2026ayc results

Information

Transient
Name:AT2026ayc
Right ascension: 15h20m13.83s
Declination:2d59m30.71s
Discovery Date:Jan. 20, 2026, 12:38 p.m.
Classification:None
Redshift:None
MW E(B-V):0.038
Host
Name:
Right ascension: 15h20m13.75s
Declination:2d59m32.89s
Redshift:0.077555
Photometric Redshift:None
 

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: completed

Task Name Status Time (s)
Cutout download processed 22.72
Transient MWEBV processed 0.13
Host match processed 5.09
Host information processed 0.04
Host MWEBV processed 0.08
Global aperture construction processed 0.65
Global aperture photometry processed 6.84
Validate global photometry processed 21.76
Global host SED inference processed 500.21
Local aperture photometry processed 7.06
Validate local photometry processed 0.03
Local host SED inference processed 469.62
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h20m13.83s, 2d59m30.71s
semi major axis, semi minor axis (arcsec):1.36, 1.36
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 37.86 0.3 19.955 0.009 AB
PanSTARRS_g 31.78 0.32 20.145 0.011 AB
SDSS_r 79.22 2.39 19.153 0.033 AB
PanSTARRS_r 70.3 0.47 19.283 0.007 AB
DES_r 94.02 1.09 18.967 0.013 AB
SDSS_i 118.31 3.0 18.717 0.028 AB
PanSTARRS_i 99.04 0.42 18.910 0.005 AB
PanSTARRS_z 123.2 0.89 18.673 0.008 AB
SDSS_z 163.58 4.73 18.366 0.031 AB
DES_z 173.53 2.13 18.302 0.013 AB
PanSTARRS_y 148.93 1.95 18.468 0.014 AB

Aperture details

RA, DEC (J2000):15h20m13.74s, 2d59m33.12s
semi major axis, semi minor axis (arcsec):8.13, 7.63
angle (degrees, anti-clockwise from east):-131.11
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.2 0.59 23.043 0.291 AB
GALEX_NUV 4.49 0.45 22.268 0.109 AB
SDSS_u 125.67 7.34 18.652 0.063 AB
SDSS_g 513.23 6.34 17.124 0.013 AB
DES_g 576.27 1.21 16.998 0.002 AB
PanSTARRS_g 582.86 1.79 16.986 0.003 AB
SDSS_r 1244.73 9.8 16.162 0.009 AB
PanSTARRS_r 1281.41 2.6 16.131 0.002 AB
DES_r 1372.68 4.25 16.056 0.003 AB
SDSS_i 1880.15 12.69 15.715 0.007 AB
PanSTARRS_i 1928.32 2.36 15.687 0.001 AB
PanSTARRS_z 2350.46 5.01 15.472 0.002 AB
SDSS_z 2577.43 23.59 15.372 0.010 AB
DES_z 2625.27 8.48 15.352 0.004 AB
PanSTARRS_y 2846.81 11.14 15.264 0.004 AB
2MASS_J 3716.33 188.84 14.080 0.055 Vega
2MASS_H 4659.43 267.78 13.362 0.062 Vega
2MASS_K 3785.23 351.43 13.117 0.101 Vega
WISE_W1 1745.26 23.4 13.096 0.015 Vega
WISE_W2 1000.63 25.57 13.060 0.028 Vega
WISE_W3 397.99 59.96 12.226 0.164 Vega
WISE_W4 493.62 330.65 10.547 0.727 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.537 9.656 9.775
{\rm log}_{10}({\rm SFR}) -1.273 -0.751 -0.229
{\rm log}_{10}({\rm sSFR}) -10.984 -10.410 -9.808
{\rm stellar\ age} 6.258 7.579 10.181

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.774 -0.387 -0.055
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.509 -0.041 0.284

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.279 0.606 0.986
\delta -0.782 -0.384 0.065
\tau_1/\tau_2 0.717 1.109 1.500
Q_{PAH} 1.285 3.282 5.577
U_{min} 3.266 8.533 15.382
{\rm log}_{10}(\gamma_e)\, -2.906 -1.741 -0.519

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.068 -1.125 -0.331
{\rm log}_{10}(\tau_{AGN})\, 0.993 1.543 1.988

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.018 -0.562 -0.182
0.03-0.10 Gyr -1.803 -0.897 -0.236
0.10-0.33 Gyr -1.973 -1.049 -0.401
0.33-1.07 Gyr -1.951 -0.955 -0.426
1.07-3.50 Gyr -1.760 -0.634 -0.229
3.50-11.46 Gyr -0.657 -0.262 -0.064
11.46-12.73 Gyr -0.670 -0.077 0.703

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.010 11.050 11.080
{\rm log}_{10}({\rm SFR}) -2.713 -1.619 -1.042
{\rm log}_{10}({\rm sSFR}) -13.922 -12.711 -12.089
{\rm stellar\ age} 11.240 12.075 12.094

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.903 -0.728 -0.587
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.479 -0.431 0.264

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.179 0.266 0.384
\delta -0.613 -0.385 -0.197
\tau_1/\tau_2 0.472 0.918 1.396
Q_{PAH} 0.599 1.670 3.101
U_{min} 3.307 9.718 18.064
{\rm log}_{10}(\gamma_e)\, -3.126 -1.902 -1.105

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.486 -3.529 -2.593
{\rm log}_{10}(\tau_{AGN})\, 1.049 1.546 1.959

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.182 -2.023 -1.231
0.03-0.10 Gyr -3.984 -1.820 -0.958
0.10-0.33 Gyr -5.365 -2.755 -1.318
0.33-1.07 Gyr -6.519 -3.539 -1.585
1.07-3.50 Gyr -4.861 -2.710 -1.118
3.50-11.46 Gyr -2.298 -1.190 0.620
11.46-12.73 Gyr 2.079 2.194 2.228