2025tkn

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Information

Transient

Name: AT2025tkn
Right ascension: 13h25m02.78s
Declination: 1d17m01.31s
Discovery Date: Aug. 8, 2025, 3:51 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.024

Host

Name: 1190075
Right ascension: 13h25m02.40s
Declination: 1d16m58.37s
Redshift: 0.082451
Photometric Redshift: 0.082
 

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 5.36
Cutout download processed 22.59
Global aperture construction processed 0.68
Local aperture photometry processed 7.11
Global aperture photometry processed 5.93
Validate local photometry processed 0.03
Validate global photometry processed 17.9
Host information processed 0.15
Global host SED inference processed 520.64
Local host SED inference processed 449.62
Transient information processed 0.0
Transient MWEBV processed 0.09
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) = 13h25m02.78s, 1d17m01.31s
semi major axis, semi minor axis (arcsec) = 1.29, 1.29
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 2.62 0.11 22.855 0.044 AB
PanSTARRS_r 2.95 0.51 22.725 0.187 AB
DES_r 4.57 0.25 22.251 0.060 AB
SDSS_i 3.83 1.41 22.441 0.400 AB
PanSTARRS_i 4.89 0.52 22.177 0.116 AB
PanSTARRS_z 5.58 0.76 22.034 0.147 AB
SDSS_z 9.2 4.39 21.490 0.518 AB
DES_z 5.07 0.59 22.138 0.127 AB
PanSTARRS_y 6.15 1.66 21.928 0.293 AB

Aperture details

RA, DEC (J2000) = 13h25m02.44s, 1d16m58.64s
semi major axis, semi minor axis (arcsec) = 8.18, 6.68
angle (degrees, anti-clockwise from east) = -158.13

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 20.46 4.45 20.623 0.236 AB
SDSS_u 65.8 6.79 19.354 0.112 AB
SDSS_g 196.42 4.71 18.167 0.026 AB
PanSTARRS_g 182.14 1.78 18.249 0.011 AB
SDSS_r 291.13 5.96 17.740 0.022 AB
SDSS_i 380.83 9.03 17.448 0.026 AB
PanSTARRS_z 414.27 4.35 17.357 0.011 AB
SDSS_z 497.2 25.43 17.159 0.056 AB
DES_z 455.52 4.65 17.254 0.011 AB
PanSTARRS_y 420.38 9.51 17.341 0.025 AB
2MASS_J 611.12 217.26 16.040 0.386 Vega
2MASS_K 953.53 395.24 14.614 0.450 Vega
WISE_W1 251.94 14.07 15.198 0.061 Vega
WISE_W4 356.0 358.7 10.901 1.094 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})\, 7.727 8.068 8.260
{\rm log}_{10}({\rm SFR}) -1.711 -1.274 -0.731
{\rm log}_{10}({\rm sSFR}) -9.877 -9.304 -8.531
{\rm stellar\ age} 1.358 4.836 6.655

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.418 -0.710 -0.165
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.578 -1.008 -0.069

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.575 0.967 1.499
\delta -0.175 0.075 0.268
\tau_1/\tau_2 0.702 1.060 1.434
Q_{PAH} 1.150 2.932 5.332
U_{min} 2.888 7.735 14.804
{\rm log}_{10}(\gamma_e)\, -2.953 -1.940 -0.898

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.536 -0.077 0.273
{\rm log}_{10}(\tau_{AGN})\, 1.078 1.416 1.805

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.567 -1.221 -0.698
0.03-0.10 Gyr -1.921 -1.365 -0.754
0.10-0.33 Gyr -2.075 -1.521 -1.023
0.33-1.07 Gyr -2.358 -1.691 -1.307
1.07-3.49 Gyr -2.960 -1.890 -1.563
3.49-11.40 Gyr -3.315 -2.041 -1.662
11.40-12.67 Gyr -3.409 -2.135 -1.516

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.957 10.059 10.184
{\rm log}_{10}({\rm SFR}) -0.703 -0.090 0.418
{\rm log}_{10}({\rm sSFR}) -10.730 -10.154 -9.644
{\rm stellar\ age} 6.461 7.448 10.679

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.652 -1.239 -0.848
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.611 -0.180 0.369

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.079 0.225 0.389
\delta -0.513 -0.112 0.195
\tau_1/\tau_2 0.609 1.012 1.427
Q_{PAH} 0.845 2.512 4.971
U_{min} 2.665 8.208 15.835
{\rm log}_{10}(\gamma_e)\, -2.951 -1.980 -0.899

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.311 -1.614 -1.062
{\rm log}_{10}(\tau_{AGN})\, 1.121 1.466 1.867

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.637 -1.073 -0.594
0.03-0.10 Gyr -0.659 0.057 0.574
0.10-0.33 Gyr -1.217 -0.133 0.320
0.33-1.07 Gyr -2.392 -0.482 -0.033
1.07-3.49 Gyr -2.148 -0.276 0.113
3.49-11.40 Gyr -0.516 0.154 0.339
11.40-12.67 Gyr -0.317 0.346 1.224