2026ywo results

Information

Transient
Name:AT2026ywo
Right ascension: 0h42m21.65s
Declination:-50d31m14.99s
Discovery Date:Aug. 14, 2026, 12:01 a.m.
Classification:None
Redshift:None
MW E(B-V):
Host
Name:J004221.56-503115.43
Object ID:9906604716917339
Catalog Name:decals
Catalog Release:dr9
Right ascension: 0h42m21.56s
Declination:-50d31m15.43s
Redshift:None
Photometric Redshift:0.058
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
GALEX_FUV
DES_g
DES_r
DES_i
DES_z
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 8.66
Transient MWEBV processed 0.17
Host match processed 7.47
Host information processed 0.15
Host MWEBV processed 0.12
Global aperture construction processed 0.48
Global aperture photometry processed 2.72
Validate global photometry processed 8.31
Global host SED inference processed 789.74
Local aperture photometry processed 2.81
Validate local photometry processed 0.02
Local host SED inference processed 476.14
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):0h42m21.65s, -50d31m14.99s
semi major axis, semi minor axis (arcsec):1.78, 1.78
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 93.49 0.24 18.973 0.003 AB
DES_r 168.57 0.42 18.333 0.003 AB
DES_i 203.61 0.94 18.128 0.005 AB
DES_z 253.3 1.59 17.891 0.007 AB

Aperture details

RA, DEC (J2000):0h42m21.57s, -50d31m15.44s
semi major axis, semi minor axis (arcsec):8.82, 4.07
angle (degrees, anti-clockwise from east):188.87
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 47.65 4.86 19.705 0.111 AB
GALEX_NUV 47.89 2.88 19.699 0.065 AB
DES_g 258.51 0.44 17.869 0.002 AB
DES_r 426.26 0.73 17.326 0.002 AB
DES_i 509.48 1.61 17.132 0.003 AB
DES_z 600.45 2.68 16.954 0.005 AB
2MASS_J 579.33 169.32 16.098 0.317 Vega
2MASS_H 527.21 268.63 15.727 0.553 Vega
2MASS_K 543.81 266.8 15.224 0.533 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.079 9.244 9.380
{\rm log}_{10}({\rm SFR}) -1.438 -0.816 -0.128
{\rm log}_{10}({\rm sSFR}) -10.696 -10.073 -9.303
{\rm stellar\ age} 2.660 6.218 8.006

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.617 -1.005 -0.348
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.701 -0.392 0.238

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.333 0.660 1.112
\delta -0.621 -0.259 0.179
\tau_1/\tau_2 0.567 0.955 1.402
Q_{PAH} 1.058 2.702 5.131
U_{min} 3.148 8.442 16.501
{\rm log}_{10}(\gamma_e)\, -3.409 -1.824 -0.652

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.020 -1.833 -0.627
{\rm log}_{10}(\tau_{AGN})\, 1.028 1.536 1.990

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.686 -0.942 -0.440
0.03-0.10 Gyr -1.640 -0.844 -0.032
0.10-0.33 Gyr -1.785 -0.910 -0.252
0.33-1.08 Gyr -1.675 -0.801 -0.224
1.08-3.55 Gyr -1.639 -0.774 -0.419
3.55-11.69 Gyr -1.680 -0.736 -0.472
11.69-12.98 Gyr -1.981 -0.751 -0.204

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.542 9.626 9.750
{\rm log}_{10}({\rm SFR}) -0.687 -0.327 0.151
{\rm log}_{10}({\rm sSFR}) -10.298 -9.980 -9.514
{\rm stellar\ age} 5.731 7.161 8.420

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.586 -0.850 -0.273
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.232 0.143 0.336

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.079 0.370 0.923
\delta -0.268 0.149 0.335
\tau_1/\tau_2 0.689 1.066 1.480
Q_{PAH} 0.721 2.384 4.643
U_{min} 2.692 7.637 14.868
{\rm log}_{10}(\gamma_e)\, -3.504 -2.269 -0.939

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.841 -1.681 -0.517
{\rm log}_{10}(\tau_{AGN})\, 0.958 1.472 1.972

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.813 -0.401 -0.001
0.03-0.10 Gyr -0.762 -0.311 0.213
0.10-0.33 Gyr -1.076 -0.568 -0.051
0.33-1.08 Gyr -1.230 -0.643 -0.259
1.08-3.55 Gyr -1.110 -0.472 -0.137
3.55-11.69 Gyr -0.537 -0.259 -0.092
11.69-12.98 Gyr -0.761 -0.198 0.279