2025qku results

Information

Transient
Name:AT2025qku
Right ascension: 12h25m07.58s
Declination:19d07m48.43s
Discovery Date:April 26, 2025, 6:14 a.m.
Classification:None
Redshift:None
MW E(B-V):0.032
Host
Name:
Right ascension: 12h25m07.56s
Declination:19d07m47.26s
Redshift:0.066110
Photometric Redshift:None
 

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 35.58
Transient MWEBV processed 0.12
Host match processed 6.63
Host information processed 0.14
Host MWEBV processed 0.07
Global aperture construction processed 0.68
Global aperture photometry processed 5.17
Validate global photometry processed 14.93
Global host SED inference processed 428.37
Local aperture photometry processed 6.34
Validate local photometry processed 0.03
Local host SED inference processed 457.37
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h25m07.58s, 19d07m48.43s
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 11.24 1.51 21.273 0.146 AB
SDSS_g 50.16 1.91 19.649 0.041 AB
DES_g 52.75 0.33 19.594 0.007 AB
PanSTARRS_g 48.33 0.41 19.689 0.009 AB
SDSS_r 121.85 2.93 18.685 0.026 AB
PanSTARRS_r 111.45 0.53 18.782 0.005 AB
DES_r 130.31 0.89 18.613 0.007 AB
SDSS_i 196.04 3.81 18.169 0.021 AB
PanSTARRS_i 180.11 0.72 18.261 0.004 AB
PanSTARRS_z 255.27 1.0 17.882 0.004 AB
SDSS_z 275.22 5.44 17.801 0.021 AB
DES_z 283.1 2.71 17.770 0.010 AB
PanSTARRS_y 296.69 2.12 17.719 0.008 AB

Aperture details

RA, DEC (J2000):12h25m07.55s, 19d07m47.62s
semi major axis, semi minor axis (arcsec):15.97, 3.79
angle (degrees, anti-clockwise from east):-156.91
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.39 2.88 21.591 0.372 AB
GALEX_NUV 8.55 2.84 21.570 0.360 AB
SDSS_u 69.41 6.79 19.297 0.106 AB
SDSS_g 251.66 4.92 17.898 0.021 AB
DES_g 258.32 0.92 17.870 0.004 AB
PanSTARRS_g 251.92 1.92 17.897 0.008 AB
SDSS_r 502.7 6.66 17.147 0.014 AB
PanSTARRS_r 509.07 2.36 17.133 0.005 AB
SDSS_i 772.1 9.26 16.681 0.013 AB
PanSTARRS_i 784.57 3.29 16.663 0.005 AB
PanSTARRS_z 1027.28 4.61 16.371 0.005 AB
SDSS_z 991.32 18.56 16.409 0.020 AB
PanSTARRS_y 1174.9 10.21 16.225 0.009 AB
2MASS_J 1639.91 182.02 14.968 0.121 Vega
2MASS_H 1943.31 309.17 14.311 0.173 Vega
2MASS_K 2398.88 305.84 13.612 0.138 Vega
WISE_W1 948.14 20.53 13.759 0.024 Vega
WISE_W2 572.23 28.08 13.667 0.053 Vega
WISE_W3 866.98 110.17 11.381 0.138 Vega
WISE_W4 155.88 523.34 11.798 3.645 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.839 9.965 10.129
{\rm log}_{10}({\rm SFR}) -2.269 -1.120 -0.402
{\rm log}_{10}({\rm sSFR}) -12.302 -11.086 -10.333
{\rm stellar\ age} 6.911 8.021 11.418

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.362 -0.779 -0.368
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.702 -0.831 0.153

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.709 1.183 1.591
\delta -0.393 -0.057 0.251
\tau_1/\tau_2 0.629 1.002 1.367
Q_{PAH} 0.576 2.383 4.861
U_{min} 3.030 8.654 16.536
{\rm log}_{10}(\gamma_e)\, -3.226 -2.133 -0.590

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.905 -1.201 -0.407
{\rm log}_{10}(\tau_{AGN})\, 0.886 1.296 1.717

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.069 -1.394 -0.716
0.03-0.10 Gyr -2.640 -1.141 -0.325
0.10-0.33 Gyr -2.895 -1.153 -0.350
0.33-1.08 Gyr -3.168 -1.152 -0.365
1.08-3.53 Gyr -2.615 -0.720 -0.052
3.53-11.59 Gyr -0.716 0.035 0.266
11.59-12.88 Gyr -0.438 0.356 1.119

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.391 10.487 10.594
{\rm log}_{10}({\rm SFR}) -1.712 -0.685 0.196
{\rm log}_{10}({\rm sSFR}) -12.159 -11.170 -10.208
{\rm stellar\ age} 7.297 8.089 11.411

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.189 -0.745 -0.480
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.667 -0.603 0.270

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.567 0.760 1.000
\delta -0.214 0.121 0.271
\tau_1/\tau_2 0.614 0.989 1.399
Q_{PAH} 0.230 0.818 2.106
U_{min} 2.504 7.574 15.324
{\rm log}_{10}(\gamma_e)\, -3.345 -2.429 -1.589

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.358 -3.345 -2.365
{\rm log}_{10}(\tau_{AGN})\, 1.006 1.453 1.906

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.472 -1.344 -0.546
0.03-0.10 Gyr -1.907 -0.620 0.333
0.10-0.33 Gyr -1.838 -0.486 0.225
0.33-1.08 Gyr -2.892 -0.795 -0.106
1.08-3.53 Gyr -2.171 -0.348 0.302
3.53-11.59 Gyr -0.220 0.617 0.786
11.59-12.88 Gyr -0.247 0.851 1.642