2026ayy results

Information

Transient
Name:AT2026ayy
Right ascension: 9h27m40.15s
Declination:-24d13m58.43s
Discovery Date:Jan. 21, 2026, 2:22 p.m.
Classification:None
Redshift:None
MW E(B-V):0.070
Host
Name:26836
Right ascension: 9h27m41.05s
Declination:-24d14m02.36s
Redshift:0.032333
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
GALEX_NUV
GALEX_FUV
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 4.47
Transient MWEBV processed 0.06
Host match processed 4.55
Host information processed 0.13
Host MWEBV processed 0.09
Global aperture construction processed 0.65
Global aperture photometry processed 3.89
Validate global photometry processed 10.96
Global host SED inference processed 520.1
Local aperture photometry processed 3.71
Validate local photometry processed 0.02
Local host SED inference processed 491.19
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):9h27m40.15s, -24d13m58.43s
semi major axis, semi minor axis (arcsec):3.1, 3.1
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 59.21 0.81 19.469 0.015 AB
PanSTARRS_r 86.46 0.94 19.058 0.012 AB
PanSTARRS_i 106.44 1.1 18.832 0.011 AB
PanSTARRS_z 109.53 2.61 18.801 0.026 AB
PanSTARRS_y 124.01 5.48 18.666 0.048 AB
2MASS_J 264.51 85.0 16.949 0.349 Vega
2MASS_H 324.54 113.27 16.254 0.379 Vega
2MASS_K 189.54 144.24 16.368 0.826 Vega

Aperture details

RA, DEC (J2000):9h27m41.09s, -24d14m02.68s
semi major axis, semi minor axis (arcsec):29.15, 23.85
angle (degrees, anti-clockwise from east):-53.98
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 2860.56 6.75 15.259 0.003 AB
PanSTARRS_y 7165.41 46.71 14.262 0.007 AB
2MASS_J 8470.5 725.77 13.185 0.093 Vega
2MASS_K 6752.13 1232.81 12.489 0.198 Vega
WISE_W1 4474.52 58.35 12.074 0.014 Vega
WISE_W3 11695.42 299.59 8.556 0.028 Vega
WISE_W4 14891.56 1852.13 6.848 0.135 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.439 8.615 8.722
{\rm log}_{10}({\rm SFR}) -2.051 -1.278 -0.807
{\rm log}_{10}({\rm sSFR}) -10.672 -9.925 -9.339
{\rm stellar\ age} 4.416 6.594 8.107

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.807 -1.494 -0.978
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.787 -1.010 0.156

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.134 0.420 0.701
\delta -0.551 -0.095 0.242
\tau_1/\tau_2 0.735 1.079 1.412
Q_{PAH} 0.962 2.916 5.189
U_{min} 2.798 7.654 14.920
{\rm log}_{10}(\gamma_e)\, -3.148 -2.071 -0.971

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.104 -1.214 -0.390
{\rm log}_{10}(\tau_{AGN})\, 1.091 1.542 1.993

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.354 -1.700 -1.276
0.03-0.10 Gyr -2.072 -1.209 -0.689
0.10-0.33 Gyr -1.891 -1.204 -0.671
0.33-1.10 Gyr -2.081 -1.417 -1.036
1.10-3.62 Gyr -1.984 -1.413 -1.141
3.62-11.99 Gyr -1.898 -1.352 -1.135
11.99-13.32 Gyr -2.067 -1.359 -0.810

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.101 10.379 10.539
{\rm log}_{10}({\rm SFR}) -0.249 0.295 0.909
{\rm log}_{10}({\rm sSFR}) -10.645 -10.123 -9.291
{\rm stellar\ age} 4.443 7.294 9.753

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.236 -0.671 -0.322
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.648 -1.190 -0.143

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.141 0.329 0.543
\delta -0.795 -0.258 0.164
\tau_1/\tau_2 0.474 0.917 1.363
Q_{PAH} 0.481 1.389 3.895
U_{min} 2.544 7.505 14.598
{\rm log}_{10}(\gamma_e)\, -3.519 -2.507 -1.548

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.157 -2.491 -1.607
{\rm log}_{10}(\tau_{AGN})\, 1.006 1.441 1.874

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.611 0.121 0.453
0.03-0.10 Gyr -0.595 0.318 1.041
0.10-0.33 Gyr -1.189 0.122 0.788
0.33-1.10 Gyr -1.638 -0.058 0.488
1.10-3.62 Gyr -1.235 0.138 0.560
3.62-11.99 Gyr -0.714 0.363 0.660
11.99-13.32 Gyr -0.628 0.481 1.319