2025ksa

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Information

Transient

Name: AT2025ksa
Right ascension: 21h16m55.87s
Declination: -12d27m35.58s
Discovery Date: May 6, 2025, 7:56 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.044

Host

Name: 2025ksa
Right ascension: 21h16m55.87s
Declination: -12d27m35.92s
Redshift: None
Photometric Redshift: 0.158
 

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 2.59
Cutout download processed 16.42
Global aperture construction processed 0.67
Local aperture photometry processed 6.56
Global aperture photometry processed 6.65
Validate local photometry no valid phot 0.03
Validate global photometry processed 15.96
Host information processed 0.11
Global host SED inference processed 378.03
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) = 21h16m55.87s, -12d27m35.58s
semi major axis, semi minor axis (arcsec) = 0.73, 0.73
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) = 21h16m55.86s, -12d27m35.82s
semi major axis, semi minor axis (arcsec) = 5.96, 3.94
angle (degrees, anti-clockwise from east) = -78.04

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 15.45 3.35 20.927 0.236 AB
GALEX_NUV 14.92 2.3 20.966 0.167 AB
DES_g 116.04 0.47 18.738 0.004 AB
PanSTARRS_g 116.93 1.35 18.730 0.013 AB
PanSTARRS_r 246.55 1.78 17.920 0.008 AB
DES_r 262.58 1.4 17.852 0.006 AB
PanSTARRS_i 355.58 1.01 17.523 0.003 AB
PanSTARRS_z 421.56 3.32 17.338 0.009 AB
DES_z 452.29 3.6 17.261 0.009 AB
PanSTARRS_y 462.33 8.96 17.238 0.021 AB
2MASS_J 583.15 147.01 16.091 0.274 Vega
2MASS_H 917.34 205.42 15.126 0.243 Vega
2MASS_K 985.29 247.19 14.578 0.272 Vega
WISE_W1 439.79 14.78 14.593 0.036 Vega
WISE_W2 402.15 20.25 14.050 0.055 Vega
WISE_W3 1045.87 75.08 11.177 0.078 Vega
WISE_W4 2857.26 569.37 8.640 0.216 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})\, 10.708 10.752 10.806
{\rm log}_{10}({\rm SFR}) 0.175 0.386 0.610
{\rm log}_{10}({\rm sSFR}) -10.573 -10.367 -10.144
{\rm stellar\ age} 6.465 7.082 8.153

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.665 -0.419 -0.193
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.699 -0.453 0.108

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.187 0.308 0.487
\delta -0.565 -0.206 0.082
\tau_1/\tau_2 0.468 0.804 1.161
Q_{PAH} 0.430 1.379 3.218
U_{min} 2.456 7.194 14.358
{\rm log}_{10}(\gamma_e)\, -3.380 -2.449 -1.361

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.649 -1.357 -1.122
{\rm log}_{10}(\tau_{AGN})\, 0.917 1.170 1.497

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.430 0.606 0.783
0.03-0.10 Gyr -0.240 0.224 0.567
0.10-0.32 Gyr -0.371 0.081 0.405
0.32-1.03 Gyr -0.314 0.131 0.434
1.03-3.30 Gyr -0.040 0.496 0.811
3.30-10.59 Gyr 0.810 0.967 1.058
10.59-11.77 Gyr 0.682 1.078 1.534