2025ksn

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Information

Transient

Name: AT2025ksn
Right ascension: 13h45m57.32s
Declination: 7d03m34.42s
Discovery Date: May 15, 2025, 5:05 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.023

Host

Name: 2025ksn
Right ascension: 13h45m57.38s
Declination: 7d03m34.41s
Redshift: None
Photometric Redshift: 0.187
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.25
Transient MWEBV processed 0.11
Host match processed 1.93
Host information processed 0.09
Host MWEBV processed 0.06
Global aperture construction processed 0.67
Global aperture photometry processed 7.72
Validate global photometry processed 20.23
Global host SED inference processed 447.28
Local aperture photometry processed 7.41
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

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) = 13h45m57.32s, 7d03m34.42s
semi major axis, semi minor axis (arcsec) = 0.64, 0.64
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) = 13h45m57.36s, 7d03m34.52s
semi major axis, semi minor axis (arcsec) = 3.44, 2.95
angle (degrees, anti-clockwise from east) = -119.13

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.36 0.89 23.570 0.715 AB
GALEX_NUV 1.36 0.87 23.569 0.698 AB
SDSS_u 12.82 2.79 21.131 0.237 AB
SDSS_g 27.52 1.66 20.301 0.066 AB
DES_g 29.83 0.3 20.213 0.011 AB
PanSTARRS_g 28.28 0.76 20.271 0.029 AB
SDSS_r 65.89 2.55 19.353 0.042 AB
PanSTARRS_r 66.29 1.03 19.346 0.017 AB
DES_r 73.7 0.64 19.231 0.009 AB
SDSS_i 101.93 3.5 18.879 0.037 AB
PanSTARRS_i 103.72 1.37 18.860 0.014 AB
PanSTARRS_z 130.32 1.8 18.612 0.015 AB
SDSS_z 176.22 10.78 18.285 0.066 AB
DES_z 144.25 2.62 18.502 0.020 AB
PanSTARRS_y 146.1 3.77 18.488 0.028 AB
2MASS_J 63.46 120.12 18.499 2.055 Vega
2MASS_H 189.31 163.52 16.839 0.938 Vega
2MASS_K 660.26 205.3 15.013 0.338 Vega
WISE_W1 92.72 7.02 16.283 0.082 Vega
WISE_W2 61.39 11.69 16.091 0.207 Vega
WISE_W3 -0.86 42.68 Vega
WISE_W4 -250.89 282.84 Vega
 

Imaging data

Click the image to load the interactive plot.


 

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})\, 10.210 10.357 10.490
{\rm log}_{10}({\rm SFR}) -1.740 -0.207 0.674
{\rm log}_{10}({\rm sSFR}) -12.109 -10.524 -9.601
{\rm stellar\ age} 4.112 6.320 8.851

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.622 -1.176 -0.777
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.573 -0.383 0.303

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.502 0.696 0.928
\delta -0.731 -0.528 -0.256
\tau_1/\tau_2 0.558 0.957 1.359
Q_{PAH} 0.789 2.028 3.873
U_{min} 3.311 9.351 17.011
{\rm log}_{10}(\gamma_e)\, -2.880 -1.826 -0.865

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.023 -2.502 -1.540
{\rm log}_{10}(\tau_{AGN})\, 0.999 1.417 1.842

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.523 -1.140 -0.275
0.03-0.10 Gyr -1.956 -0.121 0.830
0.10-0.32 Gyr -1.571 0.099 0.806
0.32-1.02 Gyr -2.446 -0.073 0.550
1.02-3.24 Gyr -1.627 0.304 0.695
3.24-10.31 Gyr -0.879 0.420 0.702
10.31-11.45 Gyr -0.784 0.492 1.434