2026yty results

Information

Transient
Name:AT2026yty
Right ascension: 16h58m27.06s
Declination:18d21m36.28s
Discovery Date:Aug. 11, 2026, 7:39 a.m.
Classification:None
Redshift:None
MW E(B-V):0.064
Host
Name:J165826.84+182135.52
Object ID:9906628262893417
Catalog Name:decals
Catalog Release:dr9
Right ascension: 16h58m26.84s
Declination:18d21m35.52s
Redshift:0.089064
Photometric Redshift:None
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.7
Transient MWEBV processed 0.13
Host match processed 6.7
Host information processed 0.14
Host MWEBV processed 0.15
Host spectrum download processed 0.13
Global aperture construction processed 0.64
Global aperture photometry processed 6.38
Validate global photometry processed 18.76
Global host SED inference processed 462.47
Local aperture photometry processed 6.95
Validate local photometry processed 0.03
Local host SED inference processed 470.32
 

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})\, 8.920 9.061 9.183
{\rm log}_{10}({\rm SFR}) -1.706 -1.167 -0.495
{\rm log}_{10}({\rm sSFR}) -10.790 -10.274 -9.510
{\rm stellar\ age} 2.959 6.023 7.464

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.603 -0.929 -0.381
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.550 -0.702 0.133

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.199 0.483 0.923
\delta -0.646 -0.158 0.202
\tau_1/\tau_2 0.635 0.986 1.338
Q_{PAH} 1.118 3.085 5.305
U_{min} 2.940 8.999 16.811
{\rm log}_{10}(\gamma_e)\, -2.801 -1.827 -0.631

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.899 -0.743 -0.106
{\rm log}_{10}(\tau_{AGN})\, 1.025 1.462 1.893

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.882 -1.425 -0.942
0.03-0.10 Gyr -1.842 -1.134 -0.372
0.10-0.33 Gyr -1.741 -1.002 -0.399
0.33-1.06 Gyr -1.443 -0.839 -0.330
1.06-3.47 Gyr -1.429 -0.844 -0.571
3.47-11.33 Gyr -1.592 -0.880 -0.664
11.33-12.59 Gyr -1.827 -0.907 -0.428

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.451 10.517 10.573
{\rm log}_{10}({\rm SFR}) -0.035 0.460 0.761
{\rm log}_{10}({\rm sSFR}) -10.572 -10.056 -9.742
{\rm stellar\ age} 4.111 5.620 6.525

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.855 -0.662 -0.485
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.226 -0.045 0.293

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.115 0.161 0.252
\delta -0.932 -0.739 -0.407
\tau_1/\tau_2 0.836 1.151 1.454
Q_{PAH} 1.308 2.542 4.069
U_{min} 2.507 8.296 16.055
{\rm log}_{10}(\gamma_e)\, -2.831 -1.977 -1.127

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.076 -2.042 -1.485
{\rm log}_{10}(\tau_{AGN})\, 1.189 1.565 1.897

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.564 -0.090 0.170
0.03-0.10 Gyr 0.021 0.575 0.899
0.10-0.33 Gyr 0.499 0.793 1.043
0.33-1.06 Gyr 0.548 0.798 0.983
1.06-3.47 Gyr 0.519 0.757 0.963
3.47-11.33 Gyr 0.249 0.561 0.706
11.33-12.59 Gyr -0.175 0.473 0.831
 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h58m27.06s, 18d21m36.28s
semi major axis, semi minor axis (arcsec):1.2, 1.2
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 24.62 0.24 20.422 0.011 AB
PanSTARRS_r 42.11 0.33 19.839 0.008 AB
DES_r 44.18 0.51 19.787 0.012 AB
PanSTARRS_i 58.92 0.35 19.474 0.006 AB
PanSTARRS_z 66.43 0.97 19.344 0.016 AB
DES_z 68.92 1.61 19.304 0.025 AB
PanSTARRS_y 77.2 1.93 19.181 0.027 AB

Aperture details

RA, DEC (J2000):16h58m27.07s, 18d21m37.95s
semi major axis, semi minor axis (arcsec):18.36, 6.05
angle (degrees, anti-clockwise from east):238.78
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 52.59 6.65 19.598 0.137 AB
GALEX_NUV 98.54 5.65 18.916 0.062 AB
DES_g 1063.04 1.63 16.334 0.002 AB
PanSTARRS_g 1110.21 2.2 16.286 0.002 AB
SDSS_r 1706.57 11.47 15.820 0.007 AB
PanSTARRS_r 1706.41 2.75 15.820 0.002 AB
DES_r 1815.56 3.34 15.752 0.002 AB
PanSTARRS_i 2233.97 2.93 15.527 0.001 AB
SDSS_z 2584.98 27.91 15.369 0.012 AB
DES_z 2612.52 10.25 15.357 0.004 AB
PanSTARRS_y 3002.99 16.81 15.206 0.006 AB
2MASS_H 4249.78 397.75 13.461 0.102 Vega
2MASS_K 3083.93 373.27 13.339 0.131 Vega
WISE_W1 1691.67 28.61 13.130 0.018 Vega
WISE_W2 1133.1 36.83 12.925 0.035 Vega
WISE_W3 4392.57 110.17 9.619 0.027 Vega
WISE_W4 4319.3 794.12 8.191 0.200 Vega