2026yhf results

Information

Transient
Name:SN2026yhf
Right ascension: 22h38m33.86s
Declination:4d58m00.66s
Discovery Date:Aug. 3, 2026, 10:52 a.m.
Classification:SN Ia
Redshift:0.046013
MW E(B-V):0.069
Host
Name:J223833.89+045801.31
Object ID:9906623392255514
Catalog Name:decals
Catalog Release:dr9
Right ascension: 22h38m33.89s
Declination:4d58m01.31s
Redshift:None
Photometric Redshift:0.045
Dataset
Version:0
 

Cutout Download Report

Downloadable 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: blocked

Task Name Status Time (s)
Cutout download processed 24.46
Transient MWEBV processed 0.12
Host match processed 6.26
Host information processed 0.14
Host MWEBV processed 0.09
Host spectrum download processed 0.06
Global aperture construction processed 0.66
Global aperture photometry processed 7.01
Validate global photometry processed 20.12
Global host SED inference failed 0.01
Local aperture photometry processed 6.82
Validate local photometry processed 0.03
Local host SED inference processed 367.21
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.095 10.210 10.326
{\rm log}_{10}({\rm SFR}) -2.121 -0.730 0.005
{\rm log}_{10}({\rm sSFR}) -12.505 -10.943 -10.175
{\rm stellar\ age} 5.933 7.642 9.206

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.495 -0.990 -0.589
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.461 -0.552 0.210

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.450 0.817 1.120
\delta -0.614 -0.259 0.097
\tau_1/\tau_2 0.669 0.990 1.312
Q_{PAH} 0.480 1.751 4.269
U_{min} 2.627 7.469 15.049
{\rm log}_{10}(\gamma_e)\, -3.175 -2.041 -0.854

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.299 -2.427 -0.619
{\rm log}_{10}(\tau_{AGN})\, 1.007 1.388 1.885

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.509 -0.834 -0.037
0.03-0.10 Gyr -2.339 -0.796 0.019
0.10-0.33 Gyr -2.061 -0.646 0.078
0.33-1.09 Gyr -5.381 -2.229 -0.680
1.09-3.59 Gyr -3.965 -1.742 -0.252
3.59-11.84 Gyr -1.614 0.228 0.514
11.84-13.15 Gyr -0.115 1.060 1.523
0.33-1.09 Gyr -1.745 -0.500 0.165
1.09-3.59 Gyr -1.007 -0.011 0.415
3.59-11.83 Gyr -0.121 0.347 0.514
11.83-13.14 Gyr -0.370 0.363 1.012

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.627 10.703 10.733
{\rm log}_{10}({\rm SFR}) -1.274 -0.655 -0.115
{\rm log}_{10}({\rm sSFR}) -11.948 -11.342 -10.815
{\rm stellar\ age} 10.292 12.418 12.487

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.080 -0.856 -0.710
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.342 0.039 0.372

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.238 0.331 0.468
\delta -0.822 -0.642 -0.455
\tau_1/\tau_2 0.504 0.973 1.467
Q_{PAH} 0.660 1.868 3.574
U_{min} 3.138 8.910 17.581
{\rm log}_{10}(\gamma_e)\, -2.444 -1.140 -0.488

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.582 -3.739 -2.720
{\rm log}_{10}(\tau_{AGN})\, 1.139 1.665 2.020

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.541 -1.103 -0.556
0.03-0.10 Gyr -1.738 -0.609 0.019
0.10-0.33 Gyr -4.352 -2.022 -0.627
0.33-1.09 Gyr -5.947 -3.254 -1.138
1.09-3.59 Gyr -4.898 -2.797 -0.992
3.59-11.84 Gyr -2.433 -0.982 0.616
11.84-13.15 Gyr 1.511 1.832 1.867
 

Aperture Photometry


Aperture details

RA, DEC (J2000):22h38m33.86s, 4d58m00.66s
semi major axis, semi minor axis (arcsec):2.21, 2.21
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 56.68 2.7 19.516 0.052 AB
SDSS_g 308.73 4.6 17.676 0.016 AB
DES_g 322.16 0.77 17.630 0.003 AB
PanSTARRS_g 327.67 0.59 17.611 0.002 AB
SDSS_r 736.95 7.12 16.731 0.010 AB
PanSTARRS_r 695.69 0.8 16.794 0.001 AB
DES_r 767.9 2.5 16.687 0.004 AB
SDSS_i 1110.36 8.81 16.286 0.009 AB
PanSTARRS_i 1033.7 0.71 16.364 0.001 AB
PanSTARRS_z 1394.22 2.26 16.039 0.002 AB
SDSS_z 1531.01 11.73 15.938 0.008 AB
DES_z 1435.05 5.77 16.008 0.004 AB
PanSTARRS_y 1526.92 4.63 15.940 0.003 AB

Aperture details

RA, DEC (J2000):22h38m33.87s, 4d58m01.49s
semi major axis, semi minor axis (arcsec):9.37, 8.64
angle (degrees, anti-clockwise from east):301.06
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.4 2.1 21.589 0.271 AB
GALEX_NUV 11.19 2.07 21.278 0.201 AB
SDSS_u 159.12 8.61 18.396 0.059 AB
SDSS_g 738.38 7.52 16.729 0.011 AB
DES_g 796.05 1.31 16.648 0.002 AB
PanSTARRS_g 813.74 1.9 16.624 0.003 AB
SDSS_r 1708.76 11.51 15.818 0.007 AB
PanSTARRS_r 1757.3 2.51 15.788 0.002 AB
DES_r 1874.52 4.04 15.718 0.002 AB
SDSS_i 2565.27 14.85 15.377 0.006 AB
PanSTARRS_i 2537.24 2.37 15.389 0.001 AB
PanSTARRS_z 3373.4 8.4 15.080 0.003 AB
SDSS_z 3465.64 28.42 15.051 0.009 AB
DES_z 3531.78 9.25 15.030 0.003 AB
PanSTARRS_y 3834.8 18.42 14.941 0.005 AB
2MASS_J 5088.88 208.29 13.739 0.044 Vega
2MASS_H 6324.0 342.69 13.030 0.059 Vega
2MASS_K 5126.81 338.82 12.788 0.072 Vega
WISE_W1 2151.49 35.49 12.869 0.018 Vega
WISE_W2 1153.49 43.43 12.906 0.041 Vega
WISE_W3 228.22 128.81 12.830 0.613 Vega
WISE_W4 -912.3 678.49 Vega