2025ahdz

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Information

Transient

Name: SN2025ahdz
Right ascension: 5h16m56.56s
Declination: 51d31m58.60s
Discovery Date: Dec. 13, 2025, 7:46 a.m.
Classification: SN Ia
Redshift: 0.027432
MW E(B-V): 0.325

Host

Name: 05165609+5131561
Right ascension: 5h16m56.09s
Declination: 51d31m56.17s
Redshift: 0.028761
Photometric Redshift:
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.63
Transient MWEBV processed 0.18
Host match processed 4.39
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 0.69
Global aperture photometry failed 2.15
Validate global photometry not processed 12.01
Global host SED inference not processed 665.32
Local aperture photometry failed 0.01
Validate local photometry not processed 0.02
Local host SED inference not processed 538.91
 

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) = 5h16m56.56s, 51d31m58.60s
semi major axis, semi minor axis (arcsec) = 3.47, 3.47
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 184.64 0.88 18.234 0.005 AB
PanSTARRS_r 434.27 1.47 17.306 0.004 AB
PanSTARRS_i 672.95 1.15 16.830 0.002 AB
PanSTARRS_z 927.33 3.22 16.482 0.004 AB
PanSTARRS_y 1246.22 6.78 16.161 0.006 AB
2MASS_J 1926.58 73.52 14.793 0.041 Vega
2MASS_H 2568.34 108.45 14.008 0.046 Vega
2MASS_K 3005.44 126.61 13.367 0.046 Vega

Aperture details

RA, DEC (J2000) = 5h16m56.03s, 51d31m57.83s
semi major axis, semi minor axis (arcsec) = 17.75, 13.61
angle (degrees, anti-clockwise from east) = -90.2

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 3502.99 6.31 15.039 0.002 AB
2MASS_H 15898.42 488.93 12.029 0.033 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.356 9.624 9.790
{\rm log}_{10}({\rm SFR}) -0.691 -0.057 0.450
{\rm log}_{10}({\rm sSFR}) -10.414 -9.737 -9.000
{\rm stellar\ age} 1.493 5.677 7.828

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.181 -0.548 -0.051
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.666 -0.960 0.008

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.479 1.113 1.484
\delta -0.453 -0.114 0.177
\tau_1/\tau_2 0.651 1.014 1.399
Q_{PAH} 0.703 2.006 4.218
U_{min} 3.098 8.484 15.962
{\rm log}_{10}(\gamma_e)\, -3.052 -1.668 -0.845

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.508 -3.269 -0.452
{\rm log}_{10}(\tau_{AGN})\, 0.897 1.514 1.959

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.664 -0.013 0.326
0.03-0.10 Gyr -1.045 -0.120 0.505
0.10-0.33 Gyr -0.956 -0.162 0.523
0.33-1.10 Gyr -1.161 -0.271 0.148
1.10-3.63 Gyr -1.718 -0.407 -0.034
3.63-12.03 Gyr -2.220 -0.491 -0.124
12.03-13.37 Gyr -2.137 -0.515 0.183

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.738 10.361 10.664
{\rm log}_{10}({\rm SFR}) 0.054 1.070 1.700
{\rm log}_{10}({\rm sSFR}) -10.529 -9.381 -7.977
{\rm stellar\ age} 0.211 5.562 8.707

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.344 -0.471 -0.061
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.738 -1.105 0.092

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.478 0.837 1.170
\delta -0.463 -0.116 0.246
\tau_1/\tau_2 0.330 0.813 1.321
Q_{PAH} 0.892 2.313 4.978
U_{min} 3.300 9.450 17.126
{\rm log}_{10}(\gamma_e)\, -3.396 -2.187 -1.021

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.375 -1.677 -0.610
{\rm log}_{10}(\tau_{AGN})\, 0.907 1.379 1.901

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.895 0.547 1.149
0.03-0.10 Gyr -0.995 1.052 1.856
0.10-0.33 Gyr -2.258 -0.239 0.972
0.33-1.10 Gyr -3.358 -0.340 0.648
1.10-3.63 Gyr -4.055 -0.269 0.679
3.63-12.03 Gyr -4.241 -0.088 0.720
12.03-13.37 Gyr -4.558 0.062 1.181