2025agsn

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Information

Transient

Name: AT2025agsn
Right ascension: 10h23m03.00s
Declination: 7d56m20.54s
Discovery Date: Dec. 13, 2025, 1:46 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.024

Host

Name: 3096844
Right ascension: 10h23m02.97s
Declination: 7d56m19.82s
Redshift: None
Photometric Redshift: 0.107
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.12
Transient MWEBV processed 0.04
Host match processed 4.51
Host information processed 0.08
Host MWEBV processed 0.07
Global aperture construction processed 0.62
Global aperture photometry processed 5.31
Validate global photometry processed 15.11
Global host SED inference processed 430.33
Local aperture photometry processed 5.22
Validate local photometry no valid phot 0.02
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) = 10h23m03.00s, 7d56m20.54s
semi major axis, semi minor axis (arcsec) = 1.02, 1.02
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) = 10h23m02.94s, 7d56m20.15s
semi major axis, semi minor axis (arcsec) = 9.08, 7.92
angle (degrees, anti-clockwise from east) = -77.35

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.19 0.87 21.758 0.131 AB
GALEX_NUV 7.56 0.78 21.704 0.112 AB
SDSS_u 48.79 7.81 19.679 0.174 AB
SDSS_g 486.54 6.23 17.182 0.014 AB
PanSTARRS_g 559.71 1.86 17.030 0.004 AB
SDSS_r 1304.52 10.15 16.111 0.008 AB
PanSTARRS_r 1229.11 3.06 16.176 0.003 AB
SDSS_i 1928.47 13.26 15.687 0.007 AB
PanSTARRS_i 1943.07 3.12 15.679 0.002 AB
PanSTARRS_z 2562.88 4.8 15.378 0.002 AB
SDSS_z 2849.25 26.5 15.263 0.010 AB
PanSTARRS_y 2993.12 13.11 15.210 0.005 AB
2MASS_J 4378.1 260.04 13.902 0.064 Vega
2MASS_H 5611.79 388.53 13.160 0.075 Vega
2MASS_K 5342.72 435.43 12.743 0.088 Vega
WISE_W2 1203.98 46.59 12.859 0.042 Vega
WISE_W3 450.69 132.37 12.091 0.319 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})\, 11.290 11.359 11.430
{\rm log}_{10}({\rm SFR}) -0.872 -0.438 -0.102
{\rm log}_{10}({\rm sSFR}) -12.273 -11.823 -11.451
{\rm stellar\ age} 7.440 9.224 11.684

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.555 -0.367 -0.229
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.507 -0.681 0.070

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.262 0.418 0.589
\delta -0.490 -0.220 0.012
\tau_1/\tau_2 0.320 0.709 1.127
Q_{PAH} 0.326 1.082 2.286
U_{min} 3.277 8.509 15.999
{\rm log}_{10}(\gamma_e)\, -3.053 -1.927 -1.343

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.739 -4.122 -3.192
{\rm log}_{10}(\tau_{AGN})\, 1.109 1.636 1.967

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.706 -0.276 0.067
0.03-0.10 Gyr -1.792 -0.643 -0.153
0.10-0.32 Gyr -1.998 -0.632 -0.076
0.32-1.05 Gyr -1.885 -0.452 0.253
1.05-3.43 Gyr -1.645 -0.052 0.914
3.43-11.13 Gyr -0.498 1.375 1.587
11.13-12.36 Gyr 1.411 2.153 2.571