2025yju

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Information

Transient

Name: AT2025yju
Right ascension: 0h02m01.48s
Declination: 8d23m10.36s
Discovery Date: Sept. 22, 2025, 3:49 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.047

Host

Name:
Right ascension: 0h02m00.88s
Declination: 8d23m18.85s
Redshift: None
Photometric Redshift: 0.151
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.42
Transient MWEBV processed 0.04
Host match processed 5.03
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.62
Global aperture photometry processed 5.15
Validate global photometry processed 16.27
Global host SED inference processed 386.51
Local aperture photometry processed 5.54
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) = 0h02m01.48s, 8d23m10.36s
semi major axis, semi minor axis (arcsec) = 0.76, 0.76
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) = 0h02m00.86s, 8d23m19.00s
semi major axis, semi minor axis (arcsec) = 7.51, 5.6
angle (degrees, anti-clockwise from east) = -12.93

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 16.41 2.83 20.862 0.187 AB
GALEX_NUV 22.58 2.18 20.515 0.105 AB
SDSS_u 52.75 6.57 19.594 0.135 AB
SDSS_g 209.52 4.16 18.097 0.022 AB
DES_g 227.62 0.79 18.007 0.004 AB
PanSTARRS_g 227.8 1.56 18.006 0.007 AB
SDSS_r 448.95 6.28 17.270 0.015 AB
PanSTARRS_r 473.97 1.6 17.211 0.004 AB
DES_r 497.14 1.83 17.159 0.004 AB
SDSS_i 650.53 8.32 16.867 0.014 AB
PanSTARRS_i 638.56 1.95 16.887 0.003 AB
PanSTARRS_z 808.23 5.09 16.631 0.007 AB
SDSS_z 873.65 20.0 16.547 0.025 AB
DES_z 878.65 4.48 16.540 0.006 AB
PanSTARRS_y 995.33 11.25 16.405 0.012 AB
2MASS_J 1391.6 169.36 15.146 0.132 Vega
2MASS_H 1604.06 269.65 14.519 0.183 Vega
2MASS_K 1648.11 302.12 14.020 0.199 Vega
WISE_W1 779.7 19.51 13.971 0.027 Vega
WISE_W2 555.53 23.59 13.699 0.046 Vega
WISE_W3 1117.67 101.36 11.105 0.098 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})\, 10.972 11.003 11.038
{\rm log}_{10}({\rm SFR}) 0.403 0.583 0.757
{\rm log}_{10}({\rm sSFR}) -10.628 -10.418 -10.245
{\rm stellar\ age} 6.571 7.106 8.188

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.224 -0.105 -0.013
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.441 -0.626 0.034

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.083 0.131 0.193
\delta -0.711 -0.371 -0.054
\tau_1/\tau_2 0.786 1.143 1.518
Q_{PAH} 1.926 3.980 5.643
U_{min} 2.470 7.106 14.274
{\rm log}_{10}(\gamma_e)\, -2.559 -1.594 -0.725

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.157 -2.941 -1.903
{\rm log}_{10}(\tau_{AGN})\, 1.083 1.585 1.944

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.031 0.249 0.414
0.03-0.10 Gyr 0.450 0.679 0.878
0.10-0.32 Gyr 0.495 0.704 0.887
0.32-1.03 Gyr 0.409 0.625 0.790
1.03-3.32 Gyr 0.479 0.782 0.998
3.32-10.66 Gyr 1.066 1.203 1.275
10.66-11.85 Gyr 0.966 1.354 1.784