| Name: | AT2025agqd |
| Right ascension: | 21h09m38.38s |
| Declination: | -7d59m08.78s |
| Discovery Date: | Dec. 9, 2025, 5:27 a.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | 0.059 |
| Name: | SDSSJ210938.82-07591 |
| Right ascension: | 21h09m38.88s |
| Declination: | -7d59m10.18s |
| Redshift: | None |
| Photometric Redshift: | 0.082 |
| Downloaded | Unavailable |
|---|---|
|
2MASS_H 2MASS_J 2MASS_K WISE_W1 WISE_W2 WISE_W3 WISE_W4 GALEX_NUV PanSTARRS_g PanSTARRS_r PanSTARRS_i PanSTARRS_z PanSTARRS_y SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g |
GALEX_FUV DES_g DES_r DES_i DES_z DES_Y |
| Task Name | Status | Time (s) |
|---|---|---|
| Cutout download | processed | 16.56 |
| Transient MWEBV | processed | 0.05 |
| Host match | processed | 4.09 |
| Host information | processed | 0.05 |
| Host MWEBV | processed | 0.04 |
| Global aperture construction | processed | 0.63 |
| Global aperture photometry | processed | 5.18 |
| Validate global photometry | processed | 14.35 |
| Global host SED inference | processed | 1033.67 |
| Local aperture photometry | processed | 5.08 |
| Validate local photometry | processed | 0.02 |
| Local host SED inference | processed | 433.71 |
| RA, DEC (J2000): | 21h09m38.38s, -7d59m08.78s |
| semi major axis, semi minor axis (arcsec): | 1.29, 1.29 |
| 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 | 8.53 | 0.35 | 21.573 | 0.044 | AB |
| SDSS_i | 11.26 | 1.49 | 21.271 | 0.144 | AB |
| PanSTARRS_i | 14.2 | 0.32 | 21.019 | 0.024 | AB |
| PanSTARRS_z | 17.15 | 0.85 | 20.815 | 0.054 | AB |
| SDSS_z | 19.46 | 5.13 | 20.677 | 0.286 | AB |
| PanSTARRS_y | 26.83 | 2.45 | 20.329 | 0.099 | AB |
| RA, DEC (J2000): | 21h09m38.82s, -7d59m09.69s |
| semi major axis, semi minor axis (arcsec): | 9.7, 8.5 |
| angle (degrees, anti-clockwise from east): | -37.53 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| SDSS_g | 382.26 | 6.43 | 17.444 | 0.018 | AB |
| PanSTARRS_r | 934.53 | 2.49 | 16.474 | 0.003 | AB |
| SDSS_i | 1570.67 | 13.43 | 15.910 | 0.009 | AB |
| WISE_W1 | 841.14 | 23.31 | 13.889 | 0.030 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 8.697 | 8.971 | 9.132 |
| {\rm log}_{10}({\rm SFR}) | -1.560 | -0.919 | -0.277 |
| {\rm log}_{10}({\rm sSFR}) | -10.594 | -9.924 | -9.030 |
| {\rm stellar\ age} | 2.097 | 6.533 | 8.431 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.233 | -0.464 | -0.010 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.246 | -0.461 | 0.212 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.974 | 1.521 | 2.039 |
| \delta | -0.073 | 0.102 | 0.276 |
| \tau_1/\tau_2 | 0.671 | 1.037 | 1.398 |
| Q_{PAH} | 0.668 | 2.347 | 4.763 |
| U_{min} | 3.181 | 8.258 | 15.717 |
| {\rm log}_{10}(\gamma_e)\, | -2.968 | -1.798 | -0.702 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -2.913 | -0.713 | 0.113 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.092 | 1.549 | 1.910 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -1.678 | -0.959 | -0.431 |
| 0.03-0.10 Gyr | -1.889 | -1.015 | -0.250 |
| 0.10-0.33 Gyr | -2.247 | -1.208 | -0.471 |
| 0.33-1.07 Gyr | -2.699 | -1.325 | -0.710 |
| 1.07-3.49 Gyr | -2.954 | -1.209 | -0.812 |
| 3.49-11.40 Gyr | -2.693 | -1.016 | -0.726 |
| 11.40-12.67 Gyr | -2.487 | -0.994 | -0.271 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 9.124 | 9.867 | 10.409 |
| {\rm log}_{10}({\rm SFR}) | 0.642 | 1.007 | 1.264 |
| {\rm log}_{10}({\rm sSFR}) | -9.698 | -8.733 | -7.977 |
| {\rm stellar\ age} | 0.099 | 5.111 | 9.223 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.780 | -1.391 | -0.951 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -0.572 | -0.298 | 0.000 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.602 | 0.817 | 1.027 |
| \delta | -0.795 | -0.576 | -0.261 |
| \tau_1/\tau_2 | 0.367 | 0.879 | 1.457 |
| Q_{PAH} | 0.282 | 0.837 | 1.645 |
| U_{min} | 2.916 | 8.714 | 16.275 |
| {\rm log}_{10}(\gamma_e)\, | -3.471 | -2.466 | -1.518 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -4.657 | -3.822 | -1.857 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.099 | 1.558 | 1.926 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | 1.114 | 1.447 | 1.664 |
| 0.03-0.10 Gyr | -2.379 | -0.326 | 0.879 |
| 0.10-0.33 Gyr | -3.670 | -0.827 | 0.302 |
| 0.33-1.07 Gyr | -4.689 | -1.184 | 0.026 |
| 1.07-3.49 Gyr | -5.052 | -1.103 | 0.103 |
| 3.49-11.40 Gyr | -4.934 | -0.792 | 0.332 |
| 11.40-12.67 Gyr | -5.098 | -0.498 | 1.074 |