2025fdd

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Information

Transient

Name: SN2025fdd
Right ascension: 8h00m03.57s
Declination: -2d08m26.78s
Discovery Date: March 20, 2025, 6:58 a.m.
Classification: SN Ia
Redshift: 0.091500
MW E(B-V): 0.036

Host

Name: 2025fdd
Right ascension: 8h00m03.57s
Declination: -2d08m26.88s
Redshift: None
Photometric Redshift: 0.083
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 3.75
Cutout download processed 15.5
Global aperture construction processed 0.98
Local aperture photometry processed 5.47
Global aperture photometry processed 5.91
Validate local photometry processed 0.02
Validate global photometry processed 15.48
Host information processed 0.09
Global host SED inference processed 2164.95
Local host SED inference processed 471.49
Transient information processed 0.0
Transient MWEBV processed 0.1
Host MWEBV processed 0.17
Log transient processing status processed None
 

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) = 8h00m03.57s, -2d08m26.78s
semi major axis, semi minor axis (arcsec) = 1.17, 1.17
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 272.48 0.44 17.812 0.002 AB
PanSTARRS_z 376.83 0.95 17.460 0.003 AB
DES_z 429.06 6.67 17.319 0.017 AB
PanSTARRS_y 413.47 2.08 17.359 0.005 AB

Aperture details

RA, DEC (J2000) = 8h00m03.56s, -2d08m26.79s
semi major axis, semi minor axis (arcsec) = 7.74, 4.96
angle (degrees, anti-clockwise from east) = -124.33

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 119.1 5.57 18.710 0.051 AB
SDSS_g 440.88 5.9 17.289 0.015 AB
PanSTARRS_g 472.69 1.64 17.214 0.004 AB
SDSS_r 1339.96 10.11 16.082 0.008 AB
PanSTARRS_r 918.6 1.9 16.492 0.002 AB
SDSS_i 503.94 8.37 17.144 0.018 AB
PanSTARRS_i 1311.49 1.95 16.106 0.002 AB
PanSTARRS_z 1513.51 4.39 15.950 0.003 AB
SDSS_z 1579.69 21.46 15.904 0.015 AB
DES_z 1443.58 12.62 16.001 0.009 AB
PanSTARRS_y 1871.33 10.68 15.720 0.006 AB
2MASS_J 3241.89 184.87 14.228 0.062 Vega
2MASS_K 3443.72 354.37 13.220 0.112 Vega
WISE_W1 1685.03 26.85 13.134 0.017 Vega
WISE_W2 1101.68 30.06 12.956 0.030 Vega
WISE_W3 1668.02 82.21 10.670 0.054 Vega
WISE_W4 2001.58 660.97 9.027 0.359 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.074 10.241 10.393
{\rm log}_{10}({\rm SFR}) -2.172 -0.800 0.177
{\rm log}_{10}({\rm sSFR}) -12.430 -11.060 -10.026
{\rm stellar\ age} 4.110 7.350 10.976

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.757 -0.324 -0.045
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.532 -0.792 -0.059

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.332 0.615 1.076
\delta -0.767 -0.435 0.000
\tau_1/\tau_2 0.597 0.991 1.386
Q_{PAH} 0.510 2.469 5.271
U_{min} 3.017 8.572 16.074
{\rm log}_{10}(\gamma_e)\, -3.267 -2.048 -0.811

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.477 -1.410 -0.633
{\rm log}_{10}(\tau_{AGN})\, 1.017 1.398 1.855

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.152 -1.153 -0.223
0.03-0.10 Gyr -2.646 -0.846 0.268
0.10-0.33 Gyr -2.715 -0.761 0.266
0.33-1.06 Gyr -2.871 -0.397 0.509
1.06-3.47 Gyr -2.695 -0.114 0.437
3.47-11.30 Gyr -1.465 0.185 0.495
11.30-12.56 Gyr -0.681 0.487 1.452

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.829 10.881 10.957
{\rm log}_{10}({\rm SFR}) 0.303 0.584 0.820
{\rm log}_{10}({\rm sSFR}) -10.585 -10.292 -10.062
{\rm stellar\ age} 6.578 7.660 10.158

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) 0.148 0.172 0.185
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.875 -0.681 -0.497

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.246 0.328 0.410
\delta -0.206 0.075 0.287
\tau_1/\tau_2 0.683 1.007 1.347
Q_{PAH} 0.376 1.115 2.384
U_{min} 2.718 7.144 13.695
{\rm log}_{10}(\gamma_e)\, -3.042 -2.038 -1.465

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.067 -2.856 -1.962
{\rm log}_{10}(\tau_{AGN})\, 1.012 1.490 1.902

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.457 0.643 0.802
0.03-0.10 Gyr 0.102 0.554 0.865
0.10-0.33 Gyr 0.312 0.661 0.884
0.33-1.06 Gyr 0.033 0.476 0.770
1.06-3.47 Gyr 0.063 0.589 0.930
3.47-11.30 Gyr 0.645 0.971 1.105
11.30-12.56 Gyr 0.700 1.310 1.920