2025tgi

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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:
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 4.78
Cutout download processed 13.92
Global aperture construction processed 0.66
Local aperture photometry processed 4.1
Global aperture photometry processed 3.57
Validate local photometry processed 0.02
Validate global photometry processed 10.92
Host information processed 0.14
Global host SED inference processed 385.17
Local host SED inference processed 415.49
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.04
Processing status completed N/A N/A
 

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) = 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
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

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