2025aihg

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Information

Transient

Name: AT2025aihg
Right ascension: 8h07m18.66s
Declination: 15d21m40.64s
Discovery Date: Dec. 23, 2025, 4:01 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.023

Host

Name:
Right ascension: 8h07m18.61s
Declination: 15d21m40.91s
Redshift: None
Photometric Redshift: 0.135
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 19.27
Transient MWEBV processed 0.05
Host match processed 5.74
Host information processed 0.17
Host MWEBV processed 0.04
Global aperture construction processed 0.7
Global aperture photometry processed 6.64
Validate global photometry processed 2.17
Global host SED inference processed 405.95
Local aperture photometry processed 6.07
Validate local photometry no valid phot 0.03
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) = 8h07m18.66s, 15d21m40.64s
semi major axis, semi minor axis (arcsec) = 0.84, 0.84
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) = 8h07m18.59s, 15d21m41.11s
semi major axis, semi minor axis (arcsec) = 4.62, 3.85
angle (degrees, anti-clockwise from east) = -132.95

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 11.73 0.95 21.227 0.088 AB
GALEX_NUV 16.06 0.71 20.885 0.048 AB
SDSS_u 30.67 3.16 20.183 0.112 AB
SDSS_g 71.53 2.51 19.264 0.038 AB
DES_g 75.61 0.47 19.204 0.007 AB
PanSTARRS_g 72.4 0.95 19.251 0.014 AB
SDSS_r 112.3 3.35 18.774 0.032 AB
PanSTARRS_r 109.29 1.08 18.804 0.011 AB
DES_r 115.7 1.16 18.742 0.011 AB
SDSS_i 144.51 4.58 18.500 0.034 AB
PanSTARRS_i 135.29 1.33 18.572 0.011 AB
PanSTARRS_z 134.12 3.04 18.581 0.025 AB
SDSS_z 163.71 11.51 18.365 0.076 AB
DES_z 154.53 2.06 18.427 0.014 AB
PanSTARRS_y 112.41 6.72 18.773 0.065 AB
2MASS_J 157.76 111.38 17.510 0.767 Vega
2MASS_H 424.36 179.08 15.963 0.458 Vega
2MASS_K 354.47 217.8 15.688 0.667 Vega
WISE_W1 64.78 10.92 16.672 0.183 Vega
WISE_W2 43.8 15.91 16.457 0.395 Vega
WISE_W3 182.31 75.65 13.074 0.450 Vega
WISE_W4 -832.23 453.43 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})\, 9.689 9.795 9.900
{\rm log}_{10}({\rm SFR}) -0.298 -0.007 0.297
{\rm log}_{10}({\rm sSFR}) -10.105 -9.795 -9.481
{\rm stellar\ age} 3.587 5.164 6.300

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.623 -1.251 -0.830
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.358 -0.087 0.151

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.102 0.209 0.387
\delta -0.685 -0.266 0.049
\tau_1/\tau_2 0.684 1.019 1.379
Q_{PAH} 0.865 2.724 4.867
U_{min} 2.705 7.625 14.324
{\rm log}_{10}(\gamma_e)\, -2.842 -1.954 -0.969

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.931 -1.341 -0.787
{\rm log}_{10}(\tau_{AGN})\, 1.145 1.476 1.838

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.448 -0.234 0.000
0.03-0.10 Gyr -0.302 0.068 0.407
0.10-0.32 Gyr 0.062 0.338 0.569
0.32-1.04 Gyr -0.090 0.196 0.424
1.04-3.36 Gyr -0.303 -0.020 0.196
3.36-10.83 Gyr -0.554 -0.180 0.030
10.83-12.04 Gyr -0.801 -0.198 0.242