2026bsw results

Information

Transient
Name:AT2026bsw
Right ascension: 2h08m42.92s
Declination:-27d39m29.10s
Discovery Date:Jan. 29, 2026, 6:25 a.m.
Classification:None
Redshift:None
MW E(B-V):0.015
Host
Name:751718
Right ascension: 2h08m43.04s
Declination:-27d39m28.64s
Redshift:0.079613
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
DES_g
DES_r
DES_z
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 7.52
Transient MWEBV processed 0.07
Host match processed 5.12
Host information processed 0.12
Host MWEBV processed 0.11
Global aperture construction processed 0.67
Global aperture photometry processed 4.89
Validate global photometry processed 14.71
Global host SED inference processed 434.75
Local aperture photometry processed 4.71
Validate local photometry processed 0.02
Local host SED inference processed 433.69
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):2h08m42.92s, -27d39m29.10s
semi major axis, semi minor axis (arcsec):1.33, 1.33
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 78.97 0.26 19.156 0.004 AB
PanSTARRS_g 80.58 0.41 19.134 0.006 AB
PanSTARRS_r 143.5 0.66 18.508 0.005 AB
DES_r 160.86 0.46 18.384 0.003 AB
PanSTARRS_i 226.97 0.53 18.010 0.003 AB
PanSTARRS_z 261.77 1.17 17.855 0.005 AB
DES_z 269.03 1.94 17.825 0.008 AB
PanSTARRS_y 302.91 3.21 17.697 0.011 AB

Aperture details

RA, DEC (J2000):2h08m43.02s, -27d39m28.31s
semi major axis, semi minor axis (arcsec):7.82, 5.79
angle (degrees, anti-clockwise from east):-33.69
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 44.94 5.3 19.768 0.128 AB
GALEX_NUV 60.08 3.64 19.453 0.066 AB
DES_g 513.94 0.72 17.123 0.002 AB
PanSTARRS_g 505.49 1.85 17.141 0.004 AB
PanSTARRS_r 886.35 3.13 16.531 0.004 AB
DES_r 1013.07 1.21 16.386 0.001 AB
PanSTARRS_i 1279.97 2.46 16.132 0.002 AB
PanSTARRS_z 1519.41 5.6 15.946 0.004 AB
DES_z 1666.15 5.01 15.846 0.003 AB
PanSTARRS_y 1758.46 15.99 15.787 0.010 AB
2MASS_J 2271.74 179.88 14.614 0.086 Vega
2MASS_H 2642.32 298.21 13.977 0.123 Vega
2MASS_K 3225.99 345.03 13.291 0.116 Vega
WISE_W1 1090.56 17.76 13.607 0.018 Vega
WISE_W2 657.73 20.51 13.516 0.034 Vega
WISE_W3 728.84 78.91 11.569 0.118 Vega
WISE_W4 868.09 469.46 9.934 0.587 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.739 9.894 10.008
{\rm log}_{10}({\rm SFR}) -0.852 -0.353 0.385
{\rm log}_{10}({\rm sSFR}) -10.754 -10.183 -9.424
{\rm stellar\ age} 4.980 7.098 9.153

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.690 -1.176 -0.660
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.692 -0.175 0.267

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.463 0.823 1.138
\delta -0.694 -0.460 -0.210
\tau_1/\tau_2 0.685 1.055 1.422
Q_{PAH} 0.550 2.301 4.631
U_{min} 2.684 7.445 14.323
{\rm log}_{10}(\gamma_e)\, -3.467 -2.616 -1.171

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.783 -1.972 -0.543
{\rm log}_{10}(\tau_{AGN})\, 0.957 1.451 1.932

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.666 -0.347 -0.005
0.03-0.10 Gyr -1.193 -0.377 0.487
0.10-0.33 Gyr -1.441 -0.460 0.238
0.33-1.07 Gyr -1.629 -0.477 0.066
1.07-3.50 Gyr -1.301 -0.263 0.103
3.50-11.44 Gyr -0.626 -0.053 0.166
11.44-12.71 Gyr -0.730 0.073 0.782

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.667 10.731 10.791
{\rm log}_{10}({\rm SFR}) -0.088 0.170 0.470
{\rm log}_{10}({\rm sSFR}) -10.814 -10.565 -10.256
{\rm stellar\ age} 7.946 10.277 11.817

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.571 -0.429 -0.316
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.648 0.155 0.409

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.051 0.099 0.182
\delta -0.750 -0.370 -0.036
\tau_1/\tau_2 0.646 1.090 1.546
Q_{PAH} 0.653 1.842 3.873
U_{min} 2.539 7.403 14.082
{\rm log}_{10}(\gamma_e)\, -3.198 -2.378 -1.281

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.468 -3.571 -2.638
{\rm log}_{10}(\tau_{AGN})\, 1.012 1.502 1.915

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.516 -0.126 0.062
0.03-0.10 Gyr -0.107 0.261 0.603
0.10-0.33 Gyr -1.030 -0.153 0.217
0.33-1.07 Gyr -2.032 -0.623 -0.132
1.07-3.50 Gyr -2.001 -0.665 -0.038
3.50-11.44 Gyr -0.513 0.593 0.929
11.44-12.71 Gyr 0.927 1.678 1.914