2025aaht

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Information

Transient

Name: AT2025aaht
Right ascension: 0h42m21.07s
Declination: -7d59m40.01s
Discovery Date: Sept. 28, 2025, 10:05 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.034

Host

Name:
Right ascension: 0h42m21.25s
Declination: -7d59m40.56s
Redshift: None
Photometric Redshift: 0.136
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
no valid phot
 status
Local host SED inference
Local host SED inference
not processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 5.48
Cutout download processed 15.82
Global aperture construction processed 0.63
Local aperture photometry processed 5.01
Global aperture photometry processed 5.51
Validate local photometry no valid phot 0.02
Validate global photometry processed 14.5
Host information processed 0.14
Global host SED inference processed 504.97
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
Processing status blocked N/A N/A
 

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) = 0h42m21.07s, -7d59m40.01s
semi major axis, semi minor axis (arcsec) = 0.83, 0.83
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) = 0h42m21.24s, -7d59m40.44s
semi major axis, semi minor axis (arcsec) = 9.67, 3.85
angle (degrees, anti-clockwise from east) = -90.87

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.66 2.71 21.689 0.385 AB
GALEX_NUV 8.99 2.58 21.515 0.311 AB
SDSS_u 71.96 7.93 19.257 0.120 AB
SDSS_g 93.94 3.26 18.968 0.038 AB
PanSTARRS_g 105.44 1.51 18.843 0.016 AB
SDSS_r 218.98 5.12 18.049 0.025 AB
PanSTARRS_r 193.84 1.12 18.181 0.006 AB
SDSS_i 307.04 7.37 17.682 0.026 AB
PanSTARRS_i 304.59 1.73 17.691 0.006 AB
PanSTARRS_z 369.68 3.79 17.480 0.011 AB
SDSS_z 312.7 20.94 17.662 0.073 AB
PanSTARRS_y 403.87 7.76 17.384 0.021 AB
2MASS_J 625.07 128.93 16.015 0.224 Vega
2MASS_H 889.08 206.97 15.160 0.253 Vega
2MASS_K 1081.33 276.64 14.477 0.278 Vega
WISE_W1 301.85 21.1 15.002 0.076 Vega
WISE_W2 229.82 21.92 14.658 0.104 Vega
WISE_W3 528.48 98.51 11.918 0.202 Vega
WISE_W4 474.1 504.76 10.590 1.156 Vega
 

Imaging data

 

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})\, 10.405 10.496 10.576
{\rm log}_{10}({\rm SFR}) 0.354 0.755 1.118
{\rm log}_{10}({\rm sSFR}) -10.162 -9.740 -9.335
{\rm stellar\ age} 6.523 7.402 10.040

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.667 -0.401 -0.232
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.298 0.190 0.389

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.210 0.334 0.510
\delta -0.892 -0.669 -0.343
\tau_1/\tau_2 0.494 0.898 1.351
Q_{PAH} 0.461 1.359 2.857
U_{min} 2.538 7.078 13.975
{\rm log}_{10}(\gamma_e)\, -3.238 -2.161 -1.298

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.658 -2.127 -1.593
{\rm log}_{10}(\tau_{AGN})\, 0.959 1.305 1.732

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.005 0.258 0.473
0.03-0.10 Gyr 0.425 0.877 1.254
0.10-0.32 Gyr -1.858 -0.150 0.366
0.32-1.04 Gyr -3.069 -0.478 0.047
1.04-3.36 Gyr -1.513 -0.026 0.470
3.36-10.82 Gyr 0.133 0.623 0.774
10.82-12.03 Gyr 0.238 0.890 1.613