2025hjt

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Information

Transient

Name: SN2025hjt
Right ascension: 11h03m36.74s
Declination: 17d18m56.99s
Discovery Date: April 13, 2025, 9:33 p.m.
Classification: SN Ia-91T-like
Redshift: 0.028000
MW E(B-V): 0.018

Host

Name: 2025hjt
Right ascension: 11h03m36.80s
Declination: 17d18m56.63s
Redshift: 0.028083
Photometric Redshift: 0.031
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.09
Cutout download processed 0.73
Global aperture construction processed 0.69
Local aperture photometry processed 6.91
Global aperture photometry processed 6.9
Validate local photometry processed 0.03
Validate global photometry processed 19.57
Host information processed 0.07
Global host SED inference processed 451.77
Local host SED inference processed 510.44
Transient information processed 0.0
Transient MWEBV processed 0.12
Host MWEBV processed 0.05
Log transient processing status processed None
 

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) = 11h03m36.74s, 17d18m56.99s
semi major axis, semi minor axis (arcsec) = 3.55, 3.55
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 252.37 4.95 17.895 0.021 AB
SDSS_g 816.01 7.5 16.621 0.010 AB
DES_g 865.73 1.39 16.557 0.002 AB
PanSTARRS_g 826.65 0.88 16.607 0.001 AB
SDSS_r 1492.13 10.2 15.965 0.007 AB
PanSTARRS_r 1469.2 1.01 15.982 0.001 AB
DES_r 1675.99 3.19 15.839 0.002 AB
SDSS_i 2057.19 12.19 15.617 0.006 AB
PanSTARRS_i 1995.95 1.3 15.650 0.001 AB
PanSTARRS_z 2497.67 2.31 15.406 0.001 AB
SDSS_z 2684.92 17.07 15.328 0.007 AB
DES_z 2797.21 7.97 15.283 0.003 AB
PanSTARRS_y 3011.74 5.64 15.203 0.002 AB
2MASS_J 3442.26 80.46 14.163 0.025 Vega
2MASS_H 4363.4 136.77 13.433 0.034 Vega
2MASS_K 3859.37 133.45 13.096 0.038 Vega

Aperture details

RA, DEC (J2000) = 11h03m36.81s, 17d18m55.71s
semi major axis, semi minor axis (arcsec) = 24.57, 8.88
angle (degrees, anti-clockwise from east) = -25.43

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 151.57 12.12 18.448 0.087 AB
GALEX_NUV 286.52 9.85 17.757 0.037 AB
SDSS_u 780.1 13.96 16.670 0.019 AB
SDSS_g 2601.7 14.07 15.362 0.006 AB
DES_g 2233.92 2.49 15.527 0.001 AB
PanSTARRS_g 2627.08 3.07 15.351 0.001 AB
SDSS_r 4542.38 19.17 14.757 0.005 AB
PanSTARRS_r 4462.24 3.44 14.776 0.001 AB
DES_r 3937.16 5.3 14.912 0.001 AB
SDSS_i 6047.45 24.16 14.446 0.004 AB
PanSTARRS_i 5951.59 4.7 14.463 0.001 AB
PanSTARRS_z 7253.42 8.64 14.249 0.001 AB
DES_z 6054.9 12.45 14.445 0.002 AB
PanSTARRS_y 8437.61 22.94 14.084 0.003 AB
2MASS_J 9910.88 334.46 13.015 0.037 Vega
2MASS_K 10204.83 562.74 12.040 0.060 Vega
WISE_W1 6028.28 53.24 11.751 0.010 Vega
WISE_W2 3954.37 57.92 11.568 0.016 Vega
WISE_W3 21817.95 231.16 7.879 0.012 Vega
WISE_W4 27366.41 1685.17 6.187 0.067 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})\, 9.832 9.967 10.119
{\rm log}_{10}({\rm SFR}) -0.474 0.083 0.557
{\rm log}_{10}({\rm sSFR}) -10.504 -9.893 -9.352
{\rm stellar\ age} 5.668 7.591 9.619

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.248 -0.662 -0.275
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.478 0.167 0.369

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.309 0.861 1.333
\delta -0.576 -0.075 0.230
\tau_1/\tau_2 0.597 0.951 1.316
Q_{PAH} 0.515 2.226 3.922
U_{min} 2.727 7.755 14.863
{\rm log}_{10}(\gamma_e)\, -3.467 -2.148 -1.424

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.219 -1.916 -0.663
{\rm log}_{10}(\tau_{AGN})\, 1.035 1.475 1.861

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.588 -0.154 0.157
0.03-0.10 Gyr -0.576 0.150 0.667
0.10-0.33 Gyr -0.979 -0.250 0.396
0.33-1.10 Gyr -1.141 -0.450 0.071
1.10-3.64 Gyr -1.021 -0.220 0.164
3.64-12.04 Gyr -0.456 0.035 0.218
12.04-13.38 Gyr -0.490 0.177 0.833

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.341 10.475 10.590
{\rm log}_{10}({\rm SFR}) -0.481 0.541 0.918
{\rm log}_{10}({\rm sSFR}) -11.125 -9.911 -9.485
{\rm stellar\ age} 6.595 7.725 11.023

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.715 -1.325 -0.901
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.463 -0.015 0.384

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.745 0.935 1.080
\delta -0.048 0.099 0.246
\tau_1/\tau_2 0.539 0.922 1.289
Q_{PAH} 0.944 1.524 2.342
U_{min} 2.499 7.514 15.069
{\rm log}_{10}(\gamma_e)\, -3.595 -2.598 -1.937

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.090 -1.847 -1.563
{\rm log}_{10}(\tau_{AGN})\, 0.950 1.370 1.722

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.570 -0.752 -0.079
0.03-0.10 Gyr -0.450 0.687 1.076
0.10-0.33 Gyr -0.599 0.535 0.893
0.33-1.10 Gyr -2.280 -0.159 0.304
1.10-3.64 Gyr -1.383 0.103 0.571
3.64-12.04 Gyr -0.354 0.510 0.744
12.04-13.38 Gyr -0.697 0.691 1.563