| Name: | AT2026kbw |
| Right ascension: | 21h57m15.54s |
| Declination: | 9d23m33.97s |
| Discovery Date: | April 15, 2026, 12:07 p.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | 0.058 |
| Name: | J215715.46+092333.50 |
| Right ascension: | 21h57m15.46s |
| Declination: | 9d23m33.50s |
| Redshift: | None |
| Photometric Redshift: | 0.073 |
| Downloadable | 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 | 17.92 |
| Transient MWEBV | processed | 0.12 |
| Host match | processed | 6.26 |
| Host information | processed | 0.06 |
| Host MWEBV | processed | 0.07 |
| Host spectrum download | not processed | None |
| Global aperture construction | processed | 0.64 |
| Global aperture photometry | processed | 6.13 |
| Validate global photometry | processed | 19.33 |
| Global host SED inference | processed | 2581.58 |
| Local aperture photometry | processed | 6.18 |
| Validate local photometry | processed | 0.03 |
| Local host SED inference | processed | 443.9 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 9.387 | 9.537 | 9.654 |
| {\rm log}_{10}({\rm SFR}) | -2.040 | -1.165 | -0.436 |
| {\rm log}_{10}({\rm sSFR}) | -11.620 | -10.722 | -9.887 |
| {\rm stellar\ age} | 3.749 | 6.727 | 8.428 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.458 | -0.781 | -0.342 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.616 | -0.820 | 0.031 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.319 | 0.854 | 1.253 |
| \delta | -0.543 | -0.159 | 0.130 |
| \tau_1/\tau_2 | 0.637 | 0.987 | 1.376 |
| Q_{PAH} | 0.647 | 2.116 | 5.017 |
| U_{min} | 2.849 | 8.011 | 15.430 |
| {\rm log}_{10}(\gamma_e)\, | -3.327 | -2.357 | -0.831 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -3.023 | -0.991 | -0.197 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.020 | 1.388 | 1.856 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -2.432 | -1.387 | -0.902 |
| 0.03-0.10 Gyr | -2.344 | -1.156 | -0.319 |
| 0.10-0.33 Gyr | -2.027 | -0.944 | -0.127 |
| 0.33-1.07 Gyr | -1.768 | -0.608 | -0.066 |
| 1.07-3.52 Gyr | -1.486 | -0.480 | -0.150 |
| 3.52-11.52 Gyr | -1.315 | -0.417 | -0.179 |
| 11.52-12.80 Gyr | -1.357 | -0.375 | 0.291 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 10.130 | 10.218 | 10.274 |
| {\rm log}_{10}({\rm SFR}) | -0.544 | 0.115 | 0.708 |
| {\rm log}_{10}({\rm sSFR}) | -10.766 | -10.075 | -9.487 |
| {\rm stellar\ age} | 9.647 | 11.933 | 12.127 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.673 | -1.324 | -0.885 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | 0.010 | 0.338 | 0.453 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.258 | 0.505 | 0.682 |
| \delta | -0.557 | -0.337 | -0.165 |
| \tau_1/\tau_2 | 0.405 | 0.959 | 1.539 |
| Q_{PAH} | 0.323 | 1.042 | 2.383 |
| U_{min} | 3.867 | 10.354 | 18.077 |
| {\rm log}_{10}(\gamma_e)\, | -3.115 | -2.197 | -1.167 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -3.659 | -2.500 | -1.946 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.281 | 1.631 | 1.908 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -4.008 | -2.412 | -1.038 |
| 0.03-0.10 Gyr | -0.384 | 0.275 | 0.869 |
| 0.10-0.33 Gyr | -4.544 | -3.445 | -1.678 |
| 0.33-1.07 Gyr | -7.899 | -5.572 | -2.388 |
| 1.07-3.52 Gyr | -5.956 | -4.070 | -1.902 |
| 3.52-11.52 Gyr | -2.816 | -1.331 | 0.175 |
| 11.52-12.80 Gyr | 0.947 | 1.350 | 1.415 |
| RA, DEC (J2000): | 21h57m15.54s, 9d23m33.97s |
| semi major axis, semi minor axis (arcsec): | 1.45, 1.45 |
| angle (degrees, anti-clockwise from east): | 0.0 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| SDSS_g | 39.53 | 1.67 | 19.908 | 0.046 | AB |
| DES_g | 37.62 | 0.49 | 19.961 | 0.014 | AB |
| PanSTARRS_g | 37.04 | 0.37 | 19.978 | 0.011 | AB |
| SDSS_r | 83.27 | 2.45 | 19.099 | 0.032 | AB |
| PanSTARRS_r | 66.83 | 0.51 | 19.338 | 0.008 | AB |
| DES_r | 76.24 | 0.85 | 19.195 | 0.012 | AB |
| SDSS_i | 122.26 | 3.02 | 18.682 | 0.027 | AB |
| PanSTARRS_i | 102.59 | 0.44 | 18.872 | 0.005 | AB |
| PanSTARRS_z | 131.55 | 1.08 | 18.602 | 0.009 | AB |
| SDSS_z | 156.9 | 4.8 | 18.411 | 0.033 | AB |
| DES_z | 146.79 | 2.83 | 18.483 | 0.021 | AB |
| PanSTARRS_y | 145.33 | 3.1 | 18.494 | 0.023 | AB |
| RA, DEC (J2000): | 21h57m15.45s, 9d23m33.67s |
| semi major axis, semi minor axis (arcsec): | 5.14, 3.89 |
| angle (degrees, anti-clockwise from east): | -106.82 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| GALEX_FUV | 8.99 | 2.29 | 21.516 | 0.277 | AB |
| GALEX_NUV | 10.65 | 1.77 | 21.332 | 0.180 | AB |
| SDSS_u | 51.95 | 4.75 | 19.611 | 0.099 | AB |
| SDSS_g | 114.27 | 3.02 | 18.755 | 0.029 | AB |
| DES_g | 117.13 | 0.93 | 18.728 | 0.009 | AB |
| PanSTARRS_g | 126.5 | 1.1 | 18.645 | 0.009 | AB |
| SDSS_r | 235.87 | 4.46 | 17.968 | 0.021 | AB |
| PanSTARRS_r | 232.48 | 1.52 | 17.984 | 0.007 | AB |
| DES_r | 246.79 | 1.6 | 17.919 | 0.007 | AB |
| SDSS_i | 327.37 | 5.52 | 17.612 | 0.018 | AB |
| PanSTARRS_i | 335.75 | 1.29 | 17.585 | 0.004 | AB |
| PanSTARRS_z | 420.65 | 3.25 | 17.340 | 0.008 | AB |
| SDSS_z | 419.93 | 12.22 | 17.342 | 0.032 | AB |
| DES_z | 442.78 | 5.04 | 17.285 | 0.012 | AB |
| PanSTARRS_y | 487.93 | 9.37 | 17.179 | 0.021 | AB |
| 2MASS_J | 767.19 | 100.04 | 15.793 | 0.142 | Vega |
| 2MASS_H | 747.41 | 144.19 | 15.349 | 0.209 | Vega |
| 2MASS_K | 631.96 | 196.24 | 15.060 | 0.337 | Vega |
| WISE_W1 | 215.65 | 11.96 | 15.367 | 0.060 | Vega |
| WISE_W2 | 139.69 | 14.25 | 15.198 | 0.111 | Vega |
| WISE_W3 | 144.52 | 65.82 | 13.326 | 0.494 | Vega |
| WISE_W4 | -564.25 | 423.19 | Vega |