| Name: | AT2025yyb |
| Right ascension: | 0h54m36.32s |
| Declination: | -3d37m08.83s |
| Discovery Date: | Sept. 29, 2025, 2:01 a.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | 0.043 |
| Name: | |
| Right ascension: | 0h54m36.36s |
| Declination: | -3d37m09.81s |
| Redshift: | 0.086295 |
| 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_r SDSS_u SDSS_z SDSS_g |
SDSS_i DES_g DES_r DES_i DES_z DES_Y |
| Task Name | Status | Time (s) |
|---|---|---|
| Cutout download | processed | 13.05 |
| Transient MWEBV | processed | 0.09 |
| Host match | processed | 6.9 |
| Host information | processed | 0.05 |
| Host MWEBV | processed | 0.04 |
| Global aperture construction | processed | 0.61 |
| Global aperture photometry | processed | 4.2 |
| Validate global photometry | processed | 10.6 |
| Global host SED inference | processed | 423.38 |
| Local aperture photometry | processed | 4.18 |
| Validate local photometry | processed | 0.02 |
| Local host SED inference | processed | 463.41 |
| RA, DEC (J2000): | 0h54m36.32s, -3d37m08.83s |
| semi major axis, semi minor axis (arcsec): | 1.24, 1.24 |
| angle (degrees, anti-clockwise from east): | 0.0 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| PanSTARRS_r | 223.9 | 0.35 | 18.025 | 0.002 | AB |
| PanSTARRS_i | 365.19 | 0.52 | 17.494 | 0.002 | AB |
| PanSTARRS_z | 449.27 | 1.05 | 17.269 | 0.003 | AB |
| PanSTARRS_y | 510.43 | 2.33 | 17.130 | 0.005 | AB |
| RA, DEC (J2000): | 0h54m36.35s, -3d37m09.61s |
| semi major axis, semi minor axis (arcsec): | 6.48, 5.44 |
| angle (degrees, anti-clockwise from east): | -35.76 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| GALEX_FUV | 9.07 | 0.69 | 21.505 | 0.083 | AB |
| GALEX_NUV | 16.36 | 0.62 | 20.865 | 0.041 | AB |
| PanSTARRS_g | 431.3 | 1.41 | 17.313 | 0.004 | AB |
| PanSTARRS_r | 846.43 | 1.38 | 16.581 | 0.002 | AB |
| PanSTARRS_i | 1281.88 | 1.95 | 16.130 | 0.002 | AB |
| PanSTARRS_z | 1632.48 | 4.45 | 15.868 | 0.003 | AB |
| PanSTARRS_y | 1844.44 | 10.8 | 15.735 | 0.006 | AB |
| 2MASS_J | 2297.16 | 126.7 | 14.602 | 0.060 | Vega |
| 2MASS_H | 3257.42 | 212.08 | 13.750 | 0.071 | Vega |
| 2MASS_K | 3130.69 | 251.21 | 13.323 | 0.087 | Vega |
| WISE_W1 | 1144.72 | 22.91 | 13.554 | 0.022 | Vega |
| WISE_W2 | 715.65 | 28.4 | 13.424 | 0.043 | Vega |
| WISE_W3 | 601.84 | 96.59 | 11.777 | 0.174 | Vega |
| WISE_W4 | 700.93 | 591.37 | 10.166 | 0.916 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 10.118 | 10.260 | 10.386 |
| {\rm log}_{10}({\rm SFR}) | -0.482 | -0.003 | 0.559 |
| {\rm log}_{10}({\rm sSFR}) | -10.739 | -10.235 | -9.665 |
| {\rm stellar\ age} | 5.777 | 7.390 | 10.121 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.523 | -0.912 | -0.513 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.622 | -0.784 | 0.167 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.557 | 0.835 | 1.166 |
| \delta | -0.780 | -0.510 | -0.192 |
| \tau_1/\tau_2 | 0.515 | 0.920 | 1.301 |
| Q_{PAH} | 0.338 | 1.442 | 3.925 |
| U_{min} | 2.669 | 7.866 | 14.804 |
| {\rm log}_{10}(\gamma_e)\, | -3.319 | -1.781 | -0.783 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -3.907 | -1.903 | -0.613 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.046 | 1.519 | 1.964 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -0.321 | 0.023 | 0.335 |
| 0.03-0.10 Gyr | -1.017 | -0.057 | 0.633 |
| 0.10-0.33 Gyr | -1.397 | -0.298 | 0.325 |
| 0.33-1.07 Gyr | -1.554 | -0.295 | 0.291 |
| 1.07-3.48 Gyr | -1.327 | -0.028 | 0.399 |
| 3.48-11.36 Gyr | -0.326 | 0.325 | 0.548 |
| 11.36-12.62 Gyr | -0.218 | 0.526 | 1.331 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 10.784 | 10.841 | 10.924 |
| {\rm log}_{10}({\rm SFR}) | -0.319 | 0.097 | 0.507 |
| {\rm log}_{10}({\rm sSFR}) | -11.202 | -10.752 | -10.310 |
| {\rm stellar\ age} | 7.619 | 9.291 | 11.769 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -0.784 | -0.568 | -0.434 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.530 | -0.554 | 0.154 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.158 | 0.250 | 0.410 |
| \delta | -0.861 | -0.599 | -0.312 |
| \tau_1/\tau_2 | 0.644 | 1.077 | 1.502 |
| Q_{PAH} | 0.268 | 0.932 | 2.434 |
| U_{min} | 2.843 | 7.966 | 15.363 |
| {\rm log}_{10}(\gamma_e)\, | -2.797 | -1.725 | -0.904 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -4.471 | -3.524 | -2.538 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.045 | 1.559 | 1.941 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -1.400 | -0.390 | -0.032 |
| 0.03-0.10 Gyr | -0.345 | 0.191 | 0.647 |
| 0.10-0.33 Gyr | -1.442 | -0.166 | 0.335 |
| 0.33-1.07 Gyr | -2.758 | -0.532 | 0.042 |
| 1.07-3.48 Gyr | -2.388 | -0.491 | 0.213 |
| 3.48-11.36 Gyr | -0.387 | 0.883 | 1.080 |
| 11.36-12.62 Gyr | 0.877 | 1.627 | 2.056 |