2025aapn

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Information

Transient

Name: SN2025aapn
Right ascension: 6h26m39.67s
Declination: -29d55m55.37s
Discovery Date: Oct. 16, 2025, 2:31 p.m.
Classification: SN Ia
Redshift: 0.023000
MW E(B-V): 0.046

Host

Name: ESO426-011
Right ascension: 6h26m37.86s
Declination: -29d56m01.66s
Redshift: 0.021888
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 2.92
Transient MWEBV processed 0.09
Host match processed 4.53
Host information processed 0.07
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 4.06
Validate global photometry processed 9.46
Global host SED inference processed 460.35
Local aperture photometry processed 3.91
Validate local photometry processed 0.02
Local host SED inference processed 516.04
 

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) = 6h26m39.67s, -29d55m55.37s
semi major axis, semi minor axis (arcsec) = 4.52, 4.52
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 87.75 1.64 19.042 0.020 AB
PanSTARRS_r 143.97 2.67 18.504 0.020 AB
PanSTARRS_i 158.77 1.81 18.398 0.012 AB
PanSTARRS_z 157.93 4.83 18.404 0.033 AB
PanSTARRS_y 180.67 9.68 18.258 0.058 AB

Aperture details

RA, DEC (J2000) = 6h26m37.98s, -29d56m02.84s
semi major axis, semi minor axis (arcsec) = 23.05, 14.39
angle (degrees, anti-clockwise from east) = -63.16

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 8349.09 7.67 14.096 0.001 AB
PanSTARRS_r 14273.92 10.91 13.514 0.001 AB
PanSTARRS_i 18151.6 7.78 13.253 0.000 AB
PanSTARRS_z 21145.92 20.23 13.087 0.001 AB
PanSTARRS_y 25143.35 40.27 12.899 0.002 AB
2MASS_H 34156.22 771.24 11.199 0.025 Vega
WISE_W1 14462.43 75.08 10.800 0.006 Vega
WISE_W2 8658.35 82.91 10.717 0.010 Vega
WISE_W3 24214.69 242.64 7.766 0.011 Vega
WISE_W4 30075.5 1778.45 6.084 0.064 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})\, 8.389 8.480 8.577
{\rm log}_{10}({\rm SFR}) -1.847 -1.339 -0.983
{\rm log}_{10}({\rm sSFR}) -10.332 -9.799 -9.455
{\rm stellar\ age} 6.070 7.454 8.918

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.781 -1.455 -1.080
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.852 -0.596 0.325

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.104 0.478 0.734
\delta -0.342 0.097 0.313
\tau_1/\tau_2 0.763 1.134 1.490
Q_{PAH} 0.707 2.147 4.575
U_{min} 2.832 7.954 14.892
{\rm log}_{10}(\gamma_e)\, -3.440 -2.709 -1.451

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.967 -2.066 -0.482
{\rm log}_{10}(\tau_{AGN})\, 1.002 1.348 1.799

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.877 -1.408 -1.121
0.03-0.10 Gyr -1.906 -1.324 -0.907
0.10-0.33 Gyr -2.108 -1.546 -1.110
0.33-1.10 Gyr -2.341 -1.802 -1.424
1.10-3.65 Gyr -2.152 -1.656 -1.375
3.65-12.12 Gyr -1.715 -1.427 -1.281
12.12-13.46 Gyr -1.891 -1.357 -0.805

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.491 10.618 10.716
{\rm log}_{10}({\rm SFR}) -0.703 0.279 0.723
{\rm log}_{10}({\rm sSFR}) -11.349 -10.351 -9.886
{\rm stellar\ age} 6.372 7.844 9.783

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.853 -0.625 -0.458
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.557 -0.626 0.286

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.184 0.315 0.458
\delta -0.878 -0.594 -0.063
\tau_1/\tau_2 0.550 0.934 1.329
Q_{PAH} 0.526 1.114 3.477
U_{min} 2.336 6.929 13.833
{\rm log}_{10}(\gamma_e)\, -3.632 -2.635 -1.642

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.907 -2.780 -1.931
{\rm log}_{10}(\tau_{AGN})\, 1.038 1.466 1.881

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.502 0.271 0.531
0.03-0.10 Gyr -1.442 0.242 0.807
0.10-0.33 Gyr -1.586 0.222 0.747
0.33-1.10 Gyr -1.422 0.015 0.504
1.10-3.65 Gyr -0.488 0.343 0.737
3.65-12.12 Gyr 0.255 0.695 0.889
12.12-13.46 Gyr -0.032 0.801 1.491