2026hdx results

Information

Transient
Name:SN2026hdx
Right ascension: 13h45m25.93s
Declination:29d13m38.77s
Discovery Date:March 19, 2026, 9:07 a.m.
Classification:SLSN-II
Redshift:0.154000
MW E(B-V):0.012
Host
Name:J134525.92+291338.34
Right ascension: 13h45m25.92s
Declination:29d13m38.34s
Redshift:None
Photometric Redshift:0.257
 

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: blocked

Task Name Status Time (s)
Cutout download processed 17.76
Transient MWEBV processed 0.18
Host match processed 6.6
Host information processed 0.13
Host MWEBV processed 0.04
Global aperture construction processed 5.66
Global aperture photometry processed 4.91
Validate global photometry processed 16.06
Global host SED inference processed 615.79
Local aperture photometry processed 4.91
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):13h45m25.91s, 29d13m38.53s
semi major axis, semi minor axis (arcsec):3.66, 2.48
angle (degrees, anti-clockwise from east):-78.57
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.44 1.44 23.505 1.084 AB
GALEX_NUV 0.66 0.69 24.359 1.137 AB
SDSS_u 5.17 2.77 22.117 0.581 AB
SDSS_g 7.72 1.14 21.681 0.161 AB
PanSTARRS_g 7.34 0.78 21.735 0.115 AB
SDSS_r 10.81 1.62 21.315 0.162 AB
PanSTARRS_r 7.23 0.73 21.753 0.110 AB
SDSS_i 7.93 2.42 21.651 0.332 AB
PanSTARRS_i 9.56 1.14 21.448 0.129 AB
PanSTARRS_z 12.59 1.55 21.150 0.134 AB
SDSS_z 18.2 8.71 20.750 0.520 AB
PanSTARRS_y 15.36 4.43 20.934 0.313 AB
2MASS_J 30.32 89.0 19.301 3.187 Vega
2MASS_H 317.04 140.17 16.280 0.480 Vega
2MASS_K -93.19 156.42 Vega
WISE_W1 -0.65 4.73 Vega
WISE_W2 -9.07 9.8 Vega
WISE_W3 -44.24 48.9 Vega
WISE_W4 75.33 309.06 12.588 4.454 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.522 8.817 9.089
{\rm log}_{10}({\rm SFR}) -1.452 -0.184 0.538
{\rm log}_{10}({\rm sSFR}) -10.358 -9.076 -7.950
{\rm stellar\ age} 0.130 1.228 5.050

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.389 -0.554 -0.010
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.345 -0.628 -0.031

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.454 0.947 1.536
\delta -0.242 0.071 0.298
\tau_1/\tau_2 0.626 1.129 1.624
Q_{PAH} 1.264 3.248 5.432
U_{min} 3.834 10.113 18.452
{\rm log}_{10}(\gamma_e)\, -2.755 -1.583 -0.602

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.924 -0.667 0.089
{\rm log}_{10}(\tau_{AGN})\, 1.075 1.463 1.774

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.521 -1.451 -0.488
0.03-0.10 Gyr -1.579 -0.091 0.695
0.10-0.32 Gyr -2.118 -0.339 0.387
0.32-1.03 Gyr -4.175 -1.378 -0.351
1.03-3.31 Gyr -6.484 -2.316 -0.830
3.31-10.63 Gyr -7.308 -2.749 -1.053
10.63-11.82 Gyr -7.484 -2.643 -0.929