2025lza results

Information

Transient
Name:AT2025lza
Right ascension: 19h24m58.30s
Declination:77d16m58.44s
Discovery Date:May 25, 2025, 9:20 a.m.
Classification:None
Redshift:None
MW E(B-V):0.076
Host
Name:2025lza
Right ascension: 19h24m54.96s
Declination:77d16m41.29s
Redshift:0.052430
Photometric Redshift:0.042
 

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 14.06
Transient MWEBV processed 0.09
Host match processed 2.25
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.66
Global aperture photometry processed 4.89
Validate global photometry processed 11.06
Global host SED inference processed 395.62
Local aperture photometry processed 5.51
Validate local photometry processed 0.02
Local host SED inference processed 637.02
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):19h24m58.30s, 77d16m58.44s
semi major axis, semi minor axis (arcsec):1.96, 1.96
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 7.72 2.13 21.681 0.299 AB
SDSS_g 15.37 1.21 20.933 0.085 AB
PanSTARRS_g 15.55 0.54 20.921 0.038 AB
SDSS_r 26.87 1.7 20.327 0.069 AB
PanSTARRS_r 26.57 0.72 20.339 0.029 AB
SDSS_i 38.36 2.35 19.940 0.067 AB
PanSTARRS_i 34.34 0.72 20.061 0.023 AB
PanSTARRS_z 41.15 1.88 19.864 0.049 AB
SDSS_z 50.76 6.31 19.636 0.135 AB
PanSTARRS_y 28.58 4.9 20.260 0.186 AB

Aperture details

RA, DEC (J2000):19h24m55.15s, 77d16m42.00s
semi major axis, semi minor axis (arcsec):30.02, 17.43
angle (degrees, anti-clockwise from east):-145.99
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 177.44 8.46 18.277 0.052 AB
GALEX_NUV 263.21 2.73 17.849 0.011 AB
PanSTARRS_g 3398.77 6.34 15.072 0.002 AB
PanSTARRS_r 6155.95 8.13 14.427 0.001 AB
PanSTARRS_i 8707.14 8.13 14.050 0.001 AB
PanSTARRS_z 9838.03 22.04 13.918 0.002 AB
PanSTARRS_y 11409.0 57.68 13.757 0.005 AB
WISE_W1 9015.92 50.94 11.313 0.006 Vega
WISE_W2 5670.22 51.03 11.177 0.010 Vega
WISE_W3 19723.07 135.97 7.989 0.007 Vega
WISE_W4 21112.7 937.53 6.469 0.048 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.568 8.695 8.810
{\rm log}_{10}({\rm SFR}) -2.581 -1.865 -1.120
{\rm log}_{10}({\rm sSFR}) -11.321 -10.567 -9.847
{\rm stellar\ age} 4.895 7.078 8.922

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.650 -1.236 -0.811
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.912 -1.653 -0.727

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.164 0.438 0.932
\delta -0.325 0.069 0.317
\tau_1/\tau_2 0.654 1.036 1.411
Q_{PAH} 0.970 2.915 5.376
U_{min} 3.643 9.045 16.466
{\rm log}_{10}(\gamma_e)\, -2.892 -1.718 -0.524

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.270 -0.173 0.288
{\rm log}_{10}(\tau_{AGN})\, 1.153 1.514 2.031

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.234 -2.117 -1.465
0.03-0.10 Gyr -2.733 -1.857 -1.049
0.10-0.33 Gyr -2.476 -1.672 -1.005
0.33-1.08 Gyr -2.633 -1.659 -1.088
1.08-3.57 Gyr -2.374 -1.375 -1.038
3.57-11.75 Gyr -1.973 -1.236 -1.043
11.75-13.06 Gyr -2.062 -1.185 -0.504

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.001 11.080 11.177
{\rm log}_{10}({\rm SFR}) 0.575 0.850 1.195
{\rm log}_{10}({\rm sSFR}) -10.501 -10.222 -9.899
{\rm stellar\ age} 6.101 7.323 9.012

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.786 -0.532 -0.336
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.797 -0.598 0.335

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.268 0.386 0.545
\delta -0.365 -0.141 0.088
\tau_1/\tau_2 0.529 0.875 1.240
Q_{PAH} 1.132 1.954 3.212
U_{min} 1.996 6.168 13.098
{\rm log}_{10}(\gamma_e)\, -3.484 -2.534 -1.790

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.391 -1.999 -1.753
{\rm log}_{10}(\tau_{AGN})\, 0.841 1.150 1.567

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.354 0.764 1.013
0.03-0.10 Gyr 0.293 0.867 1.315
0.10-0.33 Gyr -0.021 0.735 1.134
0.33-1.08 Gyr 0.034 0.746 1.071
1.08-3.57 Gyr 0.378 1.029 1.308
3.57-11.75 Gyr 0.877 1.174 1.330
11.75-13.06 Gyr 0.740 1.286 1.892