2026ldq results

Information

Transient
Name:AT2026ldq
Right ascension: 0h41m56.14s
Declination:41d57m08.33s
Discovery Date:April 30, 2026, 11:54 a.m.
Classification:None
Redshift:None
MW E(B-V):0.064
Host
Name:90494
Right ascension: 0h41m54.35s
Declination:41d57m14.81s
Redshift:None
Photometric Redshift:0.047
 

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_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.2
Transient MWEBV processed 0.04
Host match processed 3.54
Host information processed 0.13
Host MWEBV processed 0.05
Global aperture construction processed 0.67
Global aperture photometry processed 5.01
Validate global photometry processed 16.09
Global host SED inference processed 519.63
Local aperture photometry processed 4.87
Validate local photometry processed 0.02
Local host SED inference processed 459.65
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):0h41m56.14s, 41d57m08.33s
semi major axis, semi minor axis (arcsec):2.17, 2.17
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 6.78 1.53 21.823 0.245 AB
SDSS_g 9.4 1.0 21.467 0.116 AB
PanSTARRS_g 8.44 0.62 21.584 0.079 AB
SDSS_r 16.43 1.46 20.861 0.096 AB
PanSTARRS_r 10.76 0.85 21.321 0.086 AB
SDSS_i 20.76 2.12 20.607 0.111 AB
PanSTARRS_i 16.59 0.91 20.850 0.060 AB
PanSTARRS_z 21.86 2.15 20.551 0.107 AB
SDSS_z 13.55 5.86 21.070 0.469 AB
PanSTARRS_y 15.79 3.51 20.904 0.242 AB

Aperture details

RA, DEC (J2000):0h41m54.33s, 41d57m15.12s
semi major axis, semi minor axis (arcsec):27.94, 6.26
angle (degrees, anti-clockwise from east):-77.19
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 31.11 0.93 20.168 0.032 AB
SDSS_g 712.19 7.89 16.769 0.012 AB
PanSTARRS_g 743.94 3.76 16.721 0.005 AB
SDSS_r 1391.61 11.43 16.041 0.009 AB
PanSTARRS_r 1339.93 5.31 16.082 0.004 AB
SDSS_i 2167.12 16.17 15.560 0.008 AB
PanSTARRS_z 2647.33 13.83 15.343 0.006 AB
SDSS_z 2700.96 37.66 15.321 0.015 AB
2MASS_H 4983.47 544.39 13.289 0.119 Vega
2MASS_K 5331.54 511.54 12.745 0.104 Vega
WISE_W3 2868.44 132.24 10.082 0.050 Vega
WISE_W4 2052.5 639.6 8.999 0.338 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.876 8.177 8.376
{\rm log}_{10}({\rm SFR}) -1.849 -1.145 -0.442
{\rm log}_{10}({\rm sSFR}) -10.161 -9.360 -8.327
{\rm stellar\ age} 0.321 5.421 7.773

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.638 -1.099 -0.417
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.788 -1.083 0.093

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.400 0.971 1.587
\delta -0.119 0.183 0.335
\tau_1/\tau_2 0.638 1.047 1.457
Q_{PAH} 0.834 2.615 5.205
U_{min} 3.197 9.013 17.022
{\rm log}_{10}(\gamma_e)\, -3.057 -1.987 -0.830

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.162 -0.814 0.058
{\rm log}_{10}(\tau_{AGN})\, 1.173 1.527 1.928

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.284 -1.981 -1.355
0.03-0.10 Gyr -1.820 -1.033 -0.287
0.10-0.33 Gyr -2.691 -1.470 -0.719
0.33-1.09 Gyr -4.223 -1.979 -1.407
1.09-3.58 Gyr -4.833 -2.070 -1.564
3.58-11.81 Gyr -5.457 -2.035 -1.568
11.81-13.13 Gyr -5.307 -2.017 -1.187

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.486 10.551 10.639
{\rm log}_{10}({\rm SFR}) -0.286 0.061 0.365
{\rm log}_{10}({\rm sSFR}) -10.851 -10.508 -10.177
{\rm stellar\ age} 6.994 7.929 10.471

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.801 -0.480 -0.193
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.780 -1.089 0.165

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.307 0.649 0.962
\delta -0.314 0.099 0.290
\tau_1/\tau_2 0.401 0.760 1.161
Q_{PAH} 0.171 0.522 1.159
U_{min} 2.034 5.938 12.042
{\rm log}_{10}(\gamma_e)\, -3.619 -3.051 -2.449

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.542 -3.333 -1.615
{\rm log}_{10}(\tau_{AGN})\, 0.959 1.312 1.835

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.372 0.026 0.260
0.03-0.10 Gyr -0.512 0.058 0.446
0.10-0.33 Gyr -0.805 -0.012 0.471
0.33-1.09 Gyr -0.964 -0.116 0.294
1.09-3.58 Gyr -0.816 0.213 0.576
3.58-11.81 Gyr 0.334 0.679 0.810
11.81-13.13 Gyr 0.306 0.873 1.544