2025agsb

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Information

Transient

Name: AT2025agsb
Right ascension: 5h20m13.31s
Declination: -45d42m12.20s
Discovery Date: Dec. 13, 2025, 4:41 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.039

Host

Name:
Right ascension: 5h20m13.40s
Declination: -45d42m11.87s
Redshift: None
Photometric Redshift: 0.052
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 3.5
Transient MWEBV processed 0.04
Host match processed 6.0
Host information processed 0.17
Host MWEBV processed 0.04
Global aperture construction processed 0.27
Global aperture photometry processed 0.93
Validate global photometry processed 1.04
Global host SED inference processed 437.06
Local aperture photometry processed 0.78
Validate local photometry no valid phot 0.01
Local host SED inference not processed None
 

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) = 5h20m13.31s, -45d42m12.20s
semi major axis, semi minor axis (arcsec) = 1.96, 1.96
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 5h20m13.39s, -45d42m11.91s
semi major axis, semi minor axis (arcsec) = 4.97, 3.04
angle (degrees, anti-clockwise from east) = -176.87

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 5.0 0.56 22.154 0.122 AB
2MASS_J 529.31 105.55 16.196 0.217 Vega
2MASS_H 555.16 142.83 15.671 0.279 Vega
2MASS_K 254.07 189.9 16.050 0.811 Vega
WISE_W1 204.84 8.79 15.422 0.047 Vega
WISE_W2 110.14 10.7 15.456 0.105 Vega
WISE_W3 74.3 31.23 14.049 0.456 Vega
WISE_W4 -9.46 231.73 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.126 9.386 9.599
{\rm log}_{10}({\rm SFR}) -1.180 -0.595 -0.169
{\rm log}_{10}({\rm sSFR}) -10.610 -9.981 -9.359
{\rm stellar\ age} 4.068 7.001 9.297

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.998 -0.468 -0.069
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.069 -0.497 -0.026

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.386 0.565 0.785
\delta -0.716 -0.436 -0.129
\tau_1/\tau_2 0.292 0.664 1.068
Q_{PAH} 0.459 1.336 3.703
U_{min} 2.518 7.030 14.076
{\rm log}_{10}(\gamma_e)\, -3.524 -2.745 -1.442

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.355 -3.307 -2.306
{\rm log}_{10}(\tau_{AGN})\, 0.982 1.460 1.913

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.270 -0.523 -0.113
0.03-0.10 Gyr -1.969 -0.860 -0.125
0.10-0.33 Gyr -2.138 -1.002 -0.375
0.33-1.08 Gyr -1.973 -0.906 -0.309
1.08-3.57 Gyr -1.703 -0.796 -0.383
3.57-11.75 Gyr -1.572 -0.636 -0.303
11.75-13.06 Gyr -1.504 -0.502 0.296