| Name: | AT2026ark |
| Right ascension: | 4h34m44.88s |
| Declination: | -10d22m38.48s |
| Discovery Date: | Jan. 19, 2026, 11:41 a.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | |
| Name: | 146402 |
| Right ascension: | 4h34m44.77s |
| Declination: | -10d22m38.76s |
| Redshift: | None |
| Photometric Redshift: | 0.047 |
| 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 DES_g DES_r DES_z |
SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_i DES_Y |
| Task Name | Status | Time (s) |
|---|---|---|
| Cutout download | processed | 0.89 |
| Transient MWEBV | processed | 0.04 |
| Host match | processed | 3.57 |
| Host information | processed | 0.18 |
| Host MWEBV | processed | 0.05 |
| Global aperture construction | processed | 0.61 |
| Global aperture photometry | processed | 5.04 |
| Validate global photometry | processed | 14.21 |
| Global host SED inference | processed | 406.76 |
| Local aperture photometry | processed | 4.68 |
| Validate local photometry | processed | 0.02 |
| Local host SED inference | processed | 482.44 |
| RA, DEC (J2000): | 4h34m44.88s, -10d22m38.48s |
| semi major axis, semi minor axis (arcsec): | 2.17, 2.17 |
| 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 | 236.71 | 0.65 | 17.964 | 0.003 | AB |
| PanSTARRS_g | 223.09 | 0.66 | 18.029 | 0.003 | AB |
| PanSTARRS_r | 458.94 | 0.77 | 17.246 | 0.002 | AB |
| DES_r | 557.18 | 1.83 | 17.035 | 0.004 | AB |
| PanSTARRS_i | 704.39 | 0.7 | 16.780 | 0.001 | AB |
| PanSTARRS_z | 885.6 | 2.17 | 16.532 | 0.003 | AB |
| DES_z | 1118.44 | 3.92 | 16.278 | 0.004 | AB |
| PanSTARRS_y | 1168.37 | 4.59 | 16.231 | 0.004 | AB |
| RA, DEC (J2000): | 4h34m44.74s, -10d22m39.02s |
| semi major axis, semi minor axis (arcsec): | 13.52, 11.3 |
| angle (degrees, anti-clockwise from east): | -179.04 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| GALEX_FUV | 29.47 | 4.35 | 20.226 | 0.160 | AB |
| GALEX_NUV | 46.84 | 4.28 | 19.723 | 0.099 | AB |
| DES_g | 1404.01 | 1.71 | 16.032 | 0.001 | AB |
| PanSTARRS_g | 1425.82 | 3.38 | 16.015 | 0.003 | AB |
| DES_r | 2984.51 | 4.44 | 15.213 | 0.002 | AB |
| PanSTARRS_z | 4866.29 | 11.62 | 14.682 | 0.003 | AB |
| DES_z | 5353.33 | 8.88 | 14.578 | 0.002 | AB |
| PanSTARRS_y | 6324.3 | 25.65 | 14.397 | 0.004 | AB |
| 2MASS_J | 8266.23 | 295.37 | 13.212 | 0.039 | Vega |
| 2MASS_H | 10258.28 | 480.68 | 12.505 | 0.051 | Vega |
| 2MASS_K | 9857.54 | 573.48 | 12.078 | 0.063 | Vega |
| WISE_W1 | 5196.21 | 42.68 | 11.912 | 0.009 | Vega |
| WISE_W2 | 3694.76 | 47.47 | 11.642 | 0.014 | Vega |
| WISE_W3 | 21699.73 | 199.98 | 7.885 | 0.010 | Vega |
| WISE_W4 | 39658.53 | 1784.39 | 5.784 | 0.049 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 9.824 | 9.990 | 10.139 |
| {\rm log}_{10}({\rm SFR}) | -0.295 | 0.176 | 0.558 |
| {\rm log}_{10}({\rm sSFR}) | -10.363 | -9.829 | -9.342 |
| {\rm stellar\ age} | 4.950 | 7.097 | 9.321 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -0.948 | -0.365 | 0.001 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.237 | -0.077 | 0.199 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.655 | 1.007 | 1.377 |
| \delta | -0.814 | -0.491 | -0.281 |
| \tau_1/\tau_2 | 0.583 | 0.989 | 1.408 |
| Q_{PAH} | 0.333 | 1.880 | 3.446 |
| U_{min} | 2.253 | 7.151 | 13.955 |
| {\rm log}_{10}(\gamma_e)\, | -3.575 | -2.711 | -1.475 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -4.362 | -2.931 | -0.993 |
| {\rm log}_{10}(\tau_{AGN})\, | 0.981 | 1.485 | 1.968 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -0.029 | 0.330 | 0.624 |
| 0.03-0.10 Gyr | -0.920 | 0.013 | 0.554 |
| 0.10-0.33 Gyr | -1.300 | -0.278 | 0.229 |
| 0.33-1.09 Gyr | -1.347 | -0.267 | 0.181 |
| 1.09-3.58 Gyr | -1.171 | -0.118 | 0.208 |
| 3.58-11.81 Gyr | -0.569 | 0.002 | 0.264 |
| 11.81-13.13 Gyr | -0.631 | 0.116 | 0.885 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 10.648 | 10.761 | 10.868 |
| {\rm log}_{10}({\rm SFR}) | -0.218 | 0.178 | 0.533 |
| {\rm log}_{10}({\rm sSFR}) | -11.004 | -10.571 | -10.219 |
| {\rm stellar\ age} | 5.615 | 7.283 | 8.813 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -0.874 | -0.428 | -0.091 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -0.306 | -0.037 | 0.210 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.432 | 0.691 | 1.018 |
| \delta | -0.432 | -0.194 | -0.018 |
| \tau_1/\tau_2 | 0.313 | 0.676 | 1.059 |
| Q_{PAH} | 0.480 | 1.274 | 2.826 |
| U_{min} | 2.701 | 7.718 | 14.748 |
| {\rm log}_{10}(\gamma_e)\, | -2.949 | -1.918 | -1.276 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -2.221 | -1.442 | -0.941 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.352 | 1.801 | 2.047 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | 0.155 | 0.564 | 0.900 |
| 0.03-0.10 Gyr | -2.317 | -0.495 | 0.203 |
| 0.10-0.33 Gyr | -2.081 | -0.460 | 0.194 |
| 0.33-1.09 Gyr | -0.925 | 0.132 | 0.611 |
| 1.09-3.58 Gyr | 0.065 | 0.792 | 1.095 |
| 3.58-11.81 Gyr | 0.368 | 0.839 | 1.043 |
| 11.81-13.13 Gyr | 0.018 | 0.857 | 1.515 |