2026ieq results

Information

Transient
Name:SN2026ieq
Right ascension: 16h57m33.19s
Declination:32d51m43.01s
Discovery Date:March 31, 2026, 9:47 a.m.
Classification:SN Ia
Redshift:0.041000
MW E(B-V):0.023
Host
Name:J165733.21+325142.01
Right ascension: 16h57m33.21s
Declination:32d51m42.01s
Redshift:None
Photometric Redshift:0.079
 

Cutout Download Report

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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.55
Transient MWEBV processed 0.05
Host match processed 6.42
Host information processed 0.12
Host MWEBV processed 0.11
Global aperture construction processed 2.84
Global aperture photometry processed 5.92
Validate global photometry processed 18.65
Global host SED inference processed 451.68
Local aperture photometry processed 5.66
Validate local photometry processed 0.03
Local host SED inference processed 437.72
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h57m33.19s, 32d51m43.01s
semi major axis, semi minor axis (arcsec):2.47, 2.47
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 -2.59 2.79 AB
SDSS_g 8.21 1.12 21.614 0.147 AB
DES_g 10.83 0.26 21.314 0.026 AB
PanSTARRS_g 13.23 0.47 21.096 0.038 AB
SDSS_r 16.29 1.64 20.870 0.109 AB
PanSTARRS_r 18.09 0.6 20.757 0.036 AB
DES_r 17.8 0.55 20.774 0.034 AB
SDSS_i 22.82 2.39 20.504 0.114 AB
PanSTARRS_i 20.22 0.79 20.635 0.043 AB
PanSTARRS_z 21.86 1.43 20.551 0.071 AB
SDSS_z 28.97 7.83 20.245 0.294 AB
DES_z 22.65 1.05 20.512 0.050 AB
PanSTARRS_y 19.14 3.65 20.695 0.207 AB

Aperture details

RA, DEC (J2000):16h57m33.18s, 32d51m42.18s
semi major axis, semi minor axis (arcsec):7.63, 4.4
angle (degrees, anti-clockwise from east):-62.18
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.26 1.02 23.013 0.489 AB
GALEX_NUV 3.86 0.4 22.433 0.112 AB
SDSS_u -4.76 6.65 AB
SDSS_g 8.43 2.25 21.585 0.290 AB
DES_g 22.23 0.41 20.533 0.020 AB
PanSTARRS_g 24.53 1.09 20.426 0.048 AB
SDSS_r 21.03 3.37 20.593 0.174 AB
PanSTARRS_r 36.1 1.4 20.006 0.042 AB
DES_r 32.68 0.89 20.114 0.029 AB
SDSS_i 50.4 5.25 19.644 0.113 AB
PanSTARRS_i 34.45 1.84 20.057 0.058 AB
PanSTARRS_z 41.05 3.34 19.867 0.088 AB
SDSS_z 88.59 18.26 19.032 0.224 AB
DES_z 37.78 2.07 19.957 0.059 AB
PanSTARRS_y 40.54 8.46 19.880 0.227 AB
2MASS_J 92.06 137.54 18.095 1.622 Vega
2MASS_H 205.88 214.34 16.748 1.130 Vega
2MASS_K 27.23 212.47 18.475 8.471 Vega
WISE_W1 14.18 8.99 18.322 0.688 Vega
WISE_W2 9.84 13.85 18.078 1.528 Vega
WISE_W3 7.31 60.85 16.565 9.032 Vega
WISE_W4 236.3 369.31 11.346 1.697 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.910 8.101 8.219
{\rm log}_{10}({\rm SFR}) -2.533 -1.900 -1.250
{\rm log}_{10}({\rm sSFR}) -10.682 -9.990 -9.187
{\rm stellar\ age} 3.900 6.539 8.007

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.652 -1.267 -0.782
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.768 -1.335 -0.127

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.139 0.448 0.926
\delta -0.460 -0.059 0.248
\tau_1/\tau_2 0.755 1.093 1.421
Q_{PAH} 1.147 2.816 5.053
U_{min} 2.813 8.164 15.038
{\rm log}_{10}(\gamma_e)\, -2.834 -1.853 -0.829

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.079 -0.245 0.121
{\rm log}_{10}(\tau_{AGN})\, 1.149 1.566 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.571 -1.997 -1.390
0.03-0.10 Gyr -2.630 -1.905 -1.195
0.10-0.33 Gyr -2.689 -1.939 -1.342
0.33-1.07 Gyr -2.435 -1.541 -1.081
1.07-3.50 Gyr -2.848 -1.639 -1.364
3.50-11.44 Gyr -3.726 -1.800 -1.490
11.44-12.71 Gyr -3.853 -1.868 -1.299
0.33-1.09 Gyr -2.654 -1.975 -1.497
1.09-3.60 Gyr -2.406 -1.855 -1.617
3.60-11.89 Gyr -2.437 -1.860 -1.635
11.89-13.21 Gyr -2.661 -1.850 -1.352

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.344 8.506 8.628
{\rm log}_{10}({\rm SFR}) -1.656 -1.239 -0.906
{\rm log}_{10}({\rm sSFR}) -10.187 -9.775 -9.313
{\rm stellar\ age} 6.650 7.996 10.393

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.616 -1.079 -0.563
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.683 -1.434 -0.373

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.254 0.616 0.891
\delta -0.259 0.070 0.260
\tau_1/\tau_2 0.708 1.088 1.491
Q_{PAH} 1.120 2.920 4.899
U_{min} 3.408 8.494 15.585
{\rm log}_{10}(\gamma_e)\, -3.057 -1.982 -0.901

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.643 -1.703 -0.401
{\rm log}_{10}(\tau_{AGN})\, 1.037 1.483 1.929

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.417 -1.043 -0.752
0.03-0.10 Gyr -2.277 -1.445 -0.942
0.10-0.33 Gyr -3.280 -2.062 -1.425
0.33-1.07 Gyr -1.803 -1.208 -0.777
1.07-3.50 Gyr -1.715 -1.156 -0.867
3.50-11.44 Gyr -1.577 -1.002 -0.778
11.44-12.71 Gyr -1.678 -0.915 -0.366
0.33-1.09 Gyr -3.431 -2.239 -1.688
1.09-3.60 Gyr -2.950 -1.952 -1.542
3.60-11.89 Gyr -1.928 -1.433 -1.243
11.89-13.21 Gyr -1.738 -1.156 -0.486