2026dou results

Information

Transient
Name:SN2026dou
Right ascension: 15h57m22.61s
Declination:41d57m52.03s
Discovery Date:Feb. 17, 2026, 3:33 p.m.
Classification:SN Ia
Redshift:0.063000
MW E(B-V):0.016
Host
Name:J155722.48+415750.33
Right ascension: 15h57m22.48s
Declination:41d57m50.33s
Redshift:0.058144
Photometric Redshift:None
 

Cutout Download Report

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
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
GALEX_NUV
GALEX_FUV
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 15.41
Transient MWEBV processed 0.05
Host match processed 5.77
Host information processed 0.1
Host MWEBV processed 0.05
Global aperture construction processed 0.61
Global aperture photometry processed 4.47
Validate global photometry processed 13.85
Global host SED inference processed 560.4
Local aperture photometry processed 4.42
Validate local photometry processed 0.02
Local host SED inference processed 542.19
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h57m22.61s, 41d57m52.03s
semi major axis, semi minor axis (arcsec):1.78, 1.78
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 16.73 1.53 20.841 0.099 AB
SDSS_g 68.73 2.19 19.307 0.035 AB
PanSTARRS_g 84.71 0.43 19.080 0.005 AB
SDSS_r 152.67 3.28 18.441 0.023 AB
PanSTARRS_r 165.28 0.47 18.354 0.003 AB
SDSS_i 215.6 3.99 18.066 0.020 AB
PanSTARRS_i 230.93 0.47 17.991 0.002 AB
PanSTARRS_z 281.91 1.09 17.775 0.004 AB
SDSS_z 290.89 6.39 17.741 0.024 AB
PanSTARRS_y 326.73 2.41 17.615 0.008 AB

Aperture details

RA, DEC (J2000):15h57m22.47s, 41d57m50.56s
semi major axis, semi minor axis (arcsec):5.4, 4.52
angle (degrees, anti-clockwise from east):-166.92
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 83.36 3.96 19.098 0.052 AB
SDSS_g 338.43 4.91 17.576 0.016 AB
PanSTARRS_g 383.09 1.13 17.442 0.003 AB
SDSS_r 755.49 7.4 16.704 0.011 AB
PanSTARRS_r 762.19 1.22 16.695 0.002 AB
SDSS_i 1069.32 9.12 16.327 0.009 AB
PanSTARRS_i 1072.61 1.25 16.324 0.001 AB
PanSTARRS_z 1318.69 2.92 16.100 0.002 AB
SDSS_z 1446.46 16.19 15.999 0.012 AB
PanSTARRS_y 1527.09 6.58 15.940 0.005 AB
2MASS_J 1906.87 121.41 14.804 0.069 Vega
2MASS_H 2379.12 194.82 14.091 0.089 Vega
2MASS_K 2450.3 194.49 13.589 0.086 Vega
WISE_W1 762.73 11.24 13.995 0.016 Vega
WISE_W2 440.24 14.54 13.952 0.036 Vega
WISE_W3 141.86 32.47 13.346 0.249 Vega
WISE_W4 3.01 246.64 16.085 89.041 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.658 9.764 9.869
{\rm log}_{10}({\rm SFR}) -1.841 -1.100 -0.500
{\rm log}_{10}({\rm sSFR}) -11.656 -10.897 -10.221
{\rm stellar\ age} 7.099 8.355 11.826

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.389 -0.863 -0.540
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.755 -0.814 0.211

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.325 0.636 1.069
\delta -0.512 -0.135 0.165
\tau_1/\tau_2 0.613 0.978 1.340
Q_{PAH} 1.451 3.228 5.361
U_{min} 3.005 8.112 15.140
{\rm log}_{10}(\gamma_e)\, -3.324 -2.466 -1.250

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.188 -1.327 -0.591
{\rm log}_{10}(\tau_{AGN})\, 0.971 1.430 1.835

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.261 -1.352 -0.683
0.03-0.10 Gyr -2.092 -1.096 -0.420
0.10-0.33 Gyr -2.497 -1.146 -0.470
0.33-1.08 Gyr -2.981 -1.238 -0.521
1.08-3.55 Gyr -2.843 -0.987 -0.301
3.55-11.68 Gyr -1.096 -0.181 0.008
11.68-12.98 Gyr -0.446 0.246 0.950

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.369 10.480 10.520
{\rm log}_{10}({\rm SFR}) -6.744 -2.749 -1.164
{\rm log}_{10}({\rm sSFR}) -17.233 -13.105 -11.583
{\rm stellar\ age} 7.989 12.172 12.328

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.318 -1.048 -0.840
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.496 -0.610 0.187

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.193 0.323 0.474
\delta -0.767 -0.518 -0.296
\tau_1/\tau_2 0.532 0.991 1.456
Q_{PAH} 0.458 1.172 2.525
U_{min} 3.759 11.004 18.832
{\rm log}_{10}(\gamma_e)\, -3.103 -2.200 -1.244

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.513 -3.604 -2.641
{\rm log}_{10}(\tau_{AGN})\, 1.087 1.584 1.954

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -7.990 -3.990 -1.865
0.03-0.10 Gyr -7.426 -3.054 -1.048
0.10-0.33 Gyr -7.394 -4.063 -1.579
0.33-1.08 Gyr -7.520 -4.569 -1.914
1.08-3.55 Gyr -5.128 -3.173 -1.335
3.55-11.68 Gyr -2.492 -0.760 0.648
11.68-12.98 Gyr 0.425 1.610 1.660