2025afwb

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Information

Transient

Name: SN2025afwb
Right ascension: 23h15m07.95s
Declination: 13d10m18.48s
Discovery Date: Dec. 4, 2025, 2:57 a.m.
Classification: SN Ia
Redshift: 0.040000
MW E(B-V): 0.044

Host

Name: 1424541
Right ascension: 23h15m07.87s
Declination: 13d10m14.28s
Redshift: 0.040282
Photometric Redshift:
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 19.69
Transient MWEBV processed 0.12
Host match processed 5.24
Host information processed 0.05
Host MWEBV processed 0.04
Global aperture construction processed 0.69
Global aperture photometry failed 0.05
Validate global photometry not processed 18.71
Global host SED inference not processed 387.14
Local aperture photometry failed 0.01
Validate local photometry not processed 0.03
Local host SED inference not processed 460.67
 

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) = 23h15m07.95s, 13d10m18.48s
semi major axis, semi minor axis (arcsec) = 2.51, 2.51
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 22.39 2.17 20.525 0.105 AB
SDSS_g 96.79 2.74 18.935 0.031 AB
DES_g 98.29 0.43 18.919 0.005 AB
PanSTARRS_g 106.91 0.6 18.827 0.006 AB
SDSS_r 177.08 3.69 18.280 0.023 AB
PanSTARRS_r 188.93 0.61 18.209 0.004 AB
DES_r 184.83 1.25 18.233 0.007 AB
SDSS_i 244.88 4.53 17.928 0.020 AB
PanSTARRS_i 255.48 0.92 17.882 0.004 AB
PanSTARRS_z 317.73 1.65 17.645 0.006 AB
SDSS_z 322.24 9.25 17.630 0.031 AB
DES_z 301.66 3.05 17.701 0.011 AB
PanSTARRS_y 388.24 4.12 17.427 0.012 AB

Aperture details

RA, DEC (J2000) = 23h15m07.82s, 13d10m14.13s
semi major axis, semi minor axis (arcsec) = 15.5, 8.72
angle (degrees, anti-clockwise from east) = -120.32

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 34.38 1.63 20.059 0.051 AB
GALEX_NUV 63.86 0.98 19.387 0.017 AB
SDSS_u 245.27 9.52 17.926 0.042 AB
SDSS_r 2386.2 14.05 15.456 0.006 AB
PanSTARRS_r 2440.29 2.75 15.431 0.001 AB
DES_r 2631.99 4.82 15.349 0.002 AB
SDSS_i 3473.41 17.95 15.048 0.006 AB
PanSTARRS_i 3484.64 4.18 15.045 0.001 AB
PanSTARRS_z 4371.83 7.53 14.798 0.002 AB
SDSS_z 4600.89 41.24 14.743 0.010 AB
DES_z 4605.55 12.07 14.742 0.003 AB
PanSTARRS_y 5416.59 19.08 14.566 0.004 AB
2MASS_J 6983.82 243.41 13.395 0.038 Vega
2MASS_H 8336.37 385.37 12.730 0.050 Vega
2MASS_K 7369.63 504.48 12.394 0.074 Vega
WISE_W1 3484.95 39.49 12.346 0.012 Vega
WISE_W2 2059.97 42.2 12.276 0.022 Vega
WISE_W3 5027.55 159.03 9.473 0.034 Vega
WISE_W4 4969.91 978.35 8.039 0.214 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.302 9.414 9.531
{\rm log}_{10}({\rm SFR}) -1.921 -1.163 -0.534
{\rm log}_{10}({\rm sSFR}) -11.319 -10.560 -9.962
{\rm stellar\ age} 5.929 7.637 9.985

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.619 -0.909 -0.519
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.537 -0.604 0.164

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.182 0.729 1.152
\delta -0.580 -0.071 0.241
\tau_1/\tau_2 0.678 1.030 1.396
Q_{PAH} 0.828 2.652 5.158
U_{min} 2.970 8.232 15.553
{\rm log}_{10}(\gamma_e)\, -3.265 -2.048 -0.742

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.473 -1.268 -0.469
{\rm log}_{10}(\tau_{AGN})\, 1.126 1.445 1.935

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.598 -1.659 -0.976
0.03-0.10 Gyr -1.971 -1.089 -0.418
0.10-0.33 Gyr -1.737 -0.911 -0.297
0.33-1.09 Gyr -2.030 -1.056 -0.496
1.09-3.60 Gyr -1.913 -0.826 -0.403
3.60-11.90 Gyr -1.197 -0.516 -0.340
11.90-13.22 Gyr -1.018 -0.341 0.354

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.555 10.605 10.689
{\rm log}_{10}({\rm SFR}) -0.240 0.019 0.256
{\rm log}_{10}({\rm sSFR}) -10.865 -10.591 -10.335
{\rm stellar\ age} 7.851 9.046 11.942

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.723 -0.548 -0.409
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.165 -0.410 0.077

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.327 0.449 0.592
\delta -0.449 -0.276 -0.161
\tau_1/\tau_2 0.578 0.981 1.397
Q_{PAH} 0.462 1.060 1.948
U_{min} 2.461 6.897 13.797
{\rm log}_{10}(\gamma_e)\, -3.425 -2.760 -2.067

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.442 -3.615 -2.747
{\rm log}_{10}(\tau_{AGN})\, 1.046 1.549 1.924

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.116 0.079 0.254
0.03-0.10 Gyr -0.506 -0.018 0.310
0.10-0.33 Gyr -1.058 -0.256 0.138
0.33-1.09 Gyr -1.506 -0.444 0.025
1.09-3.60 Gyr -1.425 -0.344 0.211
3.60-11.90 Gyr -0.054 0.696 0.833
11.90-13.22 Gyr 0.656 1.218 1.773