2025yht

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Information

Transient

Name: AT2025yht
Right ascension: 0h40m51.66s
Declination: -27d58m42.76s
Discovery Date: Sept. 23, 2025, 12:12 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.012

Host

Name:
Right ascension: 0h40m51.71s
Declination: -27d58m42.90s
Redshift: None
Photometric Redshift: 0.133
 

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 6.43
Cutout download processed 7.55
Global aperture construction processed 0.64
Local aperture photometry processed 5.93
Global aperture photometry processed 5.42
Validate local photometry no valid phot 0.02
Validate global photometry processed 13.82
Host information processed 0.11
Global host SED inference processed 414.66
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
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) = 0h40m51.66s, -27d58m42.76s
semi major axis, semi minor axis (arcsec) = 0.85, 0.85
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) = 0h40m51.69s, -27d58m42.64s
semi major axis, semi minor axis (arcsec) = 6.72, 1.94
angle (degrees, anti-clockwise from east) = -8.45

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.95 0.66 21.964 0.120 AB
GALEX_NUV 7.13 0.52 21.767 0.079 AB
DES_g 36.86 0.28 19.984 0.008 AB
PanSTARRS_g 34.82 0.92 20.045 0.029 AB
PanSTARRS_r 50.72 1.02 19.637 0.022 AB
DES_r 58.45 0.4 19.483 0.007 AB
PanSTARRS_i 67.26 1.19 19.331 0.019 AB
PanSTARRS_z 79.13 2.86 19.154 0.039 AB
DES_z 84.26 1.45 19.086 0.019 AB
PanSTARRS_y 78.94 6.95 19.157 0.096 AB
2MASS_J 270.51 123.66 16.925 0.496 Vega
2MASS_H -255.69 213.37 Vega
2MASS_K 93.47 216.44 17.136 2.514 Vega
WISE_W1 115.51 17.25 16.044 0.162 Vega
WISE_W2 71.43 18.42 15.926 0.280 Vega
WISE_W3 132.26 57.53 13.422 0.472 Vega
WISE_W4 -152.76 416.0 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})\, 9.410 9.596 9.787
{\rm log}_{10}({\rm SFR}) -0.499 0.097 0.569
{\rm log}_{10}({\rm sSFR}) -10.149 -9.526 -8.960
{\rm stellar\ age} 1.314 3.957 5.878

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.701 -0.966 -0.279
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.685 -0.721 0.234

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.532 0.837 1.119
\delta 0.060 0.230 0.342
\tau_1/\tau_2 0.691 1.083 1.484
Q_{PAH} 1.355 3.237 5.194
U_{min} 3.267 8.877 16.412
{\rm log}_{10}(\gamma_e)\, -2.912 -1.716 -0.491

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.547 -1.802 -0.927
{\rm log}_{10}(\tau_{AGN})\, 0.905 1.294 1.801

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.668 -0.491 -0.086
0.03-0.10 Gyr -0.516 0.203 0.713
0.10-0.32 Gyr 0.032 0.451 0.858
0.32-1.04 Gyr -0.679 0.033 0.373
1.04-3.36 Gyr -1.618 -0.303 0.030
3.36-10.85 Gyr -2.122 -0.627 -0.170
10.85-12.06 Gyr -2.356 -0.642 0.016