2025aghb

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Information

Transient

Name: AT2025aghb
Right ascension: 1h38m12.35s
Declination: -47d40m22.26s
Discovery Date: Dec. 8, 2025, 1:04 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.017

Host

Name:
Right ascension: 1h38m11.91s
Declination: -47d40m19.43s
Redshift: None
Photometric Redshift: 0.073
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.4
Transient MWEBV processed 0.04
Host match processed 6.74
Host information processed 0.2
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 2.87
Validate global photometry processed 9.3
Global host SED inference not enough filters 19.01
Local aperture photometry processed 2.86
Validate local photometry processed 0.02
Local host SED inference processed 445.33
 

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) = 1h38m12.35s, -47d40m22.26s
semi major axis, semi minor axis (arcsec) = 1.44, 1.44
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 16.14 0.13 20.880 0.009 AB
DES_r 30.45 0.23 20.191 0.008 AB
DES_z 47.31 0.88 19.713 0.020 AB

Aperture details

RA, DEC (J2000) = 1h38m11.92s, -47d40m19.43s
semi major axis, semi minor axis (arcsec) = 13.91, 11.63
angle (degrees, anti-clockwise from east) = 87.73

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 41.32 3.93 19.860 0.103 AB
DES_z 2258.65 6.39 15.515 0.003 AB
WISE_W4 -220.31 525.37 Vega
 

Imaging data

Click the image to load the interactive plot.


 

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})\, 8.904 9.042 9.170
{\rm log}_{10}({\rm SFR}) -1.990 -1.150 -0.593
{\rm log}_{10}({\rm sSFR}) -11.013 -10.203 -9.650
{\rm stellar\ age} 5.285 6.882 8.316

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.746 -1.080 -0.473
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.556 -0.414 0.215

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.263 0.684 1.152
\delta -0.433 -0.103 0.203
\tau_1/\tau_2 0.725 1.082 1.406
Q_{PAH} 0.850 2.672 5.205
U_{min} 3.011 7.992 14.475
{\rm log}_{10}(\gamma_e)\, -2.859 -1.676 -0.599

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.032 -0.604 -0.027
{\rm log}_{10}(\tau_{AGN})\, 1.176 1.494 1.941

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.230 -1.286 -0.603
0.03-0.10 Gyr -2.114 -1.211 -0.579
0.10-0.33 Gyr -2.042 -1.254 -0.642
0.33-1.07 Gyr -1.994 -1.216 -0.700
1.07-3.51 Gyr -1.638 -0.993 -0.701
3.51-11.51 Gyr -1.244 -0.864 -0.673
11.51-12.79 Gyr -1.443 -0.813 -0.265

Global parameter details

Documentation

Data not available