2025ksi

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Information

Transient

Name: AT2025ksi
Right ascension: 21h20m58.35s
Declination: -12d37m38.40s
Discovery Date: May 6, 2025, 7:56 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.057

Host

Name: 2025ksi
Right ascension: 21h20m56.97s
Declination: -12d36m14.25s
Redshift: None
Photometric Redshift: 0.154
 

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 12.62
Cutout download processed 15.38
Global aperture construction processed 0.65
Local aperture photometry processed 6.4
Global aperture photometry processed 6.27
Validate local photometry no valid phot 0.03
Validate global photometry processed 16.25
Host information processed 0.09
Global host SED inference processed 404.01
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) = 21h20m58.35s, -12d37m38.40s
semi major axis, semi minor axis (arcsec) = 0.75, 0.75
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) = 21h20m56.97s, -12d36m14.16s
semi major axis, semi minor axis (arcsec) = 3.74, 3.39
angle (degrees, anti-clockwise from east) = -30.95

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 12.81 3.33 21.131 0.282 AB
SDSS_g 40.84 1.97 19.872 0.052 AB
PanSTARRS_g 51.43 0.8 19.622 0.017 AB
SDSS_r 125.47 3.38 18.654 0.029 AB
PanSTARRS_r 122.8 1.0 18.677 0.009 AB
SDSS_i 185.32 4.68 18.230 0.027 AB
PanSTARRS_i 184.0 0.78 18.238 0.005 AB
PanSTARRS_z 242.78 2.15 17.937 0.010 AB
SDSS_z 262.57 13.27 17.852 0.055 AB
DES_z 267.66 3.26 17.831 0.013 AB
PanSTARRS_y 282.65 6.03 17.772 0.023 AB
2MASS_J 483.84 97.37 16.293 0.218 Vega
2MASS_H 458.19 161.83 15.880 0.383 Vega
2MASS_K 456.58 191.37 15.413 0.455 Vega
WISE_W1 196.22 10.64 15.469 0.059 Vega
WISE_W2 111.28 13.7 15.445 0.134 Vega
WISE_W3 28.3 52.45 15.097 2.012 Vega
WISE_W4 -304.06 325.91 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})\, 10.403 10.505 10.627
{\rm log}_{10}({\rm SFR}) -1.408 -0.148 0.569
{\rm log}_{10}({\rm sSFR}) -11.986 -10.665 -9.907
{\rm stellar\ age} 6.106 7.168 10.437

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.109 -0.757 -0.524
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.483 -0.715 0.021

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.301 0.472 0.671
\delta -0.886 -0.683 -0.372
\tau_1/\tau_2 0.601 1.009 1.438
Q_{PAH} 0.802 2.694 4.784
U_{min} 2.958 8.252 15.936
{\rm log}_{10}(\gamma_e)\, -2.552 -1.487 -0.570

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.095 -2.921 -1.799
{\rm log}_{10}(\tau_{AGN})\, 1.044 1.568 1.939

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.473 -0.625 -0.016
0.03-0.10 Gyr -1.523 -0.068 0.695
0.10-0.32 Gyr -1.834 -0.210 0.486
0.32-1.03 Gyr -2.266 -0.343 0.327
1.03-3.31 Gyr -1.689 0.092 0.562
3.31-10.63 Gyr -0.245 0.633 0.822
10.63-11.82 Gyr 0.101 0.839 1.728