2025okn results

Information

Transient
Name:AT2025okn
Right ascension: 13h14m22.47s
Declination:57d49m38.71s
Discovery Date:May 30, 2025, 5:46 a.m.
Classification:None
Redshift:None
MW E(B-V):0.011
Host
Name:SDSSJ131422.49+57493
Right ascension: 13h14m22.56s
Declination:57d49m37.78s
Redshift:0.066145
Photometric Redshift:0.067
 

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_z
 DES_r
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 30.0
Transient MWEBV processed 0.11
Host match processed 3.97
Host information processed 0.14
Host MWEBV processed 0.06
Global aperture construction processed 0.65
Global aperture photometry processed 4.97
Validate global photometry processed 15.03
Global host SED inference processed 397.68
Local aperture photometry processed 5.72
Validate local photometry processed 0.03
Local host SED inference processed 486.25
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):13h14m22.47s, 57d49m38.71s
semi major axis, semi minor axis (arcsec):1.58, 1.58
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 165.73 3.55 18.352 0.023 AB
SDSS_g 296.96 4.49 17.718 0.016 AB
DES_g 301.52 1.41 17.702 0.005 AB
PanSTARRS_g 340.58 0.57 17.569 0.002 AB
SDSS_r 313.72 4.64 17.659 0.016 AB
PanSTARRS_r 335.52 0.58 17.586 0.002 AB
SDSS_i 402.9 5.33 17.387 0.014 AB
PanSTARRS_i 457.99 0.59 17.248 0.001 AB
PanSTARRS_z 387.26 1.24 17.430 0.003 AB
SDSS_z 390.41 6.47 17.421 0.018 AB
DES_z 440.49 3.73 17.290 0.009 AB
PanSTARRS_y 446.88 3.1 17.275 0.008 AB

Aperture details

RA, DEC (J2000):13h14m22.49s, 57d49m38.41s
semi major axis, semi minor axis (arcsec):6.63, 4.88
angle (degrees, anti-clockwise from east):-4.55
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 232.41 8.91 17.984 0.042 AB
GALEX_NUV 293.59 4.99 17.731 0.018 AB
SDSS_u 404.35 6.85 17.383 0.018 AB
SDSS_g 775.27 7.36 16.676 0.010 AB
DES_g 780.81 2.27 16.669 0.003 AB
PanSTARRS_g 789.82 1.41 16.656 0.002 AB
SDSS_r 859.75 7.95 16.564 0.010 AB
PanSTARRS_r 858.87 1.65 16.565 0.002 AB
SDSS_i 1130.01 9.66 16.267 0.009 AB
PanSTARRS_i 1096.38 1.82 16.300 0.002 AB
PanSTARRS_z 1029.32 4.19 16.369 0.004 AB
SDSS_z 1031.6 16.59 16.366 0.017 AB
DES_z 1097.0 6.02 16.299 0.006 AB
PanSTARRS_y 1197.18 10.95 16.205 0.010 AB
2MASS_J 1225.93 144.29 15.284 0.128 Vega
2MASS_H 1328.44 245.9 14.724 0.201 Vega
2MASS_K 1362.9 267.01 14.226 0.213 Vega
WISE_W1 601.52 12.85 14.253 0.023 Vega
WISE_W2 427.54 16.88 13.984 0.043 Vega
WISE_W3 1900.39 59.09 10.529 0.034 Vega
WISE_W4 6848.87 577.46 7.691 0.092 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.051 9.438 9.659
{\rm log}_{10}({\rm SFR}) 0.197 0.691 1.138
{\rm log}_{10}({\rm sSFR}) -9.328 -8.702 -7.983
{\rm stellar\ age} 0.322 3.808 6.711

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.621 -1.000 -0.242
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.103 -0.113 0.072

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.095 0.337 0.908
\delta -0.601 -0.063 0.199
\tau_1/\tau_2 0.656 1.064 1.493
Q_{PAH} 0.564 1.852 3.604
U_{min} 2.901 8.385 16.583
{\rm log}_{10}(\gamma_e)\, -3.456 -2.148 -0.980

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.231 -2.342 -0.705
{\rm log}_{10}(\tau_{AGN})\, 0.961 1.383 1.845

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.148 0.060 0.363
0.03-0.10 Gyr 0.277 0.818 1.282
0.10-0.33 Gyr -1.745 -0.152 0.466
0.33-1.08 Gyr -3.072 -0.687 -0.083
1.08-3.53 Gyr -3.306 -0.803 -0.235
3.53-11.59 Gyr -3.630 -1.041 -0.339
11.59-12.88 Gyr -3.621 -1.020 -0.075

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.336 9.560 9.701
{\rm log}_{10}({\rm SFR}) 0.807 0.981 1.203
{\rm log}_{10}({\rm sSFR}) -8.865 -8.592 -8.177
{\rm stellar\ age} 0.534 3.390 5.169

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.205 -0.082 0.005
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.053 0.247 0.391

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.069 0.131 0.216
\delta -0.680 -0.326 -0.045
\tau_1/\tau_2 0.766 1.148 1.555
Q_{PAH} 0.448 1.020 2.008
U_{min} 2.629 7.485 14.547
{\rm log}_{10}(\gamma_e)\, -3.216 -2.284 -1.536

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.130 -3.067 -2.191
{\rm log}_{10}(\tau_{AGN})\, 1.039 1.514 1.928

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.229 0.325 0.423
0.03-0.10 Gyr 0.926 1.114 1.349
0.10-0.33 Gyr -0.406 0.636 0.894
0.33-1.08 Gyr -1.653 -0.514 0.037
1.08-3.53 Gyr -2.070 -0.664 -0.240
3.53-11.59 Gyr -2.447 -0.772 -0.375
11.59-12.88 Gyr -2.430 -0.771 -0.188