2025xzu

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Information

Transient

Name: AT2025xzu
Right ascension: 4h42m07.81s
Declination: -15d19m04.62s
Discovery Date: Sept. 11, 2025, 2:10 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.114

Host

Name: 146468
Right ascension: 4h42m08.17s
Declination: -15d19m03.44s
Redshift: 0.033353
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.08
Transient MWEBV processed 0.08
Host match processed 4.82
Host information processed 0.11
Host MWEBV processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 4.01
Validate global photometry processed 10.94
Global host SED inference processed 421.34
Local aperture photometry processed 3.96
Validate local photometry processed 0.02
Local host SED inference processed 456.98
 

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) = 4h42m07.81s, -15d19m04.62s
semi major axis, semi minor axis (arcsec) = 3.01, 3.01
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 199.28 0.83 18.151 0.005 AB
PanSTARRS_r 470.63 1.02 17.218 0.002 AB
PanSTARRS_i 755.33 0.94 16.705 0.001 AB
PanSTARRS_z 1054.51 2.14 16.342 0.002 AB
PanSTARRS_y 1397.34 5.7 16.037 0.004 AB
2MASS_J 1931.56 63.56 14.790 0.036 Vega
2MASS_H 2800.82 98.86 13.914 0.038 Vega
2MASS_K 2535.49 124.56 13.552 0.053 Vega

Aperture details

RA, DEC (J2000) = 4h42m08.14s, -15d19m04.16s
semi major axis, semi minor axis (arcsec) = 23.45, 12.46
angle (degrees, anti-clockwise from east) = -94.96

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 19.77 8.16 20.660 0.448 AB
GALEX_NUV 28.53 5.77 20.262 0.220 AB
PanSTARRS_g 1695.69 4.35 15.827 0.003 AB
PanSTARRS_r 3771.31 5.47 14.959 0.002 AB
PanSTARRS_i 5861.44 5.1 14.480 0.001 AB
PanSTARRS_z 7870.09 11.54 14.160 0.002 AB
PanSTARRS_y 10459.46 31.9 13.851 0.003 AB
2MASS_J 14452.01 358.29 12.605 0.027 Vega
2MASS_H 20568.72 561.4 11.749 0.030 Vega
2MASS_K 18602.2 711.91 11.388 0.042 Vega
WISE_W1 10006.62 57.22 11.200 0.006 Vega
WISE_W2 6678.78 63.12 10.999 0.010 Vega
WISE_W3 19879.21 213.48 7.980 0.012 Vega
WISE_W4 17456.61 1390.88 6.675 0.087 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})\, 9.741 9.921 10.051
{\rm log}_{10}({\rm SFR}) -1.430 -0.507 0.108
{\rm log}_{10}({\rm sSFR}) -11.412 -10.417 -9.694
{\rm stellar\ age} 4.974 7.476 9.870

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.877 -0.382 -0.037
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.534 -0.363 0.134

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.717 1.154 1.590
\delta -0.544 -0.240 0.069
\tau_1/\tau_2 0.558 0.934 1.320
Q_{PAH} 0.673 2.182 4.029
U_{min} 2.577 7.199 14.034
{\rm log}_{10}(\gamma_e)\, -3.430 -2.193 -1.212

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.250 -2.378 -0.860
{\rm log}_{10}(\tau_{AGN})\, 0.872 1.358 1.909

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.354 -0.392 0.142
0.03-0.10 Gyr -1.909 -0.666 0.080
0.10-0.33 Gyr -1.978 -0.641 0.096
0.33-1.09 Gyr -1.721 -0.472 0.156
1.09-3.62 Gyr -1.248 -0.216 0.169
3.62-11.98 Gyr -0.753 -0.083 0.179
11.98-13.31 Gyr -0.721 0.069 0.847

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.726 10.803 10.891
{\rm log}_{10}({\rm SFR}) -0.290 0.204 0.522
{\rm log}_{10}({\rm sSFR}) -11.115 -10.591 -10.231
{\rm stellar\ age} 6.939 7.980 10.190

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.290 -0.070 0.086
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.572 -0.879 0.234

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.502 0.691 0.903
\delta -0.586 -0.383 -0.115
\tau_1/\tau_2 0.390 0.828 1.184
Q_{PAH} 0.751 1.558 3.075
U_{min} 1.949 5.728 12.293
{\rm log}_{10}(\gamma_e)\, -3.674 -2.758 -1.817

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.272 -1.861 -1.501
{\rm log}_{10}(\tau_{AGN})\, 0.999 1.349 1.699

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.275 0.379 0.661
0.03-0.10 Gyr -0.965 0.054 0.505
0.10-0.33 Gyr -0.980 0.028 0.496
0.33-1.09 Gyr -0.674 0.115 0.565
1.09-3.62 Gyr -0.270 0.524 0.846
3.62-11.98 Gyr 0.627 0.914 1.053
11.98-13.31 Gyr 0.615 1.092 1.743