All names: SCR, Gaia DR3 5374565879145559424, CNS5 2770, SCR 1118-4721, GALEX J111826.9-472156, 2MASS J11182722-4721570, Gaia DR2 5374565879145559424, SCR J1118-4721, WDJ111827.20-472156.96, TIC 162434199, Gaia EDR3 5374565879145559424, WISEA J111826.85-472156.5, WD 1116-470
| Parameter | Unit | Gaia EDR3 | O'Brien et al. 2024 | Gaia DR2 | Subasavage et al. 2017 | Stilism | Holberg et al. 2016 | Sion et al. 2014 | Giammichele et al. 2012 | Subasavage et al. 2008 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 18 26.68 (0.02) | 11 18 26.69 (0.02) | 11 18 27.20 | 11 18 27.12 | 11 18 27.20 | 11 18 26.68 | 11 18 27.20 (0.02) | 11 18 26.69 | 11 18 27.36 | |||||
| Declination | -47 21 56.41 (0.02) | -47 21 56.43 (0.02) | -47 21 05.00 | -47 21 54.00 | -47 21 57.00 | -47 21 56.41 | -47 21 56.96 (0.02) | -47 21 56.43 | -47 21 55.08 | |||||
| Spectral type | DC | DC | DC | DC8.6 | DC | DC | DA: | DC | DC8.6 | |||||
| Effective temperature | [K] | 5910.0 (31) | 5810.0 (140) | 5801.0 (176) | 5801.0 | 5801.0 (176) | 5856.0 (140) | 6181.0 (13) | ||||||
| log(g) | [cgs] | 8.08 (0.02) | 8.02 (0.05) | 8.00 (0) | (0) | 8.21 (0.004) | ||||||||
| Mass | [M☉] | 0.619 (0.01) | 0.58 (0.04) | 0.57 (0) | 0.57 (0) | 0.72 (0.004) | ||||||||
| log(Luminosity) | [L☉] | -3.81 (0.05) | -3.80 | |||||||||||
| Cooling age | [Gyr] | 3.1900 (0.6) | 2.9400 | 2.9400 | ||||||||||
| log(H/He) | ||||||||||||||
| log(C/He) | ||||||||||||||
| log(Ca/He) | ||||||||||||||
| log(Ca/H) | ||||||||||||||
| log(N/He) | ||||||||||||||
| log(O/He) | ||||||||||||||
| log(Na/He) | ||||||||||||||
| log(Mg/He) | ||||||||||||||
| log(Al/He) | ||||||||||||||
| log(Si/He) | ||||||||||||||
| log(P/He) | ||||||||||||||
| log(S/He) | ||||||||||||||
| log(Cl/He) | ||||||||||||||
| log(Sc/He) | ||||||||||||||
| log(Ti/He) | ||||||||||||||
| log(V/He) | ||||||||||||||
| log(Cr/He) | ||||||||||||||
| log(Mn/He) | ||||||||||||||
| log(Fe/He) | ||||||||||||||
| log(Co/He) | ||||||||||||||
| log(Ni/He) | ||||||||||||||
| log(Cu/He) | ||||||||||||||
| log(Zn/He) | ||||||||||||||
| log(Ga/He) | ||||||||||||||
| log(Ge/He) | ||||||||||||||
| log(Sr/He) | ||||||||||||||
| Parallax | [mas] | 58.70 (0.03) | 58.70 (0.03) | 58.71 (0.04) | 58.16 (0.9) | 58.70 | 58.70 (0.03) | 58.71 (0.04) | 55.80 | |||||
| Distance | [pc] | 17.04 (0.007) | 17.04 (0.009) | 17.03 (0.01) | 17.19 (0.3) | 18.56 (0.09) | 17.90 | 17.50 (0.7) | 17.90 | 17.04 | 17.04 (0.007) | 17.03 (0.01) | 17.92 | |
| Composition | He | He | He | He | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -331.3609156 (0.02) | -331.3354486 (0.05) | -331.361 (0.02) | -331.3354486 | |||||||||
| Proper motion (declination) | [mas/yr] | 34.40000607 (0.02) | 34.31649382 (0.05) | 34.4 (0.02) | 34.31649382 | |||||||||
| Variability | ||||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | 16.37 | |||||||||||||
| V magnitude | 15.52 | 15.52 | 15.52 | |||||||||||
| R magnitude | 15.20 | 15.20 | 15.62 | |||||||||||
| I magnitude | 14.86 | 14.86 | 15.18 | |||||||||||
| J magnitude | 14.45 (0.03) | 14.45 | 14.45 (0.03) | 14.45 (0.03) | ||||||||||
| H magnitude | 14.37 (0.06) | 14.37 | 14.37 (0.06) | 14.37 (0.06) | ||||||||||
| K magnitude | 14.35 (0.09) | 14.35 | 14.35 (0.09) | 14.35 (0.09) | ||||||||||
| u magnitude | ||||||||||||||
| g magnitude | ||||||||||||||
| r magnitude | ||||||||||||||
| i magnitude | ||||||||||||||
| z magnitude | ||||||||||||||
| G magnitude | 15.37 (0.002) | 15.38 | 15.37 | 15.37 (0.003) | 15.38 | |||||||||
| BP magnitude | 15.65 (0.002) | 15.65 | 15.65 | |||||||||||
| RP magnitude | 14.91 (0.001) | 14.92 | 14.92 | |||||||||||
| Pan g magnitude | ||||||||||||||
| Pan r magnitude | ||||||||||||||
| Pan i magnitude | ||||||||||||||
| Pan z magnitude | ||||||||||||||
| Pan y magnitude | ||||||||||||||
| E(B-V) | 0.000 | |||||||||||||
* 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.