2025udj

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Information

Transient

Name: SN2025udj
Right ascension: 0h43m10.14s
Declination: -9d38m23.39s
Discovery Date: Aug. 5, 2025, 10:58 a.m.
Classification: SN Ia
Redshift: 0.048000
MW E(B-V): 0.035

Host

Name:
Right ascension: 0h43m11.60s
Declination: -9d38m16.09s
Redshift: 0.054198
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 11.39
Transient MWEBV processed 0.04
Host match processed 6.14
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 6.09
Validate global photometry processed 17.79
Global host SED inference processed 384.27
Local aperture photometry processed 5.78
Validate local photometry processed 0.03
Local host SED inference processed 534.82
 

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) = 0h43m10.14s, -9d38m23.39s
semi major axis, semi minor axis (arcsec) = 1.9, 1.9
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 0.11 1.99 26.322 20.065 AB
SDSS_g 0.88 0.76 24.034 0.935 AB
DES_g 0.45 0.16 24.756 0.379 AB
PanSTARRS_g 1.45 0.46 23.498 0.345 AB
SDSS_r 0.4 1.12 24.883 3.012 AB
PanSTARRS_r -0.49 0.45 AB
DES_r 0.8 0.31 24.149 0.428 AB
SDSS_i 3.26 2.01 22.617 0.670 AB
PanSTARRS_i 0.25 0.66 25.411 2.870 AB
PanSTARRS_z -0.29 1.35 AB
SDSS_z -7.25 9.24 AB
DES_z 0.89 0.77 24.026 0.944 AB
PanSTARRS_y -1.16 2.94 AB

Aperture details

RA, DEC (J2000) = 0h43m11.56s, -9d38m15.70s
semi major axis, semi minor axis (arcsec) = 17.93, 13.86
angle (degrees, anti-clockwise from east) = -147.32

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 75.11 6.86 19.211 0.099 AB
GALEX_NUV 157.43 0.49 18.407 0.003 AB
SDSS_u 439.65 17.08 17.292 0.042 AB
SDSS_g 1676.07 11.9 15.839 0.008 AB
SDSS_r 3120.57 16.81 15.164 0.006 AB
SDSS_i 4341.02 23.14 14.806 0.006 AB
PanSTARRS_i 4318.16 5.31 14.812 0.001 AB
SDSS_z 5557.03 79.54 14.538 0.016 AB
DES_z 5493.51 17.4 14.550 0.003 AB
PanSTARRS_y 6307.78 24.84 14.400 0.004 AB
2MASS_J 7273.32 295.67 13.351 0.044 Vega
2MASS_K 7647.23 626.93 12.353 0.089 Vega
WISE_W1 4665.26 48.12 12.029 0.011 Vega
WISE_W2 3438.21 63.58 11.720 0.020 Vega
WISE_W3 7424.41 179.66 9.049 0.026 Vega
WISE_W4 9625.75 1133.78 7.321 0.128 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})\, 7.325 7.978 8.430
{\rm log}_{10}({\rm SFR}) -1.481 -0.992 -0.565
{\rm log}_{10}({\rm sSFR}) -9.606 -8.926 -7.992
{\rm stellar\ age} 0.351 5.677 8.087

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.595 -0.839 -0.095
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.509 -0.476 0.203

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.543 2.177 2.773
\delta -0.079 0.144 0.294
\tau_1/\tau_2 0.548 0.927 1.303
Q_{PAH} 0.508 1.709 4.186
U_{min} 2.866 8.611 16.404
{\rm log}_{10}(\gamma_e)\, -3.345 -2.281 -0.847

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.572 -1.272 -0.197
{\rm log}_{10}(\tau_{AGN})\, 1.061 1.476 1.917

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.207 -0.652 -0.213
0.03-0.10 Gyr -3.575 -1.849 -0.920
0.10-0.33 Gyr -5.092 -2.458 -1.444
0.33-1.08 Gyr -5.775 -2.725 -1.709
1.08-3.56 Gyr -5.497 -2.458 -1.584
3.56-11.73 Gyr -5.526 -2.311 -1.535
11.73-13.03 Gyr -5.800 -2.317 -1.129

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.762 10.811 10.862
{\rm log}_{10}({\rm SFR}) 0.236 0.445 0.683
{\rm log}_{10}({\rm sSFR}) -10.582 -10.366 -10.108
{\rm stellar\ age} 6.560 7.357 8.433

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.468 -0.287 -0.142
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.808 -1.308 0.166

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.193 0.284 0.411
\delta -0.685 -0.364 -0.077
\tau_1/\tau_2 0.619 0.954 1.318
Q_{PAH} 0.374 0.925 1.887
U_{min} 2.843 7.143 13.548
{\rm log}_{10}(\gamma_e)\, -3.314 -2.488 -1.811

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.659 -1.523 -1.396
{\rm log}_{10}(\tau_{AGN})\, 0.894 1.069 1.264

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.025 0.399 0.631
0.03-0.10 Gyr 0.029 0.440 0.784
0.10-0.33 Gyr 0.061 0.519 0.821
0.33-1.08 Gyr 0.125 0.504 0.738
1.08-3.56 Gyr 0.401 0.741 0.966
3.56-11.73 Gyr 0.785 0.948 1.051
11.73-13.03 Gyr 0.616 1.030 1.463