| Name: | AT2025saf |
| Right ascension: | 21h25m22.66s |
| Declination: | -4d49m13.86s |
| Discovery Date: | July 19, 2025, 2:02 a.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | 0.040 |
| Name: | |
| Right ascension: | 21h25m22.63s |
| Declination: | -4d49m07.85s |
| Redshift: | None |
| Photometric Redshift: | 0.131 |
| 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_z |
DES_i DES_Y |
| Task Name | Status | Time (s) |
|---|---|---|
| Cutout download | processed | 32.07 |
| Transient MWEBV | processed | 0.11 |
| Host match | processed | 6.5 |
| Host information | processed | 0.15 |
| Host MWEBV | processed | 0.05 |
| Global aperture construction | processed | 0.67 |
| Global aperture photometry | processed | 5.51 |
| Validate global photometry | processed | 13.95 |
| Global host SED inference | processed | 490.64 |
| Local aperture photometry | processed | 6.34 |
| Validate local photometry | no valid phot | 0.03 |
| Local host SED inference | not processed | None |
Data not available
| RA, DEC (J2000): | 21h25m22.62s, -4d49m07.72s |
| semi major axis, semi minor axis (arcsec): | 5.3, 4.59 |
| angle (degrees, anti-clockwise from east): | -22.74 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| GALEX_FUV | 0.88 | 0.65 | 24.035 | 0.803 | AB |
| GALEX_NUV | 2.39 | 1.3 | 22.955 | 0.592 | AB |
| DES_g | 120.34 | 0.64 | 18.699 | 0.006 | AB |
| PanSTARRS_g | 125.44 | 1.04 | 18.654 | 0.009 | AB |
| PanSTARRS_r | 281.65 | 1.31 | 17.776 | 0.005 | AB |
| DES_r | 297.76 | 1.46 | 17.715 | 0.005 | AB |
| PanSTARRS_i | 414.33 | 1.35 | 17.357 | 0.004 | AB |
| PanSTARRS_z | 521.22 | 3.28 | 17.107 | 0.007 | AB |
| DES_z | 566.4 | 5.12 | 17.017 | 0.010 | AB |
| PanSTARRS_y | 598.71 | 8.08 | 16.957 | 0.015 | AB |
| 2MASS_J | 888.63 | 135.72 | 15.633 | 0.166 | Vega |
| 2MASS_H | 696.71 | 224.71 | 15.425 | 0.350 | Vega |
| 2MASS_K | 950.03 | 232.12 | 14.618 | 0.265 | Vega |
| WISE_W1 | 357.12 | 13.28 | 14.819 | 0.040 | Vega |
| WISE_W2 | 223.63 | 17.35 | 14.687 | 0.084 | Vega |
| WISE_W3 | -121.53 | 70.21 | Vega | ||
| WISE_W4 | -255.72 | 443.78 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 10.598 | 10.698 | 10.837 |
| {\rm log}_{10}({\rm SFR}) | -2.983 | -0.702 | 0.161 |
| {\rm log}_{10}({\rm sSFR}) | -13.764 | -11.441 | -10.518 |
| {\rm stellar\ age} | 6.519 | 7.597 | 11.375 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.603 | -1.254 | -0.949 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.563 | -0.712 | 0.098 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.353 | 0.475 | 0.614 |
| \delta | -0.895 | -0.724 | -0.518 |
| \tau_1/\tau_2 | 0.503 | 0.956 | 1.424 |
| Q_{PAH} | 0.694 | 2.139 | 4.700 |
| U_{min} | 3.601 | 10.170 | 18.400 |
| {\rm log}_{10}(\gamma_e)\, | -2.666 | -1.417 | -0.500 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -3.900 | -2.419 | -1.490 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.065 | 1.524 | 1.895 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -4.123 | -1.095 | -0.128 |
| 0.03-0.10 Gyr | -3.920 | -0.855 | 0.254 |
| 0.10-0.32 Gyr | -3.795 | -0.797 | 0.285 |
| 0.32-1.04 Gyr | -4.023 | -0.996 | 0.219 |
| 1.04-3.37 Gyr | -2.974 | -0.228 | 0.728 |
| 3.37-10.87 Gyr | -1.295 | 0.753 | 1.010 |
| 10.87-12.08 Gyr | -0.249 | 1.149 | 1.996 |