2025qkz

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Information

Transient

Name: AT2025qkz
Right ascension: 23h06m33.76s
Declination: -4d19m28.87s
Discovery Date: July 3, 2025, 9:05 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.041

Host

Name:
Right ascension: 23h06m32.86s
Declination: -4d19m44.21s
Redshift: 0.092054
Photometric Redshift: 0.101
 

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
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 6.26
Cutout download processed 20.56
Global aperture construction processed 0.66
Local aperture photometry processed 6.82
Global aperture photometry processed 6.05
Validate local photometry processed 0.02
Validate global photometry processed 15.54
Host information processed 0.15
Global host SED inference processed 517.24
Local host SED inference processed 1339.75
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Processing status completed 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) = 23h06m33.76s, -4d19m28.87s
semi major axis, semi minor axis (arcsec) = 1.17, 1.17
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 0.29 0.1 25.243 0.362 AB
DES_r 0.48 0.13 24.689 0.285 AB
PanSTARRS_i -0.11 0.44 AB
PanSTARRS_z -1.22 0.9 AB
DES_z 0.75 0.33 24.215 0.486 AB
PanSTARRS_y -1.42 2.31 AB

Aperture details

RA, DEC (J2000) = 23h06m32.85s, -4d19m44.10s
semi major axis, semi minor axis (arcsec) = 8.14, 6.97
angle (degrees, anti-clockwise from east) = -33.53

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 64.9 9.38 19.369 0.157 AB
SDSS_g 463.97 6.11 17.234 0.014 AB
DES_g 555.72 1.31 17.038 0.003 AB
PanSTARRS_g 584.83 2.4 16.982 0.004 AB
SDSS_r 1170.83 9.99 16.229 0.009 AB
PanSTARRS_r 1223.25 1.59 16.181 0.001 AB
DES_r 1362.83 2.79 16.064 0.002 AB
SDSS_i 1775.05 12.93 15.777 0.008 AB
PanSTARRS_i 1820.18 2.94 15.750 0.002 AB
PanSTARRS_z 2450.65 5.89 15.427 0.003 AB
SDSS_z 2460.47 34.9 15.422 0.015 AB
DES_z 2580.2 8.9 15.371 0.004 AB
PanSTARRS_y 2795.28 14.74 15.284 0.006 AB
2MASS_J 3546.55 185.85 14.131 0.057 Vega
2MASS_H 4154.77 317.65 13.486 0.083 Vega
2MASS_K 5061.96 323.89 12.801 0.069 Vega
WISE_W1 1722.62 29.4 13.111 0.019 Vega
WISE_W2 1023.48 30.94 13.036 0.033 Vega
WISE_W3 79.68 89.63 13.973 1.221 Vega
WISE_W4 250.24 510.84 11.284 2.216 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.440 7.790 8.477
{\rm log}_{10}({\rm SFR}) -0.743 -0.437 -0.126
{\rm log}_{10}({\rm sSFR}) -8.926 -7.986 -7.961
{\rm stellar\ age} 0.015 0.298 7.471

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.770 -0.267 0.036
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.305 -0.701 -0.052

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 2.397 3.023 3.613
\delta 0.239 0.328 0.379
\tau_1/\tau_2 0.429 0.714 1.001
Q_{PAH} 0.455 1.771 4.507
U_{min} 3.434 9.889 18.527
{\rm log}_{10}(\gamma_e)\, -3.222 -1.861 -0.531

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.225 -0.385 0.132
{\rm log}_{10}(\tau_{AGN})\, 1.018 1.490 1.898

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.269 0.061 0.380
0.03-0.10 Gyr -4.174 -2.853 -1.306
0.10-0.33 Gyr -7.392 -5.111 -2.504
0.33-1.06 Gyr -8.654 -5.693 -2.649
1.06-3.46 Gyr -9.507 -5.285 -2.268
3.46-11.30 Gyr -9.766 -4.777 -1.733
11.30-12.55 Gyr -10.260 -4.240 -1.147

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.875 10.992 11.063
{\rm log}_{10}({\rm SFR}) -1.707 -0.424 0.198
{\rm log}_{10}({\rm sSFR}) -12.650 -11.418 -10.803
{\rm stellar\ age} 5.557 7.200 8.839

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.197 -0.912 -0.723
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.244 -0.724 -0.222

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.425 0.563 0.740
\delta -0.960 -0.857 -0.664
\tau_1/\tau_2 0.476 0.836 1.242
Q_{PAH} 0.312 1.422 2.996
U_{min} 2.923 9.056 17.202
{\rm log}_{10}(\gamma_e)\, -2.421 -1.549 -1.007

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.424 -3.500 -2.478
{\rm log}_{10}(\tau_{AGN})\, 1.120 1.614 1.952

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.182 -0.464 0.073
0.03-0.10 Gyr -2.707 -0.511 0.263
0.10-0.33 Gyr -2.077 -0.118 0.727
0.33-1.06 Gyr -1.461 0.251 0.924
1.06-3.46 Gyr -0.301 0.859 1.307
3.46-11.30 Gyr 0.206 1.133 1.304
11.30-12.55 Gyr -0.590 1.070 1.833