| Name: | AT2025ssn |
| Right ascension: | 21h44m58.29s |
| Declination: | 34d19m38.96s |
| Discovery Date: | July 25, 2025, 9:27 a.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | 0.220 |
| Name: | |
| Right ascension: | 21h44m58.48s |
| Declination: | 34d19m47.42s |
| Redshift: | 0.091055 |
| 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 | 25.33 |
| Transient MWEBV | processed | 0.04 |
| Host match | processed | 6.53 |
| Host information | processed | 0.16 |
| Host MWEBV | processed | 0.04 |
| Global aperture construction | processed | 0.79 |
| Global aperture photometry | processed | 3.73 |
| Validate global photometry | processed | 11.43 |
| Global host SED inference | processed | 503.47 |
| Local aperture photometry | processed | 4.44 |
| Validate local photometry | processed | 0.02 |
| Local host SED inference | processed | 673.15 |
| RA, DEC (J2000): | 21h44m58.29s, 34d19m38.96s |
| semi major axis, semi minor axis (arcsec): | 1.18, 1.18 |
| 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 | 2.09 | 0.4 | 23.098 | 0.210 | AB |
| PanSTARRS_z | 2.39 | 0.89 | 22.955 | 0.403 | AB |
| PanSTARRS_y | -0.04 | 2.68 | AB |
| RA, DEC (J2000): | 21h44m58.48s, 34d19m47.60s |
| semi major axis, semi minor axis (arcsec): | 6.87, 3.89 |
| angle (degrees, anti-clockwise from east): | -71.95 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| GALEX_FUV | 3.88 | 3.05 | 22.429 | 0.854 | AB |
| GALEX_NUV | -0.01 | 2.08 | AB | ||
| PanSTARRS_g | 201.32 | 1.44 | 18.140 | 0.008 | AB |
| PanSTARRS_r | 524.2 | 1.38 | 17.101 | 0.003 | AB |
| PanSTARRS_i | 875.13 | 1.81 | 16.545 | 0.002 | AB |
| PanSTARRS_z | 1219.03 | 3.98 | 16.185 | 0.004 | AB |
| PanSTARRS_y | 1469.04 | 11.45 | 15.982 | 0.008 | AB |
| 2MASS_J | 2311.88 | 174.04 | 14.595 | 0.082 | Vega |
| 2MASS_H | 3076.65 | 253.42 | 13.812 | 0.089 | Vega |
| 2MASS_K | 2880.87 | 236.92 | 13.413 | 0.089 | Vega |
| WISE_W1 | 1090.67 | 27.73 | 13.607 | 0.028 | Vega |
| WISE_W3 | 122.51 | 47.44 | 13.506 | 0.420 | Vega |
| WISE_W4 | 131.01 | 267.03 | 11.987 | 2.213 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 7.534 | 8.090 | 8.572 |
| {\rm log}_{10}({\rm SFR}) | -1.176 | -0.729 | -0.226 |
| {\rm log}_{10}({\rm sSFR}) | -9.567 | -8.711 | -7.966 |
| {\rm stellar\ age} | 0.092 | 4.408 | 7.206 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.237 | -0.503 | 0.049 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.449 | -0.732 | 0.043 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 1.190 | 1.741 | 2.528 |
| \delta | -0.032 | 0.177 | 0.334 |
| \tau_1/\tau_2 | 0.704 | 1.079 | 1.494 |
| Q_{PAH} | 0.822 | 2.679 | 5.307 |
| U_{min} | 3.116 | 8.899 | 16.667 |
| {\rm log}_{10}(\gamma_e)\, | -2.864 | -1.541 | -0.505 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -2.615 | -0.367 | 0.268 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.152 | 1.603 | 1.992 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -1.064 | -0.512 | 0.027 |
| 0.03-0.10 Gyr | -3.054 | -1.320 | -0.466 |
| 0.10-0.33 Gyr | -4.475 | -1.920 | -1.080 |
| 0.33-1.06 Gyr | -5.603 | -2.238 | -1.448 |
| 1.06-3.47 Gyr | -6.047 | -2.342 | -1.490 |
| 3.47-11.31 Gyr | -6.294 | -2.282 | -1.428 |
| 11.31-12.56 Gyr | -6.581 | -2.289 | -1.137 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 10.801 | 10.896 | 11.007 |
| {\rm log}_{10}({\rm SFR}) | -4.472 | -1.447 | -0.082 |
| {\rm log}_{10}({\rm sSFR}) | -15.284 | -12.307 | -10.969 |
| {\rm stellar\ age} | 7.112 | 8.634 | 11.900 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.311 | -0.936 | -0.648 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.499 | -0.626 | 0.132 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.304 | 0.488 | 0.686 |
| \delta | -0.888 | -0.673 | -0.388 |
| \tau_1/\tau_2 | 0.521 | 0.972 | 1.440 |
| Q_{PAH} | 0.274 | 1.175 | 3.853 |
| U_{min} | 2.878 | 9.115 | 17.023 |
| {\rm log}_{10}(\gamma_e)\, | -3.223 | -1.688 | -0.579 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -4.346 | -3.200 | -1.889 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.086 | 1.533 | 1.917 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -5.965 | -1.993 | -0.460 |
| 0.03-0.10 Gyr | -5.304 | -1.712 | -0.024 |
| 0.10-0.33 Gyr | -5.250 | -1.699 | 0.077 |
| 0.33-1.06 Gyr | -5.118 | -1.775 | 0.115 |
| 1.06-3.47 Gyr | -3.381 | -0.991 | 0.728 |
| 3.47-11.31 Gyr | -1.394 | 0.790 | 1.166 |
| 11.31-12.56 Gyr | -0.155 | 1.545 | 2.152 |