2026ll results

Information

Transient
Name:AT2026ll
Right ascension: 10h38m56.04s
Declination:8d26m58.57s
Discovery Date:Jan. 10, 2026, 5:58 a.m.
Classification:None
Redshift:None
MW E(B-V):
Host
Name:SDSSJ103855.75+08270
Right ascension: 10h38m55.68s
Declination:8d27m04.93s
Redshift:None
Photometric Redshift:0.069
 

Cutout Download Report

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

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.07
Transient MWEBV processed 7.13
Host match processed 3.96
Host information processed 0.13
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 6.66
Validate global photometry processed 19.26
Global host SED inference processed 441.19
Local aperture photometry processed 6.32
Validate local photometry processed 0.03
Local host SED inference processed 414.05
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):10h38m56.04s, 8d26m58.57s
semi major axis, semi minor axis (arcsec):1.51, 1.51
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 2.63 0.66 22.848 0.273 AB
DES_g 4.14 0.19 22.358 0.050 AB
PanSTARRS_g 3.69 0.31 22.482 0.091 AB
SDSS_r 5.08 0.96 22.135 0.205 AB
PanSTARRS_r 4.29 0.49 22.318 0.124 AB
DES_r 6.34 0.43 21.894 0.073 AB
SDSS_i 8.99 1.41 21.515 0.170 AB
PanSTARRS_i 6.2 0.46 21.919 0.081 AB
PanSTARRS_z 6.87 0.78 21.807 0.123 AB
SDSS_z 5.17 4.0 22.116 0.839 AB
DES_z 7.22 1.2 21.754 0.180 AB
PanSTARRS_y 11.27 2.46 21.270 0.237 AB

Aperture details

RA, DEC (J2000):10h38m55.75s, 8d27m05.20s
semi major axis, semi minor axis (arcsec):8.91, 7.87
angle (degrees, anti-clockwise from east):-37.82
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 38.42 5.8 19.939 0.164 AB
GALEX_NUV 36.47 1.4 19.995 0.042 AB
SDSS_u 100.46 8.8 18.895 0.095 AB
SDSS_g 321.14 5.38 17.633 0.018 AB
DES_g 349.53 1.48 17.541 0.005 AB
PanSTARRS_g 347.71 1.76 17.547 0.006 AB
SDSS_r 558.04 7.43 17.033 0.014 AB
PanSTARRS_r 561.7 2.77 17.026 0.005 AB
DES_r 621.33 3.59 16.917 0.006 AB
SDSS_i 808.88 9.82 16.630 0.013 AB
PanSTARRS_i 751.68 2.59 16.710 0.004 AB
PanSTARRS_z 882.77 4.37 16.535 0.005 AB
SDSS_z 804.48 22.97 16.636 0.031 AB
DES_z 954.18 10.61 16.451 0.012 AB
PanSTARRS_y 993.03 13.51 16.408 0.015 AB
2MASS_J 1316.94 250.6 15.206 0.207 Vega
2MASS_H 1275.01 336.8 14.769 0.287 Vega
2MASS_K 924.56 438.19 14.647 0.515 Vega
WISE_W1 546.58 3.26 14.357 0.006 Vega
WISE_W2 359.28 3.94 14.172 0.012 Vega
WISE_W3 774.81 15.32 11.503 0.021 Vega
WISE_W4 755.45 51.45 10.084 0.074 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.610 7.937 8.150
{\rm log}_{10}({\rm SFR}) -1.796 -1.343 -0.901
{\rm log}_{10}({\rm sSFR}) -9.825 -9.266 -8.576
{\rm stellar\ age} 1.406 5.114 6.804

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.138 -0.451 -0.036
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.340 -0.611 -0.016

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.405 0.823 1.306
\delta -0.214 0.125 0.310
\tau_1/\tau_2 0.704 1.060 1.406
Q_{PAH} 1.032 2.760 5.309
U_{min} 2.743 7.568 14.685
{\rm log}_{10}(\gamma_e)\, -2.780 -1.769 -0.779

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.828 -0.256 0.235
{\rm log}_{10}(\tau_{AGN})\, 1.051 1.519 1.915

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.704 -1.285 -0.885
0.03-0.10 Gyr -2.012 -1.430 -0.910
0.10-0.33 Gyr -2.143 -1.593 -1.132
0.33-1.07 Gyr -2.495 -1.815 -1.459
1.07-3.52 Gyr -3.100 -1.992 -1.707
3.52-11.56 Gyr -3.468 -2.138 -1.751
11.56-12.84 Gyr -3.486 -2.235 -1.638

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.211 10.264 10.333
{\rm log}_{10}({\rm SFR}) -0.720 -0.513 -0.263
{\rm log}_{10}({\rm sSFR}) -10.986 -10.780 -10.547
{\rm stellar\ age} 7.323 8.009 10.265

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.859 -0.706 -0.590
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.622 0.040 0.311

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.039 0.085 0.160
\delta -0.373 0.040 0.283
\tau_1/\tau_2 0.695 1.055 1.446
Q_{PAH} 1.367 3.242 5.139
U_{min} 2.681 7.824 14.848
{\rm log}_{10}(\gamma_e)\, -2.973 -1.931 -0.843

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.535 -2.307 -1.611
{\rm log}_{10}(\tau_{AGN})\, 1.149 1.560 1.900

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.526 -0.399 -0.291
0.03-0.10 Gyr -1.010 -0.572 -0.208
0.10-0.33 Gyr -1.189 -0.657 -0.306
0.33-1.07 Gyr -1.202 -0.608 -0.260
1.07-3.52 Gyr -1.008 -0.294 0.150
3.52-11.56 Gyr 0.142 0.437 0.537
11.56-12.84 Gyr 0.123 0.633 1.272