2026ytt results

Information

Transient
Name:AT2026ytt
Right ascension: 2h47m50.19s
Declination:-3d14m56.31s
Discovery Date:Aug. 12, 2026, 2:34 p.m.
Classification:None
Redshift:None
MW E(B-V):0.027
Host
Name:J024750.19-031501.73
Object ID:9906620201505045
Catalog Name:decals
Catalog Release:dr9
Right ascension: 2h47m50.19s
Declination:-3d15m01.73s
Redshift:None
Photometric Redshift:0.122
 

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_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 23.79
Transient MWEBV processed 0.14
Host match processed 8.16
Host information processed 0.2
Host MWEBV processed 0.11
Host spectrum download not processed None
Global aperture construction processed 0.72
Global aperture photometry processed 7.53
Validate global photometry processed 19.49
Global host SED inference processed 443.16
Local aperture photometry processed 6.98
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution


 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.358 10.406 10.518
{\rm log}_{10}({\rm SFR}) 0.136 0.394 0.654
{\rm log}_{10}({\rm sSFR}) -10.300 -10.028 -9.789
{\rm stellar\ age} 7.050 7.656 11.062

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.200 -0.755 -0.505
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.593 -0.148 0.284

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.223 0.363 0.545
\delta -0.318 -0.078 0.111
\tau_1/\tau_2 0.719 1.131 1.513
Q_{PAH} 0.358 1.112 2.591
U_{min} 2.429 7.904 15.970
{\rm log}_{10}(\gamma_e)\, -3.548 -2.904 -1.783

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.151 -1.602 -1.289
{\rm log}_{10}(\tau_{AGN})\, 0.992 1.261 1.575

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.780 -0.105 0.121
0.03-0.10 Gyr 0.228 0.515 0.791
0.10-0.32 Gyr -2.814 -0.157 0.317
0.32-1.05 Gyr -3.655 -0.575 -0.062
1.05-3.39 Gyr -3.284 -0.435 0.153
3.39-10.97 Gyr -0.270 0.590 0.715
10.97-12.19 Gyr 0.135 0.830 1.649
 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):2h47m50.19s, -3d15m01.31s
semi major axis, semi minor axis (arcsec):9.16, 6.48
angle (degrees, anti-clockwise from east):200.42
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 20.82 0.9 20.604 0.047 AB
GALEX_NUV 31.46 0.72 20.155 0.025 AB
SDSS_u 75.41 6.21 19.206 0.089 AB
SDSS_g 194.09 4.63 18.180 0.026 AB
DES_g 209.41 0.67 18.097 0.003 AB
PanSTARRS_g 200.98 1.85 18.142 0.010 AB
SDSS_r 374.13 6.61 17.467 0.019 AB
PanSTARRS_r 358.53 1.95 17.514 0.006 AB
DES_r 406.85 1.03 17.376 0.003 AB
SDSS_i 524.44 8.89 17.101 0.018 AB
PanSTARRS_i 513.94 2.36 17.123 0.005 AB
DES_i 556.2 2.1 17.037 0.004 AB
PanSTARRS_z 624.03 5.16 16.912 0.009 AB
SDSS_z 557.93 25.51 17.034 0.050 AB
DES_z 664.7 3.56 16.843 0.006 AB
PanSTARRS_y 646.74 15.33 16.873 0.026 AB
2MASS_J 723.93 198.56 15.856 0.298 Vega
2MASS_H 1486.02 302.22 14.602 0.221 Vega
2MASS_K 1218.77 349.32 14.347 0.311 Vega
WISE_W1 499.22 14.0 14.455 0.030 Vega
WISE_W2 394.55 21.09 14.071 0.058 Vega
WISE_W3 1021.11 76.96 11.203 0.082 Vega
WISE_W4 516.16 342.93 10.498 0.721 Vega