| Name: | AT2025xou |
| Right ascension: | 21h55m23.11s |
| Declination: | -53d40m58.63s |
| Discovery Date: | Sept. 14, 2025, 3:56 a.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | 0.014 |
| Name: | ESO189-011 |
| Right ascension: | 21h55m22.16s |
| Declination: | -53d40m46.77s |
| Redshift: | 0.031172 |
| 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_i DES_z DES_Y |
| Task Name | Status | Time (s) |
|---|---|---|
| Cutout download | processed | 3.4 |
| Transient MWEBV | processed | 0.1 |
| Host match | processed | 4.0 |
| Host information | processed | 0.11 |
| Host MWEBV | processed | 0.05 |
| Global aperture construction | processed | 0.13 |
| Global aperture photometry | processed | 0.75 |
| Validate global photometry | processed | 0.99 |
| Global host SED inference | processed | 693.62 |
| Local aperture photometry | processed | 0.84 |
| Validate local photometry | processed | 0.01 |
| Local host SED inference | failed | 0.0 |
| RA, DEC (J2000): | 21h55m23.11s, -53d40m58.63s |
| semi major axis, semi minor axis (arcsec): | 3.21, 3.21 |
| angle (degrees, anti-clockwise from east): | 0.0 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| 2MASS_J | 131.12 | 77.61 | 17.711 | 0.643 | Vega |
| 2MASS_H | 212.72 | 101.66 | 16.713 | 0.519 | Vega |
| 2MASS_K | 82.75 | 139.16 | 17.268 | 1.826 | Vega |
| RA, DEC (J2000): | 21h55m22.21s, -53d40m47.41s |
| semi major axis, semi minor axis (arcsec): | 11.89, 10.94 |
| angle (degrees, anti-clockwise from east): | -116.96 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| GALEX_FUV | 97.06 | 7.02 | 18.932 | 0.079 | AB |
| GALEX_NUV | 135.52 | 5.0 | 18.570 | 0.040 | AB |
| 2MASS_J | 4180.73 | 276.74 | 13.952 | 0.072 | Vega |
| 2MASS_H | 4700.75 | 361.36 | 13.352 | 0.083 | Vega |
| 2MASS_K | 4517.86 | 495.74 | 12.925 | 0.119 | Vega |
| WISE_W1 | 1671.19 | 53.46 | 13.143 | 0.035 | Vega |
| WISE_W2 | 915.39 | 29.8 | 13.157 | 0.035 | Vega |
| WISE_W3 | 2298.28 | 113.49 | 10.322 | 0.054 | Vega |
| WISE_W4 | 2804.4 | 702.86 | 8.660 | 0.272 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 9.773 | 9.949 | 10.121 |
| {\rm log}_{10}({\rm SFR}) | -0.739 | -0.337 | 0.049 |
| {\rm log}_{10}({\rm sSFR}) | -10.732 | -10.289 | -9.861 |
| {\rm stellar\ age} | 5.567 | 7.635 | 10.857 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -0.832 | -0.417 | -0.170 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.328 | -0.518 | -0.015 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.097 | 0.219 | 0.430 |
| \delta | -0.728 | -0.322 | 0.115 |
| \tau_1/\tau_2 | 0.282 | 0.715 | 1.194 |
| Q_{PAH} | 0.206 | 0.886 | 3.419 |
| U_{min} | 2.340 | 7.108 | 13.578 |
| {\rm log}_{10}(\gamma_e)\, | -3.556 | -2.457 | -1.333 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -4.504 | -3.677 | -2.435 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.081 | 1.643 | 1.990 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -1.002 | -0.482 | 0.039 |
| 0.03-0.10 Gyr | -1.063 | -0.429 | 0.126 |
| 0.10-0.33 Gyr | -1.374 | -0.443 | 0.111 |
| 0.33-1.10 Gyr | -1.647 | -0.437 | 0.138 |
| 1.10-3.63 Gyr | -1.482 | -0.282 | 0.092 |
| 3.63-12.00 Gyr | -0.683 | -0.071 | 0.204 |
| 12.00-13.34 Gyr | -0.543 | 0.154 | 1.055 |