2025tgr

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Information

Transient

Name: SN2025tgr
Right ascension: 4h45m47.21s
Declination: -51d30m52.32s
Discovery Date: Aug. 5, 2025, 8:51 a.m.
Classification: SN Ia
Redshift: 0.065000
MW E(B-V): 0.007

Host

Name:
Right ascension: 4h45m47.60s
Declination: -51d30m46.29s
Redshift: None
Photometric Redshift: 0.067
 

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 9.88
Cutout download processed 7.87
Global aperture construction processed 0.69
Local aperture photometry processed 2.92
Global aperture photometry processed 2.48
Validate local photometry processed 0.02
Validate global photometry processed 9.51
Host information processed 0.15
Global host SED inference processed 388.18
Local host SED inference processed 437.67
Transient information processed 0.0
Transient MWEBV processed 0.07
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) = 4h45m47.21s, -51d30m52.32s
semi major axis, semi minor axis (arcsec) = 1.6, 1.6
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 6.13 0.09 21.932 0.016 AB
DES_r 8.39 0.14 21.591 0.018 AB
DES_z 10.54 0.48 21.343 0.049 AB

Aperture details

RA, DEC (J2000) = 4h45m47.59s, -51d30m46.44s
semi major axis, semi minor axis (arcsec) = 9.84, 8.33
angle (degrees, anti-clockwise from east) = 57.83

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 68.18 6.46 19.316 0.103 AB
GALEX_NUV 89.43 4.39 19.021 0.053 AB
DES_r 717.13 1.07 16.761 0.002 AB
DES_z 933.14 3.84 16.475 0.004 AB
2MASS_J 1031.66 263.29 15.471 0.277 Vega
2MASS_H 1164.27 360.79 14.867 0.336 Vega
2MASS_K 1874.53 411.59 13.880 0.238 Vega
WISE_W1 565.84 14.26 14.319 0.027 Vega
WISE_W2 351.87 16.19 14.195 0.050 Vega
WISE_W3 1456.36 58.88 10.818 0.044 Vega
WISE_W4 1068.48 374.52 9.708 0.381 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})\, 7.728 7.989 8.168
{\rm log}_{10}({\rm SFR}) -1.934 -1.341 -0.633
{\rm log}_{10}({\rm sSFR}) -9.975 -9.294 -8.303
{\rm stellar\ age} 0.916 4.765 6.847

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.710 -1.221 -0.482
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.549 -0.748 0.098

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.329 0.738 1.224
\delta -0.311 -0.028 0.256
\tau_1/\tau_2 0.691 1.074 1.470
Q_{PAH} 0.680 2.308 4.749
U_{min} 3.213 8.869 16.174
{\rm log}_{10}(\gamma_e)\, -3.046 -1.903 -0.671

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.026 -0.221 0.296
{\rm log}_{10}(\tau_{AGN})\, 1.157 1.577 1.952

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.087 -1.398 -0.763
0.03-0.10 Gyr -2.098 -1.401 -0.585
0.10-0.33 Gyr -2.400 -1.641 -1.056
0.33-1.08 Gyr -3.053 -1.870 -1.386
1.08-3.54 Gyr -3.676 -2.027 -1.648
3.54-11.60 Gyr -4.017 -2.176 -1.736
11.60-12.89 Gyr -3.938 -2.263 -1.607

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.834 9.939 10.049
{\rm log}_{10}({\rm SFR}) -0.287 -0.020 0.294
{\rm log}_{10}({\rm sSFR}) -10.254 -9.962 -9.636
{\rm stellar\ age} 3.892 5.592 6.925

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.863 -0.515 -0.185
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.235 -0.070 0.282

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.091 0.167 0.306
\delta -0.598 -0.084 0.212
\tau_1/\tau_2 0.735 1.077 1.404
Q_{PAH} 1.030 2.668 4.726
U_{min} 2.397 7.262 14.080
{\rm log}_{10}(\gamma_e)\, -3.021 -1.909 -1.173

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.175 -3.020 -2.022
{\rm log}_{10}(\tau_{AGN})\, 1.073 1.566 1.942

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.521 -0.175 0.020
0.03-0.10 Gyr -0.340 0.030 0.416
0.10-0.33 Gyr 0.037 0.338 0.614
0.33-1.08 Gyr -0.039 0.310 0.582
1.08-3.54 Gyr -0.181 0.087 0.292
3.54-11.60 Gyr -0.439 -0.068 0.154
11.60-12.89 Gyr -0.704 -0.071 0.365