2026ysu results

Information

Transient
Name:AT2026ysu
Right ascension: 23h16m08.42s
Declination:32d21m35.45s
Discovery Date:Aug. 3, 2026, 4:20 p.m.
Classification:None
Redshift:None
MW E(B-V):
Host
Name:J231608.33+322136.59
Object ID:9908832081547374
Catalog Name:decals
Catalog Release:dr9
Right ascension: 23h16m08.33s
Declination:32d21m36.59s
Redshift:None
Photometric Redshift:0.128
 
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 19.95
Transient MWEBV processed 0.06
Host match processed 6.86
Host information processed 0.23
Host MWEBV processed 0.08
Host spectrum download not processed None
Global aperture construction processed 0.63
Global aperture photometry processed 6.49
Validate global photometry processed 18.55
Global host SED inference processed 757.01
Local aperture photometry processed 6.03
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

Imaging data

 

Spectral Energy Distribution

 

Host Galaxy Spectrum

 

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})\, 10.769 10.842 10.864
{\rm log}_{10}({\rm SFR}) -1.876 -1.182 -0.660
{\rm log}_{10}({\rm sSFR}) -12.710 -11.990 -11.439
{\rm stellar\ age} 9.036 11.460 11.511

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.697 -0.480 -0.323
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.603 -0.697 0.125

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.097 0.211 0.348
\delta -0.730 -0.430 -0.118
\tau_1/\tau_2 0.484 0.894 1.349
Q_{PAH} 1.003 2.950 5.250
U_{min} 3.167 9.807 18.496
{\rm log}_{10}(\gamma_e)\, -2.995 -1.813 -0.579

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.580 -1.380 -0.916
{\rm log}_{10}(\tau_{AGN})\, 1.143 1.505 1.879

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.786 -0.983 -0.488
0.03-0.10 Gyr -3.924 -1.743 -0.749
0.10-0.32 Gyr -5.544 -2.320 -0.986
0.32-1.04 Gyr -6.421 -2.726 -1.069
1.04-3.38 Gyr -5.322 -2.896 -0.860
3.38-10.91 Gyr -2.220 -0.789 0.873
10.91-12.12 Gyr 1.565 2.003 2.033
 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):23h16m08.32s, 32d21m36.71s
semi major axis, semi minor axis (arcsec):7.03, 4.74
angle (degrees, anti-clockwise from east):314.62
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.21 1.69 22.107 0.351 AB
GALEX_NUV 1.74 0.56 23.301 0.349 AB
SDSS_u 14.65 8.05 20.986 0.597 AB
SDSS_g 172.09 3.79 18.311 0.024 AB
DES_g 183.06 0.71 18.243 0.004 AB
PanSTARRS_g 185.93 1.28 18.227 0.007 AB
SDSS_r 438.45 6.43 17.295 0.016 AB
PanSTARRS_r 451.14 1.4 17.264 0.003 AB
DES_r 488.65 1.99 17.178 0.004 AB
SDSS_i 680.85 8.95 16.817 0.014 AB
PanSTARRS_i 689.14 1.59 16.804 0.003 AB
PanSTARRS_z 898.57 4.07 16.516 0.005 AB
SDSS_z 1068.19 23.84 16.328 0.024 AB
DES_z 973.29 6.86 16.429 0.008 AB
PanSTARRS_y 1092.89 8.94 16.304 0.009 AB
2MASS_J 1467.42 131.86 15.089 0.098 Vega
2MASS_H 1787.37 198.27 14.402 0.120 Vega
2MASS_K 2032.28 240.35 13.792 0.128 Vega
WISE_W1 852.28 18.29 13.875 0.023 Vega
WISE_W3 102.07 66.49 13.704 0.707 Vega