| Name: | AT2026ddw |
| Right ascension: | 18h19m38.70s |
| Declination: | 45d08m31.61s |
| Discovery Date: | Feb. 8, 2026, 12:10 p.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | 0.035 |
| Name: | |
| Right ascension: | 18h19m38.71s |
| Declination: | 45d08m32.05s |
| Redshift: | None |
| Photometric Redshift: | 0.104 |
| 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 | 5.01 |
| Transient MWEBV | processed | 0.06 |
| Host match | processed | 5.67 |
| Host information | processed | 0.17 |
| Host MWEBV | processed | 0.05 |
| Global aperture construction | processed | 0.69 |
| Global aperture photometry | processed | 3.9 |
| Validate global photometry | processed | 12.19 |
| Global host SED inference | processed | 386.79 |
| Local aperture photometry | processed | 3.73 |
| Validate local photometry | processed | 0.02 |
| Local host SED inference | processed | 739.38 |
| RA, DEC (J2000): | 18h19m38.70s, 45d08m31.61s |
| semi major axis, semi minor axis (arcsec): | 1.05, 1.05 |
| angle (degrees, anti-clockwise from east): | 0.0 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| PanSTARRS_y | 206.96 | 1.88 | 18.110 | 0.010 | AB |
| RA, DEC (J2000): | 18h19m38.71s, 45d08m32.09s |
| semi major axis, semi minor axis (arcsec): | 8.27, 5.0 |
| angle (degrees, anti-clockwise from east): | -48.18 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| GALEX_FUV | 5.56 | 2.5 | 22.037 | 0.488 | AB |
| GALEX_NUV | 4.09 | 2.8 | 22.372 | 0.745 | AB |
| PanSTARRS_g | 154.78 | 1.41 | 18.426 | 0.010 | AB |
| PanSTARRS_r | 367.16 | 1.4 | 17.488 | 0.004 | AB |
| PanSTARRS_i | 591.98 | 1.57 | 16.969 | 0.003 | AB |
| PanSTARRS_z | 787.11 | 3.71 | 16.660 | 0.005 | AB |
| PanSTARRS_y | 965.74 | 11.32 | 16.438 | 0.013 | AB |
| 2MASS_J | 1445.08 | 138.5 | 15.105 | 0.104 | Vega |
| 2MASS_H | 1925.4 | 203.59 | 14.321 | 0.115 | Vega |
| 2MASS_K | 2185.42 | 272.78 | 13.713 | 0.136 | Vega |
| WISE_W1 | 1015.05 | 17.79 | 13.685 | 0.019 | Vega |
| WISE_W2 | 728.27 | 20.53 | 13.405 | 0.031 | Vega |
| WISE_W3 | 1686.64 | 50.86 | 10.658 | 0.033 | Vega |
| WISE_W4 | 1520.83 | 385.78 | 9.325 | 0.275 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 9.626 | 9.900 | 10.099 |
| {\rm log}_{10}({\rm SFR}) | -0.358 | 0.158 | 0.601 |
| {\rm log}_{10}({\rm sSFR}) | -10.340 | -9.783 | -9.125 |
| {\rm stellar\ age} | 4.403 | 7.154 | 10.294 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.225 | -0.507 | 0.042 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.229 | -0.487 | 0.175 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.333 | 0.635 | 1.039 |
| \delta | -0.803 | -0.334 | 0.045 |
| \tau_1/\tau_2 | 0.482 | 0.955 | 1.450 |
| Q_{PAH} | 0.344 | 1.261 | 3.443 |
| U_{min} | 2.829 | 7.890 | 15.133 |
| {\rm log}_{10}(\gamma_e)\, | -3.416 | -2.475 | -1.042 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -3.588 | -1.111 | -0.163 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.006 | 1.363 | 1.814 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -0.100 | 0.303 | 0.681 |
| 0.03-0.10 Gyr | -1.539 | -0.105 | 0.582 |
| 0.10-0.33 Gyr | -2.568 | -0.701 | 0.110 |
| 0.33-1.06 Gyr | -2.678 | -0.727 | 0.115 |
| 1.06-3.43 Gyr | -2.203 | -0.503 | 0.015 |
| 3.43-11.17 Gyr | -1.126 | -0.128 | 0.203 |
| 11.17-12.41 Gyr | -0.847 | 0.109 | 1.065 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 10.680 | 10.795 | 10.895 |
| {\rm log}_{10}({\rm SFR}) | -0.738 | 0.027 | 0.427 |
| {\rm log}_{10}({\rm sSFR}) | -11.568 | -10.768 | -10.305 |
| {\rm stellar\ age} | 6.515 | 7.670 | 10.882 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -0.269 | -0.072 | 0.073 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.495 | -0.732 | 0.013 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.451 | 0.592 | 0.761 |
| \delta | -0.737 | -0.457 | -0.061 |
| \tau_1/\tau_2 | 0.565 | 0.904 | 1.258 |
| Q_{PAH} | 0.949 | 2.073 | 4.087 |
| U_{min} | 2.296 | 6.894 | 13.658 |
| {\rm log}_{10}(\gamma_e)\, | -3.106 | -2.065 | -1.383 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -3.348 | -2.038 | -1.479 |
| {\rm log}_{10}(\tau_{AGN})\, | 0.923 | 1.253 | 1.717 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -0.527 | 0.301 | 0.589 |
| 0.03-0.10 Gyr | -1.415 | -0.225 | 0.372 |
| 0.10-0.33 Gyr | -1.713 | -0.348 | 0.295 |
| 0.33-1.06 Gyr | -1.806 | -0.310 | 0.483 |
| 1.06-3.43 Gyr | -1.009 | 0.340 | 0.830 |
| 3.43-11.17 Gyr | 0.245 | 0.880 | 1.056 |
| 11.17-12.41 Gyr | 0.553 | 1.154 | 1.962 |