All names: TIC 446420743, SDSS J141731.25+015059.0, Gaia EDR3 3666400584577121024, [HHD2009] SDSS J1417+0150, [SGR2010] J1417+0150, SDSS J141731.24+015058.9, Gaia DR2 3666400584577121024, WD 1414+020, Gaia DR3 3666400584577121024, 2MASS J14173123+0150586, WIRED J141731.25+015058.9, SDSS J141731.25+015058.9
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Tremblay et al. 2011 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 17 31.26 (0.2) | 14 17 31.25 | 14 17 31.26 (0.2) | 14 17 31.25 | 14 17 31.24 (0.2) | 14 17 31.25 | 14 17 30.48 | 14 17 31.25 | ||||
| Declination | 01 50 58.89 (0.1) | 01 50 58.97 | 01 50 58.89 (0.2) | 01 50 58.88 | 01 50 58.99 (0.1) | 01 50 58.96 | 01 50 51.72 | 01 50 58.98 | ||||
| Spectral type | DA+M | DA | DA+M | DA+M | DA+M | DA+M | ||||||
| Effective temperature | [K] | 16149.0 (478) | 11770.0 (300) | 9073.0 (60) | 8987.0 (53) | |||||||
| log(g) | [cgs] | 7.66 (0.1) | 7.82 (0.1) | 7.17 (0.1) | 6.90 (0.1) | |||||||
| Mass | [M☉] | 0.44 (0.05) | 0.5 (0.06) | |||||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | 0.3311 | ||||||||||
| log(H/He) | ||||||||||||
| log(C/He) | ||||||||||||
| log(Ca/He) | ||||||||||||
| log(Ca/H) | ||||||||||||
| log(C/H) | ||||||||||||
| log(N/H) | ||||||||||||
| log(O/H) | ||||||||||||
| log(Na/H) | ||||||||||||
| log(Mg/H) | ||||||||||||
| log(Al/H) | ||||||||||||
| log(Si/H) | ||||||||||||
| log(P/H) | ||||||||||||
| log(S/H) | ||||||||||||
| log(Sc/H) | ||||||||||||
| log(Ti/H) | ||||||||||||
| log(Cr/H) | ||||||||||||
| log(Mn/H) | ||||||||||||
| log(Fe/H) | ||||||||||||
| log(Ni/H) | ||||||||||||
| Parallax | [mas] | 2.15 (0.2) | 2.35 (0.3) | 2.15 (0.2) | ||||||||
| Distance | [pc] | 465.82 (44) | 424.98 (47) | 1493.00 (294) | 465.81 (44) | |||||||
| Composition | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 10.17137793 (0.2) | 9.68066678 (0.4) | 10.171 (0.2) | 12.5 | |||||||
| Proper motion (declination) | [mas/yr] | -6.326248441 (0.2) | -4.979593265 (0.3) | -6.326 (0.2) | -5.8 | |||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | WDMS | WDMS | WDMS | |||||||||
| B magnitude | ||||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | 16.21 (0.1) | |||||||||||
| H magnitude | 15.47 (0.1) | |||||||||||
| K magnitude | 15.54 (0.1) | |||||||||||
| u magnitude | 19.15 (0.03) | 19.11 | 19.13 (0.03) | 19.11 (0.03) | 19.12 | 19.12 (0.03) | ||||||
| g magnitude | 18.71 (0.008) | 18.71 | 18.71 (0.008) | 18.71 (0.03) | 18.71 | 18.72 (0.03) | ||||||
| r magnitude | 18.69 (0.01) | 18.68 | 18.69 (0.01) | 18.68 (0.02) | 18.68 | 18.68 (0.02) | ||||||
| i magnitude | 18.10 (0.009) | 18.09 | 18.11 (0.009) | 18.09 (0.02) | 18.09 | 18.10 (0.02) | ||||||
| z magnitude | 17.57 (0.02) | 17.54 | 17.55 (0.02) | 17.54 (0.03) | 17.54 | 17.56 (0.03) | ||||||
| G magnitude | 18.35 (0.03) | 18.37 | 18.35 (0.004) | |||||||||
| BP magnitude | 18.73 (0.03) | 18.76 | ||||||||||
| RP magnitude | 17.69 (0.02) | 17.65 | ||||||||||
| Pan g magnitude | 18.71 (0.006) | |||||||||||
| Pan r magnitude | 18.68 (0.006) | |||||||||||
| Pan i magnitude | 18.09 (0.004) | |||||||||||
| Pan z magnitude | 17.65 (0.004) | |||||||||||
| Pan y magnitude | 17.39 (0.008) | |||||||||||
| E(B-V) | 0.028 | |||||||||||
* Constant surface field
Spectra without link are available upon request
The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.