2025vjj

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Information

Transient

Name: AT2025vjj
Right ascension: 15h45m16.28s
Declination: 29d31m58.56s
Discovery Date: Aug. 25, 2025, 6:01 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.023

Host

Name: SDSSJ154516.16+29315
Right ascension: 15h45m16.08s
Declination: 29d31m53.58s
Redshift: None
Photometric Redshift: 0.111
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 31.05
Transient MWEBV processed 0.06
Host match processed 4.75
Host information processed 0.14
Host MWEBV processed 0.03
Global aperture construction processed 0.67
Global aperture photometry processed 6.09
Validate global photometry processed 18.05
Global host SED inference processed 418.06
Local aperture photometry processed 7.05
Validate local photometry processed 0.03
Local host SED inference not enough filters 22.83
 

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) = 15h45m16.28s, 29d31m58.56s
semi major axis, semi minor axis (arcsec) = 0.99, 0.99
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 7.23 0.56 21.752 0.083 AB

Aperture details

RA, DEC (J2000) = 15h45m16.16s, 29d31m53.98s
semi major axis, semi minor axis (arcsec) = 8.73, 5.9
angle (degrees, anti-clockwise from east) = -137.84

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 43.39 1.36 19.806 0.034 AB
GALEX_NUV 68.25 0.99 19.315 0.016 AB
SDSS_u 143.31 5.33 18.509 0.040 AB
SDSS_g 314.37 4.88 17.656 0.017 AB
DES_g 336.65 1.04 17.582 0.003 AB
PanSTARRS_g 334.17 1.54 17.590 0.005 AB
SDSS_r 462.21 6.2 17.238 0.015 AB
PanSTARRS_r 478.82 1.97 17.200 0.004 AB
DES_r 481.32 1.86 17.194 0.004 AB
SDSS_i 578.22 7.42 16.995 0.014 AB
PanSTARRS_i 576.01 2.27 16.999 0.004 AB
PanSTARRS_z 619.86 4.55 16.919 0.008 AB
SDSS_z 681.89 18.35 16.816 0.029 AB
DES_z 642.08 4.83 16.881 0.008 AB
PanSTARRS_y 660.72 10.39 16.850 0.017 AB
2MASS_J 750.92 178.75 15.816 0.258 Vega
2MASS_H 875.72 314.19 15.176 0.390 Vega
2MASS_K 1024.19 259.8 14.536 0.275 Vega
WISE_W1 374.01 13.68 14.769 0.040 Vega
WISE_W2 250.12 16.25 14.566 0.071 Vega
WISE_W3 1095.16 48.8 11.127 0.048 Vega
WISE_W4 1157.95 339.06 9.621 0.318 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

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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})\, 10.090 10.188 10.296
{\rm log}_{10}({\rm SFR}) 0.627 0.933 1.158
{\rm log}_{10}({\rm sSFR}) -9.617 -9.268 -8.963
{\rm stellar\ age} 4.161 5.625 6.861

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.042 -0.738 -0.530
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.633 -0.867 0.064

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.128 0.206 0.347
\delta -0.847 -0.569 -0.254
\tau_1/\tau_2 0.565 0.964 1.322
Q_{PAH} 0.328 1.077 2.997
U_{min} 2.692 7.913 15.172
{\rm log}_{10}(\gamma_e)\, -2.921 -1.768 -1.102

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.808 -2.337 -1.762
{\rm log}_{10}(\tau_{AGN})\, 0.949 1.354 1.825

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.351 -0.010 0.196
0.03-0.10 Gyr 0.756 1.081 1.311
0.10-0.32 Gyr 0.493 0.918 1.165
0.32-1.05 Gyr -0.334 0.262 0.571
1.05-3.42 Gyr -0.180 0.214 0.497
3.42-11.09 Gyr -0.213 0.187 0.392
11.09-12.32 Gyr -0.317 0.291 0.766