2025zsl results

Information

Transient
Name:AT2025zsl
Right ascension: 1h28m22.53s
Declination:-35d59m25.67s
Discovery Date:Oct. 4, 2025, 10:11 a.m.
Classification:None
Redshift:None
MW E(B-V):0.018
Host
Name:ESO353-005
Right ascension: 1h28m22.74s
Declination:-35d59m27.21s
Redshift:0.017288
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 3.31
Transient MWEBV processed 0.04
Host match processed 5.54
Host information processed 0.12
Host MWEBV processed 0.05
Global aperture construction processed 0.15
Global aperture photometry processed 0.96
Validate global photometry processed 1.08
Global host SED inference processed 1870.59
Local aperture photometry processed 0.83
Validate local photometry processed 0.01
Local host SED inference processed 520.62
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):1h28m22.53s, -35d59m25.67s
semi major axis, semi minor axis (arcsec):5.69, 5.69
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.45 3.23 21.352 0.335 AB
GALEX_NUV 41.23 3.73 19.862 0.098 AB
2MASS_J 18735.87 147.33 12.323 0.009 Vega
2MASS_H 23159.71 242.4 11.621 0.011 Vega
2MASS_K 19533.26 265.02 11.335 0.015 Vega

Aperture details

RA, DEC (J2000):1h28m22.76s, -35d59m27.42s
semi major axis, semi minor axis (arcsec):19.25, 15.15
angle (degrees, anti-clockwise from east):-162.31
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 27.58 5.24 20.299 0.206 AB
GALEX_NUV 100.9 6.69 18.890 0.072 AB
2MASS_J 37704.19 425.21 11.564 0.012 Vega
2MASS_H 47038.16 714.3 10.851 0.016 Vega
2MASS_K 38371.75 785.39 10.602 0.022 Vega
WISE_W1 17186.06 80.44 10.613 0.005 Vega
WISE_W2 9369.65 77.41 10.632 0.009 Vega
WISE_W3 4557.42 194.0 9.579 0.046 Vega
WISE_W4 4304.89 997.89 8.195 0.252 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.953 10.202 10.358
{\rm log}_{10}({\rm SFR}) -0.628 0.074 0.630
{\rm log}_{10}({\rm sSFR}) -10.884 -10.118 -9.515
{\rm stellar\ age} 3.114 7.085 8.966

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.129 -0.410 -0.031
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.183 -0.530 -0.062

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.671 1.056 1.456
\delta -0.734 -0.531 -0.341
\tau_1/\tau_2 0.386 0.761 1.196
Q_{PAH} 0.539 1.986 4.047
U_{min} 2.765 8.023 15.149
{\rm log}_{10}(\gamma_e)\, -3.287 -1.938 -1.084

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.467 -3.238 -0.845
{\rm log}_{10}(\tau_{AGN})\, 0.966 1.540 1.986

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.507 0.185 0.572
0.03-0.10 Gyr -1.483 -0.258 0.650
0.10-0.33 Gyr -1.470 -0.267 0.448
0.33-1.10 Gyr -1.293 -0.040 0.519
1.10-3.67 Gyr -1.297 0.092 0.451
3.67-12.18 Gyr -1.190 0.188 0.487
12.18-13.53 Gyr -1.057 0.258 0.978

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.507 10.627 10.769
{\rm log}_{10}({\rm SFR}) -3.277 -1.927 -1.130
{\rm log}_{10}({\rm sSFR}) -13.939 -12.540 -11.729
{\rm stellar\ age} 7.432 8.883 12.795

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.626 -0.379 -0.153
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.433 -0.578 0.107

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.053 0.170 0.329
\delta -0.849 -0.392 0.096
\tau_1/\tau_2 0.291 0.764 1.318
Q_{PAH} 0.163 0.628 2.052
U_{min} 2.709 7.860 15.500
{\rm log}_{10}(\gamma_e)\, -3.431 -2.523 -1.434

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.564 -3.723 -2.779
{\rm log}_{10}(\tau_{AGN})\, 1.194 1.695 2.006

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.595 -2.275 -1.375
0.03-0.10 Gyr -3.874 -1.992 -1.049
0.10-0.33 Gyr -3.692 -1.806 -0.841
0.33-1.10 Gyr -3.477 -1.421 -0.325
1.10-3.67 Gyr -2.975 -0.632 0.558
3.67-12.18 Gyr -1.275 0.608 0.852
12.18-13.53 Gyr 0.159 1.108 1.876