2026bku results

Information

Transient
Name:SN2026bku
Right ascension: 7h44m54.55s
Declination:-0d03m27.22s
Discovery Date:Jan. 15, 2026, 10:38 p.m.
Classification:SN Ib
Redshift:0.027696
MW E(B-V):0.044
Host
Name:21705
Right ascension: 7h44m53.79s
Declination:-0d03m25.13s
Redshift:0.027616
Photometric Redshift:None
 

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_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.4
Transient MWEBV processed 0.11
Host match processed 4.62
Host information processed 0.17
Host MWEBV processed 0.04
Global aperture construction processed 4.08
Global aperture photometry processed 4.19
Validate global photometry processed 12.36
Global host SED inference processed 445.98
Local aperture photometry processed 4.12
Validate local photometry processed 0.02
Local host SED inference processed 619.87
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):7h44m54.55s, -0d03m27.22s
semi major axis, semi minor axis (arcsec):3.61, 3.61
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 887.19 1.03 16.530 0.001 AB
PanSTARRS_r 1288.52 1.49 16.125 0.001 AB
PanSTARRS_i 1506.99 1.67 15.955 0.001 AB
PanSTARRS_z 1683.08 2.79 15.835 0.002 AB
PanSTARRS_y 1910.23 6.33 15.697 0.004 AB
2MASS_J 2316.4 91.48 14.593 0.043 Vega
2MASS_H 2702.57 142.06 13.953 0.057 Vega
2MASS_K 2359.4 169.51 13.630 0.078 Vega

Aperture details

RA, DEC (J2000):7h44m54.12s, -0d03m25.46s
semi major axis, semi minor axis (arcsec):38.52, 13.47
angle (degrees, anti-clockwise from east):-90.48
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 828.93 21.95 16.604 0.029 AB
GALEX_NUV 1080.27 14.86 16.316 0.015 AB
PanSTARRS_g 7988.81 5.64 14.144 0.001 AB
PanSTARRS_r 11822.13 8.31 13.718 0.001 AB
PanSTARRS_i 14005.63 10.04 13.534 0.001 AB
PanSTARRS_z 15422.5 17.0 13.430 0.001 AB
PanSTARRS_y 17582.56 39.46 13.287 0.002 AB
WISE_W3 44544.3 363.65 7.104 0.009 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.305 9.534 9.701
{\rm log}_{10}({\rm SFR}) -0.686 -0.220 0.265
{\rm log}_{10}({\rm sSFR}) -10.332 -9.775 -9.156
{\rm stellar\ age} 2.732 6.066 8.048

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.385 -0.807 -0.431
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.849 -1.518 0.017

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.161 0.412 0.679
\delta -0.640 -0.200 0.217
\tau_1/\tau_2 0.677 1.040 1.387
Q_{PAH} 0.521 1.767 4.277
U_{min} 2.794 8.072 15.205
{\rm log}_{10}(\gamma_e)\, -3.361 -2.346 -1.142

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.961 -1.706 -0.921
{\rm log}_{10}(\tau_{AGN})\, 0.905 1.320 1.818

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.836 -0.480 -0.197
0.03-0.10 Gyr -0.904 -0.147 0.391
0.10-0.33 Gyr -0.890 -0.158 0.319
0.33-1.10 Gyr -1.041 -0.377 -0.005
1.10-3.64 Gyr -1.291 -0.460 -0.106
3.64-12.05 Gyr -1.620 -0.518 -0.206
12.05-13.39 Gyr -1.549 -0.485 0.140

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.385 10.516 10.695
{\rm log}_{10}({\rm SFR}) 0.317 0.639 0.874
{\rm log}_{10}({\rm sSFR}) -10.306 -9.909 -9.595
{\rm stellar\ age} 2.663 5.811 7.981

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.126 -0.754 -0.416
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.815 -1.606 -0.245

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.152 0.475 0.771
\delta -0.242 0.187 0.338
\tau_1/\tau_2 0.501 0.895 1.276
Q_{PAH} 0.593 1.336 2.411
U_{min} 2.563 7.084 13.295
{\rm log}_{10}(\gamma_e)\, -3.536 -2.853 -2.059

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.709 -1.604 -1.007
{\rm log}_{10}(\tau_{AGN})\, 0.867 1.465 1.853

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.015 0.595 0.865
0.03-0.10 Gyr 0.126 0.643 0.957
0.10-0.33 Gyr 0.169 0.749 1.165
0.33-1.10 Gyr 0.218 0.858 1.211
1.10-3.64 Gyr 0.179 0.646 0.925
3.64-12.05 Gyr -0.372 0.445 0.804
12.05-13.39 Gyr -0.549 0.477 1.103