2025lgu results

Information

Transient
Name:SN2025lgu
Right ascension: 19h22m36.14s
Declination:75d35m22.48s
Discovery Date:May 21, 2025, 8:12 a.m.
Classification:SN Ia
Redshift:0.079000
MW E(B-V):0.091
Host
Name:2025lgu
Right ascension: 19h22m35.71s
Declination:75d35m21.22s
Redshift:0.081979
Photometric Redshift:0.084
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 0.49
Transient MWEBV processed 0.06
Host match processed 2.1
Host information processed 0.1
Host MWEBV processed 0.04
Host spectrum download not processed None
Global aperture construction processed 0.66
Global aperture photometry processed 4.39
Validate global photometry processed 12.21
Global host SED inference processed 477.52
Local aperture photometry processed 4.19
Validate local photometry processed 0.02
Local host SED inference processed 448.83
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.405 9.562 9.717
{\rm log}_{10}({\rm SFR}) -1.470 -0.839 -0.202
{\rm log}_{10}({\rm sSFR}) -11.053 -10.402 -9.708
{\rm stellar\ age} 5.265 7.184 9.516

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.163 -0.542 -0.072
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.344 -0.728 0.037

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.229 0.603 1.020
\delta -0.583 -0.239 0.163
\tau_1/\tau_2 0.643 1.016 1.413
Q_{PAH} 0.736 2.276 4.870
U_{min} 3.107 8.095 15.118
{\rm log}_{10}(\gamma_e)\, -3.111 -2.112 -0.811

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.020 -0.893 -0.345
{\rm log}_{10}(\tau_{AGN})\, 1.079 1.495 1.916

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.401 -0.883 -0.460
0.03-0.10 Gyr -1.842 -0.913 -0.105
0.10-0.33 Gyr -1.957 -0.923 -0.194
0.33-1.07 Gyr -1.945 -0.798 -0.226
1.07-3.49 Gyr -1.880 -0.607 -0.270
3.49-11.41 Gyr -0.967 -0.375 -0.142
11.41-12.68 Gyr -0.959 -0.231 0.552

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.575 10.649 10.780
{\rm log}_{10}({\rm SFR}) -4.897 -1.878 -0.635
{\rm log}_{10}({\rm sSFR}) -15.441 -12.577 -11.196
{\rm stellar\ age} 7.212 8.368 11.998

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.192 -0.893 -0.702
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.397 -0.589 0.082

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.155 0.303 0.486
\delta -0.869 -0.620 -0.292
\tau_1/\tau_2 0.568 0.994 1.415
Q_{PAH} 0.480 1.363 2.800
U_{min} 3.673 9.744 17.881
{\rm log}_{10}(\gamma_e)\, -2.822 -1.794 -0.874

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.505 -3.616 -2.609
{\rm log}_{10}(\tau_{AGN})\, 1.093 1.588 1.941

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -6.158 -2.362 -0.854
0.03-0.10 Gyr -5.751 -2.094 -0.606
0.10-0.33 Gyr -5.565 -2.119 -0.421
0.33-1.07 Gyr -5.160 -1.748 -0.174
1.07-3.49 Gyr -3.539 -0.985 0.499
3.49-11.41 Gyr -1.365 0.692 0.936
11.41-12.68 Gyr -0.172 1.189 1.924
 

Aperture Photometry


Aperture details

RA, DEC (J2000):19h22m36.14s, 75d35m22.48s
semi major axis, semi minor axis (arcsec):1.3, 1.3
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 56.11 0.48 19.527 0.009 AB
PanSTARRS_i 83.41 0.5 19.097 0.006 AB
PanSTARRS_z 100.91 1.41 18.890 0.015 AB
PanSTARRS_y 120.43 3.43 18.698 0.031 AB

Aperture details

RA, DEC (J2000):19h22m35.68s, 75d35m21.35s
semi major axis, semi minor axis (arcsec):6.42, 5.59
angle (degrees, anti-clockwise from east):-167.67
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.35 2.29 23.577 1.850 AB
GALEX_NUV 3.97 1.64 22.402 0.448 AB
PanSTARRS_g 293.69 1.92 17.730 0.007 AB
PanSTARRS_r 603.68 2.15 16.948 0.004 AB
PanSTARRS_i 907.41 2.23 16.505 0.003 AB
PanSTARRS_z 1149.72 6.39 16.249 0.006 AB
PanSTARRS_y 1382.99 15.69 16.048 0.012 AB
2MASS_J 1677.06 154.86 14.944 0.100 Vega
2MASS_H 2092.94 232.92 14.231 0.121 Vega
2MASS_K 2058.17 277.09 13.778 0.146 Vega
WISE_W1 786.84 24.09 13.961 0.033 Vega
WISE_W2 441.22 18.82 13.949 0.046 Vega
WISE_W3 129.43 40.54 13.446 0.340 Vega
WISE_W4 -136.88 254.22 Vega