| Name: | AT2025afch |
| Right ascension: | 17h11m41.48s |
| Declination: | 78d21m14.93s |
| Discovery Date: | Nov. 26, 2025, 2:17 a.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | 0.038 |
| Name: | |
| Right ascension: | 17h11m41.71s |
| Declination: | 78d21m15.25s |
| Redshift: | None |
| Photometric Redshift: | 0.097 |
| 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 | 16.26 |
| Transient MWEBV | processed | 0.04 |
| Host match | processed | 5.52 |
| Host information | processed | 0.21 |
| Host MWEBV | processed | 0.05 |
| Global aperture construction | processed | 0.63 |
| Global aperture photometry | processed | 5.28 |
| Validate global photometry | processed | 14.98 |
| Global host SED inference | processed | 581.04 |
| Local aperture photometry | processed | 5.15 |
| Validate local photometry | processed | 0.02 |
| Local host SED inference | processed | 498.03 |
| RA, DEC (J2000): | 17h11m41.48s, 78d21m14.93s |
| semi major axis, semi minor axis (arcsec): | 1.12, 1.12 |
| angle (degrees, anti-clockwise from east): | 0.0 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| PanSTARRS_i | 24.14 | 0.46 | 20.443 | 0.021 | AB |
| PanSTARRS_z | 27.24 | 1.04 | 20.312 | 0.041 | AB |
| PanSTARRS_y | 23.97 | 2.48 | 20.451 | 0.112 | AB |
| RA, DEC (J2000): | 17h11m41.62s, 78d21m15.40s |
| semi major axis, semi minor axis (arcsec): | 5.34, 2.52 |
| angle (degrees, anti-clockwise from east): | -67.65 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| GALEX_FUV | 10.84 | 2.32 | 21.312 | 0.233 | AB |
| GALEX_NUV | 6.66 | 0.53 | 21.841 | 0.086 | AB |
| SDSS_u | 10.39 | 3.12 | 21.358 | 0.326 | AB |
| SDSS_g | 40.86 | 2.02 | 19.872 | 0.054 | AB |
| PanSTARRS_g | 44.75 | 1.04 | 19.773 | 0.025 | AB |
| SDSS_r | 67.97 | 2.85 | 19.319 | 0.046 | AB |
| PanSTARRS_r | 69.83 | 1.44 | 19.290 | 0.022 | AB |
| SDSS_i | 87.85 | 3.98 | 19.041 | 0.049 | AB |
| PanSTARRS_i | 81.53 | 1.46 | 19.122 | 0.019 | AB |
| PanSTARRS_z | 98.5 | 3.3 | 18.916 | 0.036 | AB |
| SDSS_z | 112.41 | 11.6 | 18.773 | 0.112 | AB |
| PanSTARRS_y | 87.97 | 7.87 | 19.039 | 0.097 | AB |
| 2MASS_J | 78.48 | 122.94 | 18.268 | 1.701 | Vega |
| 2MASS_H | 71.89 | 187.96 | 17.891 | 2.839 | Vega |
| 2MASS_K | 194.24 | 219.38 | 16.341 | 1.226 | Vega |
| WISE_W1 | 41.89 | 6.44 | 17.146 | 0.167 | Vega |
| WISE_W2 | 31.91 | 9.22 | 16.801 | 0.314 | Vega |
| WISE_W3 | 96.38 | 29.32 | 13.766 | 0.330 | Vega |
| WISE_W4 | 1.2 | 145.68 | 17.078 | 131.287 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 8.666 | 8.948 | 9.135 |
| {\rm log}_{10}({\rm SFR}) | -1.719 | -1.070 | -0.439 |
| {\rm log}_{10}({\rm sSFR}) | -10.687 | -10.055 | -9.193 |
| {\rm stellar\ age} | 2.155 | 5.962 | 8.209 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.396 | -0.783 | -0.272 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.300 | -0.707 | -0.168 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.174 | 0.507 | 0.957 |
| \delta | -0.617 | -0.128 | 0.237 |
| \tau_1/\tau_2 | 0.522 | 0.911 | 1.340 |
| Q_{PAH} | 1.044 | 3.021 | 5.428 |
| U_{min} | 3.023 | 8.109 | 15.268 |
| {\rm log}_{10}(\gamma_e)\, | -2.862 | -1.670 | -0.565 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -1.961 | -0.366 | 0.152 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.065 | 1.559 | 1.988 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -1.654 | -1.008 | -0.513 |
| 0.03-0.10 Gyr | -2.309 | -1.273 | -0.436 |
| 0.10-0.33 Gyr | -2.315 | -1.284 | -0.431 |
| 0.33-1.06 Gyr | -2.375 | -1.144 | -0.464 |
| 1.06-3.45 Gyr | -2.622 | -1.209 | -0.781 |
| 3.45-11.24 Gyr | -2.403 | -1.108 | -0.740 |
| 11.24-12.49 Gyr | -2.296 | -1.082 | -0.278 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 9.353 | 9.418 | 9.496 |
| {\rm log}_{10}({\rm SFR}) | -1.046 | -0.834 | -0.617 |
| {\rm log}_{10}({\rm sSFR}) | -10.472 | -10.252 | -10.037 |
| {\rm stellar\ age} | 5.000 | 6.195 | 7.260 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.014 | -0.604 | -0.344 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.611 | -1.082 | -0.115 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.018 | 0.058 | 0.130 |
| \delta | -0.378 | 0.080 | 0.314 |
| \tau_1/\tau_2 | 0.556 | 0.879 | 1.221 |
| Q_{PAH} | 1.353 | 2.788 | 4.588 |
| U_{min} | 3.891 | 9.276 | 16.119 |
| {\rm log}_{10}(\gamma_e)\, | -1.396 | -0.645 | -0.202 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -3.977 | -2.485 | -1.328 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.146 | 1.628 | 1.978 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -1.156 | -0.917 | -0.760 |
| 0.03-0.10 Gyr | -1.105 | -0.796 | -0.518 |
| 0.10-0.33 Gyr | -0.853 | -0.546 | -0.287 |
| 0.33-1.06 Gyr | -0.727 | -0.430 | -0.232 |
| 1.06-3.45 Gyr | -0.642 | -0.418 | -0.230 |
| 3.45-11.24 Gyr | -0.701 | -0.496 | -0.347 |
| 11.24-12.49 Gyr | -0.970 | -0.456 | -0.045 |