2025wka

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Information

Transient

Name: AT2025wka
Right ascension: 21h40m59.73s
Declination: 45d02m07.10s
Discovery Date: Aug. 27, 2025, 5:41 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.244

Host

Name:
Right ascension: 21h40m59.48s
Declination: 45d02m00.71s
Redshift: 0.046677
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 8.78
Transient MWEBV processed 0.04
Host match processed 8.87
Host information processed 0.14
Host MWEBV processed 0.09
Global aperture construction processed 0.91
Global aperture photometry processed 3.66
Validate global photometry processed 10.92
Global host SED inference processed 415.44
Local aperture photometry processed 4.07
Validate local photometry processed 0.02
Local host SED inference processed 446.89
 

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) = 21h40m59.73s, 45d02m07.10s
semi major axis, semi minor axis (arcsec) = 2.18, 2.18
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 15.45 0.64 20.928 0.045 AB
PanSTARRS_r 30.32 0.81 20.196 0.029 AB
PanSTARRS_i 43.75 1.05 19.797 0.026 AB
PanSTARRS_z 62.28 2.05 19.414 0.036 AB
PanSTARRS_y 65.71 5.87 19.356 0.097 AB

Aperture details

RA, DEC (J2000) = 21h40m59.46s, 45d02m00.80s
semi major axis, semi minor axis (arcsec) = 9.63, 4.7
angle (degrees, anti-clockwise from east) = -149.98

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 299.78 1.98 17.708 0.007 AB
PanSTARRS_r 644.26 2.48 16.877 0.004 AB
PanSTARRS_i 1053.92 3.24 16.343 0.003 AB
PanSTARRS_z 1474.52 6.3 15.978 0.005 AB
PanSTARRS_y 1743.49 17.51 15.796 0.011 AB
2MASS_H 3105.3 306.21 13.802 0.107 Vega
WISE_W1 1386.1 76.26 13.347 0.060 Vega
WISE_W2 830.65 53.32 13.262 0.070 Vega
WISE_W4 479.62 369.33 10.578 0.836 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.577 8.773 8.902
{\rm log}_{10}({\rm SFR}) -2.294 -1.381 -0.658
{\rm log}_{10}({\rm sSFR}) -11.068 -10.184 -9.404
{\rm stellar\ age} 2.366 6.189 7.784

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.000 -0.465 -0.083
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.788 -1.257 -0.261

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.184 0.582 1.075
\delta -0.623 -0.172 0.217
\tau_1/\tau_2 0.623 1.002 1.366
Q_{PAH} 1.001 3.153 5.538
U_{min} 3.069 8.158 15.397
{\rm log}_{10}(\gamma_e)\, -3.109 -2.025 -0.615

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.582 -0.688 -0.087
{\rm log}_{10}(\tau_{AGN})\, 1.064 1.527 2.014

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.864 -1.747 -1.121
0.03-0.10 Gyr -2.516 -1.349 -0.534
0.10-0.33 Gyr -2.186 -1.221 -0.510
0.33-1.09 Gyr -2.165 -1.202 -0.683
1.09-3.58 Gyr -2.358 -1.218 -0.901
3.58-11.82 Gyr -2.611 -1.216 -0.969
11.82-13.13 Gyr -2.631 -1.289 -0.709

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.136 10.255 10.358
{\rm log}_{10}({\rm SFR}) -1.697 -0.623 0.427
{\rm log}_{10}({\rm sSFR}) -11.990 -10.814 -9.769
{\rm stellar\ age} 6.008 7.487 8.950

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.796 -0.461 -0.286
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.522 -0.795 -0.045

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.174 0.437 0.654
\delta -0.846 -0.550 -0.013
\tau_1/\tau_2 0.595 0.937 1.292
Q_{PAH} 0.599 2.471 4.937
U_{min} 2.382 7.112 14.481
{\rm log}_{10}(\gamma_e)\, -3.173 -1.863 -0.813

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.277 -3.269 -2.245
{\rm log}_{10}(\tau_{AGN})\, 1.087 1.582 1.946

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.588 -1.206 -0.546
0.03-0.10 Gyr -1.880 -0.574 0.576
0.10-0.33 Gyr -1.784 -0.299 0.458
0.33-1.09 Gyr -1.548 -0.192 0.265
1.09-3.58 Gyr -0.765 0.089 0.432
3.58-11.82 Gyr -0.052 0.350 0.541
11.82-13.13 Gyr -0.256 0.426 1.009