2025xdt results

Information

Transient
Name:SN2025xdt
Right ascension: 16h27m13.06s
Declination:33d28m19.76s
Discovery Date:Sept. 9, 2025, 3:47 a.m.
Classification:SN Ia
Redshift:0.078000
MW E(B-V):0.020
Host
Name:
Right ascension: 16h27m13.00s
Declination:33d28m19.21s
Redshift:None
Photometric Redshift:0.173
 

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 17.21
Transient MWEBV processed 0.11
Host match processed 6.88
Host information processed 0.1
Host MWEBV processed 0.05
Global aperture construction processed 0.67
Global aperture photometry processed 6.96
Validate global photometry processed 17.51
Global host SED inference processed 406.6
Local aperture photometry processed 6.95
Validate local photometry processed 0.02
Local host SED inference processed 418.63
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):16h27m13.06s, 33d28m19.76s
semi major axis, semi minor axis (arcsec):1.36, 1.36
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 12.25 0.23 21.180 0.020 AB
PanSTARRS_g 17.39 0.31 20.799 0.019 AB
SDSS_r 25.37 1.47 20.389 0.063 AB
PanSTARRS_r 27.88 0.33 20.287 0.013 AB
DES_r 30.04 0.65 20.206 0.023 AB
SDSS_i 36.24 1.9 20.002 0.057 AB
PanSTARRS_i 37.22 0.36 19.973 0.011 AB
PanSTARRS_z 41.75 0.97 19.848 0.025 AB
SDSS_z 44.03 4.57 19.791 0.113 AB
DES_z 46.13 1.32 19.740 0.031 AB
PanSTARRS_y 39.49 2.18 19.909 0.060 AB

Aperture details

RA, DEC (J2000):16h27m13.00s, 33d28m19.43s
semi major axis, semi minor axis (arcsec):2.9, 2.87
angle (degrees, anti-clockwise from east):-162.69
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.76 1.63 22.207 0.373 AB
GALEX_NUV 2.8 1.18 22.783 0.458 AB
SDSS_u 7.01 2.61 21.785 0.404 AB
SDSS_g 29.1 1.66 20.240 0.062 AB
DES_g 29.48 0.36 20.226 0.013 AB
PanSTARRS_g 33.99 0.64 20.072 0.020 AB
SDSS_r 52.57 2.38 19.598 0.049 AB
PanSTARRS_r 51.77 0.67 19.615 0.014 AB
DES_r 60.33 0.94 19.449 0.017 AB
SDSS_i 73.4 3.2 19.236 0.047 AB
PanSTARRS_i 71.63 0.73 19.262 0.011 AB
PanSTARRS_z 80.11 1.98 19.141 0.027 AB
SDSS_z 89.49 9.34 19.021 0.113 AB
DES_z 86.62 1.93 19.056 0.024 AB
PanSTARRS_y 71.35 4.45 19.267 0.068 AB
2MASS_J 53.15 69.19 18.691 1.413 Vega
2MASS_H 158.84 109.17 17.030 0.746 Vega
2MASS_K -13.58 118.51 Vega
WISE_W1 51.55 6.08 16.920 0.128 Vega
WISE_W2 35.97 7.18 16.671 0.217 Vega
WISE_W3 119.38 42.35 13.534 0.385 Vega
WISE_W4 326.67 296.21 10.995 0.984 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.087 9.188 9.295
{\rm log}_{10}({\rm SFR}) -1.994 -1.434 -0.916
{\rm log}_{10}({\rm sSFR}) -11.198 -10.622 -10.129
{\rm stellar\ age} 6.941 7.985 11.134

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.624 -1.229 -0.835
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.617 -0.924 -0.027

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.290 0.631 0.965
\delta -0.262 0.060 0.275
\tau_1/\tau_2 0.701 1.053 1.402
Q_{PAH} 1.209 3.235 5.539
U_{min} 3.103 8.285 15.474
{\rm log}_{10}(\gamma_e)\, -2.860 -1.711 -0.601

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.757 -0.715 -0.082
{\rm log}_{10}(\tau_{AGN})\, 1.109 1.536 2.031

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.970 -1.363 -0.887
0.03-0.10 Gyr -2.284 -1.555 -0.906
0.10-0.33 Gyr -2.545 -1.680 -1.070
0.33-1.07 Gyr -2.632 -1.676 -1.106
1.07-3.50 Gyr -2.615 -1.390 -0.819
3.50-11.45 Gyr -1.234 -0.695 -0.536
11.45-12.73 Gyr -1.011 -0.384 0.314

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.163 9.306 9.428
{\rm log}_{10}({\rm SFR}) -1.805 -1.258 -0.826
{\rm log}_{10}({\rm sSFR}) -11.171 -10.542 -10.068
{\rm stellar\ age} 5.484 7.177 8.709

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.526 -1.059 -0.627
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.772 -1.018 0.179

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.192 0.372 0.571
\delta -0.698 -0.303 0.081
\tau_1/\tau_2 0.696 1.081 1.442
Q_{PAH} 1.677 3.439 5.383
U_{min} 3.208 8.561 15.275
{\rm log}_{10}(\gamma_e)\, -2.533 -1.508 -0.593

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.656 -1.884 -0.802
{\rm log}_{10}(\tau_{AGN})\, 1.124 1.642 1.973

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.569 -1.134 -0.842
0.03-0.10 Gyr -2.324 -1.366 -0.797
0.10-0.33 Gyr -2.065 -1.204 -0.692
0.33-1.07 Gyr -1.977 -1.020 -0.541
1.07-3.50 Gyr -1.363 -0.764 -0.448
3.50-11.45 Gyr -0.980 -0.590 -0.396
11.45-12.73 Gyr -1.156 -0.501 0.091