| Name: | AT2025fby |
| Right ascension: | 19h54m33.94s |
| Declination: | 76d18m25.60s |
| Discovery Date: | March 20, 2025, 11:28 a.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | 0.181 |
| Name: | 2025fby |
| Right ascension: | 19h54m33.72s |
| Declination: | 76d18m28.55s |
| Redshift: | None |
| Photometric Redshift: | 0.088 |
| 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 | 14.33 |
| Transient MWEBV | processed | 0.05 |
| Host match | processed | 1.98 |
| Host information | processed | 0.08 |
| Host MWEBV | processed | 0.05 |
| Global aperture construction | processed | 0.61 |
| Global aperture photometry | processed | 4.74 |
| Validate global photometry | processed | 14.93 |
| Global host SED inference | processed | 419.19 |
| Local aperture photometry | processed | 4.24 |
| Validate local photometry | processed | 0.02 |
| Local host SED inference | processed | 443.72 |
| RA, DEC (J2000): | 19h54m33.94s, 76d18m25.60s |
| semi major axis, semi minor axis (arcsec): | 1.21, 1.21 |
| 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 | 18.51 | 0.42 | 20.732 | 0.025 | AB |
| PanSTARRS_i | 31.15 | 0.44 | 20.166 | 0.015 | AB |
| PanSTARRS_z | 40.14 | 1.04 | 19.891 | 0.028 | AB |
| PanSTARRS_y | 49.39 | 2.49 | 19.666 | 0.055 | AB |
| RA, DEC (J2000): | 19h54m33.71s, 76d18m28.64s |
| semi major axis, semi minor axis (arcsec): | 6.73, 5.65 |
| angle (degrees, anti-clockwise from east): | -138.97 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| GALEX_FUV | 1.09 | 1.51 | 23.805 | 1.507 | AB |
| GALEX_NUV | 1.9 | 0.93 | 23.201 | 0.528 | AB |
| SDSS_u | 27.9 | 4.93 | 20.286 | 0.192 | AB |
| SDSS_g | 178.95 | 4.3 | 18.268 | 0.026 | AB |
| PanSTARRS_g | 183.19 | 1.52 | 18.243 | 0.009 | AB |
| SDSS_r | 431.15 | 6.26 | 17.313 | 0.016 | AB |
| PanSTARRS_r | 421.22 | 2.1 | 17.339 | 0.005 | AB |
| SDSS_i | 709.68 | 8.25 | 16.772 | 0.013 | AB |
| PanSTARRS_i | 714.19 | 2.15 | 16.765 | 0.003 | AB |
| PanSTARRS_z | 937.43 | 5.11 | 16.470 | 0.006 | AB |
| SDSS_z | 926.79 | 19.96 | 16.483 | 0.023 | AB |
| PanSTARRS_y | 1127.43 | 12.14 | 16.270 | 0.012 | AB |
| 2MASS_J | 1628.56 | 165.08 | 14.976 | 0.110 | Vega |
| 2MASS_H | 2000.29 | 214.34 | 14.280 | 0.116 | Vega |
| 2MASS_K | 1511.71 | 321.95 | 14.114 | 0.231 | Vega |
| WISE_W1 | 866.42 | 18.42 | 13.857 | 0.023 | Vega |
| WISE_W2 | 536.85 | 17.62 | 13.736 | 0.036 | Vega |
| WISE_W3 | 264.92 | 76.58 | 12.668 | 0.314 | Vega |
| WISE_W4 | 274.45 | 320.56 | 11.184 | 1.268 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 9.165 | 9.349 | 9.472 |
| {\rm log}_{10}({\rm SFR}) | -1.542 | -0.875 | -0.243 |
| {\rm log}_{10}({\rm sSFR}) | -10.940 | -10.275 | -9.482 |
| {\rm stellar\ age} | 4.070 | 6.628 | 8.176 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.275 | -0.457 | -0.036 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.454 | -0.696 | 0.096 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.463 | 0.946 | 1.436 |
| \delta | -0.371 | -0.072 | 0.213 |
| \tau_1/\tau_2 | 0.592 | 0.953 | 1.333 |
| Q_{PAH} | 0.807 | 2.588 | 5.278 |
| U_{min} | 2.957 | 7.911 | 14.720 |
| {\rm log}_{10}(\gamma_e)\, | -3.069 | -1.986 | -0.870 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -2.469 | -0.729 | -0.092 |
| {\rm log}_{10}(\tau_{AGN})\, | 0.962 | 1.512 | 1.906 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -1.534 | -0.867 | -0.371 |
| 0.03-0.10 Gyr | -1.903 | -0.968 | -0.197 |
| 0.10-0.33 Gyr | -1.929 | -0.980 | -0.275 |
| 0.33-1.06 Gyr | -1.800 | -0.873 | -0.261 |
| 1.06-3.47 Gyr | -1.634 | -0.713 | -0.393 |
| 3.47-11.34 Gyr | -1.346 | -0.592 | -0.375 |
| 11.34-12.60 Gyr | -1.388 | -0.560 | 0.053 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 10.578 | 10.670 | 10.776 |
| {\rm log}_{10}({\rm SFR}) | -2.685 | -0.775 | -0.029 |
| {\rm log}_{10}({\rm sSFR}) | -13.354 | -11.381 | -10.615 |
| {\rm stellar\ age} | 6.578 | 7.569 | 10.978 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.078 | -0.714 | -0.523 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.621 | -0.579 | 0.249 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.266 | 0.429 | 0.633 |
| \delta | -0.812 | -0.520 | -0.185 |
| \tau_1/\tau_2 | 0.595 | 0.967 | 1.343 |
| Q_{PAH} | 0.513 | 1.453 | 3.049 |
| U_{min} | 3.033 | 8.363 | 15.951 |
| {\rm log}_{10}(\gamma_e)\, | -3.227 | -2.396 | -1.371 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -4.383 | -3.384 | -2.383 |
| {\rm log}_{10}(\tau_{AGN})\, | 0.994 | 1.428 | 1.865 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -3.065 | -0.829 | -0.181 |
| 0.03-0.10 Gyr | -3.636 | -0.942 | 0.034 |
| 0.10-0.33 Gyr | -4.075 | -0.887 | 0.191 |
| 0.33-1.06 Gyr | -3.323 | -0.671 | 0.244 |
| 1.06-3.47 Gyr | -2.076 | 0.155 | 0.755 |
| 3.47-11.34 Gyr | -0.014 | 0.799 | 0.981 |
| 11.34-12.60 Gyr | -0.071 | 0.908 | 1.841 |