2026ygb results

Information

Transient
Name:AT2026ygb
Right ascension: 17h42m27.78s
Declination:23d30m14.83s
Discovery Date:Aug. 3, 2026, 4:58 a.m.
Classification:None
Redshift:None
MW E(B-V):0.099
Host
Name:J174227.77+233014.65
Object ID:9906630119066769
Catalog Name:decals
Catalog Release:dr9
Right ascension: 17h42m27.77s
Declination:23d30m14.65s
Redshift:None
Photometric Redshift:0.144
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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
GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 18.44
Transient MWEBV processed 0.06
Host match processed 6.53
Host information processed 0.13
Host MWEBV processed 0.07
Global aperture construction processed 0.66
Global aperture photometry processed 6.21
Validate global photometry processed 14.81
Global host SED inference processed 498.68
Local aperture photometry processed 5.94
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):17h42m27.76s, 23d30m15.11s
semi major axis, semi minor axis (arcsec):4.07, 3.33
angle (degrees, anti-clockwise from east):201.37
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 146.35 0.52 18.486 0.004 AB
PanSTARRS_g 149.97 0.87 18.460 0.006 AB
PanSTARRS_r 322.12 1.0 17.630 0.003 AB
DES_r 357.12 1.56 17.518 0.005 AB
PanSTARRS_i 472.67 1.27 17.214 0.003 AB
PanSTARRS_z 645.14 2.56 16.876 0.004 AB
DES_z 693.75 4.63 16.797 0.007 AB
PanSTARRS_y 723.21 6.87 16.752 0.010 AB
2MASS_J 1157.32 124.82 15.346 0.117 Vega
2MASS_H 1378.92 154.04 14.684 0.121 Vega
2MASS_K 1291.29 222.15 14.285 0.187 Vega
WISE_W1 449.15 26.14 14.570 0.063 Vega
WISE_W2 283.15 25.2 14.431 0.097 Vega
WISE_W3 57.57 62.07 14.326 1.171 Vega
WISE_W4 708.39 415.0 10.154 0.636 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})\, 10.626 10.817 10.945
{\rm log}_{10}({\rm SFR}) -3.923 -1.037 0.427
{\rm log}_{10}({\rm sSFR}) -14.525 -11.710 -10.277
{\rm stellar\ age} 3.647 6.806 9.881

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.529 -1.101 -0.780
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.619 -0.801 0.105

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.240 0.455 0.693
\delta -0.877 -0.634 -0.316
\tau_1/\tau_2 0.571 1.028 1.459
Q_{PAH} 0.616 2.292 4.900
U_{min} 3.021 9.420 17.386
{\rm log}_{10}(\gamma_e)\, -3.080 -1.836 -0.616

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.327 -3.211 -2.143
{\rm log}_{10}(\tau_{AGN})\, 1.101 1.596 1.977

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.743 -2.459 -0.662
0.03-0.10 Gyr -4.172 -1.030 0.557
0.10-0.32 Gyr -3.383 -0.429 0.957
0.32-1.04 Gyr -2.908 -0.100 0.969
1.04-3.34 Gyr -2.092 0.587 1.212
3.34-10.74 Gyr -1.031 0.806 1.170
10.74-11.93 Gyr -1.361 0.790 1.955