2025ywq

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Information

Transient

Name: SN2025ywq
Right ascension: 15h37m30.43s
Declination: 45d31m20.31s
Discovery Date: Sept. 24, 2025, 3:19 a.m.
Classification: SN Ia
Redshift: 0.070000
MW E(B-V): 0.011

Host

Name:
Right ascension: 15h37m30.61s
Declination: 45d31m15.75s
Redshift: 0.071727
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 15.5
Transient MWEBV processed 0.14
Host match processed 5.72
Host information processed 0.05
Host MWEBV processed 0.07
Global aperture construction processed 0.72
Global aperture photometry processed 5.47
Validate global photometry processed 15.33
Global host SED inference processed 427.43
Local aperture photometry processed 5.21
Validate local photometry processed 0.02
Local host SED inference processed 438.39
 

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) = 15h37m30.43s, 45d31m20.31s
semi major axis, semi minor axis (arcsec) = 1.46, 1.46
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 14.15 1.04 21.023 0.080 AB
PanSTARRS_g 17.52 0.4 20.791 0.025 AB
SDSS_r 26.51 1.47 20.341 0.060 AB
PanSTARRS_r 32.02 0.44 20.136 0.015 AB
SDSS_i 37.18 1.83 19.974 0.054 AB
PanSTARRS_i 42.26 0.59 19.835 0.015 AB
PanSTARRS_z 48.07 0.95 19.695 0.021 AB
SDSS_z 44.75 4.26 19.773 0.103 AB
PanSTARRS_y 60.14 2.45 19.452 0.044 AB

Aperture details

RA, DEC (J2000) = 15h37m30.62s, 45d31m15.76s
semi major axis, semi minor axis (arcsec) = 9.13, 7.0
angle (degrees, anti-clockwise from east) = -42.07

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 48.69 4.58 19.681 0.102 AB
GALEX_NUV 83.11 3.49 19.101 0.046 AB
SDSS_u 268.27 6.6 17.829 0.027 AB
SDSS_g 640.34 6.88 16.884 0.012 AB
PanSTARRS_g 692.9 2.2 16.798 0.003 AB
SDSS_r 1075.25 9.14 16.321 0.009 AB
PanSTARRS_r 1117.82 2.45 16.279 0.002 AB
SDSS_i 1493.79 11.25 15.964 0.008 AB
PanSTARRS_i 1534.44 3.24 15.935 0.002 AB
PanSTARRS_z 1684.95 5.22 15.834 0.003 AB
SDSS_z 1910.03 24.16 15.697 0.014 AB
PanSTARRS_y 2018.63 13.48 15.637 0.007 AB
2MASS_J 2347.85 160.54 14.578 0.074 Vega
2MASS_H 3468.6 246.05 13.682 0.077 Vega
2MASS_K 2375.74 330.73 13.623 0.151 Vega
WISE_W1 1292.22 13.99 13.423 0.012 Vega
WISE_W2 836.27 16.89 13.255 0.022 Vega
WISE_W3 3639.36 50.41 9.823 0.015 Vega
WISE_W4 3124.06 298.89 8.543 0.104 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})\, 8.979 9.087 9.205
{\rm log}_{10}({\rm SFR}) -2.176 -1.366 -0.815
{\rm log}_{10}({\rm sSFR}) -11.337 -10.448 -9.870
{\rm stellar\ age} 5.621 7.223 8.912

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.494 -0.924 -0.423
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.520 -0.468 0.280

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.259 0.634 1.066
\delta -0.378 -0.051 0.242
\tau_1/\tau_2 0.691 1.040 1.391
Q_{PAH} 1.115 3.201 5.624
U_{min} 3.060 7.956 14.620
{\rm log}_{10}(\gamma_e)\, -2.904 -1.686 -0.677

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.290 -0.423 0.053
{\rm log}_{10}(\tau_{AGN})\, 1.093 1.388 1.962

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.379 -1.518 -0.969
0.03-0.10 Gyr -2.338 -1.368 -0.753
0.10-0.33 Gyr -2.247 -1.357 -0.760
0.33-1.07 Gyr -2.135 -1.315 -0.701
1.07-3.52 Gyr -1.899 -1.023 -0.710
3.52-11.53 Gyr -1.187 -0.802 -0.626
11.53-12.81 Gyr -1.298 -0.721 -0.107

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.416 10.482 10.545
{\rm log}_{10}({\rm SFR}) 0.711 0.919 1.154
{\rm log}_{10}({\rm sSFR}) -9.797 -9.565 -9.300
{\rm stellar\ age} 6.657 7.444 9.260

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.429 -0.313 -0.225
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.187 0.316 0.421

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.174 0.231 0.349
\delta -0.945 -0.820 -0.613
\tau_1/\tau_2 0.685 1.071 1.462
Q_{PAH} 1.131 2.052 3.065
U_{min} 2.250 6.707 13.215
{\rm log}_{10}(\gamma_e)\, -2.879 -2.145 -1.464

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.073 -2.949 -2.074
{\rm log}_{10}(\tau_{AGN})\, 1.107 1.597 1.947

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.067 0.255 0.406
0.03-0.10 Gyr 0.825 1.056 1.301
0.10-0.33 Gyr -0.605 0.139 0.492
0.33-1.07 Gyr -0.662 0.011 0.285
1.07-3.52 Gyr -0.366 0.232 0.519
3.52-11.53 Gyr 0.341 0.608 0.718
11.53-12.81 Gyr 0.234 0.768 1.369