2026gia results

Information

Transient
Name:AT2026gia
Right ascension: 10h31m49.22s
Declination:16d20m56.04s
Discovery Date:Feb. 6, 2026, 3:46 p.m.
Classification:None
Redshift:None
MW E(B-V):0.024
Host
Name:J103149.30+162056.40
Object ID:9906627516761284
Catalog Name:decals
Catalog Release:dr9
Right ascension: 10h31m49.30s
Declination:16d20m56.40s
Redshift:None
Photometric Redshift:0.068
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 19.53
Transient MWEBV processed 0.04
Host match processed 5.37
Host information processed 0.14
Host MWEBV processed 0.05
Host spectrum download not processed None
Global aperture construction processed 0.65
Global aperture photometry processed 7.33
Validate global photometry processed 18.54
Global host SED inference processed 453.57
Local aperture photometry processed 7.18
Validate local photometry processed 0.03
Local host SED inference processed 436.08
 

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})\, 8.699 8.878 9.034
{\rm log}_{10}({\rm SFR}) -1.283 -0.786 -0.246
{\rm log}_{10}({\rm sSFR}) -10.263 -9.683 -9.109
{\rm stellar\ age} 1.489 4.508 6.275

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.489 -0.820 -0.258
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.683 -1.087 -0.058

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.097 0.299 0.630
\delta -0.705 -0.293 0.090
\tau_1/\tau_2 0.745 1.073 1.424
Q_{PAH} 0.913 2.788 5.335
U_{min} 3.015 8.001 14.687
{\rm log}_{10}(\gamma_e)\, -2.997 -1.836 -0.722

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.236 -0.790 -0.281
{\rm log}_{10}(\tau_{AGN})\, 0.921 1.444 1.957

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.301 -1.015 -0.740
0.03-0.10 Gyr -1.396 -0.724 -0.135
0.10-0.33 Gyr -1.051 -0.442 -0.007
0.33-1.08 Gyr -1.267 -0.671 -0.393
1.08-3.53 Gyr -1.895 -1.016 -0.712
3.53-11.57 Gyr -2.525 -1.279 -0.918
11.57-12.86 Gyr -2.596 -1.342 -0.762

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.136 9.380 9.578
{\rm log}_{10}({\rm SFR}) -0.419 0.185 0.611
{\rm log}_{10}({\rm sSFR}) -9.906 -9.249 -8.644
{\rm stellar\ age} 1.606 4.204 6.165

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.448 -0.895 -0.438
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.866 -1.239 0.222

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.191 0.325 0.545
\delta -0.726 -0.321 0.128
\tau_1/\tau_2 0.705 1.108 1.519
Q_{PAH} 0.882 1.990 3.988
U_{min} 2.905 7.652 14.551
{\rm log}_{10}(\gamma_e)\, -3.255 -2.295 -1.307

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.602 -2.198 -1.569
{\rm log}_{10}(\tau_{AGN})\, 0.862 1.158 1.657

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.751 -0.498 -0.253
0.03-0.10 Gyr -0.381 0.317 0.757
0.10-0.33 Gyr -0.451 0.214 0.550
0.33-1.08 Gyr -1.374 -0.332 0.100
1.08-3.53 Gyr -1.494 -0.549 -0.169
3.53-11.57 Gyr -2.090 -0.860 -0.415
11.57-12.86 Gyr -2.291 -0.879 -0.221
 

Aperture Photometry


Aperture details

RA, DEC (J2000):10h31m49.22s, 16d20m56.04s
semi major axis, semi minor axis (arcsec):1.54, 1.54
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 19.32 1.43 20.685 0.080 AB
SDSS_g 45.37 1.79 19.758 0.043 AB
DES_g 51.4 0.33 19.623 0.007 AB
PanSTARRS_g 46.11 0.3 19.740 0.007 AB
SDSS_r 63.38 2.14 19.395 0.037 AB
PanSTARRS_r 61.44 0.41 19.429 0.007 AB
DES_r 70.96 0.59 19.272 0.009 AB
SDSS_i 79.48 2.51 19.149 0.034 AB
PanSTARRS_i 77.02 0.42 19.183 0.006 AB
DES_i 88.44 1.08 19.033 0.013 AB
PanSTARRS_z 80.44 1.01 19.136 0.014 AB
SDSS_z 87.11 3.9 19.050 0.049 AB
DES_z 89.37 1.77 19.022 0.022 AB
PanSTARRS_y 84.9 2.16 19.078 0.028 AB

Aperture details

RA, DEC (J2000):10h31m49.29s, 16d20m56.75s
semi major axis, semi minor axis (arcsec):7.99, 5.66
angle (degrees, anti-clockwise from east):317.31
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 90.23 4.67 19.012 0.056 AB
SDSS_g 188.5 3.99 18.212 0.023 AB
DES_g 194.57 0.76 18.177 0.004 AB
PanSTARRS_g 191.9 1.21 18.192 0.007 AB
SDSS_r 243.27 4.77 17.935 0.021 AB
PanSTARRS_r 244.43 1.67 17.930 0.007 AB
DES_r 259.74 1.3 17.864 0.005 AB
SDSS_i 329.3 6.43 17.606 0.021 AB
PanSTARRS_i 299.86 1.74 17.708 0.006 AB
DES_i 316.09 2.38 17.650 0.008 AB
PanSTARRS_z 309.43 4.31 17.674 0.015 AB
SDSS_z 345.24 14.39 17.555 0.045 AB
DES_z 329.03 3.92 17.607 0.013 AB
PanSTARRS_y 324.39 9.31 17.622 0.031 AB
2MASS_J 218.68 132.34 17.156 0.657 Vega
2MASS_H 783.72 223.76 15.297 0.310 Vega
2MASS_K 180.8 236.25 16.419 1.419 Vega
WISE_W1 242.59 14.07 15.239 0.063 Vega
WISE_W2 169.46 18.87 14.988 0.121 Vega
WISE_W3 348.62 100.27 12.370 0.312 Vega
WISE_W4 565.43 560.7 10.399 1.077 Vega