2025xrt

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Information

Transient

Name: SN2025xrt
Right ascension: 21h14m52.07s
Declination: -23d41m29.46s
Discovery Date: Sept. 15, 2025, 2:29 a.m.
Classification: SN Ia
Redshift: 0.095700
MW E(B-V): 0.051

Host

Name:
Right ascension: 21h14m52.25s
Declination: -23d41m28.22s
Redshift: None
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 3.28
Transient MWEBV processed 0.05
Host match processed 4.51
Host information processed 0.12
Host MWEBV processed 0.05
Global aperture construction processed 7.87
Global aperture photometry processed 3.63
Validate global photometry processed 10.01
Global host SED inference processed 479.8
Local aperture photometry processed 3.78
Validate local photometry processed 0.02
Local host SED inference processed 850.14
 

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) = 21h14m52.07s, -23d41m29.46s
semi major axis, semi minor axis (arcsec) = 1.13, 1.13
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 1.77 0.31 23.283 0.193 AB
PanSTARRS_z 0.49 0.72 24.682 1.617 AB
PanSTARRS_y 2.75 1.96 22.803 0.776 AB

Aperture details

RA, DEC (J2000) = 21h14m52.24s, -23d41m28.11s
semi major axis, semi minor axis (arcsec) = 3.95, 1.08
angle (degrees, anti-clockwise from east) = -155.43

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 1.28 0.46 23.628 0.392 AB
PanSTARRS_r 3.02 0.62 22.700 0.223 AB
PanSTARRS_i 3.16 0.5 22.649 0.171 AB
PanSTARRS_z 3.01 1.11 22.702 0.400 AB
PanSTARRS_y 6.73 2.87 21.829 0.462 AB
2MASS_J 78.26 102.62 18.271 1.424 Vega
2MASS_H -164.79 146.19 Vega
2MASS_K -106.67 163.06 Vega
WISE_W1 39.56 8.76 17.208 0.240 Vega
WISE_W2 35.9 14.6 16.673 0.441 Vega
WISE_W3 -8.38 70.82 Vega
WISE_W4 563.95 625.34 10.402 1.204 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})\, 7.457 7.933 8.326
{\rm log}_{10}({\rm SFR}) -1.056 -0.570 -0.055
{\rm log}_{10}({\rm sSFR}) -9.111 -8.261 -7.962
{\rm stellar\ age} 0.046 1.446 6.547

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.343 -0.669 0.001
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.500 -0.850 -0.083

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.502 2.054 2.856
\delta 0.118 0.271 0.360
\tau_1/\tau_2 0.698 1.205 1.662
Q_{PAH} 1.047 3.051 5.585
U_{min} 3.491 9.894 18.260
{\rm log}_{10}(\gamma_e)\, -2.989 -1.877 -0.656

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.947 -0.144 0.355
{\rm log}_{10}(\tau_{AGN})\, 0.960 1.543 1.927

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.897 -0.394 0.224
0.03-0.10 Gyr -3.309 -1.375 -0.242
0.10-0.33 Gyr -4.898 -2.387 -1.124
0.33-1.06 Gyr -6.291 -3.228 -1.664
1.06-3.46 Gyr -6.984 -3.468 -1.823
3.46-11.26 Gyr -7.640 -3.626 -1.773
11.26-12.51 Gyr -8.041 -3.380 -1.566

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.986 8.338 8.628
{\rm log}_{10}({\rm SFR}) -1.670 -0.853 -0.148
{\rm log}_{10}({\rm sSFR}) -10.095 -9.208 -8.208
{\rm stellar\ age} 0.215 3.852 6.734

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.401 -0.604 -0.053
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.580 -0.753 0.072

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.077 1.714 2.494
\delta -0.032 0.181 0.321
\tau_1/\tau_2 0.660 1.068 1.519
Q_{PAH} 1.646 3.466 5.375
U_{min} 3.320 10.120 18.501
{\rm log}_{10}(\gamma_e)\, -2.897 -1.739 -0.686

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.393 -0.532 0.164
{\rm log}_{10}(\tau_{AGN})\, 1.031 1.366 1.721

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.709 -1.193 -0.423
0.03-0.10 Gyr -2.271 -1.015 -0.045
0.10-0.33 Gyr -2.661 -1.259 -0.466
0.33-1.06 Gyr -4.084 -1.754 -1.050
1.06-3.46 Gyr -5.367 -1.853 -1.255
3.46-11.26 Gyr -6.088 -2.122 -1.360
11.26-12.51 Gyr -6.420 -2.228 -1.213