2026efx results

Information

Transient
Name:SN2026efx
Right ascension: 10h05m17.41s
Declination:22d23m54.31s
Discovery Date:Feb. 23, 2026, 5:56 a.m.
Classification:SN Ia
Redshift:0.057000
MW E(B-V):0.035
Host
Name:
Right ascension: 10h05m17.39s
Declination:22d23m54.17s
Redshift:None
Photometric Redshift:0.221
 

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
DES_g
DES_r
DES_z
GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.46
Transient MWEBV processed 0.13
Host match processed 6.98
Host information processed 0.1
Host MWEBV processed 0.04
Global aperture construction processed 0.61
Global aperture photometry processed 5.6
Validate global photometry processed 16.17
Global host SED inference processed 440.94
Local aperture photometry processed 5.54
Validate local photometry processed 0.02
Local host SED inference processed 425.98
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):10h05m17.41s, 22d23m54.31s
semi major axis, semi minor axis (arcsec):1.81, 1.81
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 7.02 1.43 21.785 0.221 AB
SDSS_g 13.09 1.04 21.107 0.086 AB
DES_g 13.5 0.27 21.074 0.022 AB
PanSTARRS_g 12.73 0.41 21.138 0.035 AB
SDSS_r 25.43 1.48 20.387 0.063 AB
PanSTARRS_r 20.62 0.47 20.614 0.025 AB
DES_r 26.14 0.6 20.357 0.025 AB
SDSS_i 34.15 1.89 20.067 0.060 AB
PanSTARRS_i 30.53 0.56 20.188 0.020 AB
PanSTARRS_z 36.16 1.42 20.004 0.043 AB
SDSS_z 29.13 4.5 20.239 0.168 AB
DES_z 40.76 1.62 19.875 0.043 AB
PanSTARRS_y 36.1 2.74 20.006 0.082 AB

Aperture details

RA, DEC (J2000):10h05m17.38s, 22d23m54.37s
semi major axis, semi minor axis (arcsec):2.8, 1.8
angle (degrees, anti-clockwise from east):-106.34
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 7.63 1.82 21.693 0.259 AB
SDSS_g 14.52 1.15 20.995 0.086 AB
DES_g 14.61 0.29 20.988 0.022 AB
PanSTARRS_g 14.4 0.5 21.004 0.038 AB
SDSS_r 27.82 1.62 20.289 0.063 AB
PanSTARRS_r 22.94 0.56 20.498 0.027 AB
DES_r 27.58 0.63 20.298 0.025 AB
SDSS_i 36.85 2.1 19.984 0.062 AB
PanSTARRS_i 32.58 0.66 20.118 0.022 AB
PanSTARRS_z 37.7 1.64 19.959 0.047 AB
SDSS_z 22.22 5.45 20.533 0.266 AB
DES_z 42.24 1.68 19.836 0.043 AB
PanSTARRS_y 39.09 3.13 19.920 0.087 AB
2MASS_J 41.25 63.59 18.966 1.674 Vega
2MASS_H 70.69 107.08 17.909 1.645 Vega
2MASS_K -166.28 109.57 Vega
WISE_W1 6.17 6.5 19.225 1.144 Vega
WISE_W2 2.33 9.72 19.642 4.527 Vega
WISE_W3 -2.2 44.63 Vega
WISE_W4 -554.45 414.61 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.515 8.710 8.845
{\rm log}_{10}({\rm SFR}) -1.802 -1.220 -0.638
{\rm log}_{10}({\rm sSFR}) -10.508 -9.980 -9.180
{\rm stellar\ age} 3.833 6.563 8.109

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.500 -0.850 -0.287
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.778 -1.003 0.204

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.307 0.855 1.318
\delta -0.361 -0.023 0.241
\tau_1/\tau_2 0.702 1.080 1.431
Q_{PAH} 0.915 2.808 5.173
U_{min} 2.971 8.017 14.971
{\rm log}_{10}(\gamma_e)\, -2.791 -1.651 -0.655

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.235 -0.757 -0.083
{\rm log}_{10}(\tau_{AGN})\, 1.185 1.543 1.973

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.779 -1.257 -0.813
0.03-0.10 Gyr -1.927 -1.246 -0.572
0.10-0.33 Gyr -2.044 -1.334 -0.688
0.33-1.08 Gyr -2.098 -1.415 -0.897
1.08-3.56 Gyr -1.994 -1.321 -1.024
3.56-11.70 Gyr -1.869 -1.245 -1.009
11.70-13.00 Gyr -1.999 -1.257 -0.654

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.593 8.748 8.878
{\rm log}_{10}({\rm SFR}) -1.967 -1.385 -0.860
{\rm log}_{10}({\rm sSFR}) -10.778 -10.169 -9.558
{\rm stellar\ age} 4.006 6.496 8.117

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.684 -1.167 -0.564
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.731 -0.496 0.304

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.386 0.768 1.140
\delta -0.314 0.044 0.275
\tau_1/\tau_2 0.665 0.989 1.316
Q_{PAH} 1.448 3.210 5.378
U_{min} 3.159 8.880 16.250
{\rm log}_{10}(\gamma_e)\, -2.784 -1.648 -0.518

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.666 -0.994 -0.284
{\rm log}_{10}(\tau_{AGN})\, 0.959 1.419 1.843

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.287 -1.573 -1.132
0.03-0.10 Gyr -2.086 -1.361 -0.769
0.10-0.33 Gyr -1.970 -1.250 -0.699
0.33-1.08 Gyr -2.050 -1.270 -0.779
1.08-3.56 Gyr -1.825 -1.249 -0.945
3.56-11.70 Gyr -1.861 -1.227 -0.978
11.70-13.00 Gyr -2.087 -1.223 -0.636