2025agdh

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Information

Transient

Name: SN2025agdh
Right ascension: 23h35m43.01s
Declination: 47d15m18.36s
Discovery Date: Dec. 8, 2025, 8:46 p.m.
Classification: SN Ia
Redshift: 0.043000
MW E(B-V): 0.144

Host

Name:
Right ascension: 23h35m43.24s
Declination: 47d15m09.06s
Redshift: None
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 11.11
Transient MWEBV processed 0.04
Host match processed 5.5
Host information processed 0.13
Host MWEBV processed 0.1
Global aperture construction processed 0.67
Global aperture photometry processed 5.57
Validate global photometry processed 16.91
Global host SED inference processed 429.73
Local aperture photometry processed 5.6
Validate local photometry processed 0.03
Local host SED inference processed 432.17
 

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) = 23h35m43.01s, 47d15m18.36s
semi major axis, semi minor axis (arcsec) = 2.36, 2.36
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 -1.03 2.65 AB
SDSS_g 14.04 1.44 21.032 0.112 AB
PanSTARRS_g 17.11 0.61 20.817 0.039 AB
SDSS_r 29.65 1.86 20.220 0.068 AB
PanSTARRS_r 34.81 0.72 20.046 0.023 AB
SDSS_i 46.95 2.54 19.721 0.059 AB
PanSTARRS_i 47.88 0.98 19.700 0.022 AB
PanSTARRS_z 65.72 1.57 19.356 0.026 AB
SDSS_z 62.6 6.71 19.409 0.116 AB
PanSTARRS_y 79.97 4.38 19.143 0.059 AB

Aperture details

RA, DEC (J2000) = 23h35m43.22s, 47d15m09.48s
semi major axis, semi minor axis (arcsec) = 15.43, 10.47
angle (degrees, anti-clockwise from east) = -59.16

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 45.91 3.77 19.745 0.089 AB
SDSS_u 260.62 14.69 17.860 0.061 AB
SDSS_g 1044.11 10.18 16.353 0.011 AB
PanSTARRS_g 1094.33 3.37 16.302 0.003 AB
SDSS_r 2264.89 13.98 15.512 0.007 AB
PanSTARRS_r 2362.56 3.98 15.467 0.002 AB
PanSTARRS_i 3454.45 5.34 15.054 0.002 AB
PanSTARRS_z 4506.06 8.49 14.766 0.002 AB
SDSS_z 4647.5 38.6 14.732 0.009 AB
PanSTARRS_y 5796.7 23.25 14.492 0.004 AB
2MASS_J 7212.15 343.28 13.360 0.052 Vega
WISE_W2 2317.56 47.28 12.148 0.022 Vega
WISE_W3 7300.21 135.34 9.068 0.020 Vega
WISE_W4 5894.76 781.12 7.854 0.144 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})\, 8.637 8.817 8.946
{\rm log}_{10}({\rm SFR}) -1.859 -1.302 -0.763
{\rm log}_{10}({\rm sSFR}) -10.718 -10.151 -9.485
{\rm stellar\ age} 4.758 6.990 8.615

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.175 -0.465 -0.055
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.731 -1.150 0.063

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.370 0.846 1.293
\delta -0.509 -0.125 0.174
\tau_1/\tau_2 0.614 0.969 1.323
Q_{PAH} 0.841 2.906 5.433
U_{min} 3.117 7.928 14.691
{\rm log}_{10}(\gamma_e)\, -2.966 -1.875 -0.643

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.348 -1.233 -0.322
{\rm log}_{10}(\tau_{AGN})\, 0.998 1.431 1.870

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.775 -1.233 -0.766
0.03-0.10 Gyr -2.219 -1.424 -0.734
0.10-0.33 Gyr -2.313 -1.480 -0.880
0.33-1.09 Gyr -2.268 -1.407 -0.830
1.09-3.59 Gyr -2.060 -1.266 -0.957
3.59-11.86 Gyr -1.684 -1.138 -0.899
11.86-13.18 Gyr -1.868 -1.106 -0.491

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.604 10.667 10.738
{\rm log}_{10}({\rm SFR}) 0.205 0.563 0.897
{\rm log}_{10}({\rm sSFR}) -10.494 -10.114 -9.707
{\rm stellar\ age} 7.195 8.102 10.778

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.570 -0.335 -0.220
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.134 0.290 0.418

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.272 0.405 0.650
\delta -0.873 -0.569 -0.001
\tau_1/\tau_2 0.578 0.952 1.384
Q_{PAH} 0.351 0.878 1.719
U_{min} 3.002 7.807 14.320
{\rm log}_{10}(\gamma_e)\, -3.172 -2.399 -1.753

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.594 -3.958 -2.996
{\rm log}_{10}(\tau_{AGN})\, 1.119 1.627 1.957

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.043 0.247 0.458
0.03-0.10 Gyr 0.176 0.656 1.029
0.10-0.33 Gyr -0.423 0.163 0.548
0.33-1.09 Gyr -0.922 -0.097 0.323
1.09-3.59 Gyr -0.702 0.140 0.616
3.59-11.86 Gyr 0.406 0.791 0.909
11.86-13.18 Gyr 0.448 1.022 1.685