| Name: | AT2026ast |
| Right ascension: | 1h25m54.18s |
| Declination: | -20d18m49.38s |
| Discovery Date: | Jan. 19, 2026, 2:27 a.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | |
| Name: | |
| Right ascension: | 1h25m54.96s |
| Declination: | -20d18m52.84s |
| Redshift: | None |
| Photometric Redshift: | 0.043 |
| 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_i DES_z DES_Y |
| Task Name | Status | Time (s) |
|---|---|---|
| Cutout download | processed | 14.51 |
| Transient MWEBV | processed | 0.04 |
| Host match | processed | 5.42 |
| Host information | processed | 0.14 |
| Host MWEBV | processed | 0.04 |
| Global aperture construction | processed | 0.62 |
| Global aperture photometry | processed | 5.21 |
| Validate global photometry | processed | 15.84 |
| Global host SED inference | processed | 404.59 |
| Local aperture photometry | processed | 5.07 |
| Validate local photometry | processed | 0.03 |
| Local host SED inference | processed | 444.99 |
| RA, DEC (J2000): | 1h25m54.18s, -20d18m49.38s |
| semi major axis, semi minor axis (arcsec): | 2.35, 2.35 |
| angle (degrees, anti-clockwise from east): | 0.0 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| SDSS_u | 2.76 | 2.18 | 22.798 | 0.859 | AB |
| SDSS_g | 14.28 | 1.18 | 21.013 | 0.090 | AB |
| PanSTARRS_g | 20.07 | 0.58 | 20.644 | 0.031 | AB |
| SDSS_r | 21.49 | 1.62 | 20.569 | 0.082 | AB |
| PanSTARRS_r | 28.05 | 0.84 | 20.280 | 0.033 | AB |
| SDSS_i | 31.32 | 2.37 | 20.160 | 0.082 | AB |
| PanSTARRS_i | 33.94 | 0.89 | 20.073 | 0.028 | AB |
| PanSTARRS_z | 34.43 | 1.75 | 20.058 | 0.055 | AB |
| SDSS_z | 33.52 | 6.49 | 20.087 | 0.210 | AB |
| PanSTARRS_y | 34.17 | 4.45 | 20.066 | 0.141 | AB |
| RA, DEC (J2000): | 1h25m54.92s, -20d18m52.41s |
| semi major axis, semi minor axis (arcsec): | 14.05, 11.8 |
| angle (degrees, anti-clockwise from east): | -46.09 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| GALEX_FUV | 182.64 | 10.37 | 18.246 | 0.062 | AB |
| GALEX_NUV | 291.31 | 7.53 | 17.739 | 0.028 | AB |
| SDSS_u | 633.89 | 12.95 | 16.895 | 0.022 | AB |
| SDSS_g | 1882.64 | 11.81 | 15.713 | 0.007 | AB |
| SDSS_r | 2934.92 | 15.25 | 15.231 | 0.006 | AB |
| PanSTARRS_r | 2988.43 | 4.75 | 15.211 | 0.002 | AB |
| SDSS_i | 4162.29 | 19.62 | 14.852 | 0.005 | AB |
| PanSTARRS_i | 4029.82 | 4.92 | 14.887 | 0.001 | AB |
| PanSTARRS_z | 4393.77 | 9.81 | 14.793 | 0.002 | AB |
| SDSS_z | 4882.74 | 38.89 | 14.678 | 0.009 | AB |
| 2MASS_J | 6511.08 | 283.75 | 13.471 | 0.047 | Vega |
| 2MASS_H | 7645.06 | 456.69 | 12.824 | 0.065 | Vega |
| 2MASS_K | 6182.28 | 521.05 | 12.584 | 0.092 | Vega |
| WISE_W2 | 3014.31 | 49.87 | 11.863 | 0.018 | Vega |
| WISE_W3 | 19554.06 | 209.29 | 7.998 | 0.012 | Vega |
| WISE_W4 | 26427.83 | 1594.23 | 6.225 | 0.065 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 8.129 | 8.346 | 8.478 |
| {\rm log}_{10}({\rm SFR}) | -2.051 | -1.479 | -0.878 |
| {\rm log}_{10}({\rm sSFR}) | -10.428 | -9.833 | -9.191 |
| {\rm stellar\ age} | 3.662 | 6.562 | 8.004 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.745 | -1.226 | -0.649 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.746 | -1.193 | -0.171 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.179 | 0.494 | 0.817 |
| \delta | -0.502 | -0.077 | 0.239 |
| \tau_1/\tau_2 | 0.652 | 1.025 | 1.393 |
| Q_{PAH} | 0.995 | 2.809 | 5.265 |
| U_{min} | 2.937 | 7.974 | 15.317 |
| {\rm log}_{10}(\gamma_e)\, | -2.887 | -1.888 | -0.933 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -2.238 | -0.667 | -0.049 |
| {\rm log}_{10}(\tau_{AGN})\, | 0.999 | 1.419 | 1.876 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -2.117 | -1.610 | -1.104 |
| 0.03-0.10 Gyr | -2.177 | -1.483 | -0.804 |
| 0.10-0.33 Gyr | -2.284 | -1.639 | -1.046 |
| 0.33-1.09 Gyr | -2.411 | -1.768 | -1.312 |
| 1.09-3.59 Gyr | -2.363 | -1.672 | -1.390 |
| 3.59-11.86 Gyr | -2.342 | -1.618 | -1.378 |
| 11.86-13.18 Gyr | -2.546 | -1.649 | -1.072 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 10.217 | 10.350 | 10.469 |
| {\rm log}_{10}({\rm SFR}) | 0.422 | 0.800 | 1.086 |
| {\rm log}_{10}({\rm sSFR}) | -9.981 | -9.586 | -9.222 |
| {\rm stellar\ age} | 1.946 | 4.997 | 6.933 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -0.808 | -0.512 | -0.295 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.607 | -1.020 | -0.218 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.536 | 0.801 | 1.044 |
| \delta | -0.002 | 0.142 | 0.258 |
| \tau_1/\tau_2 | 0.441 | 0.807 | 1.149 |
| Q_{PAH} | 0.817 | 1.494 | 2.431 |
| U_{min} | 2.025 | 6.105 | 12.205 |
| {\rm log}_{10}(\gamma_e)\, | -3.686 | -2.952 | -2.049 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -4.047 | -2.695 | -1.724 |
| {\rm log}_{10}(\tau_{AGN})\, | 0.981 | 1.376 | 1.804 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | 0.347 | 0.696 | 0.917 |
| 0.03-0.10 Gyr | 0.284 | 0.821 | 1.186 |
| 0.10-0.33 Gyr | 0.533 | 0.972 | 1.411 |
| 0.33-1.09 Gyr | 0.325 | 0.718 | 1.074 |
| 1.09-3.59 Gyr | -0.085 | 0.456 | 0.698 |
| 3.59-11.86 Gyr | -0.728 | 0.222 | 0.551 |
| 11.86-13.18 Gyr | -0.938 | 0.205 | 0.759 |