2026byw results

Information

Transient
Name:AT2026byw
Right ascension: 3h07m47.26s
Declination:-17d16m26.42s
Discovery Date:Jan. 27, 2026, 3:22 a.m.
Classification:None
Redshift:None
MW E(B-V):0.040
Host
Name:
Right ascension: 3h07m47.26s
Declination:-17d16m25.96s
Redshift:None
Photometric Redshift:0.113
 

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: blocked

Task Name Status Time (s)
Cutout download processed 7.72
Transient MWEBV processed 0.09
Host match processed 6.2
Host information processed 0.17
Host MWEBV processed 0.05
Global aperture construction processed 0.63
Global aperture photometry processed 5.68
Validate global photometry processed 15.44
Global host SED inference processed 481.02
Local aperture photometry processed 5.66
Validate local photometry processed 0.02
Local host SED inference not enough filters 18.98
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

RA, DEC (J2000):3h07m47.26s, -17d16m26.42s
semi major axis, semi minor axis (arcsec):0.97, 0.97
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 192.13 1.89 18.191 0.011 AB

Aperture details

RA, DEC (J2000):3h07m47.24s, -17d16m25.79s
semi major axis, semi minor axis (arcsec):4.57, 3.0
angle (degrees, anti-clockwise from east):-87.18
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 0.61 0.35 24.429 0.610 AB
GALEX_NUV 0.86 0.39 24.064 0.494 AB
DES_g 97.31 0.37 18.930 0.004 AB
PanSTARRS_g 97.38 1.09 18.929 0.012 AB
PanSTARRS_r 222.68 1.29 18.031 0.006 AB
DES_r 245.26 0.61 17.926 0.003 AB
PanSTARRS_i 321.87 1.1 17.631 0.004 AB
PanSTARRS_z 431.58 2.7 17.312 0.007 AB
DES_z 462.65 3.04 17.237 0.007 AB
PanSTARRS_y 498.01 5.54 17.157 0.012 AB
2MASS_J 609.21 97.22 16.043 0.173 Vega
2MASS_H 770.4 141.53 15.316 0.199 Vega
2MASS_K 954.42 182.66 14.613 0.208 Vega
WISE_W1 281.82 10.84 15.076 0.042 Vega
WISE_W2 160.57 13.33 15.047 0.090 Vega
WISE_W3 -29.19 54.57 Vega
WISE_W4 -427.01 320.99 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.431 10.497 10.620
{\rm log}_{10}({\rm SFR}) -3.362 -0.934 -0.021
{\rm log}_{10}({\rm sSFR}) -13.816 -11.523 -10.472
{\rm stellar\ age} 6.999 8.081 11.565

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.430 -1.027 -0.748
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.538 -0.655 0.119

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.323 0.469 0.640
\delta -0.902 -0.717 -0.501
\tau_1/\tau_2 0.582 1.049 1.480
Q_{PAH} 1.073 2.665 4.758
U_{min} 3.448 9.649 17.550
{\rm log}_{10}(\gamma_e)\, -2.584 -1.474 -0.478

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.134 -2.764 -1.802
{\rm log}_{10}(\tau_{AGN})\, 1.099 1.577 1.922

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.012 -1.693 -0.632
0.03-0.10 Gyr -3.929 -0.906 0.107
0.10-0.32 Gyr -3.703 -0.904 0.073
0.32-1.05 Gyr -4.086 -1.171 -0.070
1.05-3.41 Gyr -3.110 -0.642 0.366
3.41-11.06 Gyr -1.292 0.573 0.790
11.06-12.29 Gyr -0.171 1.050 1.776