2025tvd

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Information

Transient

Name: SN2025tvd
Right ascension: 15h50m35.31s
Declination: 15d58m39.08s
Discovery Date: Aug. 13, 2025, 9:04 p.m.
Classification: SN Ia
Redshift: 0.082000
MW E(B-V): 0.033

Host

Name:
Right ascension: 15h50m35.31s
Declination: 15d58m39.16s
Redshift: None
Photometric Redshift: 0.170
 

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 6.3
Cutout download processed 39.12
Global aperture construction processed 2.65
Local aperture photometry processed 6.57
Global aperture photometry processed 5.69
Validate local photometry processed 0.03
Validate global photometry processed 16.11
Host information processed 0.14
Global host SED inference processed 520.84
Local host SED inference processed 429.38
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
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) = 15h50m35.31s, 15d58m39.08s
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 7.97 0.16 21.646 0.022 AB
PanSTARRS_r 13.78 0.34 21.052 0.027 AB
DES_r 16.53 0.36 20.854 0.024 AB
SDSS_i 17.39 1.35 20.799 0.084 AB
PanSTARRS_i 18.03 0.33 20.760 0.020 AB
PanSTARRS_z 19.48 0.91 20.676 0.051 AB
SDSS_z 19.59 4.56 20.670 0.253 AB
DES_z 24.45 1.04 20.429 0.046 AB
PanSTARRS_y 27.57 1.91 20.299 0.075 AB

Aperture details

RA, DEC (J2000) = 15h50m35.32s, 15d58m39.44s
semi major axis, semi minor axis (arcsec) = 3.13, 2.57
angle (degrees, anti-clockwise from east) = -25.47

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 11.18 2.7 21.279 0.262 AB
SDSS_g 14.18 1.21 21.021 0.092 AB
DES_g 12.25 0.25 21.179 0.022 AB
PanSTARRS_g 12.22 0.79 21.183 0.071 AB
SDSS_r 24.03 1.7 20.448 0.077 AB
PanSTARRS_r 20.88 0.73 20.601 0.038 AB
DES_r 23.28 0.53 20.483 0.025 AB
SDSS_i 23.98 2.22 20.451 0.101 AB
PanSTARRS_i 25.89 0.68 20.367 0.029 AB
PanSTARRS_z 31.0 1.91 20.171 0.067 AB
SDSS_z 44.21 9.8 19.786 0.241 AB
DES_z 34.62 1.45 20.052 0.046 AB
PanSTARRS_y 38.71 3.98 19.931 0.112 AB
2MASS_J -62.67 88.19 Vega
2MASS_H -25.3 128.58 Vega
2MASS_K -37.5 130.83 Vega
WISE_W1 9.81 10.44 18.722 1.155 Vega
WISE_W2 -0.91 14.03 Vega
WISE_W3 -9.07 49.46 Vega
WISE_W4 -570.05 337.53 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})\, 8.630 8.766 8.874
{\rm log}_{10}({\rm SFR}) -2.154 -1.588 -0.753
{\rm log}_{10}({\rm sSFR}) -10.917 -10.360 -9.453
{\rm stellar\ age} 3.737 6.397 7.725

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.473 -0.819 -0.248
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.479 -0.202 0.315

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.179 0.502 1.078
\delta -0.524 -0.143 0.144
\tau_1/\tau_2 0.661 1.030 1.394
Q_{PAH} 1.018 2.655 4.946
U_{min} 3.160 8.233 15.594
{\rm log}_{10}(\gamma_e)\, -2.894 -1.807 -0.686

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.411 -0.094 0.287
{\rm log}_{10}(\tau_{AGN})\, 1.167 1.530 1.945

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.224 -1.621 -1.061
0.03-0.10 Gyr -2.390 -1.626 -0.676
0.10-0.33 Gyr -2.356 -1.537 -0.816
0.33-1.07 Gyr -2.153 -1.307 -0.833
1.07-3.49 Gyr -1.955 -1.182 -0.923
3.49-11.41 Gyr -1.817 -1.165 -0.965
11.41-12.68 Gyr -2.068 -1.176 -0.663

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.621 8.895 9.058
{\rm log}_{10}({\rm SFR}) -1.579 -0.755 0.091
{\rm log}_{10}({\rm sSFR}) -10.598 -9.713 -8.551
{\rm stellar\ age} 0.529 5.234 7.307

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.682 -0.835 -0.064
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.461 -0.111 0.366

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.329 0.862 1.561
\delta -0.470 -0.059 0.251
\tau_1/\tau_2 0.585 0.985 1.370
Q_{PAH} 1.444 3.649 5.531
U_{min} 3.586 9.944 17.489
{\rm log}_{10}(\gamma_e)\, -2.800 -1.668 -0.705

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.142 -1.069 -0.217
{\rm log}_{10}(\tau_{AGN})\, 0.961 1.431 1.839

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.913 -1.617 -0.976
0.03-0.10 Gyr -1.669 -0.661 0.242
0.10-0.33 Gyr -1.531 -0.651 0.087
0.33-1.07 Gyr -3.108 -1.177 -0.602
1.07-3.49 Gyr -3.982 -1.210 -0.784
3.49-11.41 Gyr -4.094 -1.294 -0.855
11.41-12.68 Gyr -4.146 -1.340 -0.501