2025alou results

Information

Transient
Name:AT2025alou
Right ascension: 12h13m29.83s
Declination:54d05m15.38s
Discovery Date:Nov. 17, 2025, 2:22 p.m.
Classification:None
Redshift:None
MW E(B-V):0.016
Host
Name:J121329.79+540515.00
Right ascension: 12h13m29.79s
Declination:54d05m15.00s
Redshift:None
Photometric Redshift:0.127
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 16.21
Transient MWEBV processed 0.03
Host match processed 4.46
Host information processed 0.16
Host MWEBV processed 0.07
Global aperture construction processed 0.61
Global aperture photometry processed 5.04
Validate global photometry processed 15.55
Global host SED inference processed 424.95
Local aperture photometry processed 4.76
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):12h13m29.78s, 54d05m15.04s
semi major axis, semi minor axis (arcsec):4.15, 3.19
angle (degrees, anti-clockwise from east):-83.29
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 6.01 1.62 21.952 0.293 AB
GALEX_NUV 12.78 0.61 21.134 0.051 AB
SDSS_u 18.51 2.85 20.731 0.167 AB
SDSS_g 47.19 2.25 19.715 0.052 AB
PanSTARRS_g 47.83 0.71 19.701 0.016 AB
SDSS_r 65.77 2.61 19.355 0.043 AB
PanSTARRS_r 58.94 0.99 19.474 0.018 AB
SDSS_i 79.36 3.64 19.151 0.050 AB
PanSTARRS_i 73.0 1.44 19.242 0.021 AB
PanSTARRS_z 68.7 2.29 19.308 0.036 AB
SDSS_z 101.79 8.31 18.881 0.089 AB
PanSTARRS_y 67.73 5.49 19.323 0.088 AB
2MASS_J 141.97 120.29 17.625 0.920 Vega
2MASS_H -120.95 170.95 Vega
2MASS_K 219.28 191.72 16.210 0.949 Vega
WISE_W1 16.26 5.35 18.173 0.357 Vega
WISE_W2 21.46 8.31 17.232 0.420 Vega
WISE_W3 23.77 49.26 15.286 2.250 Vega
WISE_W4 12.87 359.38 14.506 30.328 Vega
 

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})\, 8.971 9.173 9.399
{\rm log}_{10}({\rm SFR}) -0.450 0.043 0.412
{\rm log}_{10}({\rm sSFR}) -9.738 -9.179 -8.652
{\rm stellar\ age} 0.691 3.010 5.120

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.482 -0.826 -0.343
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.467 0.046 0.338

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.138 0.234 0.404
\delta -0.738 -0.425 -0.118
\tau_1/\tau_2 0.882 1.302 1.665
Q_{PAH} 0.518 1.533 3.354
U_{min} 2.889 8.174 15.460
{\rm log}_{10}(\gamma_e)\, -2.400 -1.330 -0.519

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.467 -1.672 -0.993
{\rm log}_{10}(\tau_{AGN})\, 1.192 1.588 1.872

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.646 -0.347 -0.114
0.03-0.10 Gyr -0.477 0.142 0.547
0.10-0.32 Gyr -0.018 0.351 0.604
0.32-1.04 Gyr -1.602 -0.376 0.079
1.04-3.38 Gyr -2.471 -1.034 -0.449
3.38-10.92 Gyr -2.679 -1.205 -0.628
10.92-12.13 Gyr -2.780 -1.243 -0.486