2025xur

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Information

Transient

Name: AT2025xur
Right ascension: 0h16m00.11s
Declination: -52d08m43.48s
Discovery Date: Sept. 15, 2025, 2:39 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.016

Host

Name: 129174
Right ascension: 0h16m01.02s
Declination: -52d09m10.94s
Redshift: None
Photometric Redshift: 0.032
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 4.9
Transient MWEBV processed 0.12
Host match processed 3.73
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.51
Global aperture photometry processed 2.23
Validate global photometry processed 6.86
Global host SED inference processed 374.48
Local aperture photometry processed 2.13
Validate local photometry processed 0.02
Local host SED inference processed 997.99
 

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) = 0h16m00.11s, -52d08m43.48s
semi major axis, semi minor axis (arcsec) = 3.14, 3.14
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 16.88 0.19 20.831 0.012 AB
DES_r 64.99 0.33 19.368 0.006 AB
DES_z 139.61 1.91 18.538 0.015 AB
2MASS_J 198.03 97.04 17.263 0.532 Vega
2MASS_H 98.69 148.31 17.547 1.631 Vega
2MASS_K 288.28 139.0 15.913 0.523 Vega

Aperture details

RA, DEC (J2000) = 0h16m01.04s, -52d09m11.12s
semi major axis, semi minor axis (arcsec) = 15.64, 13.67
angle (degrees, anti-clockwise from east) = 169.05

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 156.45 8.79 18.414 0.061 AB
GALEX_NUV 208.6 5.91 18.102 0.031 AB
DES_g 1373.12 1.27 16.056 0.001 AB
DES_r 2284.65 1.81 15.503 0.001 AB
DES_z 3125.76 8.96 15.163 0.003 AB
2MASS_J 4800.78 459.76 13.802 0.104 Vega
2MASS_H 4848.37 701.87 13.318 0.157 Vega
2MASS_K 3994.51 658.24 13.059 0.179 Vega
WISE_W1 1864.23 33.65 13.025 0.020 Vega
WISE_W2 1055.12 36.78 13.003 0.038 Vega
WISE_W3 4101.01 158.23 9.694 0.042 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})\, 9.026 9.176 9.348
{\rm log}_{10}({\rm SFR}) -1.496 -0.922 -0.476
{\rm log}_{10}({\rm sSFR}) -10.713 -10.082 -9.605
{\rm stellar\ age} 7.380 9.372 12.524

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.734 -1.217 -0.527
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.055 0.240 0.410

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.529 1.998 2.341
\delta -0.385 -0.229 -0.068
\tau_1/\tau_2 0.397 0.766 1.124
Q_{PAH} 0.268 1.028 2.608
U_{min} 2.639 8.197 15.254
{\rm log}_{10}(\gamma_e)\, -3.576 -2.547 -1.339

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.933 -2.362 -0.263
{\rm log}_{10}(\tau_{AGN})\, 0.916 1.270 1.841

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.151 -0.540 -0.072
0.03-0.10 Gyr -3.442 -1.811 -0.959
0.10-0.33 Gyr -4.814 -2.345 -1.306
0.33-1.10 Gyr -5.294 -2.329 -1.310
1.10-3.62 Gyr -4.803 -2.136 -0.958
3.62-12.00 Gyr -2.723 -0.978 -0.627
12.00-13.33 Gyr -1.129 -0.103 0.426

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.929 10.027 10.117
{\rm log}_{10}({\rm SFR}) -0.325 -0.085 0.155
{\rm log}_{10}({\rm sSFR}) -10.369 -10.110 -9.812
{\rm stellar\ age} 6.532 7.591 8.993

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.010 -0.688 -0.497
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.743 -1.447 0.048

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.154 0.274 0.450
\delta -0.514 -0.129 0.159
\tau_1/\tau_2 0.577 0.919 1.301
Q_{PAH} 0.326 1.065 2.393
U_{min} 3.074 7.761 14.458
{\rm log}_{10}(\gamma_e)\, -2.937 -2.212 -1.610

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.551 -3.871 -2.937
{\rm log}_{10}(\tau_{AGN})\, 1.052 1.597 1.973

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.346 -0.116 0.050
0.03-0.10 Gyr -0.480 -0.071 0.236
0.10-0.33 Gyr -0.679 -0.178 0.167
0.33-1.10 Gyr -0.796 -0.269 0.033
1.10-3.62 Gyr -0.611 -0.118 0.132
3.62-12.00 Gyr -0.088 0.133 0.281
12.00-13.33 Gyr -0.219 0.263 0.758