2026bti results

Information

Transient
Name:SN2026bti
Right ascension: 14h02m46.41s
Declination:24d49m36.22s
Discovery Date:Jan. 28, 2026, 11:41 a.m.
Classification:SN IIn
Redshift:0.064000
MW E(B-V):0.016
Host
Name:J140246.45+244935.38
Right ascension: 14h02m46.45s
Declination:24d49m35.38s
Redshift:None
Photometric Redshift:0.080
 

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 17.37
Transient MWEBV processed 0.06
Host match processed 6.96
Host information processed 0.17
Host MWEBV processed 0.05
Global aperture construction processed 0.61
Global aperture photometry processed 6.72
Validate global photometry processed 18.79
Global host SED inference processed 399.59
Local aperture photometry processed 6.79
Validate local photometry processed 0.03
Local host SED inference processed 455.95
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):14h02m46.41s, 24d49m36.22s
semi major axis, semi minor axis (arcsec):1.63, 1.63
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 25.67 1.75 20.376 0.074 AB
SDSS_g 62.0 2.08 19.419 0.036 AB
DES_g 60.28 0.48 19.450 0.009 AB
PanSTARRS_g 68.19 0.45 19.316 0.007 AB
SDSS_r 85.26 2.48 19.073 0.032 AB
PanSTARRS_r 83.43 0.55 19.097 0.007 AB
DES_r 99.92 1.08 18.901 0.012 AB
SDSS_i 112.17 2.92 18.775 0.028 AB
PanSTARRS_i 126.75 0.66 18.643 0.006 AB
PanSTARRS_z 121.73 1.07 18.686 0.010 AB
SDSS_z 107.95 4.93 18.817 0.050 AB
DES_z 112.67 2.98 18.771 0.029 AB
PanSTARRS_y 124.62 2.81 18.661 0.024 AB

Aperture details

RA, DEC (J2000):14h02m46.44s, 24d49m35.63s
semi major axis, semi minor axis (arcsec):6.0, 4.62
angle (degrees, anti-clockwise from east):-126.27
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 13.79 3.99 21.051 0.315 AB
GALEX_NUV 33.99 3.91 20.071 0.125 AB
SDSS_u 45.48 4.38 19.755 0.105 AB
SDSS_g 164.28 3.57 18.361 0.024 AB
DES_g 165.57 0.86 18.353 0.006 AB
PanSTARRS_g 166.79 1.35 18.345 0.009 AB
SDSS_r 232.82 4.5 17.982 0.021 AB
PanSTARRS_r 228.46 1.69 18.003 0.008 AB
DES_r 265.08 1.91 17.842 0.008 AB
SDSS_i 298.47 5.52 17.713 0.020 AB
PanSTARRS_i 304.61 2.02 17.691 0.007 AB
PanSTARRS_z 313.75 3.36 17.659 0.012 AB
SDSS_z 359.43 14.36 17.511 0.043 AB
DES_z 332.59 5.34 17.595 0.017 AB
PanSTARRS_y 359.48 8.94 17.511 0.027 AB
2MASS_J 399.31 125.39 16.502 0.341 Vega
2MASS_H 307.96 191.98 16.311 0.677 Vega
2MASS_K 338.14 237.45 15.739 0.762 Vega
WISE_W1 174.03 9.7 15.599 0.060 Vega
WISE_W2 110.2 12.52 15.456 0.123 Vega
WISE_W3 407.52 58.35 12.201 0.155 Vega
WISE_W4 553.42 374.14 10.422 0.734 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.153 9.270 9.372
{\rm log}_{10}({\rm SFR}) -1.117 -0.666 -0.251
{\rm log}_{10}({\rm sSFR}) -10.413 -9.930 -9.484
{\rm stellar\ age} 5.539 7.118 8.785

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.787 -1.412 -0.977
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.904 -1.596 0.164

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.131 0.413 0.742
\delta -0.498 -0.033 0.251
\tau_1/\tau_2 0.723 1.072 1.423
Q_{PAH} 0.453 1.651 4.430
U_{min} 2.693 7.364 14.184
{\rm log}_{10}(\gamma_e)\, -3.309 -2.449 -1.097

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.292 -1.107 -0.083
{\rm log}_{10}(\tau_{AGN})\, 1.069 1.425 1.901

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.937 -0.654 -0.341
0.03-0.10 Gyr -1.326 -0.689 -0.202
0.10-0.33 Gyr -1.606 -0.905 -0.370
0.33-1.07 Gyr -1.169 -0.603 -0.241
1.07-3.50 Gyr -1.178 -0.672 -0.412
3.50-11.44 Gyr -1.399 -0.745 -0.476
11.44-12.71 Gyr -1.573 -0.768 -0.252
0.33-1.08 Gyr -1.709 -1.026 -0.540
1.08-3.54 Gyr -1.420 -0.805 -0.537
3.54-11.62 Gyr -0.951 -0.646 -0.468
11.62-12.91 Gyr -1.081 -0.533 0.052

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.516 9.595 9.683
{\rm log}_{10}({\rm SFR}) -0.747 -0.541 -0.313
{\rm log}_{10}({\rm sSFR}) -10.374 -10.142 -9.915
{\rm stellar\ age} 5.669 6.674 7.749

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.257 -0.925 -0.679
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.641 0.118 0.383

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.101 0.190 0.319
\delta -0.509 -0.097 0.202
\tau_1/\tau_2 0.946 1.277 1.582
Q_{PAH} 0.657 1.603 3.177
U_{min} 2.675 7.699 14.671
{\rm log}_{10}(\gamma_e)\, -2.647 -1.742 -0.785

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.115 -2.933 -2.005
{\rm log}_{10}(\tau_{AGN})\, 0.992 1.454 1.895

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.733 -0.605 -0.476
0.03-0.10 Gyr -0.809 -0.509 -0.229
0.10-0.33 Gyr -0.568 -0.298 -0.075
0.33-1.07 Gyr -0.269 -0.035 0.150
1.07-3.50 Gyr -0.356 -0.139 0.042
3.50-11.44 Gyr -0.370 -0.170 -0.017
11.44-12.71 Gyr -0.678 -0.170 0.261
0.33-1.08 Gyr -0.614 -0.337 -0.139
1.08-3.54 Gyr -0.601 -0.356 -0.167
3.54-11.62 Gyr -0.484 -0.307 -0.157
11.62-12.91 Gyr -0.734 -0.271 0.164