2025kav

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Information

Transient

Name: AT2025kav
Right ascension: 14h48m12.57s
Declination: 15d33m55.68s
Discovery Date: April 28, 2025, 8:59 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.031

Host

Name: 2025kav
Right ascension: 14h48m12.25s
Declination: 15d33m51.71s
Redshift: 0.046003
Photometric Redshift: 0.045
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.94
Transient MWEBV processed 0.04
Host match processed 2.07
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 7.2
Validate global photometry processed 19.52
Global host SED inference processed 367.0
Local aperture photometry processed 7.07
Validate local photometry processed 0.03
Local host SED inference processed 519.56
 

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) = 14h48m12.57s, 15d33m55.68s
semi major axis, semi minor axis (arcsec) = 2.21, 2.21
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 81.98 3.1 19.116 0.041 AB
SDSS_g 208.96 3.79 18.100 0.020 AB
DES_g 206.71 0.67 18.112 0.004 AB
PanSTARRS_g 194.82 0.79 18.176 0.004 AB
SDSS_r 234.12 4.09 17.976 0.019 AB
PanSTARRS_r 234.12 0.8 17.976 0.004 AB
DES_r 247.1 1.16 17.918 0.005 AB
SDSS_i 258.57 4.52 17.869 0.019 AB
PanSTARRS_i 250.09 0.88 17.905 0.004 AB
PanSTARRS_z 265.5 1.64 17.840 0.007 AB
SDSS_z 301.63 7.68 17.701 0.028 AB
DES_z 286.89 2.88 17.756 0.011 AB
PanSTARRS_y 298.5 4.09 17.713 0.015 AB

Aperture details

RA, DEC (J2000) = 14h48m12.29s, 15d33m54.45s
semi major axis, semi minor axis (arcsec) = 11.65, 8.55
angle (degrees, anti-clockwise from east) = -134.52

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 440.63 24.35 17.290 0.060 AB
GALEX_NUV 616.87 3.65 16.925 0.006 AB
SDSS_u 914.96 12.27 16.496 0.015 AB
SDSS_g 2215.8 12.49 15.536 0.006 AB
DES_g 2219.42 2.25 15.534 0.001 AB
PanSTARRS_g 2224.89 3.52 15.532 0.002 AB
SDSS_r 2581.14 13.91 15.370 0.006 AB
PanSTARRS_r 2731.85 3.45 15.309 0.001 AB
DES_r 2813.55 4.0 15.277 0.002 AB
SDSS_i 3036.14 16.32 15.194 0.006 AB
PanSTARRS_i 3031.86 3.88 15.196 0.001 AB
PanSTARRS_z 3158.52 7.29 15.151 0.003 AB
SDSS_z 3380.9 32.01 15.077 0.010 AB
DES_z 3319.89 9.94 15.097 0.003 AB
PanSTARRS_y 3655.56 18.41 14.993 0.005 AB
2MASS_J 3716.08 205.73 14.080 0.060 Vega
2MASS_H 4081.7 335.42 13.505 0.089 Vega
2MASS_K 3493.89 388.39 13.204 0.121 Vega
WISE_W1 1848.49 24.16 13.034 0.014 Vega
WISE_W2 1285.51 28.12 12.788 0.024 Vega
WISE_W3 7512.1 100.85 9.037 0.015 Vega
WISE_W4 21156.44 963.44 6.466 0.049 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})\, 8.542 8.847 9.091
{\rm log}_{10}({\rm SFR}) -0.836 -0.191 0.326
{\rm log}_{10}({\rm sSFR}) -9.750 -9.084 -8.247
{\rm stellar\ age} 0.244 2.109 5.316

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.548 -0.767 -0.165
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.640 -1.244 -0.243

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.113 0.266 0.606
\delta -0.760 -0.203 0.175
\tau_1/\tau_2 0.678 1.105 1.532
Q_{PAH} 0.824 2.445 4.771
U_{min} 3.114 8.727 16.703
{\rm log}_{10}(\gamma_e)\, -3.128 -1.661 -0.534

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.882 -2.128 -0.992
{\rm log}_{10}(\tau_{AGN})\, 0.904 1.348 1.851

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.947 -0.672 -0.445
0.03-0.10 Gyr -0.891 -0.077 0.473
0.10-0.33 Gyr -0.914 -0.137 0.289
0.33-1.09 Gyr -2.868 -0.925 -0.290
1.09-3.59 Gyr -3.932 -1.507 -0.699
3.59-11.83 Gyr -4.785 -1.985 -1.020
11.83-13.14 Gyr -4.739 -1.898 -0.904

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.689 9.818 9.948
{\rm log}_{10}({\rm SFR}) 0.599 0.880 1.112
{\rm log}_{10}({\rm sSFR}) -9.268 -8.960 -8.670
{\rm stellar\ age} 0.606 3.259 5.191

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.575 -0.349 -0.208
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.054 0.112 0.329

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.106 0.204 0.318
\delta -0.528 -0.154 0.101
\tau_1/\tau_2 0.817 1.188 1.555
Q_{PAH} 0.349 0.852 1.657
U_{min} 2.880 7.631 14.562
{\rm log}_{10}(\gamma_e)\, -2.567 -1.732 -1.212

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.528 -2.369 -1.802
{\rm log}_{10}(\tau_{AGN})\, 1.064 1.537 1.906

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.195 0.348 0.497
0.03-0.10 Gyr 0.688 1.004 1.250
0.10-0.33 Gyr 0.753 1.065 1.311
0.33-1.09 Gyr -1.144 0.017 0.520
1.09-3.59 Gyr -1.790 -0.399 0.019
3.59-11.83 Gyr -2.000 -0.552 -0.144
11.83-13.14 Gyr -2.107 -0.511 0.045