2025xln

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Information

Transient

Name: SN2025xln
Right ascension: 20h55m52.94s
Declination: -6d30m19.60s
Discovery Date: Sept. 14, 2025, 8:13 a.m.
Classification: SN Ia
Redshift: 0.081813
MW E(B-V): 0.050

Host

Name: 3104746
Right ascension: 20h55m52.64s
Declination: -6d30m24.03s
Redshift: 0.081813
Photometric Redshift: 0.081
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 19.0
Transient MWEBV processed 0.06
Host match processed 4.0
Host information processed 0.12
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 6.47
Validate global photometry processed 18.04
Global host SED inference processed 453.18
Local aperture photometry processed 6.74
Validate local photometry processed 0.03
Local host SED inference processed 417.03
 

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) = 20h55m52.94s, -6d30m19.60s
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 7.7 0.14 21.683 0.020 AB
PanSTARRS_r 12.39 0.42 21.168 0.037 AB
DES_r 14.41 0.36 21.004 0.027 AB
SDSS_i 19.0 1.54 20.703 0.088 AB
PanSTARRS_i 17.97 0.42 20.764 0.026 AB
PanSTARRS_z 17.79 0.8 20.774 0.049 AB
SDSS_z 15.91 4.22 20.896 0.288 AB
DES_z 23.11 0.86 20.490 0.040 AB
PanSTARRS_y 18.87 2.11 20.711 0.121 AB

Aperture details

RA, DEC (J2000) = 20h55m52.66s, -6d30m23.57s
semi major axis, semi minor axis (arcsec) = 19.27, 7.9
angle (degrees, anti-clockwise from east) = -40.75

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 39.68 4.62 19.903 0.126 AB
GALEX_NUV 46.05 2.16 19.742 0.051 AB
SDSS_u 178.6 11.55 18.270 0.070 AB
SDSS_g 513.55 7.29 17.124 0.015 AB
DES_g 522.31 1.25 17.105 0.003 AB
PanSTARRS_g 520.91 3.06 17.108 0.006 AB
SDSS_r 932.47 10.31 16.476 0.012 AB
PanSTARRS_r 960.03 3.96 16.444 0.004 AB
SDSS_i 1409.42 14.07 16.027 0.011 AB
PanSTARRS_i 1340.06 3.99 16.082 0.003 AB
SDSS_z 1440.07 40.3 16.004 0.030 AB
DES_z 1870.36 7.87 15.720 0.005 AB
2MASS_J 2581.98 341.34 14.475 0.144 Vega
2MASS_H 2314.26 556.19 14.121 0.261 Vega
2MASS_K 2307.23 617.97 13.654 0.291 Vega
WISE_W1 1293.85 42.25 13.421 0.035 Vega
WISE_W2 761.88 52.58 13.356 0.075 Vega
WISE_W3 792.35 219.5 11.479 0.301 Vega
WISE_W4 -1518.64 1043.72 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.555 8.717 8.840
{\rm log}_{10}({\rm SFR}) -1.931 -1.347 -0.697
{\rm log}_{10}({\rm sSFR}) -10.689 -10.066 -9.327
{\rm stellar\ age} 3.126 6.021 7.491

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.648 -1.094 -0.484
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.679 -0.842 0.161

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.276 0.625 1.154
\delta -0.433 -0.080 0.228
\tau_1/\tau_2 0.731 1.077 1.412
Q_{PAH} 1.145 2.930 5.141
U_{min} 2.851 7.712 14.668
{\rm log}_{10}(\gamma_e)\, -2.874 -1.885 -0.719

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.401 -0.207 0.224
{\rm log}_{10}(\tau_{AGN})\, 1.111 1.499 1.948

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.005 -1.437 -0.910
0.03-0.10 Gyr -2.080 -1.377 -0.617
0.10-0.33 Gyr -2.090 -1.362 -0.680
0.33-1.07 Gyr -1.996 -1.232 -0.711
1.07-3.49 Gyr -1.863 -1.213 -0.952
3.49-11.41 Gyr -1.936 -1.251 -1.013
11.41-12.68 Gyr -2.128 -1.290 -0.776

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.691 10.730 10.806
{\rm log}_{10}({\rm SFR}) 0.074 0.340 0.640
{\rm log}_{10}({\rm sSFR}) -10.653 -10.393 -10.115
{\rm stellar\ age} 7.248 7.901 10.368

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.543 -0.313 -0.183
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.045 0.319 0.443

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.084 0.136 0.264
\delta -0.859 -0.501 0.030
\tau_1/\tau_2 0.578 0.963 1.352
Q_{PAH} 0.584 1.570 3.338
U_{min} 2.506 7.207 14.133
{\rm log}_{10}(\gamma_e)\, -3.179 -2.190 -1.312

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.457 -3.541 -2.580
{\rm log}_{10}(\tau_{AGN})\, 1.019 1.530 1.917

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.220 0.079 0.224
0.03-0.10 Gyr 0.065 0.423 0.768
0.10-0.33 Gyr -0.284 0.160 0.419
0.33-1.07 Gyr -0.688 -0.031 0.243
1.07-3.49 Gyr -0.565 0.201 0.586
3.49-11.41 Gyr 0.518 0.899 0.996
11.41-12.68 Gyr 0.600 1.122 1.780