2026fnu results

Information

Transient
Name:AT2026fnu
Right ascension: 21h21m52.97s
Declination:0d01m50.09s
Discovery Date:March 12, 2026, 1:09 p.m.
Classification:None
Redshift:None
MW E(B-V):0.048
Host
Name:1155319
Right ascension: 21h21m52.80s
Declination:0d01m50.09s
Redshift:None
Photometric Redshift:0.062
 

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 19.39
Transient MWEBV processed 0.04
Host match processed 4.35
Host information processed 0.1
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 6.41
Validate global photometry processed 19.07
Global host SED inference processed 622.86
Local aperture photometry processed 6.51
Validate local photometry processed 0.03
Local host SED inference processed 456.66
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h21m52.97s, 0d01m50.09s
semi major axis, semi minor axis (arcsec):1.67, 1.67
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 11.5 1.78 21.249 0.168 AB
SDSS_g 37.02 1.67 19.979 0.049 AB
DES_g 37.19 0.22 19.974 0.006 AB
PanSTARRS_g 34.59 0.39 20.053 0.012 AB
SDSS_r 59.11 2.17 19.471 0.040 AB
PanSTARRS_r 53.94 0.52 19.570 0.010 AB
DES_r 62.66 0.35 19.408 0.006 AB
SDSS_i 79.02 2.73 19.156 0.037 AB
PanSTARRS_i 70.16 0.49 19.285 0.008 AB
PanSTARRS_z 77.12 1.31 19.182 0.018 AB
SDSS_z 87.3 7.19 19.047 0.089 AB
DES_z 91.0 2.73 19.002 0.033 AB
PanSTARRS_y 84.66 2.6 19.081 0.033 AB

Aperture details

RA, DEC (J2000):21h21m52.82s, 0d01m50.05s
semi major axis, semi minor axis (arcsec):8.98, 6.35
angle (degrees, anti-clockwise from east):-133.99
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 22.7 0.99 20.510 0.047 AB
GALEX_NUV 35.79 0.77 20.016 0.023 AB
SDSS_u 99.63 7.65 18.904 0.083 AB
SDSS_g 228.04 4.7 18.005 0.022 AB
DES_g 225.87 0.63 18.015 0.003 AB
PanSTARRS_g 239.13 1.7 17.953 0.008 AB
SDSS_r 351.89 6.28 17.534 0.019 AB
PanSTARRS_r 364.38 2.25 17.496 0.007 AB
DES_r 367.85 0.97 17.486 0.003 AB
SDSS_i 463.19 8.75 17.236 0.021 AB
PanSTARRS_i 472.52 2.17 17.214 0.005 AB
PanSTARRS_z 489.01 5.82 17.177 0.013 AB
SDSS_z 675.84 31.44 16.825 0.051 AB
DES_z 495.0 7.07 17.163 0.016 AB
PanSTARRS_y 570.44 11.61 17.009 0.022 AB
2MASS_J 654.34 175.36 15.966 0.291 Vega
2MASS_H 467.86 274.15 15.857 0.636 Vega
2MASS_K 687.11 305.67 14.970 0.483 Vega
WISE_W1 261.92 15.8 15.156 0.066 Vega
WISE_W2 156.38 20.17 15.076 0.140 Vega
WISE_W3 599.36 115.83 11.782 0.210 Vega
WISE_W4 941.56 552.45 9.845 0.637 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.767 8.937 9.080
{\rm log}_{10}({\rm SFR}) -1.615 -1.039 -0.436
{\rm log}_{10}({\rm sSFR}) -10.596 -9.979 -9.284
{\rm stellar\ age} 2.550 5.428 7.036

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.651 -1.093 -0.553
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.715 -0.386 0.269

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.219 0.522 0.890
\delta -0.719 -0.341 0.020
\tau_1/\tau_2 0.763 1.094 1.410
Q_{PAH} 1.026 3.191 5.390
U_{min} 2.953 8.052 14.836
{\rm log}_{10}(\gamma_e)\, -2.881 -1.873 -0.724

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.042 -1.212 -0.383
{\rm log}_{10}(\tau_{AGN})\, 0.952 1.441 1.934

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.621 -1.189 -0.867
0.03-0.10 Gyr -1.855 -1.018 -0.322
0.10-0.33 Gyr -1.420 -0.708 -0.125
0.33-1.08 Gyr -1.369 -0.801 -0.415
1.08-3.54 Gyr -1.540 -0.936 -0.687
3.54-11.64 Gyr -1.935 -1.114 -0.825
11.64-12.93 Gyr -2.170 -1.170 -0.619

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.807 9.894 10.030
{\rm log}_{10}({\rm SFR}) 0.063 0.286 0.573
{\rm log}_{10}({\rm sSFR}) -9.854 -9.604 -9.349
{\rm stellar\ age} 7.238 8.216 11.624

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.669 -1.279 -0.934
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.224 0.375 0.461

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.143 0.212 0.324
\delta -0.885 -0.684 -0.434
\tau_1/\tau_2 0.507 0.972 1.425
Q_{PAH} 0.428 1.077 2.120
U_{min} 3.273 8.710 15.971
{\rm log}_{10}(\gamma_e)\, -3.118 -2.005 -1.158

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.980 -2.674 -1.981
{\rm log}_{10}(\tau_{AGN})\, 1.058 1.445 1.819

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.303 -0.740 -0.493
0.03-0.10 Gyr 0.207 0.436 0.729
0.10-0.33 Gyr -3.144 -0.871 -0.132
0.33-1.08 Gyr -4.031 -1.002 -0.471
1.08-3.54 Gyr -3.192 -0.906 -0.316
3.54-11.64 Gyr -0.965 -0.030 0.135
11.64-12.93 Gyr -0.288 0.381 1.127