2025gtc results

Information

Transient
Name:SN2025gtc
Right ascension: 15h06m00.87s
Declination:8d12m39.15s
Discovery Date:April 4, 2025, 1:26 a.m.
Classification:SN Ia
Redshift:0.080000
MW E(B-V):0.027
Host
Name:2025gtc
Right ascension: 15h06m00.57s
Declination:8d12m36.46s
Redshift:0.081457
Photometric Redshift:0.081
 

Cutout Download Report

Downloaded Unavailable
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_z
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 0.74
Transient MWEBV processed 0.13
Host match processed 2.33
Host information processed 0.1
Host MWEBV processed 0.06
Global aperture construction processed 0.63
Global aperture photometry processed 6.8
Validate global photometry processed 15.18
Global host SED inference processed 397.2
Local aperture photometry processed 6.94
Validate local photometry processed 0.03
Local host SED inference processed 408.07
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h06m00.87s, 8d12m39.15s
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
DES_g 8.67 0.18 21.554 0.022 AB
PanSTARRS_r 14.49 0.42 20.997 0.032 AB
DES_r 16.7 0.37 20.843 0.024 AB
SDSS_i 21.32 1.5 20.578 0.076 AB
PanSTARRS_i 20.07 0.37 20.643 0.020 AB
PanSTARRS_z 20.9 0.89 20.599 0.046 AB
SDSS_z 19.43 3.53 20.679 0.197 AB
DES_z 24.64 0.78 20.421 0.035 AB
PanSTARRS_y 18.52 1.67 20.731 0.098 AB

Aperture details

RA, DEC (J2000):15h06m00.56s, 8d12m36.53s
semi major axis, semi minor axis (arcsec):8.37, 7.61
angle (degrees, anti-clockwise from east):-53.74
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 40.51 1.65 19.881 0.044 AB
GALEX_NUV 78.28 1.36 19.166 0.019 AB
DES_g 712.3 1.5 16.768 0.002 AB
PanSTARRS_g 712.82 1.9 16.768 0.003 AB
PanSTARRS_r 1231.83 2.63 16.174 0.002 AB
DES_r 1337.8 3.16 16.084 0.003 AB
PanSTARRS_i 1718.86 2.34 15.812 0.001 AB
PanSTARRS_z 2017.83 5.57 15.638 0.003 AB
DES_z 2171.55 7.02 15.558 0.004 AB
PanSTARRS_y 2306.8 10.19 15.492 0.005 AB
2MASS_J 2931.87 201.25 14.337 0.075 Vega
2MASS_H 3513.98 330.95 13.668 0.102 Vega
2MASS_K 4115.24 372.78 13.026 0.098 Vega
WISE_W1 1667.28 22.0 13.146 0.014 Vega
WISE_W2 1128.95 25.34 12.929 0.024 Vega
WISE_W3 3945.4 76.25 9.736 0.021 Vega
WISE_W4 3803.85 536.68 8.329 0.153 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.655 8.776 8.877
{\rm log}_{10}({\rm SFR}) -1.889 -1.382 -0.788
{\rm log}_{10}({\rm sSFR}) -10.690 -10.187 -9.527
{\rm stellar\ age} 4.495 6.419 7.755

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.703 -1.286 -0.734
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.727 -0.718 0.205

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.292 0.592 1.023
\delta -0.431 -0.126 0.173
\tau_1/\tau_2 0.756 1.086 1.416
Q_{PAH} 1.141 3.002 5.197
U_{min} 3.084 7.896 14.675
{\rm log}_{10}(\gamma_e)\, -2.766 -1.784 -0.822

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.848 -0.326 0.113
{\rm log}_{10}(\tau_{AGN})\, 1.142 1.489 1.896

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.788 -1.353 -0.909
0.03-0.10 Gyr -2.083 -1.429 -0.732
0.10-0.33 Gyr -2.128 -1.445 -0.790
0.33-1.07 Gyr -1.992 -1.293 -0.849
1.07-3.49 Gyr -1.625 -1.145 -0.919
3.49-11.42 Gyr -1.575 -1.151 -0.949
11.42-12.68 Gyr -1.741 -1.154 -0.655

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.708 10.763 10.842
{\rm log}_{10}({\rm SFR}) 0.354 0.723 1.097
{\rm log}_{10}({\rm sSFR}) -10.449 -10.051 -9.669
{\rm stellar\ age} 6.784 7.586 9.956

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.577 -0.333 -0.154
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.335 0.175 0.393

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.152 0.237 0.386
\delta -0.779 -0.478 -0.155
\tau_1/\tau_2 0.685 1.090 1.491
Q_{PAH} 1.122 2.459 4.163
U_{min} 2.363 6.989 14.576
{\rm log}_{10}(\gamma_e)\, -2.777 -1.912 -1.087

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.700 -1.775 -1.370
{\rm log}_{10}(\tau_{AGN})\, 1.094 1.513 1.860

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.724 0.174 0.440
0.03-0.10 Gyr 0.368 0.838 1.251
0.10-0.33 Gyr 0.038 0.581 0.898
0.33-1.07 Gyr -0.589 0.299 0.583
1.07-3.49 Gyr -0.429 0.453 0.759
3.49-11.42 Gyr 0.547 0.886 1.003
11.42-12.68 Gyr 0.568 1.120 1.777