2025sns

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Information

Transient

Name: SN2025sns
Right ascension: 21h51m37.87s
Declination: -27d14m52.93s
Discovery Date: July 26, 2025, 8:31 a.m.
Classification: SN Ia
Redshift: 0.091000
MW E(B-V): 0.027

Host

Name:
Right ascension: 21h51m37.88s
Declination: -27d14m53.73s
Redshift: None
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 20.03
Transient MWEBV processed 0.11
Host match processed 5.12
Host information processed 0.15
Host MWEBV processed 0.11
Global aperture construction processed 2.43
Global aperture photometry processed 3.42
Validate global photometry processed 9.22
Global host SED inference processed 429.36
Local aperture photometry processed 3.91
Validate local photometry processed 0.02
Local host SED inference processed 493.26
 

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) = 21h51m37.87s, -27d14m52.93s
semi major axis, semi minor axis (arcsec) = 1.18, 1.18
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 5.57 0.36 22.035 0.070 AB
PanSTARRS_z 6.85 0.84 21.812 0.133 AB
PanSTARRS_y 6.0 2.13 21.954 0.385 AB

Aperture details

RA, DEC (J2000) = 21h51m37.86s, -27d14m53.68s
semi major axis, semi minor axis (arcsec) = 3.81, 3.45
angle (degrees, anti-clockwise from east) = -13.32

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 10.12 0.81 21.387 0.086 AB
PanSTARRS_r 12.29 1.06 21.176 0.094 AB
PanSTARRS_i 17.36 1.09 20.801 0.068 AB
PanSTARRS_z 17.41 2.51 20.798 0.156 AB
PanSTARRS_y 18.08 6.35 20.757 0.382 AB
2MASS_J 79.37 87.72 18.256 1.200 Vega
2MASS_H 147.05 132.83 17.114 0.981 Vega
2MASS_K -221.78 161.74 Vega
WISE_W1 0.48 8.19 21.991 18.391 Vega
WISE_W2 -0.63 13.24 Vega
WISE_W3 -50.7 59.88 Vega
WISE_W4 -882.27 442.71 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})\, 8.062 8.438 8.716
{\rm log}_{10}({\rm SFR}) -1.459 -0.895 -0.369
{\rm log}_{10}({\rm sSFR}) -10.026 -9.366 -8.422
{\rm stellar\ age} 0.669 5.427 7.372

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.474 -0.752 -0.161
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.529 -0.734 0.090

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.943 1.465 2.156
\delta -0.121 0.138 0.309
\tau_1/\tau_2 0.616 1.007 1.411
Q_{PAH} 0.917 2.727 5.104
U_{min} 2.858 8.311 15.444
{\rm log}_{10}(\gamma_e)\, -2.807 -1.708 -0.576

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.808 -0.537 0.203
{\rm log}_{10}(\tau_{AGN})\, 1.048 1.447 1.916

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.581 -0.870 -0.367
0.03-0.10 Gyr -1.988 -1.107 -0.370
0.10-0.33 Gyr -2.468 -1.391 -0.747
0.33-1.06 Gyr -3.418 -1.638 -1.102
1.06-3.47 Gyr -3.918 -1.683 -1.219
3.47-11.31 Gyr -4.047 -1.679 -1.195
11.31-12.56 Gyr -4.157 -1.736 -0.963

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.180 8.526 8.769
{\rm log}_{10}({\rm SFR}) -1.347 -0.700 -0.191
{\rm log}_{10}({\rm sSFR}) -10.068 -9.219 -8.410
{\rm stellar\ age} 0.610 4.277 6.772

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.528 -0.711 -0.053
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.366 -0.670 0.003

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.304 0.694 1.144
\delta -0.542 -0.138 0.215
\tau_1/\tau_2 0.658 1.050 1.461
Q_{PAH} 0.791 2.399 4.381
U_{min} 2.987 8.853 16.730
{\rm log}_{10}(\gamma_e)\, -2.799 -1.625 -0.648

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.088 -0.644 0.044
{\rm log}_{10}(\tau_{AGN})\, 1.141 1.498 1.884

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.533 -0.938 -0.447
0.03-0.10 Gyr -1.481 -0.706 -0.104
0.10-0.33 Gyr -1.739 -0.871 -0.311
0.33-1.06 Gyr -2.720 -1.313 -0.796
1.06-3.47 Gyr -3.568 -1.572 -1.094
3.47-11.31 Gyr -3.904 -1.706 -1.141
11.31-12.56 Gyr -3.956 -1.782 -0.975