2025knt

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Information

Transient

Name: AT2025knt
Right ascension: 13h16m55.05s
Declination: 45d02m32.49s
Discovery Date: May 16, 2025, 7:24 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.014

Host

Name: 2025knt
Right ascension: 13h16m55.04s
Declination: 45d02m31.96s
Redshift: None
Photometric Redshift: 0.113
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 13.73
Transient MWEBV processed 0.05
Host match processed 2.27
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.66
Global aperture photometry processed 5.94
Validate global photometry processed 16.68
Global host SED inference processed 446.5
Local aperture photometry processed 5.48
Validate local photometry no valid phot 0.02
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) = 13h16m55.05s, 45d02m32.49s
semi major axis, semi minor axis (arcsec) = 0.97, 0.97
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) = 13h16m55.03s, 45d02m32.01s
semi major axis, semi minor axis (arcsec) = 4.66, 3.87
angle (degrees, anti-clockwise from east) = -98.7

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.83 0.98 22.772 0.376 AB
GALEX_NUV 2.86 0.44 22.759 0.166 AB
SDSS_u 4.25 3.2 22.329 0.818 AB
SDSS_g 84.32 2.6 19.085 0.033 AB
PanSTARRS_g 94.78 0.93 18.958 0.011 AB
SDSS_r 193.68 3.96 18.182 0.022 AB
PanSTARRS_r 199.64 1.28 18.149 0.007 AB
SDSS_i 279.01 5.16 17.786 0.020 AB
PanSTARRS_i 282.24 1.36 17.773 0.005 AB
PanSTARRS_z 354.25 3.3 17.527 0.010 AB
SDSS_z 351.03 10.91 17.537 0.034 AB
PanSTARRS_y 405.79 5.52 17.379 0.015 AB
2MASS_J 423.7 123.37 16.437 0.316 Vega
2MASS_H 534.25 213.65 15.713 0.434 Vega
2MASS_K 290.4 184.09 15.905 0.688 Vega
WISE_W1 194.44 12.37 15.479 0.069 Vega
WISE_W2 137.29 13.39 15.217 0.106 Vega
WISE_W3 60.86 45.2 14.265 0.806 Vega
WISE_W4 -281.77 298.15 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})\, 10.299 10.361 10.480
{\rm log}_{10}({\rm SFR}) -0.917 -0.328 0.157
{\rm log}_{10}({\rm sSFR}) -11.367 -10.698 -10.226
{\rm stellar\ age} 7.006 7.919 11.416

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.397 -1.046 -0.810
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.322 -0.552 0.025

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.276 0.409 0.553
\delta -0.917 -0.765 -0.561
\tau_1/\tau_2 0.575 1.007 1.414
Q_{PAH} 0.603 1.910 3.986
U_{min} 3.136 8.916 16.159
{\rm log}_{10}(\gamma_e)\, -2.173 -1.211 -0.391

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.961 -2.573 -1.461
{\rm log}_{10}(\tau_{AGN})\, 1.084 1.615 1.931

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.778 -0.692 -0.298
0.03-0.10 Gyr -1.009 -0.256 0.289
0.10-0.32 Gyr -2.017 -0.410 0.129
0.32-1.05 Gyr -2.977 -0.643 -0.081
1.05-3.41 Gyr -2.642 -0.395 0.208
3.41-11.06 Gyr -0.831 0.484 0.637
11.06-12.29 Gyr 0.184 0.874 1.627