2025zkr

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Information

Transient

Name: AT2025zkr
Right ascension: 22h57m48.53s
Declination: -49d24m45.56s
Discovery Date: Oct. 1, 2025, 12:20 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.008

Host

Name:
Right ascension: 22h57m48.75s
Declination: -49d24m45.97s
Redshift: None
Photometric Redshift: 0.103
 

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
processed
status
Local host SED inference
Local host SED inference
not enough filters
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 5.82
Cutout download processed 5.45
Global aperture construction processed 0.67
Local aperture photometry processed 2.49
Global aperture photometry processed 2.47
Validate local photometry processed 0.01
Validate global photometry processed 9.04
Host information processed 0.14
Global host SED inference processed 422.11
Local host SED inference not enough filters 20.1
Transient information processed 0.0
Transient MWEBV processed 0.13
Host MWEBV processed 0.04
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) = 22h57m48.53s, -49d24m45.56s
semi major axis, semi minor axis (arcsec) = 1.06, 1.06
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 24.42 0.61 20.430 0.027 AB

Aperture details

RA, DEC (J2000) = 22h57m48.76s, -49d24m45.94s
semi major axis, semi minor axis (arcsec) = 8.83, 8.01
angle (degrees, anti-clockwise from east) = 172.89

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 25.01 2.3 20.405 0.100 AB
DES_g 167.63 0.49 18.339 0.003 AB
DES_r 305.82 0.75 17.686 0.003 AB
DES_z 448.84 3.03 17.270 0.007 AB
2MASS_J 249.91 214.39 17.011 0.931 Vega
2MASS_H 773.92 254.27 15.311 0.357 Vega
2MASS_K 903.87 387.32 14.672 0.465 Vega
WISE_W1 270.91 14.76 15.119 0.059 Vega
WISE_W2 192.04 17.52 14.853 0.099 Vega
WISE_W4 -114.66 476.39 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})\, 10.155 10.233 10.311
{\rm log}_{10}({\rm SFR}) -0.352 -0.012 0.334
{\rm log}_{10}({\rm sSFR}) -10.606 -10.257 -9.904
{\rm stellar\ age} 6.319 7.236 8.948

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.033 -0.731 -0.489
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.994 -0.271 0.179

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.098 0.195 0.336
\delta -0.757 -0.384 0.050
\tau_1/\tau_2 0.683 1.053 1.432
Q_{PAH} 0.962 2.840 5.169
U_{min} 2.428 7.460 14.415
{\rm log}_{10}(\gamma_e)\, -2.741 -1.582 -0.461

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.805 -2.412 -1.448
{\rm log}_{10}(\tau_{AGN})\, 1.095 1.516 1.908

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.743 -0.224 0.111
0.03-0.10 Gyr -0.460 -0.002 0.454
0.10-0.33 Gyr -0.561 -0.009 0.356
0.33-1.06 Gyr -0.856 -0.161 0.194
1.06-3.44 Gyr -0.633 0.028 0.330
3.44-11.18 Gyr 0.132 0.378 0.522
11.18-12.42 Gyr -0.077 0.506 1.134