2026kjn results

Information

Transient
Name:AT2026kjn
Right ascension: 12h37m34.34s
Declination:-0d33m15.92s
Discovery Date:April 17, 2026, 7:41 a.m.
Classification:None
Redshift:None
MW E(B-V):0.019
Host
Name:1140508
Right ascension: 12h37m34.32s
Declination:-0d33m18.22s
Redshift:None
Photometric Redshift:0.084
 

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 17.9
Transient MWEBV processed 0.06
Host match processed 3.83
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.62
Global aperture photometry processed 5.81
Validate global photometry processed 15.12
Global host SED inference processed 386.85
Local aperture photometry processed 5.83
Validate local photometry processed 0.03
Local host SED inference processed 415.2
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h37m34.34s, -0d33m15.92s
semi major axis, semi minor axis (arcsec):1.27, 1.27
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 20.2 0.24 20.637 0.013 AB
PanSTARRS_r 39.11 0.34 19.919 0.009 AB
DES_r 41.16 0.52 19.864 0.014 AB
PanSTARRS_i 58.31 0.42 19.486 0.008 AB
PanSTARRS_z 72.82 0.78 19.244 0.012 AB
DES_z 75.67 1.99 19.203 0.029 AB
PanSTARRS_y 90.5 1.48 19.008 0.018 AB

Aperture details

RA, DEC (J2000):12h37m34.28s, -0d33m17.84s
semi major axis, semi minor axis (arcsec):10.06, 4.07
angle (degrees, anti-clockwise from east):-158.98
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.7 3.58 21.327 0.363 AB
GALEX_NUV 11.25 0.79 21.272 0.076 AB
DES_g 153.13 0.76 18.437 0.005 AB
PanSTARRS_g 181.73 1.36 18.251 0.008 AB
PanSTARRS_r 342.98 1.61 17.562 0.005 AB
DES_r 329.15 1.59 17.607 0.005 AB
PanSTARRS_i 510.22 2.03 17.131 0.004 AB
DES_z 641.07 6.07 16.883 0.010 AB
PanSTARRS_y 792.99 7.33 16.652 0.010 AB
2MASS_J 1130.89 160.67 15.372 0.154 Vega
2MASS_H 1729.38 238.32 14.438 0.150 Vega
2MASS_K 1031.97 321.74 14.528 0.338 Vega
WISE_W1 685.65 19.76 14.111 0.031 Vega
WISE_W2 442.13 21.6 13.947 0.053 Vega
WISE_W3 923.3 94.42 11.313 0.111 Vega
WISE_W4 1365.28 589.68 9.442 0.469 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.300 9.430 9.553
{\rm log}_{10}({\rm SFR}) -1.447 -0.855 -0.321
{\rm log}_{10}({\rm sSFR}) -10.906 -10.310 -9.711
{\rm stellar\ age} 4.177 6.467 7.826

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.383 -0.470 -0.034
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.489 -0.787 -0.047

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.421 0.931 1.442
\delta -0.471 -0.129 0.147
\tau_1/\tau_2 0.705 1.037 1.359
Q_{PAH} 0.744 2.460 5.324
U_{min} 2.729 7.503 13.889
{\rm log}_{10}(\gamma_e)\, -3.021 -1.964 -0.902

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.368 -0.891 -0.247
{\rm log}_{10}(\tau_{AGN})\, 0.999 1.344 1.968

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.435 -0.926 -0.489
0.03-0.10 Gyr -1.631 -0.893 -0.244
0.10-0.33 Gyr -1.491 -0.765 -0.155
0.33-1.07 Gyr -1.381 -0.644 -0.155
1.07-3.49 Gyr -1.065 -0.500 -0.252
3.49-11.38 Gyr -1.002 -0.504 -0.300
11.38-12.65 Gyr -1.280 -0.492 0.040

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.419 10.461 10.529
{\rm log}_{10}({\rm SFR}) -0.466 -0.172 0.083
{\rm log}_{10}({\rm sSFR}) -10.975 -10.633 -10.359
{\rm stellar\ age} 7.380 8.113 10.700

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.289 -0.052 0.100
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.218 -0.463 -0.097

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.301 0.417 0.576
\delta -0.574 -0.295 -0.007
\tau_1/\tau_2 0.521 0.972 1.407
Q_{PAH} 0.704 1.775 3.471
U_{min} 2.726 7.384 14.384
{\rm log}_{10}(\gamma_e)\, -3.085 -2.027 -1.397

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.330 -3.418 -2.330
{\rm log}_{10}(\tau_{AGN})\, 0.982 1.461 1.874

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.108 0.106 0.304
0.03-0.10 Gyr -1.545 -0.453 0.010
0.10-0.33 Gyr -1.626 -0.666 -0.217
0.33-1.07 Gyr -1.565 -0.638 -0.197
1.07-3.49 Gyr -1.131 -0.220 0.241
3.49-11.38 Gyr 0.206 0.625 0.726
11.38-12.65 Gyr 0.405 0.901 1.545