2025iay results

Information

Transient
Name:AT2025iay
Right ascension: 8h25m58.81s
Declination:4d34m59.60s
Discovery Date:April 21, 2025, 11:27 p.m.
Classification:None
Redshift:None
MW E(B-V):0.021
Host
Name:2025iay
Right ascension: 8h25m58.73s
Declination:4d34m58.84s
Redshift:0.102935
Photometric Redshift:0.089
 

Cutout Download Report

Downloadable 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: completed

Task Name Status Time (s)
Cutout download processed 20.47
Transient MWEBV processed 0.14
Host match processed 2.81
Host information processed 0.1
Host MWEBV processed 0.05
Host spectrum download not processed None
Global aperture construction processed 0.7
Global aperture photometry processed 7.44
Validate global photometry processed 19.75
Global host SED inference processed 423.08
Local aperture photometry processed 7.46
Validate local photometry processed 0.03
Local host SED inference processed 685.08
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.114 9.381 9.615
{\rm log}_{10}({\rm SFR}) -0.759 -0.224 0.325
{\rm log}_{10}({\rm sSFR}) -10.266 -9.570 -8.962
{\rm stellar\ age} 2.248 5.892 7.923

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.426 -0.453 0.039
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.254 -0.627 -0.082

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.296 0.651 0.995
\delta -0.740 -0.266 0.152
\tau_1/\tau_2 0.445 0.892 1.373
Q_{PAH} 0.629 2.728 4.997
U_{min} 3.089 8.382 15.577
{\rm log}_{10}(\gamma_e)\, -3.154 -1.703 -0.572

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.132 -1.264 -0.438
{\rm log}_{10}(\tau_{AGN})\, 0.957 1.519 1.998

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.483 -0.045 0.402
0.03-0.10 Gyr -1.806 -0.553 0.307
0.10-0.33 Gyr -2.197 -0.805 -0.023
0.33-1.06 Gyr -2.133 -0.625 -0.052
1.06-3.44 Gyr -2.087 -0.733 -0.288
3.44-11.18 Gyr -1.869 -0.665 -0.257
11.18-12.42 Gyr -1.944 -0.615 0.152

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.720 10.833 10.944
{\rm log}_{10}({\rm SFR}) -0.172 0.540 0.920
{\rm log}_{10}({\rm sSFR}) -10.966 -10.294 -9.876
{\rm stellar\ age} 5.218 7.034 8.823

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.882 -0.238 0.052
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.387 -0.546 0.049

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.448 0.680 0.988
\delta -0.574 -0.303 0.012
\tau_1/\tau_2 0.500 0.900 1.339
Q_{PAH} 0.587 2.663 4.957
U_{min} 2.185 6.607 14.024
{\rm log}_{10}(\gamma_e)\, -3.313 -2.156 -1.018

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.848 -1.805 -0.954
{\rm log}_{10}(\tau_{AGN})\, 0.970 1.456 1.881

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.076 0.628 0.943
0.03-0.10 Gyr -0.903 0.363 0.945
0.10-0.33 Gyr -1.108 0.263 0.823
0.33-1.06 Gyr -1.019 0.390 0.935
1.06-3.44 Gyr -0.187 0.781 1.124
3.44-11.18 Gyr 0.401 0.925 1.120
11.18-12.42 Gyr 0.169 0.999 1.708
 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h25m58.81s, 4d34m59.60s
semi major axis, semi minor axis (arcsec):1.06, 1.06
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 82.42 2.2 19.110 0.029 AB
PanSTARRS_y 79.93 2.28 19.143 0.031 AB

Aperture details

RA, DEC (J2000):8h25m58.73s, 4d34m58.82s
semi major axis, semi minor axis (arcsec):6.84, 6.38
angle (degrees, anti-clockwise from east):-65.58
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 288.14 1.75 17.751 0.007 AB
SDSS_z 1207.16 20.3 16.196 0.018 AB
2MASS_K 2524.29 351.72 13.557 0.151 Vega
WISE_W1 1474.79 32.32 13.279 0.024 Vega