2026llr results

Information

Transient
Name:AT2026llr
Right ascension: 23h13m25.94s
Declination:-3d19m36.87s
Discovery Date:May 5, 2026, 7:33 p.m.
Classification:None
Redshift:None
MW E(B-V):0.043
Host
Name:J231325.63-031936.21
Object ID:9908819304974916
Catalog Name:decals
Catalog Release:dr9
Right ascension: 23h13m25.63s
Declination:-3d19m36.21s
Redshift:None
Photometric Redshift:0.091
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.86
Transient MWEBV processed 0.11
Host match processed 5.0
Host information processed 0.06
Host MWEBV processed 0.04
Host spectrum download not processed None
Global aperture construction processed 0.64
Global aperture photometry processed 6.78
Validate global photometry processed 18.48
Global host SED inference processed 417.27
Local aperture photometry processed 6.54
Validate local photometry processed 0.03
Local host SED inference processed 506.27
 

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})\, 8.638 8.911 9.052
{\rm log}_{10}({\rm SFR}) -1.377 -0.663 -0.016
{\rm log}_{10}({\rm sSFR}) -10.402 -9.592 -8.733
{\rm stellar\ age} 1.228 4.795 6.814

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.272 -0.391 -0.001
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.658 -0.334 0.289

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.290 0.830 1.293
\delta -0.565 -0.237 0.003
\tau_1/\tau_2 0.730 1.108 1.485
Q_{PAH} 1.083 3.174 5.535
U_{min} 3.541 8.784 15.774
{\rm log}_{10}(\gamma_e)\, -2.737 -1.410 -0.345

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.421 -0.729 0.270
{\rm log}_{10}(\tau_{AGN})\, 1.114 1.597 2.015

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.421 -0.763 -0.332
0.03-0.10 Gyr -1.564 -0.713 0.088
0.10-0.33 Gyr -1.617 -0.799 -0.129
0.33-1.06 Gyr -1.896 -0.896 -0.398
1.06-3.47 Gyr -2.431 -1.039 -0.738
3.47-11.31 Gyr -2.688 -1.206 -0.840
11.31-12.57 Gyr -2.713 -1.294 -0.676

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.861 10.918 10.980
{\rm log}_{10}({\rm SFR}) 0.214 0.567 0.990
{\rm log}_{10}({\rm sSFR}) -10.711 -10.354 -9.949
{\rm stellar\ age} 7.614 9.706 11.625

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.388 -0.216 -0.082
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.735 -0.681 0.241

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.180 0.287 0.447
\delta -0.602 -0.298 -0.018
\tau_1/\tau_2 0.613 1.064 1.497
Q_{PAH} 0.483 1.644 3.894
U_{min} 2.182 7.119 14.654
{\rm log}_{10}(\gamma_e)\, -3.115 -1.897 -0.968

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.144 -2.984 -2.006
{\rm log}_{10}(\tau_{AGN})\, 1.104 1.572 1.927

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.684 -0.074 0.182
0.03-0.10 Gyr 0.275 0.695 1.144
0.10-0.33 Gyr -0.861 0.115 0.538
0.33-1.06 Gyr -1.947 -0.443 0.077
1.06-3.47 Gyr -1.740 -0.383 0.222
3.47-11.31 Gyr -0.231 0.875 1.141
11.31-12.57 Gyr 0.979 1.797 2.099
 

Aperture Photometry


Aperture details

RA, DEC (J2000):23h13m25.94s, -3d19m36.87s
semi major axis, semi minor axis (arcsec):1.19, 1.19
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 10.72 0.18 21.324 0.018 AB
DES_r 22.42 0.39 20.524 0.019 AB
PanSTARRS_i 23.43 0.42 20.476 0.019 AB
PanSTARRS_z 27.89 0.8 20.286 0.031 AB
DES_z 40.64 1.28 19.878 0.034 AB
PanSTARRS_y 36.34 1.87 19.999 0.056 AB

Aperture details

RA, DEC (J2000):23h13m25.63s, -3d19m35.83s
semi major axis, semi minor axis (arcsec):19.38, 5.72
angle (degrees, anti-clockwise from east):-103.18
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 31.27 3.19 20.162 0.111 AB
SDSS_u -21.3 9.5 AB
SDSS_g 370.68 6.44 17.477 0.019 AB
DES_g 381.09 1.2 17.447 0.003 AB
PanSTARRS_g 409.1 2.34 17.370 0.006 AB
SDSS_r 807.98 9.27 16.632 0.012 AB
PanSTARRS_r 706.33 2.54 16.777 0.004 AB
DES_r 851.77 2.55 16.574 0.003 AB
PanSTARRS_z 1529.98 7.07 15.938 0.005 AB
SDSS_z 1830.35 32.47 15.744 0.019 AB
DES_z 1584.0 8.22 15.901 0.006 AB
PanSTARRS_y 1749.57 16.31 15.793 0.010 AB
2MASS_J 2447.0 252.22 14.534 0.112 Vega
2MASS_H 2991.89 436.99 13.843 0.159 Vega
2MASS_K 3281.6 434.89 13.272 0.144 Vega
WISE_W1 1365.71 28.57 13.363 0.023 Vega
WISE_W2 902.86 33.64 13.172 0.040 Vega
WISE_W3 1577.9 133.41 10.731 0.092 Vega
WISE_W4 -88.61 667.37 Vega