2025kyj

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Information

Transient

Name: AT2025kyj
Right ascension: 18h41m19.26s
Declination: 45d32m43.07s
Discovery Date: May 20, 2025, 2:02 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.066

Host

Name: 2025kyj
Right ascension: 18h41m19.31s
Declination: 45d32m41.42s
Redshift: None
Photometric Redshift: 0.129
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 4.16
Transient MWEBV processed 0.04
Host match processed 2.66
Host information processed 0.08
Host MWEBV processed 0.05
Global aperture construction processed 0.69
Global aperture photometry processed 4.41
Validate global photometry processed 10.43
Global host SED inference processed 437.59
Local aperture photometry processed 4.26
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) = 18h41m19.26s, 45d32m43.07s
semi major axis, semi minor axis (arcsec) = 0.87, 0.87
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) = 18h41m19.29s, 45d32m41.62s
semi major axis, semi minor axis (arcsec) = 4.77, 2.93
angle (degrees, anti-clockwise from east) = -169.06

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.67 2.17 22.226 0.504 AB
GALEX_NUV 4.19 2.12 22.346 0.549 AB
PanSTARRS_g 64.62 0.68 19.374 0.011 AB
PanSTARRS_r 138.93 0.97 18.543 0.008 AB
PanSTARRS_i 198.37 0.87 18.156 0.005 AB
PanSTARRS_z 244.64 2.56 17.929 0.011 AB
PanSTARRS_y 291.24 6.34 17.739 0.024 AB
WISE_W1 178.09 13.5 15.574 0.082 Vega
WISE_W2 124.53 12.46 15.323 0.109 Vega
WISE_W3 89.17 34.49 13.850 0.420 Vega
WISE_W4 -33.48 213.15 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})\, 10.156 10.268 10.366
{\rm log}_{10}({\rm SFR}) -1.254 -0.367 0.111
{\rm log}_{10}({\rm sSFR}) -11.537 -10.630 -10.102
{\rm stellar\ age} 5.383 6.843 8.328

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.157 -0.775 -0.570
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.369 -0.669 -0.094

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.223 0.367 0.539
\delta -0.923 -0.762 -0.446
\tau_1/\tau_2 0.653 0.991 1.355
Q_{PAH} 0.824 2.398 4.735
U_{min} 2.650 8.133 15.601
{\rm log}_{10}(\gamma_e)\, -2.472 -1.374 -0.339

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.962 -2.636 -1.585
{\rm log}_{10}(\tau_{AGN})\, 1.018 1.511 1.921

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.311 -0.462 -0.080
0.03-0.10 Gyr -1.486 -0.366 0.201
0.10-0.32 Gyr -1.358 -0.263 0.312
0.32-1.04 Gyr -1.213 -0.141 0.382
1.04-3.37 Gyr -0.547 0.185 0.513
3.37-10.89 Gyr -0.031 0.413 0.587
10.89-12.10 Gyr -0.255 0.436 1.068