2026yun results

Information

Transient
Name:AT2026yun
Right ascension: 23h24m50.11s
Declination:15d25m57.92s
Discovery Date:Aug. 10, 2026, 1:10 a.m.
Classification:None
Redshift:None
MW E(B-V):0.046
Host
Name:J232450.20+152557.33
Object ID:9906627292954936
Catalog Name:decals
Catalog Release:dr9
Right ascension: 23h24m50.20s
Declination:15d25m57.33s
Redshift:None
Photometric Redshift:0.105
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 20.85
Transient MWEBV processed 0.2
Host match processed 5.71
Host information processed 0.07
Host MWEBV processed 0.17
Host spectrum download not processed None
Global aperture construction processed 2.99
Global aperture photometry processed 6.6
Validate global photometry processed 18.86
Global host SED inference processed 724.03
Local aperture photometry processed 6.47
Validate local photometry processed 0.03
Local host SED inference processed 561.92
 

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})\, 7.554 8.080 8.421
{\rm log}_{10}({\rm SFR}) -1.316 -0.777 -0.294
{\rm log}_{10}({\rm sSFR}) -9.492 -8.764 -7.970
{\rm stellar\ age} 0.126 4.855 7.410

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.482 -0.761 -0.155
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.378 -0.533 0.071

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.878 1.494 2.172
\delta -0.197 0.119 0.299
\tau_1/\tau_2 0.482 0.961 1.423
Q_{PAH} 1.039 2.789 5.096
U_{min} 3.450 8.912 16.524
{\rm log}_{10}(\gamma_e)\, -3.227 -2.115 -0.763

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.468 -0.935 0.131
{\rm log}_{10}(\tau_{AGN})\, 0.966 1.422 1.856

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.028 -0.478 0.027
0.03-0.10 Gyr -3.234 -1.559 -0.622
0.10-0.32 Gyr -4.534 -2.185 -1.279
0.32-1.06 Gyr -5.682 -2.513 -1.615
1.06-3.43 Gyr -5.971 -2.456 -1.673
3.43-11.15 Gyr -5.839 -2.190 -1.530
11.15-12.39 Gyr -5.888 -2.203 -1.232

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.444 8.695 8.868
{\rm log}_{10}({\rm SFR}) -0.800 -0.281 0.113
{\rm log}_{10}({\rm sSFR}) -9.488 -8.977 -8.546
{\rm stellar\ age} 5.002 6.911 8.648

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.655 -1.120 -0.304
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.834 -0.167 0.037

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.137 0.637 1.132
\delta 0.043 0.288 0.368
\tau_1/\tau_2 1.000 1.427 1.777
Q_{PAH} 0.455 1.639 3.631
U_{min} 2.588 8.436 17.087
{\rm log}_{10}(\gamma_e)\, -3.165 -2.057 -0.824

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.531 -1.102 -0.215
{\rm log}_{10}(\tau_{AGN})\, 0.966 1.342 1.708

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.910 -0.531 -0.114
0.03-0.10 Gyr -0.781 -0.224 0.193
0.10-0.32 Gyr -3.617 -2.099 -1.114
0.32-1.06 Gyr -4.485 -2.436 -1.662
1.06-3.43 Gyr -4.100 -1.968 -1.347
3.43-11.15 Gyr -2.036 -1.247 -1.006
11.15-12.39 Gyr -2.060 -1.154 -0.472
 

Aperture Photometry


Aperture details

RA, DEC (J2000):23h24m50.11s, 15d25m57.92s
semi major axis, semi minor axis (arcsec):1.04, 1.04
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 5.38 0.48 22.074 0.096 AB
PanSTARRS_y 7.12 1.64 21.768 0.251 AB

Aperture details

RA, DEC (J2000):23h24m50.19s, 15d25m57.31s
semi major axis, semi minor axis (arcsec):5.08, 1.81
angle (degrees, anti-clockwise from east):220.44
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.55 0.5 22.254 0.119 AB
GALEX_NUV 7.17 0.38 21.761 0.057 AB
SDSS_u 15.51 2.88 20.923 0.201 AB
SDSS_g 14.06 1.28 21.030 0.099 AB
DES_g 13.13 0.26 21.104 0.021 AB
PanSTARRS_g 11.72 0.75 21.228 0.069 AB
SDSS_r 21.99 1.74 20.544 0.086 AB
PanSTARRS_r 20.48 0.88 20.622 0.047 AB
DES_r 19.12 0.49 20.696 0.028 AB
SDSS_i 22.6 2.5 20.515 0.120 AB
PanSTARRS_i 27.76 1.15 20.292 0.045 AB
PanSTARRS_z 25.05 2.19 20.403 0.095 AB
SDSS_z 28.08 10.36 20.279 0.401 AB
DES_z 21.97 1.05 20.545 0.052 AB
PanSTARRS_y 32.13 4.5 20.133 0.152 AB
2MASS_J -39.89 96.69 Vega
2MASS_H 72.93 131.54 17.875 1.958 Vega
2MASS_K -47.69 194.14 Vega
WISE_W1 7.88 8.21 18.960 1.132 Vega
WISE_W2 -15.79 11.64 Vega
WISE_W3 15.9 57.3 15.722 3.911 Vega
WISE_W4 -327.21 389.26 Vega