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: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.45
Transient MWEBV processed 0.13
Host match processed 5.82
Host information processed 0.14
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 2.47
Validate global photometry processed 9.04
Global host SED inference processed 422.11
Local aperture photometry processed 2.49
Validate local photometry processed 0.01
Local host SED inference not enough filters 20.1
 

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

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Spectral Energy Distribution

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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