2025ymu

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Information

Transient

Name: SN2025ymu
Right ascension: 23h52m04.91s
Declination: -20d41m37.26s
Discovery Date: Sept. 23, 2025, 7:31 a.m.
Classification: SN Ia
Redshift: 0.071933
MW E(B-V): 0.019

Host

Name: 101262
Right ascension: 23h52m05.99s
Declination: -20d41m49.41s
Redshift: 0.070739
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.32
Transient MWEBV processed 0.13
Host match processed 5.28
Host information processed 0.12
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 5.26
Validate global photometry processed 14.59
Global host SED inference processed 501.44
Local aperture photometry processed 4.95
Validate local photometry processed 0.02
Local host SED inference processed 495.8
 

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) = 23h52m04.91s, -20d41m37.26s
semi major axis, semi minor axis (arcsec) = 1.48, 1.48
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 2.56 0.67 22.881 0.285 AB
PanSTARRS_g 3.06 0.43 22.685 0.152 AB
SDSS_r 6.71 1.17 21.833 0.189 AB
PanSTARRS_r 6.8 0.49 21.819 0.078 AB
SDSS_i 9.95 2.0 21.406 0.218 AB
PanSTARRS_i 8.5 0.56 21.577 0.071 AB
PanSTARRS_z 11.34 1.52 21.264 0.146 AB
SDSS_z 12.94 6.97 21.120 0.585 AB
PanSTARRS_y 19.04 2.67 20.701 0.152 AB

Aperture details

RA, DEC (J2000) = 23h52m05.98s, -20d41m49.17s
semi major axis, semi minor axis (arcsec) = 19.41, 14.66
angle (degrees, anti-clockwise from east) = -0.13

Warning: possible contaminating objects in the global aperture
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 23.16 3.42 20.488 0.160 AB
GALEX_NUV 37.53 3.42 19.964 0.099 AB
SDSS_u 530.82 20.87 17.088 0.043 AB
SDSS_g 2947.26 15.22 15.226 0.006 AB
PanSTARRS_g 3010.6 4.96 15.203 0.002 AB
SDSS_r 6452.61 23.55 14.376 0.004 AB
PanSTARRS_r 6414.98 5.9 14.382 0.001 AB
SDSS_i 9632.59 32.82 13.941 0.004 AB
PanSTARRS_i 9144.8 6.46 13.997 0.001 AB
PanSTARRS_z 11720.33 16.94 13.728 0.002 AB
SDSS_z 12735.63 83.83 13.637 0.007 AB
PanSTARRS_y 14726.12 30.02 13.480 0.002 AB
2MASS_J 18651.71 402.83 12.328 0.023 Vega
2MASS_H 22410.62 602.38 11.656 0.029 Vega
2MASS_K 18908.04 707.29 11.371 0.041 Vega
WISE_W1 8990.57 104.48 11.317 0.013 Vega
WISE_W2 4894.06 92.4 11.337 0.020 Vega
WISE_W3 1447.01 174.17 10.825 0.131 Vega
WISE_W4 -271.52 717.87 Vega
 

Imaging data

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Spectral Energy Distribution

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Warning: possible contaminating objects in the global aperture

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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})\, 8.267 8.531 8.734
{\rm log}_{10}({\rm SFR}) -1.728 -1.018 -0.482
{\rm log}_{10}({\rm sSFR}) -10.321 -9.553 -8.864
{\rm stellar\ age} 2.196 5.826 7.482

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.320 -0.553 -0.043
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.398 -0.491 0.234

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.934 1.596 2.199
\delta -0.080 0.160 0.313
\tau_1/\tau_2 0.679 1.044 1.410
Q_{PAH} 0.971 2.810 5.153
U_{min} 2.973 8.203 15.456
{\rm log}_{10}(\gamma_e)\, -2.788 -1.584 -0.451

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.490 -1.009 0.088
{\rm log}_{10}(\tau_{AGN})\, 0.971 1.388 1.878

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.926 -1.060 -0.525
0.03-0.10 Gyr -1.951 -1.150 -0.450
0.10-0.33 Gyr -2.185 -1.317 -0.716
0.33-1.07 Gyr -2.636 -1.465 -0.967
1.07-3.52 Gyr -2.681 -1.474 -1.119
3.52-11.54 Gyr -2.839 -1.509 -1.153
11.54-12.82 Gyr -2.916 -1.573 -0.923

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.534 11.634 11.663
{\rm log}_{10}({\rm SFR}) -1.210 -0.740 -0.364
{\rm log}_{10}({\rm sSFR}) -12.879 -12.368 -11.955
{\rm stellar\ age} 8.577 11.930 12.168

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.409 -0.316 -0.231
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.524 -0.578 0.166

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.051 0.093 0.147
\delta -0.851 -0.581 -0.240
\tau_1/\tau_2 0.609 1.005 1.418
Q_{PAH} 0.255 1.114 2.961
U_{min} 3.332 8.729 16.596
{\rm log}_{10}(\gamma_e)\, -1.755 -1.043 -0.463

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.696 -4.113 -3.156
{\rm log}_{10}(\tau_{AGN})\, 1.147 1.698 2.006

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.302 -0.724 -0.393
0.03-0.10 Gyr -1.824 -0.821 -0.297
0.10-0.33 Gyr -2.080 -0.862 -0.222
0.33-1.07 Gyr -2.954 -1.112 -0.313
1.07-3.52 Gyr -2.356 -0.766 0.160
3.52-11.54 Gyr -1.078 0.636 1.747
11.54-12.82 Gyr 2.041 2.759 2.804