2025xlo

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Information

Transient

Name: AT2025xlo
Right ascension: 23h26m06.59s
Declination: -52d13m48.34s
Discovery Date: Sept. 13, 2025, 6:27 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.013

Host

Name: 447006
Right ascension: 23h26m06.52s
Declination: -52d13m44.18s
Redshift: 0.056612
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.02
Transient MWEBV processed 0.04
Host match processed 3.84
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.61
Global aperture photometry processed 2.67
Validate global photometry processed 8.11
Global host SED inference processed 703.91
Local aperture photometry processed 2.41
Validate local photometry processed 0.02
Local host SED inference processed 474.6
 

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) = 23h26m06.59s, -52d13m48.34s
semi major axis, semi minor axis (arcsec) = 1.82, 1.82
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 61.19 0.29 19.433 0.005 AB
DES_r 124.15 0.43 18.665 0.004 AB
DES_z 203.71 2.08 18.127 0.011 AB

Aperture details

RA, DEC (J2000) = 23h26m06.57s, -52d13m44.06s
semi major axis, semi minor axis (arcsec) = 17.14, 15.62
angle (degrees, anti-clockwise from east) = 165.55

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 121.98 5.09 18.684 0.045 AB
DES_r 2924.2 2.26 15.235 0.001 AB
2MASS_H 7676.27 654.22 12.820 0.093 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})\, 9.358 9.505 9.644
{\rm log}_{10}({\rm SFR}) -1.845 -0.838 -0.202
{\rm log}_{10}({\rm sSFR}) -11.408 -10.411 -9.669
{\rm stellar\ age} 6.107 7.697 10.989

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.673 -1.025 -0.602
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.745 -0.381 0.282

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.317 0.780 1.119
\delta -0.563 -0.212 0.208
\tau_1/\tau_2 0.639 1.031 1.427
Q_{PAH} 0.915 2.791 5.505
U_{min} 2.846 7.844 15.087
{\rm log}_{10}(\gamma_e)\, -3.168 -1.994 -0.768

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.621 -1.549 -0.329
{\rm log}_{10}(\tau_{AGN})\, 1.009 1.514 1.972

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.823 -0.851 -0.393
0.03-0.10 Gyr -2.172 -0.937 -0.142
0.10-0.33 Gyr -2.558 -1.107 -0.370
0.33-1.08 Gyr -2.806 -1.143 -0.512
1.08-3.56 Gyr -2.584 -0.848 -0.396
3.56-11.70 Gyr -1.171 -0.462 -0.221
11.70-13.00 Gyr -0.877 -0.219 0.641

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.644 10.787 10.923
{\rm log}_{10}({\rm SFR}) 0.166 0.729 1.274
{\rm log}_{10}({\rm sSFR}) -10.656 -10.095 -9.452
{\rm stellar\ age} 4.759 7.196 9.379

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.944 -0.392 -0.079
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.377 -0.268 0.245

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.273 0.699 1.056
\delta -0.644 -0.211 0.130
\tau_1/\tau_2 0.427 0.895 1.385
Q_{PAH} 0.444 2.116 4.383
U_{min} 2.269 7.159 14.332
{\rm log}_{10}(\gamma_e)\, -3.504 -2.373 -1.143

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.261 -1.668 -0.811
{\rm log}_{10}(\tau_{AGN})\, 0.919 1.500 1.965

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.018 0.688 1.143
0.03-0.10 Gyr -0.101 0.665 1.350
0.10-0.33 Gyr -0.506 0.443 1.057
0.33-1.08 Gyr -0.788 0.365 1.008
1.08-3.56 Gyr -0.480 0.639 1.080
3.56-11.70 Gyr 0.053 0.805 1.050
11.70-13.00 Gyr -0.038 0.934 1.684