| Name: | SN2026kac |
| Right ascension: | 21h46m54.28s |
| Declination: | 39d03m11.78s |
| Discovery Date: | April 18, 2026, 10:51 a.m. |
| Classification: | SN Ia |
| Redshift: | 0.030418 |
| MW E(B-V): | 0.332 |
| Name: | J214654.92+390312.72 |
| Right ascension: | 21h46m54.92s |
| Declination: | 39d03m12.72s |
| Redshift: | None |
| Photometric Redshift: | None |
| 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 |
GALEX_NUV GALEX_FUV 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 | 3.21 |
| Transient MWEBV | processed | 0.03 |
| Host match | processed | 5.45 |
| Host information | processed | 0.1 |
| Host MWEBV | processed | 0.03 |
| Global aperture construction | processed | 0.65 |
| Global aperture photometry | processed | 3.58 |
| Validate global photometry | processed | 10.79 |
| Global host SED inference | processed | 604.06 |
| Local aperture photometry | processed | 3.71 |
| Validate local photometry | processed | 0.01 |
| Local host SED inference | processed | 447.41 |
| RA, DEC (J2000): | 21h46m54.28s, 39d03m11.78s |
| semi major axis, semi minor axis (arcsec): | 3.29, 3.29 |
| 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 | 69.92 | 0.84 | 19.289 | 0.013 | AB |
| PanSTARRS_r | 183.9 | 1.07 | 18.239 | 0.006 | AB |
| PanSTARRS_i | 313.97 | 1.33 | 17.658 | 0.005 | AB |
| PanSTARRS_z | 437.91 | 2.59 | 17.297 | 0.006 | AB |
| PanSTARRS_y | 581.9 | 6.73 | 16.988 | 0.013 | AB |
| 2MASS_J | 834.87 | 77.57 | 15.701 | 0.101 | Vega |
| 2MASS_H | 1047.48 | 127.86 | 14.982 | 0.133 | Vega |
| 2MASS_K | 1003.84 | 113.35 | 14.558 | 0.123 | Vega |
| RA, DEC (J2000): | 21h46m54.91s, 39d03m12.92s |
| semi major axis, semi minor axis (arcsec): | 12.67, 10.89 |
| angle (degrees, anti-clockwise from east): | -78.98 |
| Filter | Flux {\rm (\mu Jy)} | Flux error {\rm (\mu Jy)} | Mag | Mag error | Mag sys |
|---|---|---|---|---|---|
| PanSTARRS_g | 1248.01 | 3.05 | 16.159 | 0.003 | AB |
| PanSTARRS_r | 3331.08 | 3.91 | 15.094 | 0.001 | AB |
| PanSTARRS_i | 5760.15 | 4.84 | 14.499 | 0.001 | AB |
| PanSTARRS_z | 8126.93 | 9.4 | 14.125 | 0.001 | AB |
| PanSTARRS_y | 10561.04 | 24.27 | 13.841 | 0.002 | AB |
| 2MASS_J | 14999.35 | 284.65 | 12.565 | 0.021 | Vega |
| 2MASS_H | 20242.47 | 467.93 | 11.767 | 0.025 | Vega |
| 2MASS_K | 18143.67 | 415.51 | 11.415 | 0.025 | Vega |
| WISE_W1 | 7714.01 | 59.25 | 11.483 | 0.008 | Vega |
| WISE_W2 | 4329.59 | 55.28 | 11.470 | 0.014 | Vega |
| WISE_W3 | 1037.99 | 150.95 | 11.186 | 0.158 | Vega |
| WISE_W4 | 789.58 | 547.94 | 10.037 | 0.753 | Vega |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 9.331 | 9.493 | 9.644 |
| {\rm log}_{10}({\rm SFR}) | -1.636 | -0.839 | -0.378 |
| {\rm log}_{10}({\rm sSFR}) | -11.218 | -10.303 | -9.815 |
| {\rm stellar\ age} | 5.206 | 7.280 | 9.236 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -1.245 | -0.706 | -0.367 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.759 | -0.753 | 0.256 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.573 | 0.919 | 1.261 |
| \delta | -0.546 | -0.232 | 0.141 |
| \tau_1/\tau_2 | 0.630 | 0.963 | 1.300 |
| Q_{PAH} | 0.512 | 1.555 | 3.804 |
| U_{min} | 2.637 | 7.653 | 14.556 |
| {\rm log}_{10}(\gamma_e)\, | -3.274 | -2.014 | -1.016 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -4.326 | -2.804 | -1.111 |
| {\rm log}_{10}(\tau_{AGN})\, | 0.925 | 1.324 | 1.842 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -1.492 | -0.793 | -0.452 |
| 0.03-0.10 Gyr | -1.949 | -0.917 | -0.340 |
| 0.10-0.33 Gyr | -1.950 | -0.847 | -0.317 |
| 0.33-1.10 Gyr | -1.686 | -0.735 | -0.218 |
| 1.10-3.63 Gyr | -1.332 | -0.573 | -0.266 |
| 3.63-12.01 Gyr | -0.956 | -0.467 | -0.234 |
| 12.01-13.35 Gyr | -1.050 | -0.373 | 0.306 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(M_{\ast}/M_{\odot})\, | 10.771 | 10.886 | 10.932 |
| {\rm log}_{10}({\rm SFR}) | -3.277 | -1.852 | -0.563 |
| {\rm log}_{10}({\rm sSFR}) | -14.354 | -12.823 | -11.464 |
| {\rm stellar\ age} | 8.023 | 11.699 | 12.673 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(Z_{\ast}/Z_{\odot}) | -0.641 | -0.445 | -0.304 |
| {\rm log}_{10}(Z_{gas}/Z_{\odot})\, | -1.521 | -0.639 | 0.109 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| \tau_2 | 0.054 | 0.172 | 0.359 |
| \delta | -0.850 | -0.509 | -0.086 |
| \tau_1/\tau_2 | 0.510 | 0.936 | 1.394 |
| Q_{PAH} | 0.164 | 0.598 | 2.215 |
| U_{min} | 3.618 | 9.547 | 17.284 |
| {\rm log}_{10}(\gamma_e)\, | -2.792 | -1.482 | -0.670 |
| Parameter | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| {\rm log}_{10}(f_{AGN})\, | -4.669 | -4.032 | -3.128 |
| {\rm log}_{10}(\tau_{AGN})\, | 1.130 | 1.655 | 1.984 |
| Lookback time | Lower (16%) | Median (50%) | Upper (84%) |
|---|---|---|---|
| 0.00-0.03 Gyr | -4.129 | -1.968 | -1.054 |
| 0.03-0.10 Gyr | -4.289 | -1.980 | -0.576 |
| 0.10-0.33 Gyr | -5.167 | -2.169 | -0.758 |
| 0.33-1.10 Gyr | -5.272 | -2.201 | -0.700 |
| 1.10-3.63 Gyr | -3.655 | -1.420 | 0.054 |
| 3.63-12.01 Gyr | -1.831 | 0.438 | 1.039 |
| 12.01-13.35 Gyr | 0.802 | 1.917 | 2.055 |