2026aasv results

Information

Transient
Name:AT2026aasv
Right ascension: 22h23m39.04s
Declination:-1d19m34.09s
Discovery Date:Sept. 6, 2026, 12:35 a.m.
Classification:None
Redshift:None
MW E(B-V):0.065
Host
Name:J222339.02-011932.88
Object ID:9906621033419775
Catalog Name:decals
Catalog Release:dr9
Right ascension: 22h23m39.02s
Declination:-1d19m32.88s
Redshift:None
Photometric Redshift:0.101
 
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 20.47
Transient MWEBV processed 0.13
Host match processed 5.88
Host information processed 0.14
Host MWEBV processed 0.13
Host spectrum download processed 0.07
Global aperture construction processed 0.74
Global aperture photometry processed 7.75
Validate global photometry processed 20.05
Global host SED inference processed 363.06
Local aperture photometry processed 8.02
Validate local photometry processed 0.03
Local host SED inference processed 377.17
 

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})\, 8.707 9.066 9.239
{\rm log}_{10}({\rm SFR}) -1.001 -0.504 0.028
{\rm log}_{10}({\rm sSFR}) -10.141 -9.550 -8.736
{\rm stellar\ age} 1.864 5.868 7.378

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.648 -1.047 -0.372
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.484 -0.545 0.194

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.212 0.537 1.034
\delta -0.486 -0.035 0.283
\tau_1/\tau_2 0.639 0.941 1.255
Q_{PAH} 0.689 1.948 4.072
U_{min} 2.886 8.269 15.366
{\rm log}_{10}(\gamma_e)\, -2.870 -1.710 -0.644

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.121 -2.134 -0.367
{\rm log}_{10}(\tau_{AGN})\, 1.060 1.437 1.841

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.038 -0.443 0.009
0.03-0.10 Gyr -1.300 -0.639 0.002
0.10-0.33 Gyr -1.557 -0.837 -0.268
0.33-1.06 Gyr -1.840 -1.017 -0.579
1.06-3.44 Gyr -2.097 -0.958 -0.637
3.44-11.20 Gyr -2.334 -0.924 -0.612
11.20-12.44 Gyr -2.503 -0.939 -0.373

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.751 9.852 9.950
{\rm log}_{10}({\rm SFR}) -0.712 -0.245 0.119
{\rm log}_{10}({\rm sSFR}) -10.592 -10.141 -9.740
{\rm stellar\ age} 4.738 6.385 7.493

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.279 -0.906 -0.590
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.507 -0.729 -0.006

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.077 0.163 0.320
\delta -0.658 -0.228 0.162
\tau_1/\tau_2 0.693 0.983 1.265
Q_{PAH} 0.600 1.677 3.476
U_{min} 2.904 8.473 16.097
{\rm log}_{10}(\gamma_e)\, -2.893 -1.810 -0.769

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.465 -3.500 -2.301
{\rm log}_{10}(\tau_{AGN})\, 1.122 1.579 1.962

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.304 -0.567 -0.253
0.03-0.10 Gyr -0.723 -0.177 0.246
0.10-0.33 Gyr -0.739 -0.269 0.094
0.33-1.06 Gyr -0.655 -0.202 0.136
1.06-3.44 Gyr -0.439 -0.065 0.181
3.44-11.20 Gyr -0.431 -0.040 0.139
11.20-12.44 Gyr -0.790 -0.044 0.395
 

Aperture Photometry


Aperture details

RA, DEC (J2000):22h23m39.04s, -1d19m34.09s
semi major axis, semi minor axis (arcsec):1.08, 1.08
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 25.57 0.18 20.381 0.008 AB
DES_i 33.02 0.21 20.103 0.007 AB
PanSTARRS_z 28.11 0.87 20.278 0.033 AB
DES_z 38.75 0.42 19.929 0.012 AB
PanSTARRS_y 37.89 2.02 19.954 0.058 AB

Aperture details

RA, DEC (J2000):22h23m39.01s, -1d19m32.70s
semi major axis, semi minor axis (arcsec):5.91, 3.75
angle (degrees, anti-clockwise from east):280.87
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 57.39 5.64 19.503 0.107 AB
SDSS_g 89.1 2.81 19.025 0.034 AB
DES_g 90.04 0.27 19.014 0.003 AB
PanSTARRS_g 89.85 1.29 19.016 0.016 AB
SDSS_r 146.87 3.84 18.483 0.028 AB
PanSTARRS_r 141.8 1.28 18.521 0.010 AB
DES_r 154.42 0.51 18.428 0.004 AB
SDSS_i 184.69 5.18 18.234 0.030 AB
PanSTARRS_i 182.91 1.35 18.244 0.008 AB
DES_i 200.19 0.56 18.146 0.003 AB
PanSTARRS_z 219.56 3.71 18.046 0.018 AB
SDSS_z 240.88 14.72 17.946 0.066 AB
DES_z 230.43 1.11 17.994 0.005 AB
PanSTARRS_y 257.96 8.7 17.871 0.037 AB
2MASS_J 178.08 118.24 17.379 0.721 Vega
2MASS_H 648.32 191.79 15.503 0.321 Vega
2MASS_K 190.65 202.69 16.362 1.154 Vega
WISE_W1 116.13 10.35 16.039 0.097 Vega
WISE_W2 62.26 12.5 16.076 0.218 Vega
WISE_W3 231.0 70.73 12.817 0.332 Vega
WISE_W4 795.3 495.99 10.029 0.677 Vega