2025tgi results

Information

Transient
Name:SN2025tgi
Right ascension: 21h01m25.73s
Declination:-14d19m59.52s
Discovery Date:Aug. 2, 2025, 10:14 a.m.
Classification:SN Ia
Redshift:0.076330
MW E(B-V):0.033
Host
Name:
Right ascension: 21h01m25.75s
Declination:-14d20m00.79s
Redshift:None
Photometric Redshift:None
 

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_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 13.92
Transient MWEBV processed 0.06
Host match processed 4.78
Host information processed 0.14
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 3.57
Validate global photometry processed 10.92
Global host SED inference processed 385.17
Local aperture photometry processed 4.1
Validate local photometry processed 0.02
Local host SED inference processed 415.49
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h01m25.73s, -14d19m59.52s
semi major axis, semi minor axis (arcsec):1.38, 1.38
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 16.66 0.29 20.846 0.019 AB
PanSTARRS_r 25.67 0.42 20.377 0.018 AB
PanSTARRS_i 36.22 0.3 20.003 0.009 AB
PanSTARRS_z 40.75 0.99 19.875 0.026 AB
PanSTARRS_y 50.49 2.27 19.642 0.049 AB

Aperture details

RA, DEC (J2000):21h01m25.74s, -14d20m00.53s
semi major axis, semi minor axis (arcsec):6.4, 2.88
angle (degrees, anti-clockwise from east):-137.56
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.22 1.71 22.105 0.356 AB
GALEX_NUV 7.36 1.57 21.733 0.232 AB
PanSTARRS_g 55.91 0.87 19.531 0.017 AB
PanSTARRS_r 80.16 1.27 19.140 0.017 AB
PanSTARRS_i 119.77 0.9 18.704 0.008 AB
PanSTARRS_z 137.8 2.99 18.552 0.024 AB
PanSTARRS_y 161.2 6.87 18.382 0.046 AB
2MASS_J 173.29 104.64 17.408 0.656 Vega
2MASS_H 363.01 170.5 16.133 0.510 Vega
2MASS_K 329.95 189.9 15.766 0.625 Vega
WISE_W1 125.62 13.28 15.953 0.115 Vega
WISE_W2 42.19 17.71 16.498 0.456 Vega
WISE_W3 2.13 118.66 17.903 60.382 Vega
WISE_W4 -181.5 609.66 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.776 8.937 9.057
{\rm log}_{10}({\rm SFR}) -1.733 -1.102 -0.510
{\rm log}_{10}({\rm sSFR}) -10.720 -10.069 -9.357
{\rm stellar\ age} 2.117 5.593 7.197

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.482 -0.622 -0.164
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.486 -0.702 0.052

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.279 0.714 1.213
\delta -0.423 -0.066 0.201
\tau_1/\tau_2 0.669 1.057 1.407
Q_{PAH} 0.993 2.707 5.003
U_{min} 2.876 7.857 14.770
{\rm log}_{10}(\gamma_e)\, -2.946 -1.823 -0.667

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.072 -0.495 -0.031
{\rm log}_{10}(\tau_{AGN})\, 1.034 1.516 1.991

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.832 -1.276 -0.811
0.03-0.10 Gyr -1.916 -1.107 -0.417
0.10-0.33 Gyr -1.628 -0.895 -0.188
0.33-1.07 Gyr -1.509 -0.851 -0.368
1.07-3.51 Gyr -1.745 -0.970 -0.691
3.51-11.47 Gyr -2.201 -1.098 -0.822
11.47-12.75 Gyr -2.253 -1.135 -0.589

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.435 9.537 9.641
{\rm log}_{10}({\rm SFR}) -0.648 -0.357 -0.075
{\rm log}_{10}({\rm sSFR}) -10.180 -9.883 -9.557
{\rm stellar\ age} 5.601 6.900 8.051

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.228 -0.676 -0.221
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.391 -0.570 0.073

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.325 0.608 0.849
\delta -0.138 0.075 0.242
\tau_1/\tau_2 0.776 1.136 1.464
Q_{PAH} 1.070 2.614 4.628
U_{min} 2.623 7.428 14.250
{\rm log}_{10}(\gamma_e)\, -3.019 -2.124 -1.118

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.755 -1.927 -1.013
{\rm log}_{10}(\tau_{AGN})\, 1.002 1.394 1.794

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.808 -0.579 -0.359
0.03-0.10 Gyr -0.655 -0.290 0.028
0.10-0.33 Gyr -0.745 -0.356 -0.028
0.33-1.07 Gyr -1.000 -0.569 -0.249
1.07-3.51 Gyr -0.884 -0.516 -0.283
3.51-11.47 Gyr -0.609 -0.347 -0.194
11.47-12.75 Gyr -0.765 -0.292 0.193