2025zld

Download data

Information

Transient

Name: AT2025zld
Right ascension: 9h48m21.85s
Declination: 27d02m57.38s
Discovery Date: Sept. 30, 2025, 12:23 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.020

Host

Name:
Right ascension: 9h48m22.01s
Declination: 27d02m56.32s
Redshift: None
Photometric Redshift: 0.117
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
no valid phot
 status
Local host SED inference
Local host SED inference
not processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 6.05
Cutout download processed 16.62
Global aperture construction processed 0.64
Local aperture photometry processed 5.35
Global aperture photometry processed 4.93
Validate local photometry no valid phot 0.02
Validate global photometry processed 15.14
Host information processed 0.15
Global host SED inference processed 385.22
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.08
Host MWEBV processed 0.05
Processing status blocked N/A N/A
 

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) = 9h48m21.85s, 27d02m57.38s
semi major axis, semi minor axis (arcsec) = 0.95, 0.95
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 9h48m21.98s, 27d02m56.45s
semi major axis, semi minor axis (arcsec) = 5.92, 4.93
angle (degrees, anti-clockwise from east) = -74.94

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 11.98 2.51 21.204 0.228 AB
GALEX_NUV 14.47 1.85 20.999 0.139 AB
SDSS_u 50.84 4.99 19.635 0.106 AB
SDSS_g 96.56 3.02 18.938 0.034 AB
PanSTARRS_g 104.47 1.23 18.852 0.013 AB
SDSS_r 179.76 4.36 18.263 0.026 AB
PanSTARRS_r 175.41 1.45 18.290 0.009 AB
SDSS_i 234.33 5.69 17.975 0.026 AB
PanSTARRS_i 228.71 1.93 18.002 0.009 AB
PanSTARRS_z 267.06 3.34 17.833 0.014 AB
SDSS_z 313.7 21.58 17.659 0.075 AB
PanSTARRS_y 309.81 7.46 17.672 0.026 AB
2MASS_J 435.8 102.83 16.407 0.256 Vega
2MASS_H 333.61 146.95 16.224 0.478 Vega
2MASS_K 506.62 159.8 15.300 0.342 Vega
WISE_W1 221.95 14.63 15.335 0.072 Vega
WISE_W2 150.07 18.98 15.120 0.137 Vega
WISE_W3 213.25 75.67 12.904 0.385 Vega
WISE_W4 422.4 441.0 10.716 1.134 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.085 10.153 10.227
{\rm log}_{10}({\rm SFR}) 0.189 0.496 0.759
{\rm log}_{10}({\rm sSFR}) -9.982 -9.648 -9.365
{\rm stellar\ age} 6.144 6.990 8.677

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.659 -0.349 -0.143
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.155 -0.423 -0.054

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.156 0.252 0.414
\delta -0.759 -0.462 -0.112
\tau_1/\tau_2 0.557 0.960 1.357
Q_{PAH} 1.168 2.874 5.096
U_{min} 2.783 7.560 15.189
{\rm log}_{10}(\gamma_e)\, -2.600 -1.626 -0.531

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.713 -2.213 -1.368
{\rm log}_{10}(\tau_{AGN})\, 1.064 1.495 1.882

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.665 -0.162 0.102
0.03-0.10 Gyr 0.298 0.629 0.906
0.10-0.32 Gyr -0.685 0.059 0.380
0.32-1.05 Gyr -0.984 -0.179 0.147
1.05-3.40 Gyr -0.675 -0.006 0.271
3.40-11.02 Gyr 0.020 0.277 0.403
11.02-12.25 Gyr -0.049 0.455 1.045