2025abtw

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Information

Transient

Name: SN2025abtw
Right ascension: 8h17m02.39s
Declination: 46d06m08.20s
Discovery Date: Oct. 24, 2025, 11:38 a.m.
Classification: SN Ia
Redshift: 0.061000
MW E(B-V): 0.044

Host

Name:
Right ascension: 8h17m02.47s
Declination: 46d06m08.12s
Redshift: None
Photometric Redshift: 0.084
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.26
Transient MWEBV processed 0.05
Host match processed 5.15
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.62
Global aperture photometry failed 0.05
Validate global photometry not processed 11.2
Global host SED inference not processed 402.65
Local aperture photometry failed 0.01
Validate local photometry not processed 0.02
Local host SED inference not processed 415.05
 

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) = 8h17m02.39s, 46d06m08.20s
semi major axis, semi minor axis (arcsec) = 1.27, 1.27
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 30.55 0.43 20.188 0.015 AB
PanSTARRS_i 40.27 0.42 19.888 0.011 AB
PanSTARRS_z 42.54 0.82 19.828 0.021 AB
PanSTARRS_y 48.16 2.91 19.693 0.066 AB

Aperture details

RA, DEC (J2000) = 8h17m02.46s, 46d06m08.32s
semi major axis, semi minor axis (arcsec) = 3.33, 2.65
angle (degrees, anti-clockwise from east) = -128.29

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.89 0.73 21.657 0.101 AB
GALEX_NUV 8.54 0.52 21.571 0.066 AB
PanSTARRS_r 60.77 0.96 19.441 0.017 AB
PanSTARRS_i 75.54 0.95 19.205 0.014 AB
PanSTARRS_z 77.88 1.85 19.171 0.026 AB
PanSTARRS_y 91.31 6.54 18.999 0.078 AB
2MASS_J 182.7 97.61 17.351 0.580 Vega
2MASS_H 62.21 151.23 18.048 2.639 Vega
2MASS_K 112.28 154.28 16.936 1.492 Vega
WISE_W1 25.93 6.39 17.667 0.267 Vega
WISE_W2 18.03 10.71 17.421 0.645 Vega
WISE_W3 -59.67 48.32 Vega
WISE_W4 -312.52 377.37 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})\, 8.868 9.078 9.221
{\rm log}_{10}({\rm SFR}) -1.503 -0.954 -0.306
{\rm log}_{10}({\rm sSFR}) -10.569 -10.049 -9.326
{\rm stellar\ age} 3.760 6.441 8.091

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.435 -0.886 -0.332
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.440 -0.731 0.051

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.179 0.513 0.885
\delta -0.525 -0.058 0.287
\tau_1/\tau_2 0.686 1.040 1.401
Q_{PAH} 1.036 3.040 5.487
U_{min} 2.970 8.045 14.713
{\rm log}_{10}(\gamma_e)\, -2.850 -1.799 -0.668

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.688 -0.799 -0.041
{\rm log}_{10}(\tau_{AGN})\, 1.025 1.444 1.891

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.480 -1.013 -0.637
0.03-0.10 Gyr -1.711 -0.980 -0.197
0.10-0.33 Gyr -1.711 -1.033 -0.415
0.33-1.07 Gyr -1.698 -1.031 -0.481
1.07-3.49 Gyr -1.668 -0.965 -0.662
3.49-11.38 Gyr -1.528 -0.890 -0.635
11.38-12.65 Gyr -1.627 -0.865 -0.243

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.045 9.148 9.270
{\rm log}_{10}({\rm SFR}) -0.840 -0.556 -0.255
{\rm log}_{10}({\rm sSFR}) -10.042 -9.730 -9.373
{\rm stellar\ age} 4.153 5.731 6.942

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.333 -0.662 -0.244
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.777 0.089 0.299

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.077 0.174 0.377
\delta -0.543 -0.099 0.194
\tau_1/\tau_2 0.846 1.190 1.532
Q_{PAH} 0.886 2.286 4.255
U_{min} 2.679 7.583 14.614
{\rm log}_{10}(\gamma_e)\, -2.254 -1.248 -0.476

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.607 -1.532 -0.804
{\rm log}_{10}(\tau_{AGN})\, 1.326 1.718 1.988

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.055 -0.832 -0.628
0.03-0.10 Gyr -0.821 -0.471 -0.133
0.10-0.33 Gyr -0.602 -0.330 -0.061
0.33-1.07 Gyr -0.889 -0.562 -0.312
1.07-3.49 Gyr -1.058 -0.759 -0.547
3.49-11.38 Gyr -1.147 -0.834 -0.615
11.38-12.65 Gyr -1.388 -0.808 -0.374