2025ljw

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Information

Transient

Name: SN2025ljw
Right ascension: 14h42m21.09s
Declination: -28d04m40.29s
Discovery Date: May 22, 2025, 3:39 a.m.
Classification: SN Ia
Redshift: 0.086000
MW E(B-V): 0.093

Host

Name:
Right ascension: 14h42m21.99s
Declination: -28d04m37.06s
Redshift: 0.082809
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 19.63
Transient MWEBV processed 0.09
Host match processed 6.1
Host information processed 0.15
Host MWEBV processed 0.06
Global aperture construction processed 0.68
Global aperture photometry processed 3.86
Validate global photometry processed 11.37
Global host SED inference processed 636.04
Local aperture photometry processed 4.25
Validate local photometry processed 0.02
Local host SED inference processed 451.3
 

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) = 14h42m21.09s, -28d04m40.29s
semi major axis, semi minor axis (arcsec) = 1.29, 1.29
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 5.04 0.66 22.144 0.143 AB
PanSTARRS_i 8.43 0.62 21.585 0.080 AB
PanSTARRS_z 6.04 0.87 21.948 0.156 AB
PanSTARRS_y 11.15 2.27 21.282 0.221 AB

Aperture details

RA, DEC (J2000) = 14h42m22.00s, -28d04m37.11s
semi major axis, semi minor axis (arcsec) = 12.76, 6.44
angle (degrees, anti-clockwise from east) = -10.71

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 47.55 8.15 19.707 0.186 AB
GALEX_NUV 50.01 6.07 19.652 0.132 AB
PanSTARRS_g 510.16 3.36 17.131 0.007 AB
PanSTARRS_r 984.86 4.68 16.417 0.005 AB
PanSTARRS_z 1731.51 6.24 15.804 0.004 AB
PanSTARRS_y 1900.2 16.12 15.703 0.009 AB
2MASS_J 2597.47 214.02 14.469 0.089 Vega
2MASS_H 3298.57 336.28 13.737 0.111 Vega
2MASS_K 2442.05 391.22 13.593 0.174 Vega
WISE_W1 1824.44 35.56 13.048 0.021 Vega
WISE_W2 1315.63 52.58 12.763 0.043 Vega
WISE_W3 5609.71 115.27 9.354 0.022 Vega
WISE_W4 16367.13 1202.94 6.745 0.080 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})\, 7.822 8.242 8.542
{\rm log}_{10}({\rm SFR}) -1.291 -0.859 -0.493
{\rm log}_{10}({\rm sSFR}) -9.651 -9.129 -8.400
{\rm stellar\ age} 1.060 5.047 7.188

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.506 -0.738 -0.109
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.839 -0.228 0.184

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.751 1.178 1.653
\delta -0.161 0.135 0.316
\tau_1/\tau_2 0.634 0.970 1.369
Q_{PAH} 0.623 1.959 4.545
U_{min} 2.904 7.950 15.159
{\rm log}_{10}(\gamma_e)\, -3.053 -2.034 -0.944

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.676 -0.797 -0.072
{\rm log}_{10}(\tau_{AGN})\, 1.014 1.393 1.833

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.102 -0.680 -0.288
0.03-0.10 Gyr -1.889 -1.097 -0.561
0.10-0.33 Gyr -2.636 -1.535 -0.928
0.33-1.07 Gyr -3.094 -1.749 -1.212
1.07-3.49 Gyr -3.514 -1.853 -1.361
3.49-11.40 Gyr -3.719 -1.888 -1.380
11.40-12.67 Gyr -3.684 -1.963 -1.202

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.781 10.865 10.966
{\rm log}_{10}({\rm SFR}) 0.401 0.760 1.099
{\rm log}_{10}({\rm sSFR}) -10.467 -10.102 -9.748
{\rm stellar\ age} 7.210 8.238 11.554

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.986 -0.635 -0.400
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.749 -0.460 0.285

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.252 0.406 0.631
\delta 0.108 0.281 0.367
\tau_1/\tau_2 0.516 0.998 1.472
Q_{PAH} 1.010 2.400 4.582
U_{min} 2.767 8.270 16.206
{\rm log}_{10}(\gamma_e)\, -2.816 -1.719 -0.892

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.631 -1.377 -1.056
{\rm log}_{10}(\tau_{AGN})\, 0.972 1.338 1.700

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.531 0.158 0.557
0.03-0.10 Gyr 0.409 0.872 1.246
0.10-0.33 Gyr -1.726 0.089 0.620
0.33-1.07 Gyr -2.696 -0.154 0.418
1.07-3.49 Gyr -2.181 -0.064 0.690
3.49-11.40 Gyr -0.235 0.948 1.121
11.40-12.67 Gyr 0.503 1.379 2.073