| Name: | AT2025alsa |
| Right ascension: | 16h56m05.51s |
| Declination: | 4d31m32.77s |
| Discovery Date: | Aug. 20, 2025, 6:37 a.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | 0.085 |
| Name: | |
| Right ascension: | 16h56m05.48s |
| Declination: | 4d31m33.39s |
| Redshift: | None |
| Photometric Redshift: | 0.069 |
| Downloaded | Unavailable |
|---|---|
|
2MASS_H 2MASS_J 2MASS_K WISE_W1 WISE_W2 WISE_W3 WISE_W4 PanSTARRS_g PanSTARRS_r PanSTARRS_i PanSTARRS_z PanSTARRS_y DES_g DES_r DES_z |
GALEX_NUV GALEX_FUV SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_i DES_Y |
| Task Name | Status | Time (s) |
|---|---|---|
| Cutout download | processed | 6.26 |
| Transient MWEBV | processed | 0.04 |
| Host match | processed | 5.06 |
| Host information | processed | 0.11 |
| Host MWEBV | processed | 0.06 |
| Global aperture construction | processed | 2.41 |
| Global aperture photometry | processed | 5.5 |
| Validate global photometry | processed | 13.77 |
| Global host SED inference | processed | 403.08 |
| Local aperture photometry | processed | 5.58 |
| Validate local photometry | processed | 0.02 |
| Local host SED inference | processed | 420.6 |
| RA, DEC (J2000): | 16h56m05.51s, 4d31m32.77s |
| semi major axis, semi minor axis (arcsec): | 1.53, 1.53 |
| angle (degrees, anti-clockwise from east): | 0.0 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| DES_g | 14.08 | 0.17 | 21.028 | 0.013 | AB |
| PanSTARRS_g | 12.9 | 0.36 | 21.123 | 0.031 | AB |
| PanSTARRS_r | 22.05 | 0.47 | 20.541 | 0.023 | AB |
| DES_r | 25.57 | 0.34 | 20.381 | 0.015 | AB |
| PanSTARRS_i | 30.26 | 0.44 | 20.198 | 0.016 | AB |
| PanSTARRS_z | 35.32 | 1.02 | 20.030 | 0.031 | AB |
| DES_z | 36.97 | 1.03 | 19.980 | 0.030 | AB |
| PanSTARRS_y | 37.34 | 2.61 | 19.969 | 0.076 | AB |
| RA, DEC (J2000): | 16h56m05.48s, 4d31m33.48s |
| semi major axis, semi minor axis (arcsec): | 9.12, 7.03 |
| angle (degrees, anti-clockwise from east): | -32.29 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| DES_g | 63.14 | 0.57 | 19.399 | 0.010 | AB |
| PanSTARRS_g | 69.21 | 1.89 | 19.300 | 0.030 | AB |
| PanSTARRS_r | 104.99 | 2.43 | 18.847 | 0.025 | AB |
| DES_r | 108.0 | 1.06 | 18.816 | 0.011 | AB |
| PanSTARRS_i | 161.77 | 2.25 | 18.378 | 0.015 | AB |
| PanSTARRS_z | 196.85 | 5.28 | 18.165 | 0.029 | AB |
| DES_z | 155.06 | 2.96 | 18.424 | 0.021 | AB |
| PanSTARRS_y | 248.19 | 13.6 | 17.913 | 0.060 | AB |
| 2MASS_J | 424.48 | 219.91 | 16.435 | 0.562 | Vega |
| 2MASS_H | 454.39 | 349.29 | 15.889 | 0.835 | Vega |
| 2MASS_K | 809.45 | 363.02 | 14.792 | 0.487 | Vega |
| WISE_W1 | 133.34 | 20.74 | 15.889 | 0.169 | Vega |
| WISE_W2 | 67.89 | 23.55 | 15.982 | 0.377 | Vega |
| WISE_W3 | -4.84 | 90.09 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 8.603 | 8.762 | 8.893 |
| {\rm log}_{10}({\rm SFR}) | -2.161 | -1.513 | -0.906 |
| {\rm log}_{10}({\rm sSFR}) | -10.995 | -10.329 | -9.638 |
| {\rm stellar\ age} | 3.126 | 5.882 | 7.296 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.656 | -1.133 | -0.601 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.679 | -0.737 | 0.227 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.168 | 0.468 | 0.919 |
| \delta | -0.593 | -0.209 | 0.152 |
| \tau_1/\tau_2 | 0.689 | 1.059 | 1.420 |
| Q_{PAH} | 1.320 | 3.441 | 5.651 |
| U_{min} | 2.950 | 7.851 | 14.991 |
| {\rm log}_{10}(\gamma_e)\, | -2.846 | -1.787 | -0.631 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -1.791 | -0.488 | 0.026 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.048 | 1.427 | 1.949 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -2.450 | -1.755 | -1.263 |
| 0.03-0.10 Gyr | -2.341 | -1.501 | -0.827 |
| 0.10-0.33 Gyr | -2.092 | -1.314 | -0.618 |
| 0.33-1.08 Gyr | -1.839 | -1.110 | -0.699 |
| 1.08-3.53 Gyr | -1.696 | -1.096 | -0.861 |
| 3.53-11.56 Gyr | -1.939 | -1.221 | -0.962 |
| 11.56-12.85 Gyr | -2.199 | -1.293 | -0.774 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 9.501 | 9.603 | 9.712 |
| {\rm log}_{10}({\rm SFR}) | -0.731 | -0.352 | 0.030 |
| {\rm log}_{10}({\rm sSFR}) | -10.347 | -9.946 | -9.533 |
| {\rm stellar\ age} | 6.593 | 7.688 | 9.923 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.225 | -0.760 | -0.406 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -0.501 | -0.026 | 0.206 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.233 | 0.446 | 0.704 |
| \delta | -0.420 | -0.055 | 0.243 |
| \tau_1/\tau_2 | 0.738 | 1.127 | 1.550 |
| Q_{PAH} | 0.543 | 1.587 | 3.608 |
| U_{min} | 2.725 | 7.477 | 14.375 |
| {\rm log}_{10}(\gamma_e)\, | -2.984 | -1.721 | -0.707 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -3.719 | -2.215 | -1.246 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.053 | 1.455 | 1.888 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -0.624 | -0.451 | -0.267 |
| 0.03-0.10 Gyr | -0.883 | -0.316 | 0.137 |
| 0.10-0.33 Gyr | -1.456 | -0.756 | -0.314 |
| 0.33-1.08 Gyr | -1.656 | -0.958 | -0.539 |
| 1.08-3.53 Gyr | -1.481 | -0.746 | -0.361 |
| 3.53-11.56 Gyr | -0.663 | -0.289 | -0.128 |
| 11.56-12.85 Gyr | -0.602 | -0.075 | 0.579 |