2025qkj

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Information

Transient

Name: AT2025qkj
Right ascension: 12h33m18.24s
Declination: 27d37m46.54s
Discovery Date: April 26, 2025, 10:14 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.014

Host

Name:
Right ascension: 12h33m18.23s
Declination: 27d37m45.58s
Redshift: None
Photometric Redshift: 0.094
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 47.85
Transient MWEBV processed 0.04
Host match processed 7.25
Host information processed 0.15
Host MWEBV processed 0.06
Global aperture construction processed 0.6
Global aperture photometry processed 5.3
Validate global photometry processed 14.88
Global host SED inference processed 425.78
Local aperture photometry processed 6.3
Validate local photometry processed 0.02
Local host SED inference processed 487.69
 

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) = 12h33m18.24s, 27d37m46.54s
semi major axis, semi minor axis (arcsec) = 1.14, 1.14
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 22.51 0.44 20.519 0.021 AB
PanSTARRS_i 23.18 0.33 20.487 0.015 AB
PanSTARRS_z 24.98 0.64 20.406 0.028 AB
DES_z 24.81 1.04 20.413 0.045 AB
PanSTARRS_y 30.15 1.34 20.202 0.048 AB

Aperture details

RA, DEC (J2000) = 12h33m18.23s, 27d37m45.63s
semi major axis, semi minor axis (arcsec) = 5.06, 3.11
angle (degrees, anti-clockwise from east) = -118.06

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 26.29 3.36 20.351 0.139 AB
SDSS_g 57.48 2.22 19.501 0.042 AB
DES_g 58.78 0.53 19.477 0.010 AB
PanSTARRS_g 54.17 1.02 19.566 0.020 AB
SDSS_r 60.97 2.64 19.437 0.047 AB
PanSTARRS_r 68.22 0.94 19.315 0.015 AB
DES_r 71.07 0.94 19.271 0.014 AB
SDSS_i 90.92 3.65 19.003 0.044 AB
PanSTARRS_i 79.92 1.09 19.143 0.015 AB
PanSTARRS_z 75.52 2.15 19.205 0.031 AB
SDSS_z 43.28 14.5 19.809 0.364 AB
DES_z 86.18 2.14 19.061 0.027 AB
PanSTARRS_y 80.32 4.51 19.138 0.061 AB
2MASS_J 21.33 118.63 19.683 6.039 Vega
2MASS_H 120.63 166.27 17.329 1.497 Vega
2MASS_K 422.39 196.95 15.498 0.506 Vega
WISE_W1 51.52 9.23 16.921 0.195 Vega
WISE_W2 49.25 12.6 16.330 0.278 Vega
WISE_W3 59.89 60.61 14.283 1.099 Vega
WISE_W4 530.99 367.17 10.467 0.751 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})\, 8.294 8.560 8.817
{\rm log}_{10}({\rm SFR}) -2.185 -1.136 0.000
{\rm log}_{10}({\rm sSFR}) -10.779 -9.732 -8.515
{\rm stellar\ age} 0.290 2.956 6.498

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.646 -1.063 -0.231
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.463 -0.746 0.001

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.099 0.301 0.735
\delta -0.703 -0.299 0.115
\tau_1/\tau_2 0.589 1.044 1.472
Q_{PAH} 1.170 3.194 5.623
U_{min} 3.220 8.983 16.390
{\rm log}_{10}(\gamma_e)\, -2.817 -1.730 -0.653

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.324 -0.336 0.063
{\rm log}_{10}(\tau_{AGN})\, 1.107 1.478 1.953

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.071 -1.588 -1.059
0.03-0.10 Gyr -2.632 -1.091 0.157
0.10-0.33 Gyr -2.392 -0.881 -0.053
0.33-1.06 Gyr -3.747 -1.221 -0.496
1.06-3.46 Gyr -4.576 -1.748 -0.998
3.46-11.27 Gyr -5.492 -2.010 -1.125
11.27-12.52 Gyr -5.587 -1.971 -0.944

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.717 8.925 9.145
{\rm log}_{10}({\rm SFR}) -0.837 -0.244 0.327
{\rm log}_{10}({\rm sSFR}) -9.851 -9.209 -8.511
{\rm stellar\ age} 0.318 1.801 4.666

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.472 -0.792 -0.096
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.724 -0.544 0.271

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.132 0.251 0.494
\delta -0.733 -0.314 0.074
\tau_1/\tau_2 0.717 1.097 1.488
Q_{PAH} 1.237 3.106 5.164
U_{min} 2.809 8.471 16.453
{\rm log}_{10}(\gamma_e)\, -2.711 -1.633 -0.618

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.927 -2.291 -1.117
{\rm log}_{10}(\tau_{AGN})\, 1.051 1.539 1.963

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.881 -0.574 -0.367
0.03-0.10 Gyr -1.062 -0.159 0.466
0.10-0.33 Gyr -0.750 0.062 0.425
0.33-1.06 Gyr -2.477 -0.594 -0.032
1.06-3.46 Gyr -3.913 -1.529 -0.733
3.46-11.27 Gyr -4.334 -1.894 -1.013
11.27-12.52 Gyr -4.461 -1.864 -0.872