2025yay results

Information

Transient
Name:AT2025yay
Right ascension: 1h50m20.73s
Declination:0d54m56.34s
Discovery Date:Sept. 14, 2025, 6:21 p.m.
Classification:None
Redshift:None
MW E(B-V):0.022
Host
Name:J015020.86+005501
Right ascension: 1h50m20.86s
Declination:0d55m01.10s
Redshift:None
Photometric Redshift:0.107
 

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_z
 DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 19.1
Transient MWEBV processed 0.04
Host match processed 4.24
Host information processed 0.05
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 6.27
Validate global photometry processed 17.37
Global host SED inference processed 382.36
Local aperture photometry processed 6.69
Validate local photometry processed 0.03
Local host SED inference not enough filters 18.87
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

RA, DEC (J2000):1h50m20.73s, 0d54m56.34s
semi major axis, semi minor axis (arcsec):1.02, 1.02
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 6.17 0.3 21.923 0.053 AB
PanSTARRS_y 4.77 1.73 22.205 0.394 AB

Aperture details

RA, DEC (J2000):1h50m20.84s, 0d55m01.32s
semi major axis, semi minor axis (arcsec):8.71, 5.23
angle (degrees, anti-clockwise from east):-121.11
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 14.85 0.75 20.970 0.055 AB
GALEX_NUV 29.39 0.67 20.229 0.025 AB
SDSS_u 103.03 5.52 18.868 0.058 AB
SDSS_g 313.05 4.98 17.661 0.017 AB
DES_g 309.88 0.57 17.672 0.002 AB
PanSTARRS_g 319.46 1.64 17.639 0.006 AB
SDSS_r 560.51 6.93 17.029 0.013 AB
PanSTARRS_r 575.19 2.43 17.000 0.005 AB
DES_r 592.52 0.91 16.968 0.002 AB
SDSS_i 824.83 8.77 16.609 0.012 AB
PanSTARRS_i 789.77 1.66 16.656 0.002 AB
PanSTARRS_z 952.89 4.4 16.452 0.005 AB
SDSS_z 976.16 16.78 16.426 0.019 AB
DES_z 974.91 3.25 16.428 0.004 AB
PanSTARRS_y 1088.04 11.34 16.308 0.011 AB
2MASS_J 1564.02 168.32 15.019 0.117 Vega
2MASS_H 1194.93 289.29 14.839 0.263 Vega
2MASS_K 1534.86 263.57 14.097 0.186 Vega
WISE_W1 856.61 16.99 13.869 0.022 Vega
WISE_W2 614.93 21.57 13.589 0.038 Vega
WISE_W4 2723.29 491.28 8.692 0.196 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})\, 10.581 10.625 10.678
{\rm log}_{10}({\rm SFR}) 0.527 0.728 0.960
{\rm log}_{10}({\rm sSFR}) -10.098 -9.900 -9.657
{\rm stellar\ age} 6.086 6.880 7.901

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.584 -0.313 -0.133
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.574 -0.274 0.172

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.212 0.314 0.482
\delta -0.829 -0.585 -0.345
\tau_1/\tau_2 0.697 1.013 1.324
Q_{PAH} 0.513 1.548 3.197
U_{min} 2.152 6.065 12.764
{\rm log}_{10}(\gamma_e)\, -3.386 -2.473 -1.582

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.012 -1.990 -1.603
{\rm log}_{10}(\tau_{AGN})\, 0.886 1.170 1.631

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.303 0.444 0.570
0.03-0.10 Gyr 0.567 0.817 1.082
0.10-0.32 Gyr 0.247 0.548 0.805
0.32-1.06 Gyr 0.072 0.397 0.600
1.06-3.43 Gyr 0.296 0.603 0.822
3.43-11.13 Gyr 0.599 0.769 0.869
11.13-12.37 Gyr 0.433 0.860 1.307