2025afsj

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Information

Transient

Name: TDE2025afsj
Right ascension: 12h55m07.09s
Declination: 34d08m46.70s
Discovery Date: Nov. 23, 2025, 12:50 p.m.
Classification: TDE
Redshift: 0.165400
MW E(B-V): 0.011

Host

Name: SDSSJ125507.08+34084
Right ascension: 12h55m06.96s
Declination: 34d08m46.75s
Redshift: None
Photometric Redshift: 0.162
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.74
Transient MWEBV processed 0.15
Host match processed 4.74
Host information processed 0.18
Host MWEBV processed 0.04
Global aperture construction failed 0.63
Global aperture photometry not processed 6.4
Validate global photometry not processed 16.73
Global host SED inference not processed 455.09
Local aperture photometry processed 6.37
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

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) = 12h55m07.09s, 34d08m46.70s
semi major axis, semi minor axis (arcsec) = 0.71, 0.71
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 12h55m07.06s, 34d08m46.81s
semi major axis, semi minor axis (arcsec) = 3.69, 3.49
angle (degrees, anti-clockwise from east) = -170.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 24.9 4.8 20.410 0.209 AB
GALEX_NUV 30.9 3.21 20.175 0.113 AB
SDSS_u 86.53 3.98 19.057 0.050 AB
SDSS_g 139.83 3.2 18.536 0.025 AB
DES_g 130.77 0.86 18.609 0.007 AB
PanSTARRS_g 125.14 0.82 18.656 0.007 AB
SDSS_r 244.69 4.28 17.928 0.019 AB
PanSTARRS_r 223.45 0.82 18.027 0.004 AB
SDSS_i 342.44 5.38 17.564 0.017 AB
PanSTARRS_i 300.01 1.1 17.707 0.004 AB
PanSTARRS_z 368.1 2.38 17.485 0.007 AB
SDSS_z 389.18 9.74 17.425 0.027 AB
DES_z 399.18 3.3 17.397 0.009 AB
PanSTARRS_y 404.63 5.21 17.382 0.014 AB
2MASS_J 534.92 97.06 16.184 0.197 Vega
2MASS_H 896.3 160.05 15.151 0.194 Vega
2MASS_K 1033.46 157.82 14.526 0.166 Vega
WISE_W1 403.19 11.78 14.687 0.032 Vega
WISE_W2 382.34 15.79 14.105 0.045 Vega
WISE_W3 641.62 52.53 11.708 0.089 Vega
WISE_W4 924.31 412.71 9.865 0.485 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.570 10.633 10.726
{\rm log}_{10}({\rm SFR}) 1.030 1.242 1.519
{\rm log}_{10}({\rm sSFR}) -9.610 -9.380 -9.084
{\rm stellar\ age} 6.316 7.082 9.612

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.683 -0.347 -0.125
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.856 -0.673 0.261

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.228 0.404 0.636
\delta -0.471 -0.139 0.063
\tau_1/\tau_2 0.509 0.898 1.329
Q_{PAH} 0.321 0.993 2.161
U_{min} 2.492 7.249 14.785
{\rm log}_{10}(\gamma_e)\, -3.408 -2.587 -1.552

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.671 -1.424 -1.200
{\rm log}_{10}(\tau_{AGN})\, 0.859 1.093 1.395

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.218 0.646 0.927
0.03-0.10 Gyr 1.149 1.372 1.652
0.10-0.32 Gyr -1.914 -0.108 0.507
0.32-1.03 Gyr -2.747 -0.363 0.207
1.03-3.29 Gyr -1.272 0.173 0.603
3.29-10.55 Gyr 0.222 0.773 0.914
10.55-11.72 Gyr 0.390 1.044 1.750