) | 0.448 |
Secondary polar radius in units of orbital separation (r2p) | 0.276 |
Surface potential (Ω) | 2.5495 |
Orbital separation in solar radii (a [R]) | 2.14 |
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Primary radius in solar units (R1 [R]) | 1.03 |
Secondary radius in solar units (R2 [R]) | 0.64 |
Primary mass in solar units (M1 [M]) | 0.91 |
Secondary mass in solar units (M2 [M]) | 0.32 |
Primary temperature in kelvins (T1 [K]) | 5337 |
Secondary temperature in Kelvins (T2 [K]) | 4902 |
Primary luminosity in solar units (L1 [L]) | 0.78 |
Secondary luminosity in solar units (L2 [L]) | 0.21 |
Distance in parsecs (d [pc]) | |
Age in gigayears (τ [gyr]) |
Designation | Gaia DR2 1521293500896563584 |
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RA | 190:54:19.9044 |
DEC | 38:44:16.017216 |
l | 130.4527775 |
b | 78.27610043 |
G magnitude | 15.097492 |
G_bp magnitude | |
G_rp magnitude | |
Radial velocity [km/s] | |
Parallax | |
Distance [pc] | |
Temperature [K] | |
Radius [R] | |
Luminosity [L] |
Orbital period [d] | 0.32689571 |
---|---|
Temperature [K] | 5455.59 |
Surface gravity (log(g)) | 4.451 |
Metallicity ([Fe/H]) | 0.218 |
Simbad link | DF CVn |
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J magnitude | 9.85 |
H magnitude | 9.422 |
K magnitude | 9.335 |
Johnson_U magnitude | 10.563 |
Johnson_B magnitude | 11.89 |
Johnson_V magnitude | 11.032 |
Johnson_R magnitude | 10.814 |
Johnson_I magnitude | |
Sloan_u magnitude | |
Sloan_g magnitude | 11.405 |
Sloan_r magnitude | 10.814 |
Sloan_i magnitude | 10.563 |
Sloan_z magnitude |