2025wtk

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Information

Transient

Name: AT2025wtk
Right ascension: 0h44m35.76s
Declination: -3d38m02.64s
Discovery Date: Sept. 3, 2025, 12:16 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.029

Host

Name:
Right ascension: 0h44m35.37s
Declination: -3d38m05.75s
Redshift: 0.075841
Photometric Redshift: 0.081
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 7.6
Cutout download processed 38.92
Global aperture construction processed 0.68
Local aperture photometry processed 5.99
Global aperture photometry processed 4.9
Validate local photometry processed 0.03
Validate global photometry processed 13.98
Host information processed 0.16
Global host SED inference processed 426.61
Local host SED inference processed 432.91
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.04
Processing status completed N/A N/A
 

Cutout Download Report

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:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 0h44m35.76s, -3d38m02.64s
semi major axis, semi minor axis (arcsec) = 1.39, 1.39
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 9.23 0.12 21.486 0.014 AB
PanSTARRS_g 9.31 0.45 21.477 0.052 AB
SDSS_r 17.57 1.32 20.788 0.081 AB
PanSTARRS_r 14.55 0.33 20.993 0.025 AB
SDSS_i 22.33 1.8 20.528 0.087 AB
PanSTARRS_i 23.96 0.53 20.451 0.024 AB
PanSTARRS_z 28.56 0.87 20.260 0.033 AB
SDSS_z 29.88 4.61 20.211 0.167 AB
PanSTARRS_y 31.06 1.94 20.169 0.068 AB

Aperture details

RA, DEC (J2000) = 0h44m35.36s, -3d38m05.24s
semi major axis, semi minor axis (arcsec) = 16.88, 7.12
angle (degrees, anti-clockwise from east) = -171.81

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 27.02 1.4 20.321 0.056 AB
GALEX_NUV 41.79 1.17 19.847 0.030 AB
SDSS_u 91.67 9.84 18.994 0.117 AB
SDSS_g 551.14 7.63 17.047 0.015 AB
DES_g 643.54 0.97 16.879 0.002 AB
PanSTARRS_g 633.93 3.51 16.895 0.006 AB
SDSS_r 1194.52 10.74 16.207 0.010 AB
PanSTARRS_r 1159.47 2.6 16.239 0.002 AB
SDSS_i 1756.61 15.05 15.788 0.009 AB
PanSTARRS_i 1772.02 4.13 15.779 0.003 AB
SDSS_z 2241.9 36.8 15.523 0.018 AB
PanSTARRS_y 2460.83 15.14 15.422 0.007 AB
WISE_W1 1655.23 28.95 13.154 0.019 Vega
WISE_W2 1003.33 37.95 13.057 0.041 Vega
WISE_W3 1548.9 157.72 10.751 0.111 Vega
WISE_W4 672.9 702.87 10.210 1.134 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.678 8.883 9.020
{\rm log}_{10}({\rm SFR}) -1.471 -0.958 -0.349
{\rm log}_{10}({\rm sSFR}) -10.414 -9.874 -9.066
{\rm stellar\ age} 2.329 5.864 7.479

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.525 -0.823 -0.214
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.554 -0.853 -0.017

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.693 1.178 1.667
\delta -0.215 0.032 0.262
\tau_1/\tau_2 0.677 1.050 1.426
Q_{PAH} 0.909 2.876 5.154
U_{min} 2.842 7.637 14.590
{\rm log}_{10}(\gamma_e)\, -3.171 -2.225 -0.935

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.422 -0.988 0.091
{\rm log}_{10}(\tau_{AGN})\, 1.053 1.570 1.952

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.524 -0.989 -0.485
0.03-0.10 Gyr -1.726 -1.013 -0.318
0.10-0.33 Gyr -1.713 -1.040 -0.414
0.33-1.07 Gyr -1.707 -1.007 -0.498
1.07-3.51 Gyr -1.886 -1.075 -0.801
3.51-11.48 Gyr -2.099 -1.117 -0.849
11.48-12.75 Gyr -2.168 -1.156 -0.588

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.838 10.932 10.978
{\rm log}_{10}({\rm SFR}) -0.471 -0.115 0.240
{\rm log}_{10}({\rm sSFR}) -11.393 -11.014 -10.681
{\rm stellar\ age} 8.568 11.744 12.093

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.713 -0.534 -0.402
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.588 -0.895 -0.070

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.141 0.232 0.373
\delta -0.543 -0.221 0.007
\tau_1/\tau_2 0.537 1.010 1.494
Q_{PAH} 0.377 1.235 3.051
U_{min} 2.681 7.848 15.659
{\rm log}_{10}(\gamma_e)\, -3.315 -2.274 -1.269

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.386 -3.454 -2.551
{\rm log}_{10}(\tau_{AGN})\, 0.990 1.488 1.892

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.153 0.125 0.398
0.03-0.10 Gyr -2.134 -0.450 0.177
0.10-0.33 Gyr -4.071 -1.186 -0.203
0.33-1.07 Gyr -4.786 -1.400 -0.348
1.07-3.51 Gyr -3.887 -1.416 -0.250
3.51-11.48 Gyr -1.554 0.049 1.036
11.48-12.75 Gyr 1.375 2.050 2.120