2026bta results

Information

Transient
Name:AT2026bta
Right ascension: 15h52m27.37s
Declination:67d45m36.54s
Discovery Date:Jan. 28, 2026, 9:06 a.m.
Classification:None
Redshift:None
MW E(B-V):0.029
Host
Name:
Right ascension: 15h52m27.82s
Declination:67d45m46.28s
Redshift:None
Photometric Redshift:0.031
 

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 5.54
Transient MWEBV processed 0.05
Host match processed 5.39
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.62
Global aperture photometry processed 3.95
Validate global photometry processed 11.68
Global host SED inference processed 500.93
Local aperture photometry processed 3.77
Validate local photometry processed 0.02
Local host SED inference processed 482.35
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h52m27.37s, 67d45m36.54s
semi major axis, semi minor axis (arcsec):3.21, 3.21
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 110.68 0.93 18.790 0.009 AB
PanSTARRS_r 142.25 1.25 18.517 0.010 AB
PanSTARRS_i 152.64 1.36 18.441 0.010 AB
PanSTARRS_z 163.77 2.14 18.364 0.014 AB
PanSTARRS_y 189.86 5.51 18.204 0.031 AB
2MASS_J 200.3 78.14 17.251 0.424 Vega
2MASS_H 125.0 113.0 17.290 0.981 Vega
2MASS_K 160.89 143.09 16.546 0.966 Vega

Aperture details

RA, DEC (J2000):15h52m27.94s, 67d45m45.37s
semi major axis, semi minor axis (arcsec):22.43, 15.9
angle (degrees, anti-clockwise from east):-173.06
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 546.11 14.54 17.057 0.029 AB
PanSTARRS_g 2241.09 5.55 15.524 0.003 AB
PanSTARRS_r 3045.32 7.4 15.191 0.003 AB
PanSTARRS_y 4247.95 31.6 14.830 0.008 AB
2MASS_J 5494.6 463.77 13.655 0.092 Vega
2MASS_H 4689.72 670.36 13.355 0.155 Vega
2MASS_K 4478.19 849.53 12.934 0.206 Vega
WISE_W2 1573.75 29.43 12.569 0.020 Vega
WISE_W3 7352.76 110.68 9.060 0.016 Vega
WISE_W4 8870.96 712.8 7.410 0.087 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.257 8.526 8.710
{\rm log}_{10}({\rm SFR}) -1.647 -0.975 -0.421
{\rm log}_{10}({\rm sSFR}) -10.226 -9.507 -8.830
{\rm stellar\ age} 1.374 5.105 7.188

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.769 -1.197 -0.479
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.489 -0.850 0.011

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.127 0.352 0.655
\delta -0.620 -0.239 0.117
\tau_1/\tau_2 0.764 1.120 1.497
Q_{PAH} 0.770 2.474 5.140
U_{min} 3.068 8.461 15.366
{\rm log}_{10}(\gamma_e)\, -3.165 -1.628 -0.511

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.739 -1.572 -0.559
{\rm log}_{10}(\tau_{AGN})\, 1.118 1.576 1.987

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.580 -1.270 -1.005
0.03-0.10 Gyr -1.840 -0.888 -0.289
0.10-0.33 Gyr -1.828 -0.891 -0.453
0.33-1.10 Gyr -2.217 -1.250 -0.839
1.10-3.63 Gyr -2.701 -1.483 -1.097
3.63-12.01 Gyr -3.186 -1.662 -1.220
12.01-13.34 Gyr -3.132 -1.677 -1.020

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.552 9.811 10.008
{\rm log}_{10}({\rm SFR}) 0.141 0.638 1.031
{\rm log}_{10}({\rm sSFR}) -9.834 -9.203 -8.587
{\rm stellar\ age} 2.242 5.655 7.677

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.951 -0.487 -0.218
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.770 -0.628 0.340

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.130 0.280 0.466
\delta -0.546 -0.166 0.198
\tau_1/\tau_2 0.577 1.003 1.387
Q_{PAH} 0.516 1.303 2.632
U_{min} 2.591 7.724 14.972
{\rm log}_{10}(\gamma_e)\, -3.605 -2.946 -2.094

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.846 -2.385 -1.704
{\rm log}_{10}(\tau_{AGN})\, 0.965 1.402 1.806

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.649 -0.141 0.326
0.03-0.10 Gyr 0.160 0.766 1.184
0.10-0.33 Gyr -0.839 0.244 0.735
0.33-1.10 Gyr -1.435 -0.158 0.240
1.10-3.63 Gyr -1.462 -0.225 0.118
3.63-12.01 Gyr -1.660 -0.311 0.073
12.01-13.34 Gyr -1.721 -0.250 0.405