2025vdu

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Information

Transient

Name: SN2025vdu
Right ascension: 8h34m46.52s
Declination: 43d43m28.38s
Discovery Date: Aug. 21, 2025, 12:24 p.m.
Classification: SN II
Redshift: 0.027406
MW E(B-V): 0.025

Host

Name:
Right ascension: 8h34m46.49s
Declination: 43d43m29.07s
Redshift: None
Photometric Redshift: 0.062
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.61
Transient MWEBV processed 0.04
Host match processed 5.51
Host information processed 0.1
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 5.0
Validate global photometry processed 14.53
Global host SED inference processed 1345.0
Local aperture photometry processed 5.1
Validate local photometry processed 0.03
Local host SED inference processed 483.87
 

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) = 8h34m46.52s, 43d43m28.38s
semi major axis, semi minor axis (arcsec) = 3.63, 3.63
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 49.91 3.21 19.654 0.070 AB
SDSS_g 110.59 2.88 18.791 0.028 AB
PanSTARRS_g 118.93 0.74 18.712 0.007 AB
SDSS_r 111.69 3.2 18.780 0.031 AB
PanSTARRS_r 147.2 1.19 18.480 0.009 AB
SDSS_i 121.72 4.09 18.687 0.036 AB
PanSTARRS_i 127.29 1.21 18.638 0.010 AB
PanSTARRS_z 119.24 2.4 18.709 0.022 AB
SDSS_z 125.15 9.59 18.656 0.083 AB
PanSTARRS_y 145.26 8.65 18.495 0.065 AB
2MASS_J 15.22 81.5 20.049 5.812 Vega
2MASS_H -171.8 139.97 Vega
2MASS_K 281.71 124.26 15.938 0.479 Vega

Aperture details

RA, DEC (J2000) = 8h34m46.67s, 43d43m29.61s
semi major axis, semi minor axis (arcsec) = 11.49, 3.78
angle (degrees, anti-clockwise from east) = -99.94

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 117.29 8.11 18.727 0.075 AB
GALEX_NUV 192.09 2.04 18.191 0.012 AB
SDSS_u 165.13 5.91 18.355 0.039 AB
PanSTARRS_z 378.09 4.31 17.456 0.012 AB
2MASS_J 474.05 164.8 16.316 0.377 Vega
2MASS_H 222.32 280.75 16.665 1.371 Vega
2MASS_K 712.22 250.96 14.931 0.383 Vega
WISE_W1 864.25 18.11 13.859 0.023 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})\, 7.940 8.257 8.450
{\rm log}_{10}({\rm SFR}) -1.387 -0.920 -0.544
{\rm log}_{10}({\rm sSFR}) -9.716 -9.163 -8.573
{\rm stellar\ age} 1.580 4.818 6.889

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.849 -1.468 -0.703
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.622 -1.272 -0.207

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.146 0.360 0.654
\delta -0.453 0.011 0.266
\tau_1/\tau_2 0.786 1.135 1.500
Q_{PAH} 0.500 2.047 4.030
U_{min} 2.684 7.712 14.847
{\rm log}_{10}(\gamma_e)\, -3.426 -2.374 -1.175

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.944 -2.289 -0.745
{\rm log}_{10}(\tau_{AGN})\, 0.973 1.369 1.899

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.261 -0.969 -0.728
0.03-0.10 Gyr -1.553 -0.906 -0.454
0.10-0.33 Gyr -1.793 -1.169 -0.715
0.33-1.10 Gyr -2.283 -1.544 -1.150
1.10-3.64 Gyr -2.740 -1.734 -1.370
3.64-12.05 Gyr -3.154 -1.899 -1.483
12.05-13.39 Gyr -3.292 -2.004 -1.401

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.407 8.707 8.950
{\rm log}_{10}({\rm SFR}) -0.544 -0.210 0.249
{\rm log}_{10}({\rm sSFR}) -9.364 -8.870 -8.233
{\rm stellar\ age} 0.581 4.262 7.780

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.896 -1.662 -0.973
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.740 -1.023 -0.098

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.333 0.641 0.954
\delta 0.108 0.274 0.364
\tau_1/\tau_2 0.215 0.663 1.276
Q_{PAH} 0.823 2.685 4.924
U_{min} 3.505 9.565 17.446
{\rm log}_{10}(\gamma_e)\, -2.840 -1.778 -0.946

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.054 -1.633 -0.713
{\rm log}_{10}(\tau_{AGN})\, 0.960 1.433 1.880

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.421 -0.031 0.292
0.03-0.10 Gyr -1.941 -0.492 0.286
0.10-0.33 Gyr -2.622 -0.909 -0.192
0.33-1.10 Gyr -3.301 -1.318 -0.664
1.10-3.64 Gyr -3.927 -1.662 -1.019
3.64-12.05 Gyr -4.208 -1.789 -1.057
12.05-13.39 Gyr -3.947 -1.612 -0.642