2026gyy results

Information

Transient
Name:AT2026gyy
Right ascension: 12h42m12.52s
Declination:-5d47m39.06s
Discovery Date:March 22, 2026, 12:21 p.m.
Classification:None
Redshift:None
MW E(B-V):0.021
Host
Name:
Right ascension: 12h42m12.54s
Declination:-5d47m40.32s
Redshift:None
Photometric Redshift:0.025
 

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 19.29
Transient MWEBV processed 0.09
Host match processed 6.08
Host information processed 0.07
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 6.1
Validate global photometry processed 20.6
Global host SED inference processed 497.32
Local aperture photometry processed 5.77
Validate local photometry processed 0.03
Local host SED inference processed 666.9
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h42m12.52s, -5d47m39.06s
semi major axis, semi minor axis (arcsec):4.04, 4.04
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 71.57 4.0 19.263 0.061 AB
SDSS_g 161.54 3.54 18.379 0.024 AB
DES_g 162.48 0.69 18.373 0.005 AB
PanSTARRS_g 162.36 0.85 18.374 0.006 AB
SDSS_r 208.38 4.21 18.103 0.022 AB
PanSTARRS_r 215.42 1.26 18.067 0.006 AB
DES_r 229.84 1.42 17.996 0.007 AB
SDSS_i 269.73 5.45 17.823 0.022 AB
PanSTARRS_i 255.43 1.54 17.882 0.007 AB
PanSTARRS_z 281.33 2.36 17.777 0.009 AB
SDSS_z 286.7 13.03 17.756 0.049 AB
DES_z 279.27 3.78 17.785 0.015 AB
PanSTARRS_y 289.28 5.3 17.747 0.020 AB
2MASS_J 336.76 91.92 16.687 0.296 Vega
2MASS_H 124.5 136.21 17.294 1.188 Vega
2MASS_K 354.38 176.04 15.689 0.539 Vega

Aperture details

RA, DEC (J2000):12h42m12.52s, -5d47m40.11s
semi major axis, semi minor axis (arcsec):8.6, 5.26
angle (degrees, anti-clockwise from east):-156.09
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 31.74 4.09 20.146 0.140 AB
GALEX_NUV 47.83 3.08 19.701 0.070 AB
SDSS_u 104.2 6.29 18.855 0.066 AB
SDSS_g 214.07 4.41 18.074 0.022 AB
DES_g 216.91 0.87 18.059 0.004 AB
PanSTARRS_g 217.56 1.39 18.056 0.007 AB
SDSS_r 287.54 5.49 17.753 0.021 AB
PanSTARRS_r 289.44 2.06 17.746 0.008 AB
DES_r 306.59 1.75 17.684 0.006 AB
SDSS_i 375.43 7.63 17.464 0.022 AB
PanSTARRS_i 338.21 2.52 17.577 0.008 AB
PanSTARRS_z 386.4 3.89 17.432 0.011 AB
SDSS_z 408.37 21.17 17.372 0.056 AB
DES_z 372.39 4.7 17.472 0.014 AB
PanSTARRS_y 418.11 8.76 17.347 0.023 AB
2MASS_J 292.6 164.74 16.839 0.611 Vega
2MASS_H 384.65 243.12 16.070 0.686 Vega
2MASS_K 319.98 315.93 15.799 1.072 Vega
WISE_W1 154.94 19.84 15.726 0.139 Vega
WISE_W2 111.01 22.79 15.448 0.223 Vega
WISE_W3 15.6 89.96 15.744 6.263 Vega
WISE_W4 -229.09 542.88 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.531 8.700 8.807
{\rm log}_{10}({\rm SFR}) -2.056 -1.179 -0.433
{\rm log}_{10}({\rm sSFR}) -10.860 -9.904 -9.055
{\rm stellar\ age} 2.762 6.590 8.126

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.824 -1.545 -1.155
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.849 -1.400 -0.408

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.089 0.400 0.814
\delta -0.601 -0.176 0.203
\tau_1/\tau_2 0.676 1.075 1.459
Q_{PAH} 0.632 2.127 4.927
U_{min} 3.306 9.123 16.928
{\rm log}_{10}(\gamma_e)\, -3.243 -1.830 -0.626

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.566 -1.113 -0.390
{\rm log}_{10}(\tau_{AGN})\, 0.897 1.351 1.890

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.265 -2.234 -1.625
0.03-0.10 Gyr -2.002 -1.043 -0.278
0.10-0.33 Gyr -1.528 -0.914 -0.315
0.33-1.10 Gyr -2.855 -1.468 -1.017
1.10-3.65 Gyr -2.820 -1.429 -1.056
3.65-12.09 Gyr -2.871 -1.298 -1.049
12.09-13.43 Gyr -2.969 -1.358 -0.706

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.777 8.885 9.017
{\rm log}_{10}({\rm SFR}) -0.667 -0.403 -0.012
{\rm log}_{10}({\rm sSFR}) -9.589 -9.278 -8.917
{\rm stellar\ age} 6.667 7.757 11.595

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.745 -1.468 -1.145
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.211 0.063 0.398

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.179 0.269 0.402
\delta -0.839 -0.601 -0.367
\tau_1/\tau_2 0.448 0.932 1.419
Q_{PAH} 0.393 1.176 2.417
U_{min} 3.033 8.685 16.352
{\rm log}_{10}(\gamma_e)\, -3.361 -2.476 -1.330

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.137 -2.939 -2.014
{\rm log}_{10}(\tau_{AGN})\, 1.028 1.458 1.877

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.070 -2.760 -1.924
0.03-0.10 Gyr -0.506 -0.242 0.151
0.10-0.33 Gyr -3.850 -1.987 -0.959
0.33-1.10 Gyr -4.735 -2.005 -1.270
1.10-3.65 Gyr -4.533 -1.795 -1.149
3.65-12.09 Gyr -2.169 -1.099 -0.888
12.09-13.43 Gyr -1.905 -0.829 0.069