2026aczn results

Information

Transient
Name:AT2026aczn
Right ascension: 9h57m32.40s
Declination:11d58m30.71s
Discovery Date:Sept. 24, 2026, 12:41 p.m.
Classification:None
Redshift:None
MW E(B-V):0.026
Host
Name:J095732.29+115838.06
Object ID:9906625957134775
Catalog Name:decals
Catalog Release:dr9
Right ascension: 9h57m32.29s
Declination:11d58m38.06s
Redshift:0.074574
Photometric Redshift:None
 

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: completed

Task Name Status Time (s)
Cutout download processed 21.96
Transient MWEBV processed 0.12
Host match processed 5.04
Host information processed 0.04
Host MWEBV processed 0.15
Host spectrum download processed 0.11
Global aperture construction processed 0.66
Global aperture photometry processed 7.72
Validate global photometry processed 21.08
Global host SED inference processed 327.31
Local aperture photometry processed 7.43
Validate local photometry processed 0.03
Local host SED inference processed 411.32
 

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})\, 8.325 8.571 8.748
{\rm log}_{10}({\rm SFR}) -1.508 -0.820 0.069
{\rm log}_{10}({\rm sSFR}) -10.166 -9.383 -8.186
{\rm stellar\ age} 0.329 4.414 6.772

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.659 -0.968 -0.206
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.622 -0.791 0.136

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.187 0.631 1.322
\delta -0.301 0.082 0.304
\tau_1/\tau_2 0.676 1.013 1.355
Q_{PAH} 1.086 2.745 4.859
U_{min} 3.089 8.771 16.524
{\rm log}_{10}(\gamma_e)\, -2.956 -1.840 -0.589

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.141 -2.177 -0.275
{\rm log}_{10}(\tau_{AGN})\, 0.953 1.395 1.861

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.371 -1.152 -0.593
0.03-0.10 Gyr -1.630 -0.823 0.192
0.10-0.33 Gyr -1.913 -1.033 -0.387
0.33-1.07 Gyr -3.126 -1.295 -0.826
1.07-3.51 Gyr -4.192 -1.422 -1.050
3.51-11.49 Gyr -4.728 -1.689 -1.188
11.49-12.77 Gyr -5.111 -1.714 -1.015

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.710 10.769 10.828
{\rm log}_{10}({\rm SFR}) 0.188 0.397 0.627
{\rm log}_{10}({\rm sSFR}) -10.597 -10.361 -10.118
{\rm stellar\ age} 5.750 6.714 7.575

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.668 -0.463 -0.286
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.456 -0.592 0.107

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.127 0.213 0.335
\delta -0.409 -0.075 0.195
\tau_1/\tau_2 0.676 0.981 1.264
Q_{PAH} 1.926 3.474 5.378
U_{min} 2.278 6.938 14.536
{\rm log}_{10}(\gamma_e)\, -2.671 -1.581 -0.720

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.369 -3.424 -2.276
{\rm log}_{10}(\tau_{AGN})\, 1.137 1.589 1.986

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.026 0.277 0.495
0.03-0.10 Gyr 0.129 0.434 0.727
0.10-0.33 Gyr 0.208 0.564 0.869
0.33-1.07 Gyr 0.330 0.637 0.852
1.07-3.51 Gyr 0.592 0.858 1.063
3.51-11.49 Gyr 0.698 0.901 1.023
11.49-12.77 Gyr 0.381 0.848 1.269
 

Aperture Photometry


Aperture details

RA, DEC (J2000):9h57m32.40s, 11d58m30.71s
semi major axis, semi minor axis (arcsec):1.41, 1.41
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 14.82 0.22 20.973 0.016 AB
PanSTARRS_g 11.3 0.33 21.267 0.032 AB
SDSS_r 20.94 1.32 20.598 0.068 AB
PanSTARRS_r 16.54 0.44 20.854 0.029 AB
DES_r 23.78 0.44 20.460 0.020 AB
SDSS_i 29.87 1.75 20.212 0.064 AB
PanSTARRS_i 21.23 0.68 20.583 0.035 AB
DES_i 28.57 0.55 20.260 0.021 AB
PanSTARRS_z 24.16 0.88 20.442 0.040 AB
SDSS_z 29.64 4.35 20.220 0.159 AB
DES_z 31.25 1.15 20.163 0.040 AB
PanSTARRS_y 28.31 2.12 20.270 0.081 AB

Aperture details

RA, DEC (J2000):9h57m32.32s, 11d58m38.28s
semi major axis, semi minor axis (arcsec):18.34, 15.01
angle (degrees, anti-clockwise from east):235.73
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 107.72 12.27 18.819 0.124 AB
GALEX_NUV 156.31 2.11 18.415 0.015 AB
SDSS_u 238.95 11.24 17.954 0.051 AB
SDSS_g 1075.17 9.47 16.321 0.010 AB
DES_g 1138.11 2.09 16.260 0.002 AB
PanSTARRS_g 1130.83 3.89 16.267 0.004 AB
SDSS_r 1817.68 13.06 15.751 0.008 AB
PanSTARRS_r 1815.5 5.22 15.753 0.003 AB
DES_r 2015.14 4.27 15.639 0.002 AB
DES_i 2603.69 5.45 15.361 0.002 AB
PanSTARRS_z 2850.45 10.43 15.263 0.004 AB
SDSS_z 3211.73 50.76 15.133 0.017 AB
DES_z 3082.88 11.82 15.178 0.004 AB
PanSTARRS_y 3573.97 25.03 15.017 0.008 AB
2MASS_J 4078.35 316.39 13.979 0.084 Vega
2MASS_H 3843.95 536.37 13.570 0.151 Vega
2MASS_K 4474.87 560.47 12.935 0.136 Vega
WISE_W1 2141.71 36.51 12.874 0.019 Vega
WISE_W2 1287.93 43.06 12.786 0.036 Vega
WISE_W3 4168.41 223.44 9.676 0.058 Vega
WISE_W4 3578.07 1220.95 8.396 0.370 Vega