2025kzf

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Information

Transient

Name: AT2025kzf
Right ascension: 8h52m09.78s
Declination: 29d25m20.84s
Discovery Date: May 20, 2025, 4:55 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.029

Host

Name: 2025kzf
Right ascension: 8h52m09.77s
Declination: 29d25m21.45s
Redshift: 0.085404
Photometric Redshift: 0.096
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.31
Transient MWEBV processed 0.05
Host match processed 2.23
Host information processed 0.08
Host MWEBV processed 0.09
Global aperture construction processed 0.69
Global aperture photometry processed 5.6
Validate global photometry processed 17.33
Global host SED inference processed 441.38
Local aperture photometry processed 5.51
Validate local photometry processed 0.02
Local host SED inference processed 573.59
 

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) = 8h52m09.78s, 29d25m20.84s
semi major axis, semi minor axis (arcsec) = 1.25, 1.25
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 140.72 0.45 18.529 0.003 AB
PanSTARRS_i 213.27 0.56 18.078 0.003 AB
PanSTARRS_z 293.41 0.91 17.731 0.003 AB
DES_z 407.09 4.02 17.376 0.011 AB
PanSTARRS_y 370.01 2.35 17.479 0.007 AB

Aperture details

RA, DEC (J2000) = 8h52m09.84s, 29d25m21.75s
semi major axis, semi minor axis (arcsec) = 14.09, 5.02
angle (degrees, anti-clockwise from east) = -103.57

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.12 0.6 23.775 0.578 AB
GALEX_NUV 5.07 0.76 22.137 0.164 AB
SDSS_u 96.24 6.29 18.942 0.071 AB
SDSS_g 370.79 5.53 17.477 0.016 AB
PanSTARRS_g 412.84 2.33 17.361 0.006 AB
SDSS_r 871.18 8.53 16.550 0.011 AB
PanSTARRS_r 884.8 2.53 16.533 0.003 AB
SDSS_i 1315.12 11.02 16.103 0.009 AB
PanSTARRS_i 1283.31 3.36 16.129 0.003 AB
PanSTARRS_z 1684.95 5.6 15.834 0.004 AB
SDSS_z 1626.33 25.39 15.872 0.017 AB
DES_z 1853.21 8.97 15.730 0.005 AB
PanSTARRS_y 2045.66 15.44 15.623 0.008 AB
2MASS_J 2604.14 198.22 14.466 0.083 Vega
2MASS_H 3251.34 324.48 13.752 0.108 Vega
2MASS_K 2765.77 314.93 13.458 0.124 Vega
WISE_W1 1375.93 28.52 13.355 0.023 Vega
WISE_W2 890.25 36.37 13.187 0.044 Vega
WISE_W3 1159.58 142.72 11.065 0.134 Vega
WISE_W4 551.8 795.12 10.426 1.564 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.008 10.249 10.395
{\rm log}_{10}({\rm SFR}) -1.179 -0.164 0.816
{\rm log}_{10}({\rm sSFR}) -11.497 -10.449 -9.361
{\rm stellar\ age} 4.230 7.278 9.763

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.581 -0.071 0.134
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.401 -0.549 0.197

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.572 1.232 1.872
\delta -0.361 -0.091 0.249
\tau_1/\tau_2 0.685 1.072 1.497
Q_{PAH} 0.790 2.823 5.110
U_{min} 3.166 8.795 16.319
{\rm log}_{10}(\gamma_e)\, -3.233 -1.987 -0.724

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.126 -2.270 -0.234
{\rm log}_{10}(\tau_{AGN})\, 1.068 1.469 1.972

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.866 -0.731 0.107
0.03-0.10 Gyr -1.258 -0.108 0.944
0.10-0.33 Gyr -1.275 -0.167 0.681
0.33-1.07 Gyr -1.765 -0.325 0.474
1.07-3.48 Gyr -1.923 -0.211 0.392
3.48-11.37 Gyr -1.197 0.272 0.524
11.37-12.63 Gyr -0.814 0.460 1.241

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.848 10.903 11.002
{\rm log}_{10}({\rm SFR}) -3.195 -1.418 -0.854
{\rm log}_{10}({\rm sSFR}) -14.142 -12.363 -11.736
{\rm stellar\ age} 7.485 9.297 11.958

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.754 -0.524 -0.373
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.487 -0.546 0.240

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.199 0.314 0.457
\delta -0.435 -0.113 0.088
\tau_1/\tau_2 0.533 0.942 1.372
Q_{PAH} 0.484 1.892 4.508
U_{min} 3.099 8.880 16.879
{\rm log}_{10}(\gamma_e)\, -2.800 -1.467 -0.513

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.899 -2.604 -1.750
{\rm log}_{10}(\tau_{AGN})\, 1.101 1.525 1.916

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.877 -1.788 -0.945
0.03-0.10 Gyr -3.988 -1.528 -0.784
0.10-0.33 Gyr -4.505 -1.798 -0.759
0.33-1.07 Gyr -4.724 -1.918 -0.744
1.07-3.48 Gyr -3.179 -1.243 0.102
3.48-11.37 Gyr -1.073 0.970 1.172
11.37-12.63 Gyr 0.582 1.663 2.141