2026ktr results

Information

Transient
Name:AT2026ktr
Right ascension: 15h36m10.36s
Declination:6d30m11.65s
Discovery Date:April 22, 2026, 1:53 a.m.
Classification:None
Redshift:None
MW E(B-V):0.045
Host
Name:
Right ascension: 15h36m10.08s
Declination:6d30m01.75s
Redshift:None
Photometric Redshift:0.087
 

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 20.63
Transient MWEBV processed 0.04
Host match processed 5.53
Host information processed 0.18
Host MWEBV processed 0.05
Global aperture construction processed 0.67
Global aperture photometry processed 6.5
Validate global photometry processed 20.53
Global host SED inference processed 542.95
Local aperture photometry processed 6.17
Validate local photometry processed 0.03
Local host SED inference processed 710.11
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h36m10.36s, 6d30m11.65s
semi major axis, semi minor axis (arcsec):1.23, 1.23
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 0.42 0.09 24.830 0.221 AB
PanSTARRS_r 0.01 0.39 29.015 47.032 AB
DES_r 0.27 0.17 25.336 0.677 AB
PanSTARRS_i 0.71 0.37 24.269 0.566 AB
PanSTARRS_z -0.04 0.78 AB
DES_z 0.66 0.43 24.344 0.710 AB
PanSTARRS_y -2.47 1.47 AB

Aperture details

RA, DEC (J2000):15h36m10.08s, 6d30m02.09s
semi major axis, semi minor axis (arcsec):6.93, 3.75
angle (degrees, anti-clockwise from east):-35.29
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 11.98 2.47 21.204 0.224 AB
GALEX_NUV 12.55 0.67 21.153 0.058 AB
SDSS_u 41.04 4.85 19.867 0.128 AB
SDSS_g 72.33 2.77 19.252 0.042 AB
DES_g 74.44 0.51 19.220 0.007 AB
PanSTARRS_g 71.97 1.21 19.257 0.018 AB
SDSS_r 116.02 3.83 18.739 0.036 AB
PanSTARRS_r 114.18 1.59 18.756 0.015 AB
DES_r 119.53 1.05 18.706 0.010 AB
SDSS_i 157.07 4.84 18.410 0.033 AB
PanSTARRS_i 153.87 1.51 18.432 0.011 AB
PanSTARRS_z 169.15 3.19 18.329 0.020 AB
SDSS_z 228.4 15.29 18.003 0.073 AB
DES_z 172.17 2.78 18.310 0.018 AB
PanSTARRS_y 162.37 6.03 18.374 0.040 AB
2MASS_J 250.64 153.27 17.007 0.664 Vega
2MASS_H 187.99 207.03 16.847 1.196 Vega
2MASS_K 538.79 312.22 15.234 0.629 Vega
WISE_W1 93.84 10.07 16.270 0.116 Vega
WISE_W2 46.54 14.35 16.391 0.335 Vega
WISE_W3 185.03 59.68 13.058 0.350 Vega
WISE_W4 -245.56 375.79 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.899 8.556 8.912
{\rm log}_{10}({\rm SFR}) -0.869 -0.331 0.091
{\rm log}_{10}({\rm sSFR}) -9.568 -8.825 -7.967
{\rm stellar\ age} 0.094 6.382 9.924

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.598 -1.029 -0.412
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.409 -0.575 0.172

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 2.364 3.146 3.695
\delta 0.211 0.311 0.371
\tau_1/\tau_2 0.611 0.940 1.265
Q_{PAH} 0.481 1.785 3.942
U_{min} 3.450 10.055 18.732
{\rm log}_{10}(\gamma_e)\, -3.257 -2.044 -0.802

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.401 -0.993 0.031
{\rm log}_{10}(\tau_{AGN})\, 1.028 1.477 1.939

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.597 0.079 0.561
0.03-0.10 Gyr -3.494 -1.707 -0.548
0.10-0.33 Gyr -5.660 -3.149 -1.388
0.33-1.07 Gyr -6.430 -3.441 -1.706
1.07-3.48 Gyr -6.059 -2.753 -1.365
3.48-11.35 Gyr -5.636 -1.926 -1.047
11.35-12.61 Gyr -5.871 -1.612 -0.258

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.661 9.747 9.868
{\rm log}_{10}({\rm SFR}) -0.275 -0.005 0.273
{\rm log}_{10}({\rm sSFR}) -10.080 -9.749 -9.480
{\rm stellar\ age} 7.032 7.991 11.463

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.588 -1.230 -0.866
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.454 0.138 0.429

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.105 0.206 0.348
\delta -0.475 -0.087 0.229
\tau_1/\tau_2 0.466 0.879 1.366
Q_{PAH} 0.669 1.832 3.514
U_{min} 2.894 9.074 17.182
{\rm log}_{10}(\gamma_e)\, -2.951 -2.003 -0.989

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.901 -2.418 -1.637
{\rm log}_{10}(\tau_{AGN})\, 1.004 1.452 1.861

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.942 -1.460 -0.852
0.03-0.10 Gyr -0.136 0.151 0.433
0.10-0.33 Gyr -3.054 -0.806 -0.176
0.33-1.07 Gyr -4.461 -1.225 -0.593
1.07-3.48 Gyr -3.536 -1.071 -0.447
3.48-11.35 Gyr -1.177 -0.176 0.005
11.35-12.61 Gyr -0.508 0.223 0.981