2026ziu results

Information

Transient
Name:AT2026ziu
Right ascension: 17h29m33.79s
Declination:15d24m17.90s
Discovery Date:Aug. 19, 2026, 9:10 p.m.
Classification:None
Redshift:None
MW E(B-V):0.078
Host
Name:J172933.78+152416.84
Object ID:9906627270477050
Catalog Name:decals
Catalog Release:dr9
Right ascension: 17h29m33.78s
Declination:15d24m16.84s
Redshift:None
Photometric Redshift:0.099
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 8.08
Transient MWEBV processed 0.18
Host match processed 5.62
Host information processed 0.14
Host MWEBV processed 0.1
Host spectrum download processed 0.11
Global aperture construction processed 0.65
Global aperture photometry processed 5.89
Validate global photometry processed 16.19
Global host SED inference processed 329.34
Local aperture photometry processed 5.59
Validate local photometry processed 0.02
Local host SED inference processed 362.9
 

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})\, 9.053 9.309 9.487
{\rm log}_{10}({\rm SFR}) -1.123 -0.474 0.091
{\rm log}_{10}({\rm sSFR}) -10.520 -9.797 -9.052
{\rm stellar\ age} 2.219 5.955 7.690

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.641 -1.029 -0.362
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.503 -0.625 0.158

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.340 0.820 1.274
\delta -0.593 -0.056 0.277
\tau_1/\tau_2 0.669 0.988 1.300
Q_{PAH} 0.829 2.376 4.394
U_{min} 2.941 7.957 15.688
{\rm log}_{10}(\gamma_e)\, -2.957 -1.840 -0.655

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.312 -2.731 -0.509
{\rm log}_{10}(\tau_{AGN})\, 1.029 1.457 1.921

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.523 -0.554 -0.001
0.03-0.10 Gyr -1.345 -0.543 0.120
0.10-0.33 Gyr -1.434 -0.649 0.030
0.33-1.06 Gyr -1.658 -0.779 -0.279
1.06-3.45 Gyr -1.834 -0.718 -0.370
3.45-11.22 Gyr -2.006 -0.669 -0.339
11.22-12.47 Gyr -2.209 -0.681 -0.037

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.864 9.954 10.034
{\rm log}_{10}({\rm SFR}) -0.717 -0.414 -0.141
{\rm log}_{10}({\rm sSFR}) -10.675 -10.363 -10.074
{\rm stellar\ age} 5.473 6.608 7.587

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.553 -1.256 -0.939
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.516 -0.681 0.081

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.118 0.197 0.316
\delta -0.680 -0.336 0.037
\tau_1/\tau_2 0.665 0.947 1.233
Q_{PAH} 0.673 1.692 3.190
U_{min} 2.617 7.376 14.565
{\rm log}_{10}(\gamma_e)\, -2.944 -1.900 -0.959

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.463 -3.481 -2.301
{\rm log}_{10}(\tau_{AGN})\, 1.135 1.563 1.948

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.877 -0.497 -0.264
0.03-0.10 Gyr -0.798 -0.389 -0.057
0.10-0.33 Gyr -0.724 -0.322 0.016
0.33-1.06 Gyr -0.593 -0.226 0.070
1.06-3.45 Gyr -0.272 0.032 0.238
3.45-11.22 Gyr -0.148 0.092 0.245
11.22-12.47 Gyr -0.456 0.038 0.489
 

Aperture Photometry


Aperture details

RA, DEC (J2000):17h29m33.79s, 15d24m17.90s
semi major axis, semi minor axis (arcsec):1.1, 1.1
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 32.29 0.34 20.127 0.011 AB
PanSTARRS_z 55.68 0.74 19.536 0.014 AB
DES_z 55.41 0.93 19.541 0.018 AB
PanSTARRS_y 61.68 1.86 19.425 0.033 AB

Aperture details

RA, DEC (J2000):17h29m33.78s, 15d24m17.00s
semi major axis, semi minor axis (arcsec):6.4, 4.27
angle (degrees, anti-clockwise from east):289.78
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.1 2.03 22.131 0.432 AB
GALEX_NUV 9.9 1.36 21.411 0.150 AB
DES_g 100.27 0.43 18.897 0.005 AB
PanSTARRS_g 102.99 1.04 18.868 0.011 AB
PanSTARRS_r 156.35 1.29 18.415 0.009 AB
DES_r 179.41 0.9 18.265 0.005 AB
PanSTARRS_i 219.46 1.48 18.047 0.007 AB
PanSTARRS_z 241.78 3.41 17.941 0.015 AB
DES_z 275.48 2.29 17.800 0.009 AB
PanSTARRS_y 225.56 8.7 18.017 0.042 AB
2MASS_J 226.14 129.61 17.119 0.622 Vega
2MASS_H 443.19 197.81 15.916 0.485 Vega
2MASS_K 384.99 273.07 15.599 0.770 Vega
WISE_W1 151.77 13.12 15.748 0.094 Vega
WISE_W2 77.57 15.19 15.837 0.213 Vega
WISE_W3 272.99 70.36 12.636 0.280 Vega
WISE_W4 280.47 381.97 11.160 1.479 Vega