2025zht

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Information

Transient

Name: AT2025zht
Right ascension: 22h09m17.51s
Declination: -5d48m26.03s
Discovery Date: Sept. 30, 2025, 4:59 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.053

Host

Name:
Right ascension: 22h09m18.34s
Declination: -5d48m32.46s
Redshift: None
Photometric Redshift: 0.048
 

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
processed
 status
Local host SED inference
Local host SED inference
failed
 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 4.9
Cutout download processed 1.98
Global aperture construction processed 0.63
Local aperture photometry processed 6.69
Global aperture photometry processed 6.72
Validate local photometry processed 0.03
Validate global photometry processed 18.02
Host information processed 0.09
Global host SED inference processed 391.98
Local host SED inference failed 408.17
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.06
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) = 22h09m17.51s, -5d48m26.03s
semi major axis, semi minor axis (arcsec) = 2.13, 2.13
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 2.22 1.84 23.035 0.902 AB
SDSS_g 2.96 0.79 22.720 0.289 AB
DES_g 1.45 0.16 23.493 0.116 AB
PanSTARRS_g 0.82 0.4 24.116 0.534 AB
SDSS_r -0.83 1.09 AB
PanSTARRS_r 0.8 0.49 24.141 0.665 AB
SDSS_i 1.31 1.82 23.607 1.513 AB
PanSTARRS_i 2.22 0.58 23.035 0.285 AB
PanSTARRS_z -0.52 1.5 AB
SDSS_z 4.79 6.09 22.200 1.381 AB
DES_z 2.32 0.57 22.987 0.265 AB
PanSTARRS_y 4.02 3.42 22.389 0.923 AB

Aperture details

RA, DEC (J2000) = 22h09m18.32s, -5d48m32.17s
semi major axis, semi minor axis (arcsec) = 14.18, 7.35
angle (degrees, anti-clockwise from east) = -66.55

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 55.25 5.61 19.544 0.110 AB
SDSS_u 113.86 9.06 18.759 0.086 AB
SDSS_g 324.87 5.56 17.621 0.019 AB
DES_g 274.77 1.0 17.803 0.004 AB
PanSTARRS_g 290.97 1.94 17.740 0.007 AB
SDSS_r 380.18 7.07 17.450 0.020 AB
PanSTARRS_r 392.23 2.37 17.416 0.007 AB
SDSS_i 503.44 10.13 17.145 0.022 AB
PanSTARRS_z 500.14 7.13 17.152 0.015 AB
SDSS_z 588.25 29.65 16.976 0.055 AB
DES_z 505.44 4.57 17.141 0.010 AB
PanSTARRS_y 634.93 16.47 16.893 0.028 AB
2MASS_J 517.83 290.3 16.220 0.609 Vega
2MASS_K 376.96 481.06 15.621 1.386 Vega
WISE_W2 188.53 22.53 14.873 0.130 Vega
WISE_W3 565.91 121.58 11.844 0.233 Vega
WISE_W4 473.52 641.52 10.592 1.471 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})\, 9.314 9.404 9.526
{\rm log}_{10}({\rm SFR}) -0.667 -0.300 0.050
{\rm log}_{10}({\rm sSFR}) -10.134 -9.725 -9.323
{\rm stellar\ age} 3.687 5.672 6.962

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.091 -0.638 -0.310
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.008 0.185 0.344

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.076 0.165 0.325
\delta -0.315 0.091 0.302
\tau_1/\tau_2 0.644 0.955 1.263
Q_{PAH} 0.421 1.368 3.314
U_{min} 2.794 7.448 13.444
{\rm log}_{10}(\gamma_e)\, -2.938 -1.808 -1.098

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.113 -2.895 -1.929
{\rm log}_{10}(\tau_{AGN})\, 0.990 1.435 1.863

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.750 -0.493 -0.304
0.03-0.10 Gyr -0.730 -0.241 0.172
0.10-0.33 Gyr -0.527 -0.131 0.147
0.33-1.09 Gyr -0.572 -0.234 -0.002
1.09-3.58 Gyr -0.724 -0.435 -0.194
3.58-11.80 Gyr -1.046 -0.608 -0.391
11.80-13.12 Gyr -1.285 -0.620 -0.155