2025qkh

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Information

Transient

Name: AT2025qkh
Right ascension: 12h41m52.96s
Declination: -2d45m35.82s
Discovery Date: April 23, 2025, 8:07 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.030

Host

Name:
Right ascension: 12h41m53.10s
Declination: -2d45m35.05s
Redshift: None
Photometric Redshift: 0.107
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 22.57
Transient MWEBV processed 0.06
Host match processed 6.67
Host information processed 0.19
Host MWEBV processed 0.09
Global aperture construction processed 0.65
Global aperture photometry processed 6.41
Validate global photometry processed 24.5
Global host SED inference processed 428.06
Local aperture photometry processed 7.03
Validate local photometry processed 0.03
Local host SED inference processed 532.13
 

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) = 12h41m52.96s, -2d45m35.82s
semi major axis, semi minor axis (arcsec) = 1.02, 1.02
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 6.76 0.63 21.826 0.102 AB
PanSTARRS_y 8.51 1.28 21.575 0.163 AB

Aperture details

RA, DEC (J2000) = 12h41m53.10s, -2d45m34.87s
semi major axis, semi minor axis (arcsec) = 6.06, 2.22
angle (degrees, anti-clockwise from east) = -105.1

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.77 2.31 22.204 0.527 AB
GALEX_NUV 7.19 2.58 21.758 0.389 AB
SDSS_u 10.72 2.81 21.325 0.285 AB
SDSS_g 28.18 1.8 20.275 0.069 AB
DES_g 27.54 0.45 20.300 0.018 AB
PanSTARRS_g 28.75 0.71 20.253 0.027 AB
SDSS_r 35.68 2.48 20.019 0.075 AB
PanSTARRS_r 38.62 0.94 19.933 0.027 AB
DES_r 40.85 1.26 19.872 0.034 AB
SDSS_i 56.62 3.78 19.518 0.072 AB
PanSTARRS_i 48.86 1.56 19.678 0.035 AB
PanSTARRS_z 47.51 2.29 19.708 0.052 AB
SDSS_z 44.55 12.48 19.778 0.304 AB
DES_z 50.75 1.92 19.636 0.041 AB
PanSTARRS_y 56.55 4.4 19.519 0.084 AB
2MASS_J 153.93 108.0 17.537 0.762 Vega
2MASS_H 230.41 163.87 16.626 0.772 Vega
2MASS_K 276.65 207.78 15.957 0.815 Vega
WISE_W1 113.79 13.82 16.061 0.132 Vega
WISE_W2 74.92 16.56 15.874 0.240 Vega
WISE_W3 10.44 62.05 16.179 6.451 Vega
WISE_W4 343.74 424.5 10.939 1.341 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})\, 7.852 8.352 8.662
{\rm log}_{10}({\rm SFR}) -1.126 -0.649 -0.223
{\rm log}_{10}({\rm sSFR}) -9.621 -8.992 -8.174
{\rm stellar\ age} 0.864 5.170 7.360

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.532 -0.740 -0.031
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.334 -0.581 0.110

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.714 1.204 1.828
\delta -0.311 0.084 0.303
\tau_1/\tau_2 0.436 0.875 1.357
Q_{PAH} 0.644 2.009 4.554
U_{min} 3.225 8.542 15.697
{\rm log}_{10}(\gamma_e)\, -3.125 -2.001 -0.839

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.337 -0.586 0.093
{\rm log}_{10}(\tau_{AGN})\, 1.145 1.476 1.896

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.945 -0.359 0.104
0.03-0.10 Gyr -2.767 -1.242 -0.508
0.10-0.32 Gyr -3.847 -1.742 -0.988
0.32-1.06 Gyr -4.266 -1.882 -1.263
1.06-3.43 Gyr -4.181 -1.859 -1.273
3.43-11.13 Gyr -4.064 -1.842 -1.222
11.13-12.37 Gyr -4.017 -1.839 -0.924

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.667 8.911 9.142
{\rm log}_{10}({\rm SFR}) -0.685 -0.100 0.425
{\rm log}_{10}({\rm sSFR}) -9.701 -9.066 -8.192
{\rm stellar\ age} 0.210 0.985 3.860

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.603 -1.024 -0.310
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.567 -0.981 -0.082

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.459 0.750 1.063
\delta -0.385 -0.090 0.177
\tau_1/\tau_2 0.668 1.063 1.471
Q_{PAH} 2.427 4.314 5.986
U_{min} 3.704 9.959 17.626
{\rm log}_{10}(\gamma_e)\, -2.539 -1.188 -0.391

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.127 -1.387 -0.674
{\rm log}_{10}(\tau_{AGN})\, 0.879 1.302 1.824

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.727 -0.334 -0.106
0.03-0.10 Gyr -1.163 -0.032 0.563
0.10-0.32 Gyr -0.641 0.145 0.582
0.32-1.06 Gyr -3.137 -0.854 -0.054
1.06-3.43 Gyr -5.321 -1.979 -0.819
3.43-11.13 Gyr -6.028 -2.449 -1.165
11.13-12.37 Gyr -6.295 -2.372 -1.021