| Name: | AT2025chy |
| Right ascension: | 2h50m41.76s |
| Declination: | 11d35m30.06s |
| Discovery Date: | Feb. 21, 2025, 3:26 a.m. |
| Classification: | None |
| Redshift: | None |
| MW E(B-V): | 0.139 |
| Name: | 2025chy |
| Right ascension: | 2h50m41.78s |
| Declination: | 11d35m34.47s |
| Redshift: | 0.043864 |
| Photometric Redshift: | 0.056 |
| 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 | 3.2 |
| Transient MWEBV | processed | 0.12 |
| Host match | processed | 2.13 |
| Host information | processed | 0.11 |
| Host MWEBV | processed | 0.05 |
| Global aperture construction | processed | 0.59 |
| Global aperture photometry | processed | 3.52 |
| Validate global photometry | processed | 9.79 |
| Global host SED inference | processed | 393.63 |
| Local aperture photometry | processed | 3.3 |
| Validate local photometry | processed | 0.02 |
| Local host SED inference | processed | 441.21 |
| RA, DEC (J2000): | 2h50m41.76s, 11d35m30.06s |
| semi major axis, semi minor axis (arcsec): | 2.32, 2.32 |
| angle (degrees, anti-clockwise from east): | 0.0 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| PanSTARRS_g | 41.19 | 0.59 | 19.863 | 0.015 | AB |
| PanSTARRS_r | 77.79 | 0.8 | 19.173 | 0.011 | AB |
| PanSTARRS_i | 114.06 | 0.72 | 18.757 | 0.007 | AB |
| PanSTARRS_z | 147.44 | 1.55 | 18.478 | 0.011 | AB |
| PanSTARRS_y | 197.91 | 3.75 | 18.159 | 0.021 | AB |
| RA, DEC (J2000): | 2h50m41.75s, 11d35m34.34s |
| semi major axis, semi minor axis (arcsec): | 17.49, 6.37 |
| angle (degrees, anti-clockwise from east): | -113.74 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| GALEX_FUV | 28.85 | 5.27 | 20.250 | 0.198 | AB |
| GALEX_NUV | 51.73 | 5.61 | 19.616 | 0.118 | AB |
| PanSTARRS_g | 913.01 | 2.68 | 16.499 | 0.003 | AB |
| PanSTARRS_r | 1876.57 | 3.63 | 15.717 | 0.002 | AB |
| PanSTARRS_i | 2853.02 | 3.26 | 15.262 | 0.001 | AB |
| PanSTARRS_z | 3730.56 | 6.9 | 14.971 | 0.002 | AB |
| PanSTARRS_y | 4874.63 | 16.64 | 14.680 | 0.004 | AB |
| 2MASS_J | 6212.39 | 289.67 | 13.522 | 0.051 | Vega |
| 2MASS_H | 8439.02 | 464.55 | 12.717 | 0.060 | Vega |
| 2MASS_K | 7255.51 | 450.01 | 12.411 | 0.067 | Vega |
| WISE_W1 | 4055.14 | 37.06 | 12.181 | 0.010 | Vega |
| WISE_W2 | 2695.83 | 44.41 | 11.984 | 0.018 | Vega |
| WISE_W3 | 9505.06 | 209.97 | 8.781 | 0.024 | Vega |
| WISE_W4 | 9891.07 | 1270.06 | 7.292 | 0.139 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 8.945 | 9.152 | 9.271 |
| {\rm log}_{10}({\rm SFR}) | -1.479 | -0.800 | -0.215 |
| {\rm log}_{10}({\rm sSFR}) | -10.677 | -9.968 | -9.189 |
| {\rm stellar\ age} | 3.535 | 6.707 | 8.187 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -0.852 | -0.304 | 0.014 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.290 | -0.264 | 0.214 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.317 | 0.826 | 1.307 |
| \delta | -0.500 | -0.137 | 0.156 |
| \tau_1/\tau_2 | 0.746 | 1.092 | 1.440 |
| Q_{PAH} | 0.670 | 2.479 | 4.990 |
| U_{min} | 2.741 | 7.724 | 14.998 |
| {\rm log}_{10}(\gamma_e)\, | -3.224 | -2.125 | -1.039 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -3.783 | -1.390 | -0.464 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.051 | 1.471 | 1.915 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -1.759 | -0.969 | -0.484 |
| 0.03-0.10 Gyr | -1.627 | -0.791 | -0.113 |
| 0.10-0.33 Gyr | -1.565 | -0.825 | -0.251 |
| 0.33-1.09 Gyr | -1.640 | -0.944 | -0.487 |
| 1.09-3.59 Gyr | -1.574 | -0.904 | -0.608 |
| 3.59-11.85 Gyr | -1.591 | -0.810 | -0.584 |
| 11.85-13.17 Gyr | -1.798 | -0.790 | -0.222 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 10.634 | 10.678 | 10.756 |
| {\rm log}_{10}({\rm SFR}) | 0.107 | 0.368 | 0.665 |
| {\rm log}_{10}({\rm sSFR}) | -10.606 | -10.330 | -10.022 |
| {\rm stellar\ age} | 7.673 | 8.585 | 11.383 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -0.359 | -0.147 | 0.007 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -0.854 | 0.167 | 0.340 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.277 | 0.413 | 0.614 |
| \delta | -0.472 | -0.209 | -0.020 |
| \tau_1/\tau_2 | 0.635 | 1.028 | 1.437 |
| Q_{PAH} | 0.498 | 1.280 | 2.413 |
| U_{min} | 2.708 | 7.341 | 14.411 |
| {\rm log}_{10}(\gamma_e)\, | -3.108 | -2.211 | -1.591 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -3.227 | -2.175 | -1.651 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.075 | 1.511 | 1.893 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | 0.207 | 0.423 | 0.602 |
| 0.03-0.10 Gyr | -0.177 | 0.324 | 0.739 |
| 0.10-0.33 Gyr | -0.678 | -0.069 | 0.295 |
| 0.33-1.09 Gyr | -0.902 | -0.214 | 0.129 |
| 1.09-3.59 Gyr | -0.802 | -0.019 | 0.405 |
| 3.59-11.85 Gyr | 0.257 | 0.803 | 0.908 |
| 11.85-13.17 Gyr | 0.664 | 1.174 | 1.789 |