2026byr results

Information

Transient
Name:AT2026byr
Right ascension: 6h53m29.50s
Declination:66d18m35.12s
Discovery Date:Jan. 31, 2026, 3:54 a.m.
Classification:None
Redshift:None
MW E(B-V):0.032
Host
Name:
Right ascension: 6h53m29.55s
Declination:66d18m35.70s
Redshift:None
Photometric Redshift:0.099
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
GALEX_NUV
GALEX_FUV
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 15.25
Transient MWEBV processed 0.11
Host match processed 6.77
Host information processed 0.19
Host MWEBV processed 0.1
Global aperture construction processed 0.62
Global aperture photometry processed 5.22
Validate global photometry processed 14.95
Global host SED inference processed 417.4
Local aperture photometry processed 4.86
Validate local photometry processed 0.02
Local host SED inference processed 536.99
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):6h53m29.50s, 66d18m35.12s
semi major axis, semi minor axis (arcsec):1.1, 1.1
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_z 91.62 0.94 18.995 0.011 AB
PanSTARRS_y 111.25 2.06 18.784 0.020 AB

Aperture details

RA, DEC (J2000):6h53m29.55s, 66d18m35.77s
semi major axis, semi minor axis (arcsec):13.02, 11.1
angle (degrees, anti-clockwise from east):-161.94
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 224.92 9.51 18.020 0.046 AB
SDSS_g 573.06 7.02 17.005 0.013 AB
PanSTARRS_g 560.45 2.83 17.029 0.005 AB
SDSS_r 843.57 9.33 16.585 0.012 AB
PanSTARRS_r 793.59 4.73 16.651 0.006 AB
SDSS_i 1073.03 12.33 16.323 0.012 AB
PanSTARRS_i 1015.96 4.0 16.383 0.004 AB
PanSTARRS_z 1163.44 10.0 16.236 0.009 AB
SDSS_z 1118.35 29.09 16.279 0.028 AB
PanSTARRS_y 1319.56 22.37 16.099 0.018 AB
2MASS_J 1690.53 295.25 14.935 0.190 Vega
2MASS_H 812.23 487.21 15.258 0.651 Vega
2MASS_K 1221.74 485.37 14.345 0.431 Vega
WISE_W1 933.73 21.11 13.775 0.025 Vega
WISE_W2 599.43 25.81 13.617 0.047 Vega
WISE_W3 2242.99 102.94 10.349 0.050 Vega
WISE_W4 1897.25 495.39 9.085 0.283 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.341 9.619 9.832
{\rm log}_{10}({\rm SFR}) -0.620 -0.162 0.356
{\rm log}_{10}({\rm sSFR}) -10.326 -9.795 -9.149
{\rm stellar\ age} 3.928 6.703 9.768

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.252 -0.511 0.025
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.185 -0.548 0.117

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.563 0.887 1.287
\delta -0.667 -0.318 0.075
\tau_1/\tau_2 0.476 0.892 1.325
Q_{PAH} 0.446 1.940 4.352
U_{min} 2.668 7.520 14.764
{\rm log}_{10}(\gamma_e)\, -3.396 -2.374 -1.029

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.757 -1.589 -0.332
{\rm log}_{10}(\tau_{AGN})\, 1.081 1.508 1.981

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.378 0.042 0.477
0.03-0.10 Gyr -1.624 -0.486 0.289
0.10-0.33 Gyr -2.480 -0.861 -0.170
0.33-1.06 Gyr -2.503 -0.725 -0.011
1.06-3.45 Gyr -2.207 -0.623 -0.156
3.45-11.22 Gyr -1.369 -0.408 -0.079
11.22-12.47 Gyr -1.257 -0.265 0.754

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.116 10.385 10.473
{\rm log}_{10}({\rm SFR}) 0.375 0.879 1.553
{\rm log}_{10}({\rm sSFR}) -10.082 -9.537 -8.600
{\rm stellar\ age} 1.921 4.396 5.919

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.539 -0.254 -0.036
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.567 -0.025 0.369

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.133 0.269 0.520
\delta -0.673 -0.330 0.108
\tau_1/\tau_2 0.597 0.952 1.330
Q_{PAH} 0.681 1.917 4.494
U_{min} 2.289 6.802 13.316
{\rm log}_{10}(\gamma_e)\, -3.306 -2.335 -1.280

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.784 -2.563 -1.897
{\rm log}_{10}(\tau_{AGN})\, 0.921 1.306 1.799

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.412 0.198 0.464
0.03-0.10 Gyr 0.440 1.003 1.709
0.10-0.33 Gyr 0.466 0.983 1.334
0.33-1.06 Gyr -0.355 0.817 1.077
1.06-3.45 Gyr -0.494 0.541 0.832
3.45-11.22 Gyr -1.089 0.234 0.491
11.22-12.47 Gyr -1.201 0.196 0.699