| Name: | AT2026aess |
| Right ascension: | 4h23m19.59s |
| Declination: | -47d59m25.70s |
| Discovery Date: | Feb. 23, 2026, 2:32 a.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | 0.013 |
| Name: | J042319.59-475925.60 |
| Object ID: | 9906605343382858 |
| Catalog Name: | decals |
| Catalog Release: | dr9 |
| Right ascension: | 4h23m19.59s |
| Declination: | -47d59m25.60s |
| Redshift: | None |
| Photometric Redshift: | 0.450 |
| Version: | 0 |
| Task Name | Status | Time (s) |
|---|---|---|
| Cutout download | processed | 9.7 |
| Transient MWEBV | processed | 0.19 |
| Host match | processed | 7.23 |
| Host information | processed | 0.14 |
| Host MWEBV | processed | 0.1 |
| Host spectrum download | processed | 0.06 |
| Global aperture construction | processed | 0.68 |
| Global aperture photometry | processed | 3.82 |
| Validate global photometry | processed | 11.33 |
| Global host SED inference | processed | 421.92 |
| Local aperture photometry | processed | 3.59 |
| Validate local photometry | no valid phot | 0.02 |
| Local host SED inference | not processed | None |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 9.627 | 10.257 | 10.699 |
| {\rm log}_{10}({\rm SFR}) | 0.392 | 1.428 | 2.031 |
| {\rm log}_{10}({\rm sSFR}) | -10.233 | -8.558 | -7.962 |
| {\rm stellar\ age} | 0.051 | 1.121 | 5.165 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.238 | -0.439 | 0.021 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.590 | -0.766 | 0.041 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 1.484 | 2.217 | 3.007 |
| \delta | -0.344 | -0.056 | 0.241 |
| \tau_1/\tau_2 | 0.639 | 1.093 | 1.578 |
| Q_{PAH} | 1.409 | 3.461 | 5.539 |
| U_{min} | 3.506 | 10.207 | 19.325 |
| {\rm log}_{10}(\gamma_e)\, | -2.950 | -1.766 | -0.619 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -3.944 | -1.884 | -0.138 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.052 | 1.506 | 1.915 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -0.599 | 1.471 | 2.186 |
| 0.03-0.10 Gyr | -1.598 | 0.587 | 1.921 |
| 0.10-0.30 Gyr | -3.098 | -0.305 | 1.217 |
| 0.30-0.90 Gyr | -4.568 | -1.049 | 0.837 |
| 0.90-2.71 Gyr | -5.272 | -1.405 | 0.704 |
| 2.71-8.13 Gyr | -5.819 | -1.586 | 0.716 |
| 8.13-9.03 Gyr | -6.518 | -1.456 | 0.954 |
Data not available
| RA, DEC (J2000): | 4h23m19.58s, -47d59m25.61s |
| semi major axis, semi minor axis (arcsec): | 2.47, 1.81 |
| angle (degrees, anti-clockwise from east): | 269.19 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| GALEX_FUV | 1.61 | 1.28 | 23.383 | 0.862 | AB |
| GALEX_NUV | 0.67 | 1.46 | 24.332 | 2.363 | AB |
| DES_g | 1.07 | 0.07 | 23.828 | 0.075 | AB |
| DES_r | 4.59 | 0.12 | 22.246 | 0.028 | AB |
| DES_i | 7.85 | 0.27 | 21.663 | 0.037 | AB |
| DES_z | 11.2 | 0.51 | 21.277 | 0.049 | AB |
| 2MASS_J | -5.0 | 83.25 | Vega | ||
| 2MASS_H | -85.64 | 106.43 | Vega | ||
| 2MASS_K | 145.02 | 135.82 | 16.659 | 1.017 | Vega |
| WISE_W1 | 11.6 | 5.83 | 18.540 | 0.546 | Vega |
| WISE_W2 | 11.09 | 8.2 | 17.949 | 0.803 | Vega |
| WISE_W3 | 79.98 | 32.05 | 13.969 | 0.435 | Vega |
| WISE_W4 | 357.32 | 254.94 | 10.897 | 0.775 | Vega |