2026ehe results

Information

Transient
Name:SN2026ehe
Right ascension: 13h01m19.51s
Declination:15d42m14.99s
Discovery Date:Feb. 23, 2026, 11:37 a.m.
Classification:SN Ia-91T-like
Redshift:0.042751
MW E(B-V):0.022
Host
Name:
Right ascension: 13h01m19.62s
Declination:15d42m09.83s
Redshift:0.042751
Photometric Redshift:None
 

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_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.46
Transient MWEBV processed 0.11
Host match processed 6.54
Host information processed 0.04
Host MWEBV processed 0.12
Global aperture construction processed 0.65
Global aperture photometry processed 4.86
Validate global photometry processed 13.94
Global host SED inference processed 423.47
Local aperture photometry processed 4.88
Validate local photometry processed 0.02
Local host SED inference processed 425.15
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):13h01m19.51s, 15d42m14.99s
semi major axis, semi minor axis (arcsec):2.37, 2.37
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 9.45 2.01 21.461 0.231 AB
SDSS_g 37.63 1.71 19.961 0.049 AB
PanSTARRS_g 41.56 0.64 19.853 0.017 AB
SDSS_r 54.73 2.18 19.554 0.043 AB
PanSTARRS_r 68.01 0.8 19.319 0.013 AB
SDSS_i 69.26 2.94 19.299 0.046 AB
PanSTARRS_i 82.67 0.95 19.107 0.013 AB
PanSTARRS_z 98.91 1.94 18.912 0.021 AB
SDSS_z 89.98 7.94 19.015 0.096 AB
PanSTARRS_y 114.86 2.88 18.750 0.027 AB

Aperture details

RA, DEC (J2000):13h01m19.62s, 15d42m10.06s
semi major axis, semi minor axis (arcsec):8.5, 7.28
angle (degrees, anti-clockwise from east):-91.15
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 86.58 10.01 19.056 0.125 AB
GALEX_NUV 107.52 3.74 18.821 0.038 AB
SDSS_u 223.6 7.17 18.026 0.035 AB
SDSS_g 743.09 7.37 16.722 0.011 AB
PanSTARRS_g 758.2 2.12 16.701 0.003 AB
SDSS_r 1231.16 9.73 16.174 0.009 AB
PanSTARRS_r 1254.81 2.69 16.154 0.002 AB
SDSS_i 1613.94 12.33 15.880 0.008 AB
PanSTARRS_i 1589.8 3.15 15.897 0.002 AB
PanSTARRS_z 1888.77 6.42 15.710 0.004 AB
SDSS_z 1963.18 27.55 15.668 0.015 AB
PanSTARRS_y 2195.23 9.51 15.546 0.005 AB
WISE_W1 1105.09 22.17 13.593 0.022 Vega
WISE_W2 650.26 25.46 13.528 0.043 Vega
WISE_W3 1525.76 109.3 10.767 0.078 Vega
WISE_W4 2578.93 640.19 8.751 0.270 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.644 8.820 8.965
{\rm log}_{10}({\rm SFR}) -1.470 -1.032 -0.585
{\rm log}_{10}({\rm sSFR}) -10.371 -9.881 -9.305
{\rm stellar\ age} 4.375 6.636 8.234

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.435 -0.775 -0.240
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.742 -1.329 -0.011

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.375 0.689 1.021
\delta -0.623 -0.242 0.124
\tau_1/\tau_2 0.710 1.067 1.430
Q_{PAH} 1.073 3.153 5.257
U_{min} 2.869 7.644 15.011
{\rm log}_{10}(\gamma_e)\, -3.133 -1.738 -0.802

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.279 -1.643 -0.582
{\rm log}_{10}(\tau_{AGN})\, 1.011 1.479 1.954

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.384 -1.013 -0.748
0.03-0.10 Gyr -1.798 -1.075 -0.500
0.10-0.33 Gyr -1.883 -1.207 -0.670
0.33-1.09 Gyr -1.857 -1.214 -0.755
1.09-3.60 Gyr -1.792 -1.214 -0.932
3.60-11.87 Gyr -1.625 -1.144 -0.918
11.87-13.18 Gyr -1.874 -1.118 -0.561

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.120 10.176 10.260
{\rm log}_{10}({\rm SFR}) -0.402 -0.170 0.113
{\rm log}_{10}({\rm sSFR}) -10.601 -10.369 -10.083
{\rm stellar\ age} 7.714 8.846 11.726

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.828 -0.670 -0.549
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.773 0.115 0.359

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.070 0.128 0.223
\delta -0.622 -0.220 0.076
\tau_1/\tau_2 0.682 1.092 1.533
Q_{PAH} 0.331 1.179 3.204
U_{min} 2.797 8.074 15.029
{\rm log}_{10}(\gamma_e)\, -2.323 -1.572 -0.893

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.423 -3.544 -2.584
{\rm log}_{10}(\tau_{AGN})\, 1.056 1.571 1.954

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.778 -0.402 -0.223
0.03-0.10 Gyr -0.440 -0.100 0.249
0.10-0.33 Gyr -1.042 -0.398 -0.054
0.33-1.09 Gyr -1.476 -0.680 -0.291
1.09-3.60 Gyr -1.616 -0.654 -0.186
3.60-11.87 Gyr -0.394 0.276 0.401
11.87-13.18 Gyr 0.157 0.755 1.339