| Name: | AT2026keu |
| Right ascension: | 12h24m43.31s |
| Declination: | 7d44m34.42s |
| Discovery Date: | Feb. 19, 2026, 5:57 a.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | 0.019 |
| Name: | J122443.28+074433.70 |
| Right ascension: | 12h24m43.28s |
| Declination: | 7d44m33.70s |
| Redshift: | 0.082502 |
| Photometric Redshift: | None |
| Downloaded | Unavailable |
|---|---|
|
2MASS_H 2MASS_J 2MASS_K WISE_W1 WISE_W2 WISE_W3 WISE_W4 GALEX_NUV GALEX_FUV PanSTARRS_g PanSTARRS_r PanSTARRS_i PanSTARRS_z PanSTARRS_y SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_g DES_r DES_z |
DES_i DES_Y |
| Task Name | Status | Time (s) |
|---|---|---|
| Cutout download | processed | 18.43 |
| Transient MWEBV | processed | 0.1 |
| Host match | processed | 5.71 |
| Host information | processed | 0.05 |
| Host MWEBV | processed | 0.17 |
| Global aperture construction | processed | 0.63 |
| Global aperture photometry | processed | 6.37 |
| Validate global photometry | processed | 18.77 |
| Global host SED inference | processed | 480.28 |
| Local aperture photometry | processed | 6.36 |
| Validate local photometry | processed | 0.03 |
| Local host SED inference | processed | 468.85 |
| RA, DEC (J2000): | 12h24m43.31s, 7d44m34.42s |
| semi major axis, semi minor axis (arcsec): | 1.29, 1.29 |
| angle (degrees, anti-clockwise from east): | 0.0 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| DES_g | 52.76 | 0.29 | 19.594 | 0.006 | AB |
| PanSTARRS_r | 99.93 | 0.4 | 18.901 | 0.004 | AB |
| DES_r | 123.12 | 0.73 | 18.674 | 0.006 | AB |
| SDSS_i | 151.67 | 3.39 | 18.448 | 0.024 | AB |
| PanSTARRS_i | 146.54 | 0.49 | 18.485 | 0.004 | AB |
| PanSTARRS_z | 177.97 | 0.79 | 18.274 | 0.005 | AB |
| DES_z | 201.71 | 2.44 | 18.138 | 0.013 | AB |
| PanSTARRS_y | 193.24 | 1.65 | 18.185 | 0.009 | AB |
| RA, DEC (J2000): | 12h24m43.28s, 7d44m33.93s |
| semi major axis, semi minor axis (arcsec): | 6.36, 5.08 |
| angle (degrees, anti-clockwise from east): | -1.29 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| GALEX_NUV | 26.83 | 0.44 | 20.328 | 0.018 | AB |
| SDSS_u | 97.48 | 6.4 | 18.928 | 0.071 | AB |
| SDSS_g | 195.78 | 4.1 | 18.171 | 0.023 | AB |
| DES_g | 202.92 | 0.62 | 18.132 | 0.003 | AB |
| SDSS_r | 348.09 | 5.68 | 17.546 | 0.018 | AB |
| PanSTARRS_r | 339.98 | 1.56 | 17.571 | 0.005 | AB |
| DES_r | 372.66 | 1.39 | 17.472 | 0.004 | AB |
| SDSS_i | 449.95 | 7.52 | 17.267 | 0.018 | AB |
| PanSTARRS_z | 527.14 | 3.3 | 17.095 | 0.007 | AB |
| WISE_W1 | 473.38 | 13.73 | 14.513 | 0.031 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 9.707 | 9.814 | 9.938 |
| {\rm log}_{10}({\rm SFR}) | -1.598 | -1.011 | -0.473 |
| {\rm log}_{10}({\rm sSFR}) | -11.394 | -10.795 | -10.262 |
| {\rm stellar\ age} | 6.643 | 7.917 | 11.389 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.477 | -0.986 | -0.680 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.768 | -0.328 | 0.301 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.273 | 0.511 | 0.812 |
| \delta | -0.716 | -0.358 | -0.019 |
| \tau_1/\tau_2 | 0.653 | 1.020 | 1.403 |
| Q_{PAH} | 0.717 | 2.123 | 4.631 |
| U_{min} | 3.213 | 8.501 | 15.719 |
| {\rm log}_{10}(\gamma_e)\, | -2.972 | -1.668 | -0.443 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -2.185 | -0.904 | -0.292 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.043 | 1.427 | 1.879 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -1.591 | -0.992 | -0.570 |
| 0.03-0.10 Gyr | -1.995 | -1.080 | -0.439 |
| 0.10-0.33 Gyr | -2.382 | -1.170 | -0.437 |
| 0.33-1.07 Gyr | -2.700 | -1.153 | -0.435 |
| 1.07-3.49 Gyr | -2.596 | -0.791 | -0.148 |
| 3.49-11.40 Gyr | -0.849 | -0.108 | 0.075 |
| 11.40-12.67 Gyr | -0.393 | 0.215 | 1.021 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 10.050 | 10.176 | 10.316 |
| {\rm log}_{10}({\rm SFR}) | 0.096 | 0.573 | 0.950 |
| {\rm log}_{10}({\rm sSFR}) | -10.095 | -9.589 | -9.159 |
| {\rm stellar\ age} | 6.320 | 7.444 | 10.915 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.294 | -0.686 | -0.298 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -0.571 | 0.251 | 0.421 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.199 | 0.379 | 0.627 |
| \delta | -0.693 | -0.353 | -0.007 |
| \tau_1/\tau_2 | 0.560 | 0.977 | 1.397 |
| Q_{PAH} | 0.865 | 2.212 | 4.292 |
| U_{min} | 2.825 | 8.469 | 16.385 |
| {\rm log}_{10}(\gamma_e)\, | -3.156 | -1.835 | -0.764 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -3.315 | -1.712 | -1.110 |
| {\rm log}_{10}(\tau_{AGN})\, | 0.909 | 1.261 | 1.753 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -2.315 | -0.490 | 0.002 |
| 0.03-0.10 Gyr | 0.207 | 0.719 | 1.106 |
| 0.10-0.33 Gyr | -2.403 | -0.273 | 0.304 |
| 0.33-1.07 Gyr | -3.481 | -0.554 | -0.045 |
| 1.07-3.49 Gyr | -2.364 | -0.263 | 0.208 |
| 3.49-11.40 Gyr | -0.609 | 0.209 | 0.441 |
| 11.40-12.67 Gyr | -0.388 | 0.462 | 1.353 |