2025agkk

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Information

Transient

Name: SN2025agkk
Right ascension: 7h57m30.59s
Declination: 39d35m26.26s
Discovery Date: Dec. 11, 2025, 11:28 a.m.
Classification: SN Ia-91T-like
Redshift: 0.090000
MW E(B-V): 0.046

Host

Name:
Right ascension: 7h57m30.57s
Declination: 39d35m26.26s
Redshift: None
Photometric Redshift: 0.368
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.86
Transient MWEBV processed 0.04
Host match processed 5.38
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 2.72
Global aperture photometry processed 5.25
Validate global photometry processed 15.49
Global host SED inference processed 483.35
Local aperture photometry processed 5.1
Validate local photometry processed 0.03
Local host SED inference processed 474.54
 

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) = 7h57m30.59s, 39d35m26.26s
semi major axis, semi minor axis (arcsec) = 1.19, 1.19
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 1.79 0.11 23.265 0.066 AB
PanSTARRS_r 2.7 0.4 22.822 0.161 AB
PanSTARRS_i 3.97 0.27 22.403 0.074 AB
PanSTARRS_z 3.38 0.82 22.579 0.265 AB
PanSTARRS_y 2.11 2.78 23.090 1.432 AB

Aperture details

RA, DEC (J2000) = 7h57m30.53s, 39d35m26.14s
semi major axis, semi minor axis (arcsec) = 3.56, 1.09
angle (degrees, anti-clockwise from east) = -144.32

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 0.53 0.52 24.585 1.050 AB
GALEX_NUV 1.0 0.98 23.904 1.066 AB
SDSS_u 0.54 1.25 24.575 2.528 AB
SDSS_g 1.77 0.66 23.282 0.408 AB
DES_g 2.14 0.13 23.074 0.067 AB
PanSTARRS_g 2.67 0.36 22.832 0.144 AB
SDSS_r 3.26 0.92 22.616 0.307 AB
PanSTARRS_r 4.28 0.61 22.321 0.156 AB
SDSS_i 5.6 1.38 22.030 0.267 AB
PanSTARRS_i 4.45 0.39 22.279 0.095 AB
PanSTARRS_z 1.51 1.15 23.455 0.826 AB
SDSS_z 10.34 4.32 21.364 0.454 AB
PanSTARRS_y -2.35 3.68 AB
2MASS_J -35.97 77.9 Vega
2MASS_H 132.53 125.25 17.227 1.026 Vega
2MASS_K -91.7 111.36 Vega
WISE_W1 2.61 7.35 20.159 3.057 Vega
WISE_W2 2.3 11.08 19.656 5.223 Vega
WISE_W3 -108.14 50.33 Vega
WISE_W4 -607.99 396.91 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})\, 7.672 8.094 8.354
{\rm log}_{10}({\rm SFR}) -1.365 -0.833 -0.327
{\rm log}_{10}({\rm sSFR}) -9.601 -8.854 -7.999
{\rm stellar\ age} 0.160 3.174 6.127

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.410 -0.672 -0.075
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.173 -0.386 0.139

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.986 1.518 2.163
\delta -0.041 0.173 0.323
\tau_1/\tau_2 0.730 1.102 1.538
Q_{PAH} 0.931 2.789 5.125
U_{min} 2.809 8.688 16.003
{\rm log}_{10}(\gamma_e)\, -3.066 -2.084 -0.812

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.947 -0.493 0.223
{\rm log}_{10}(\tau_{AGN})\, 0.962 1.330 1.831

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.257 -0.712 -0.156
0.03-0.10 Gyr -2.027 -1.124 -0.421
0.10-0.33 Gyr -2.686 -1.401 -0.797
0.33-1.06 Gyr -4.183 -1.769 -1.232
1.06-3.47 Gyr -5.343 -2.130 -1.521
3.47-11.32 Gyr -6.059 -2.403 -1.612
11.32-12.58 Gyr -6.227 -2.450 -1.539

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.986 8.315 8.511
{\rm log}_{10}({\rm SFR}) -2.037 -1.214 -0.310
{\rm log}_{10}({\rm sSFR}) -10.439 -9.506 -8.284
{\rm stellar\ age} 0.244 4.574 7.007

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.421 -0.669 -0.039
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.541 -0.777 0.070

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.563 1.194 2.000
\delta -0.172 0.136 0.300
\tau_1/\tau_2 0.641 1.062 1.489
Q_{PAH} 0.964 2.878 5.154
U_{min} 3.430 9.485 17.771
{\rm log}_{10}(\gamma_e)\, -2.887 -1.739 -0.585

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.316 -0.238 0.293
{\rm log}_{10}(\tau_{AGN})\, 1.060 1.452 1.791

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.992 -1.660 -0.744
0.03-0.10 Gyr -2.208 -1.268 -0.207
0.10-0.33 Gyr -2.197 -1.307 -0.549
0.33-1.06 Gyr -3.434 -1.697 -1.114
1.06-3.47 Gyr -4.658 -1.794 -1.350
3.47-11.32 Gyr -5.495 -1.925 -1.428
11.32-12.58 Gyr -5.596 -2.037 -1.197