2025akdi

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Information

Transient

Name: AT2025akdi
Right ascension: 4h14m31.26s
Declination: -6d38m22.36s
Discovery Date: Oct. 31, 2025, 12:01 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.078

Host

Name: 14721
Right ascension: 4h14m31.78s
Declination: -6d38m26.82s
Redshift: None
Photometric Redshift: 0.029
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 3.39
Transient MWEBV processed 0.04
Host match processed 4.06
Host information processed 0.19
Host MWEBV processed 0.06
Global aperture construction processed 0.67
Global aperture photometry processed 5.81
Validate global photometry processed 11.42
Global host SED inference processed 625.92
Local aperture photometry processed 3.95
Validate local photometry processed 0.04
Local host SED inference processed 630.33
 

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) = 4h14m31.26s, -6d38m22.36s
semi major axis, semi minor axis (arcsec) = 3.45, 3.45
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 116.12 1.0 18.738 0.009 AB
PanSTARRS_r 169.58 1.09 18.327 0.007 AB
PanSTARRS_i 201.69 1.11 18.138 0.006 AB
PanSTARRS_z 218.79 2.67 18.050 0.013 AB
PanSTARRS_y 227.83 6.82 18.006 0.033 AB
2MASS_J 243.91 80.59 17.037 0.359 Vega
2MASS_H 425.61 131.74 15.960 0.336 Vega
2MASS_K 333.34 155.96 15.755 0.508 Vega

Aperture details

RA, DEC (J2000) = 4h14m31.76s, -6d38m26.63s
semi major axis, semi minor axis (arcsec) = 35.96, 17.79
angle (degrees, anti-clockwise from east) = -70.06

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 4863.3 8.03 14.683 0.002 AB
PanSTARRS_z 5194.84 19.16 14.611 0.004 AB
2MASS_J 6115.07 593.22 13.539 0.105 Vega
2MASS_H 6157.88 969.32 13.059 0.171 Vega
WISE_W1 3762.28 67.25 12.262 0.019 Vega
WISE_W3 8668.92 279.43 8.881 0.035 Vega
WISE_W4 12245.03 1767.82 7.060 0.157 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})\, 8.584 8.755 8.877
{\rm log}_{10}({\rm SFR}) -1.973 -1.396 -0.848
{\rm log}_{10}({\rm sSFR}) -10.787 -10.146 -9.558
{\rm stellar\ age} 3.812 6.433 8.087

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.712 -1.331 -0.919
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.872 -1.592 -0.749

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.068 0.267 0.563
\delta -0.623 -0.180 0.188
\tau_1/\tau_2 0.748 1.102 1.469
Q_{PAH} 0.528 2.388 5.031
U_{min} 2.900 8.171 15.154
{\rm log}_{10}(\gamma_e)\, -3.187 -1.726 -0.636

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.291 -1.204 -0.448
{\rm log}_{10}(\tau_{AGN})\, 0.981 1.481 1.941

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.422 -1.594 -1.214
0.03-0.10 Gyr -2.178 -1.367 -0.741
0.10-0.33 Gyr -1.970 -1.143 -0.641
0.33-1.10 Gyr -2.064 -1.225 -0.771
1.10-3.63 Gyr -1.883 -1.229 -0.958
3.63-12.03 Gyr -1.856 -1.240 -0.973
12.03-13.37 Gyr -2.130 -1.279 -0.707

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.962 10.161 10.336
{\rm log}_{10}({\rm SFR}) -0.432 0.116 0.649
{\rm log}_{10}({\rm sSFR}) -10.634 -10.064 -9.425
{\rm stellar\ age} 4.457 7.274 9.605

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.313 -0.864 -0.548
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.689 -0.811 0.020

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.129 0.280 0.477
\delta -0.578 -0.046 0.261
\tau_1/\tau_2 0.333 0.736 1.137
Q_{PAH} 0.526 1.515 3.400
U_{min} 2.906 7.573 14.864
{\rm log}_{10}(\gamma_e)\, -3.546 -2.791 -1.930

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.772 -1.999 -1.526
{\rm log}_{10}(\tau_{AGN})\, 0.850 1.116 1.603

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.069 -0.065 0.346
0.03-0.10 Gyr -0.948 0.123 0.776
0.10-0.33 Gyr -1.366 -0.013 0.568
0.33-1.10 Gyr -1.484 -0.145 0.405
1.10-3.63 Gyr -1.249 0.004 0.365
3.63-12.03 Gyr -0.751 0.152 0.450
12.03-13.37 Gyr -0.721 0.263 1.092