2025xuj

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Information

Transient

Name: AT2025xuj
Right ascension: 4h17m59.12s
Declination: -10d29m33.31s
Discovery Date: Sept. 12, 2025, 10:49 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.065

Host

Name:
Right ascension: 4h17m58.98s
Declination: -10d29m34.19s
Redshift: None
Photometric Redshift: 0.056
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.51
Transient MWEBV processed 0.06
Host match processed 5.73
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 4.85
Validate global photometry processed 13.39
Global host SED inference processed 433.37
Local aperture photometry processed 5.11
Validate local photometry processed 0.02
Local host SED inference processed 419.59
 

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) = 4h17m59.12s, -10d29m33.31s
semi major axis, semi minor axis (arcsec) = 1.84, 1.84
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 39.69 0.29 19.903 0.008 AB
PanSTARRS_g 37.56 0.54 19.963 0.016 AB
PanSTARRS_r 58.4 0.53 19.484 0.010 AB
DES_r 69.48 0.82 19.295 0.013 AB
PanSTARRS_i 83.72 0.51 19.093 0.007 AB
PanSTARRS_z 93.64 1.6 18.971 0.019 AB
DES_z 102.6 1.41 18.872 0.015 AB
PanSTARRS_y 106.07 3.59 18.836 0.037 AB

Aperture details

RA, DEC (J2000) = 4h17m58.97s, -10d29m33.74s
semi major axis, semi minor axis (arcsec) = 11.03, 9.14
angle (degrees, anti-clockwise from east) = -47.74

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 51.2 6.78 19.627 0.144 AB
GALEX_NUV 65.83 4.9 19.354 0.081 AB
DES_g 377.95 1.06 17.456 0.003 AB
PanSTARRS_g 357.06 2.87 17.518 0.009 AB
PanSTARRS_r 535.27 2.82 17.079 0.006 AB
DES_r 625.23 2.72 16.910 0.005 AB
PanSTARRS_i 739.7 2.72 16.727 0.004 AB
PanSTARRS_z 800.11 8.63 16.642 0.012 AB
DES_z 882.62 4.47 16.536 0.006 AB
PanSTARRS_y 852.04 19.5 16.574 0.025 AB
2MASS_J 914.2 239.4 15.602 0.284 Vega
2MASS_H 1796.03 385.52 14.397 0.233 Vega
2MASS_K 371.29 461.04 15.638 1.348 Vega
WISE_W1 509.9 18.77 14.432 0.040 Vega
WISE_W2 269.78 23.37 14.483 0.094 Vega
WISE_W3 975.99 124.5 11.252 0.138 Vega
WISE_W4 915.73 547.37 9.876 0.649 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})\, 8.827 8.996 9.141
{\rm log}_{10}({\rm SFR}) -1.272 -0.896 -0.418
{\rm log}_{10}({\rm sSFR}) -10.337 -9.915 -9.329
{\rm stellar\ age} 3.016 5.811 7.369

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.451 -0.760 -0.088
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.771 -1.440 -0.376

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.307 0.604 1.019
\delta -0.646 -0.236 0.131
\tau_1/\tau_2 0.675 1.010 1.341
Q_{PAH} 0.861 2.670 5.202
U_{min} 2.767 7.586 14.060
{\rm log}_{10}(\gamma_e)\, -3.294 -2.144 -0.925

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.798 -1.534 -0.513
{\rm log}_{10}(\tau_{AGN})\, 1.019 1.476 1.915

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.082 -0.798 -0.505
0.03-0.10 Gyr -1.584 -0.978 -0.390
0.10-0.33 Gyr -1.501 -0.878 -0.348
0.33-1.08 Gyr -1.425 -0.793 -0.410
1.08-3.56 Gyr -1.434 -0.883 -0.648
3.56-11.71 Gyr -1.677 -1.010 -0.740
11.71-13.01 Gyr -1.850 -1.049 -0.545

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.947 10.014 10.103
{\rm log}_{10}({\rm SFR}) -0.185 0.072 0.345
{\rm log}_{10}({\rm sSFR}) -10.201 -9.944 -9.680
{\rm stellar\ age} 7.292 8.103 10.422

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.085 -0.818 -0.645
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.922 -1.641 0.266

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.079 0.149 0.275
\delta -0.478 -0.007 0.262
\tau_1/\tau_2 0.651 1.030 1.436
Q_{PAH} 0.766 2.131 4.176
U_{min} 2.749 7.500 14.615
{\rm log}_{10}(\gamma_e)\, -2.995 -2.118 -1.324

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.406 -3.542 -2.606
{\rm log}_{10}(\tau_{AGN})\, 0.990 1.527 1.944

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.589 -0.291 -0.120
0.03-0.10 Gyr -0.173 0.177 0.481
0.10-0.33 Gyr -0.918 -0.269 0.052
0.33-1.08 Gyr -1.335 -0.568 -0.257
1.08-3.56 Gyr -1.253 -0.509 -0.141
3.56-11.71 Gyr -0.183 0.135 0.257
11.71-13.01 Gyr -0.047 0.438 1.048