2025xwn

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Information

Transient

Name: AT2025xwn
Right ascension: 21h56m55.23s
Declination: 26d08m54.64s
Discovery Date: Sept. 17, 2025, 4:14 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.052

Host

Name:
Right ascension: 21h56m55.33s
Declination: 26d08m54.93s
Redshift: None
Photometric Redshift: 0.083
 

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 6.46
Cutout download processed 21.43
Global aperture construction processed 0.68
Local aperture photometry processed 6.64
Global aperture photometry processed 6.17
Validate local photometry processed 0.02
Validate global photometry processed 16.99
Host information processed 0.11
Global host SED inference processed 468.73
Local host SED inference processed 437.67
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.06
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) = 21h56m55.23s, 26d08m54.64s
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 19.11 0.19 20.697 0.011 AB
PanSTARRS_r 41.33 0.36 19.859 0.009 AB
DES_r 41.99 0.4 19.842 0.010 AB
SDSS_i 50.74 2.21 19.637 0.047 AB
PanSTARRS_i 59.21 0.49 19.469 0.009 AB
PanSTARRS_z 72.79 0.98 19.245 0.015 AB
DES_z 75.94 2.24 19.199 0.032 AB
PanSTARRS_y 74.34 2.54 19.222 0.037 AB

Aperture details

RA, DEC (J2000) = 21h56m55.33s, 26d08m55.15s
semi major axis, semi minor axis (arcsec) = 4.39, 3.7
angle (degrees, anti-clockwise from east) = -60.6

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 9.14 3.25 21.498 0.386 AB
SDSS_g 72.3 2.56 19.252 0.038 AB
DES_g 77.53 0.4 19.176 0.006 AB
PanSTARRS_g 76.49 0.84 19.191 0.012 AB
SDSS_r 157.88 3.74 18.404 0.026 AB
PanSTARRS_r 160.82 1.08 18.384 0.007 AB
DES_r 170.72 0.84 18.319 0.005 AB
SDSS_i 219.57 5.41 18.046 0.027 AB
PanSTARRS_i 221.46 1.49 18.037 0.007 AB
PanSTARRS_z 274.88 2.97 17.802 0.012 AB
SDSS_z 293.02 12.69 17.733 0.047 AB
DES_z 299.89 4.53 17.708 0.016 AB
PanSTARRS_y 278.44 7.76 17.788 0.030 AB
2MASS_J 205.28 110.17 17.224 0.583 Vega
2MASS_H 458.0 188.57 15.880 0.447 Vega
2MASS_K 431.23 210.44 15.475 0.530 Vega
WISE_W2 88.76 13.88 15.690 0.170 Vega
WISE_W3 91.87 58.93 13.818 0.696 Vega
WISE_W4 181.81 367.1 11.631 2.192 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})\, 9.395 9.478 9.582
{\rm log}_{10}({\rm SFR}) -2.213 -1.559 -0.940
{\rm log}_{10}({\rm sSFR}) -11.687 -11.036 -10.458
{\rm stellar\ age} 6.543 7.533 9.931

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.352 -0.809 -0.386
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.383 -0.783 -0.160

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.315 0.608 0.952
\delta -0.324 0.024 0.273
\tau_1/\tau_2 0.608 0.958 1.297
Q_{PAH} 1.118 3.046 5.366
U_{min} 3.144 7.907 14.996
{\rm log}_{10}(\gamma_e)\, -2.883 -1.753 -0.586

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.397 -0.636 -0.268
{\rm log}_{10}(\tau_{AGN})\, 1.032 1.574 1.941

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.316 -1.564 -1.017
0.03-0.10 Gyr -2.422 -1.619 -0.919
0.10-0.33 Gyr -2.543 -1.584 -0.924
0.33-1.07 Gyr -2.399 -1.402 -0.760
1.07-3.49 Gyr -1.975 -0.824 -0.399
3.49-11.40 Gyr -0.718 -0.380 -0.229
11.40-12.67 Gyr -0.844 -0.263 0.451

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.968 10.061 10.167
{\rm log}_{10}({\rm SFR}) -2.560 -1.052 -0.386
{\rm log}_{10}({\rm sSFR}) -12.566 -11.109 -10.412
{\rm stellar\ age} 7.005 8.089 11.678

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.525 -1.128 -0.766
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.728 -0.792 0.212

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.313 0.515 0.729
\delta -0.427 0.018 0.268
\tau_1/\tau_2 0.614 1.008 1.417
Q_{PAH} 1.455 3.489 5.602
U_{min} 3.420 9.377 17.011
{\rm log}_{10}(\gamma_e)\, -2.513 -1.444 -0.526

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.020 -2.723 -1.730
{\rm log}_{10}(\tau_{AGN})\, 0.994 1.496 1.912

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.593 -1.574 -0.866
0.03-0.10 Gyr -2.953 -1.006 -0.271
0.10-0.33 Gyr -3.369 -1.158 -0.348
0.33-1.07 Gyr -3.895 -1.325 -0.479
1.07-3.49 Gyr -2.822 -0.729 0.022
3.49-11.40 Gyr -1.284 0.145 0.345
11.40-12.67 Gyr -0.475 0.520 1.284