2025yew

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Information

Transient

Name: SN2025yew
Right ascension: 21h28m04.73s
Declination: 11d12m49.58s
Discovery Date: Sept. 20, 2025, 4:57 a.m.
Classification: SN Ia
Redshift: 0.077487
MW E(B-V): 0.068

Host

Name: SDSSJ212804.79+11125
Right ascension: 21h28m04.80s
Declination: 11d12m50.65s
Redshift: None
Photometric Redshift: 0.077
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 15.72
Transient MWEBV processed 0.05
Host match processed 4.46
Host information processed 0.05
Host MWEBV processed 0.04
Global aperture construction processed 0.62
Global aperture photometry processed 5.72
Validate global photometry processed 15.97
Global host SED inference processed 417.09
Local aperture photometry processed 5.96
Validate local photometry processed 0.03
Local host SED inference processed 440.9
 

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) = 21h28m04.73s, 11d12m49.58s
semi major axis, semi minor axis (arcsec) = 1.36, 1.36
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 29.05 0.35 20.242 0.013 AB
SDSS_r 58.23 2.09 19.487 0.039 AB
PanSTARRS_r 60.0 0.37 19.455 0.007 AB
DES_r 60.76 0.46 19.441 0.008 AB
SDSS_i 91.01 2.68 19.002 0.032 AB
PanSTARRS_i 87.86 0.42 19.040 0.005 AB
PanSTARRS_z 107.4 0.99 18.822 0.010 AB
SDSS_z 113.55 6.38 18.762 0.061 AB
PanSTARRS_y 127.22 2.23 18.639 0.019 AB

Aperture details

RA, DEC (J2000) = 21h28m04.79s, 11d12m50.91s
semi major axis, semi minor axis (arcsec) = 9.13, 4.19
angle (degrees, anti-clockwise from east) = -148.08

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.01 1.41 23.888 1.517 AB
GALEX_NUV 1.61 0.58 23.382 0.393 AB
SDSS_u 9.89 5.5 21.412 0.604 AB
SDSS_g 129.61 3.56 18.618 0.030 AB
PanSTARRS_g 157.25 1.5 18.409 0.010 AB
SDSS_r 297.21 5.44 17.717 0.020 AB
PanSTARRS_r 311.07 1.56 17.668 0.005 AB
DES_r 325.2 1.14 17.620 0.004 AB
SDSS_i 445.65 7.23 17.278 0.018 AB
PanSTARRS_i 440.77 1.8 17.289 0.004 AB
PanSTARRS_z 542.5 4.34 17.064 0.009 AB
SDSS_z 590.62 26.97 16.972 0.050 AB
PanSTARRS_y 628.31 9.98 16.905 0.017 AB
2MASS_J 805.66 166.66 15.740 0.225 Vega
2MASS_H 1347.99 292.91 14.708 0.236 Vega
2MASS_K 1245.12 279.01 14.324 0.243 Vega
WISE_W1 421.97 17.1 14.638 0.044 Vega
WISE_W2 242.07 22.95 14.601 0.103 Vega
WISE_W3 231.28 69.67 12.816 0.327 Vega
WISE_W4 -274.39 430.97 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})\, 9.509 9.620 9.721
{\rm log}_{10}({\rm SFR}) -1.711 -1.081 -0.460
{\rm log}_{10}({\rm sSFR}) -11.312 -10.686 -10.063
{\rm stellar\ age} 6.490 7.693 10.710

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.372 -0.756 -0.311
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.371 -0.738 -0.041

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.270 0.714 1.115
\delta -0.479 -0.054 0.236
\tau_1/\tau_2 0.652 1.014 1.344
Q_{PAH} 0.874 2.701 5.295
U_{min} 2.781 7.926 14.714
{\rm log}_{10}(\gamma_e)\, -3.079 -2.103 -0.896

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.815 -0.857 -0.157
{\rm log}_{10}(\tau_{AGN})\, 1.056 1.531 1.996

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.926 -1.211 -0.640
0.03-0.10 Gyr -1.929 -1.089 -0.398
0.10-0.33 Gyr -2.212 -1.134 -0.391
0.33-1.07 Gyr -2.435 -1.129 -0.477
1.07-3.50 Gyr -2.208 -0.835 -0.324
3.50-11.46 Gyr -0.852 -0.263 -0.102
11.46-12.73 Gyr -0.716 -0.071 0.706

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.161 10.248 10.353
{\rm log}_{10}({\rm SFR}) -3.110 -1.508 -0.669
{\rm log}_{10}({\rm sSFR}) -13.541 -11.765 -10.843
{\rm stellar\ age} 6.924 7.815 10.950

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.160 -0.853 -0.655
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.516 -0.704 0.074

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.210 0.340 0.487
\delta -0.748 -0.385 -0.015
\tau_1/\tau_2 0.555 0.935 1.324
Q_{PAH} 1.219 2.604 4.557
U_{min} 2.821 8.654 16.579
{\rm log}_{10}(\gamma_e)\, -2.695 -1.503 -0.616

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.961 -2.658 -1.783
{\rm log}_{10}(\tau_{AGN})\, 0.966 1.384 1.838

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.653 -1.581 -0.782
0.03-0.10 Gyr -3.977 -1.606 -0.616
0.10-0.33 Gyr -3.930 -1.509 -0.483
0.33-1.07 Gyr -3.618 -1.280 -0.331
1.07-3.50 Gyr -2.252 -0.331 0.268
3.50-11.46 Gyr -0.320 0.393 0.552
11.46-12.73 Gyr -0.309 0.548 1.393