2026byp results

Information

Transient
Name:AT2026byp
Right ascension: 1h05m35.00s
Declination:2d50m00.61s
Discovery Date:Feb. 2, 2026, 2:48 a.m.
Classification:None
Redshift:None
MW E(B-V):0.023
Host
Name:
Right ascension: 1h05m35.82s
Declination:2d49m59.70s
Redshift:None
Photometric Redshift:0.047
 

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 19.5
Transient MWEBV processed 0.11
Host match processed 6.65
Host information processed 0.12
Host MWEBV processed 0.06
Global aperture construction processed 0.61
Global aperture photometry processed 6.79
Validate global photometry processed 18.84
Global host SED inference processed 541.29
Local aperture photometry processed 6.54
Validate local photometry processed 0.03
Local host SED inference processed 421.04
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):1h05m35.00s, 2d50m00.61s
semi major axis, semi minor axis (arcsec):2.16, 2.16
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 10.02 2.36 21.398 0.256 AB
SDSS_g 20.8 1.33 20.605 0.069 AB
DES_g 22.45 0.22 20.522 0.011 AB
PanSTARRS_g 23.2 0.54 20.486 0.025 AB
SDSS_r 29.89 1.72 20.211 0.062 AB
PanSTARRS_r 25.8 0.56 20.371 0.024 AB
DES_r 33.65 0.3 20.082 0.010 AB
SDSS_i 37.36 2.23 19.969 0.065 AB
PanSTARRS_i 37.36 0.49 19.969 0.014 AB
PanSTARRS_z 38.96 1.73 19.923 0.048 AB
SDSS_z 45.59 8.89 19.753 0.212 AB
DES_z 42.42 0.82 19.831 0.021 AB
PanSTARRS_y 49.07 4.67 19.673 0.103 AB

Aperture details

RA, DEC (J2000):1h05m35.72s, 2d50m00.12s
semi major axis, semi minor axis (arcsec):24.64, 9.41
angle (degrees, anti-clockwise from east):-62.82
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 80.6 2.11 19.134 0.028 AB
GALEX_NUV 115.41 1.65 18.744 0.016 AB
SDSS_u 417.18 16.65 17.349 0.043 AB
SDSS_g 785.64 8.58 16.662 0.012 AB
DES_g 808.14 1.39 16.631 0.002 AB
SDSS_r 1264.2 11.63 16.145 0.010 AB
PanSTARRS_r 960.4 3.9 16.444 0.004 AB
DES_r 1376.91 1.95 16.053 0.002 AB
SDSS_i 1771.9 15.72 15.779 0.010 AB
PanSTARRS_z 1822.26 12.4 15.748 0.007 AB
SDSS_z 2269.53 62.71 15.510 0.030 AB
DES_z 1973.79 5.64 15.662 0.003 AB
PanSTARRS_y 2151.64 32.95 15.568 0.017 AB
2MASS_J 2781.15 365.52 14.395 0.143 Vega
2MASS_K 2397.96 631.99 13.613 0.286 Vega
WISE_W2 803.83 43.06 13.298 0.058 Vega
WISE_W3 3581.29 231.25 9.841 0.070 Vega
WISE_W4 4150.49 1274.2 8.235 0.333 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.180 8.418 8.579
{\rm log}_{10}({\rm SFR}) -1.666 -1.170 -0.658
{\rm log}_{10}({\rm sSFR}) -10.171 -9.595 -8.862
{\rm stellar\ age} 3.844 6.380 7.857

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.332 -0.710 -0.182
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.347 -0.863 -0.236

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.256 0.527 0.869
\delta -0.613 -0.190 0.192
\tau_1/\tau_2 0.700 1.043 1.395
Q_{PAH} 0.508 1.721 4.062
U_{min} 2.853 7.672 14.366
{\rm log}_{10}(\gamma_e)\, -3.185 -2.055 -0.916

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.209 -0.867 -0.066
{\rm log}_{10}(\tau_{AGN})\, 1.026 1.479 1.907

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.516 -1.136 -0.833
0.03-0.10 Gyr -1.883 -1.193 -0.594
0.10-0.33 Gyr -2.047 -1.483 -1.010
0.33-1.09 Gyr -2.221 -1.636 -1.248
1.09-3.58 Gyr -2.193 -1.640 -1.334
3.58-11.81 Gyr -2.175 -1.560 -1.278
11.81-13.13 Gyr -2.382 -1.589 -1.028

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.481 9.999 10.148
{\rm log}_{10}({\rm SFR}) 0.675 1.020 1.415
{\rm log}_{10}({\rm sSFR}) -9.454 -9.001 -8.024
{\rm stellar\ age} 1.441 7.148 9.459

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.414 -0.262 -0.148
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.691 -0.075 0.198

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.290 0.559 0.899
\delta -0.654 -0.298 -0.115
\tau_1/\tau_2 0.242 0.587 0.994
Q_{PAH} 0.248 0.670 1.324
U_{min} 2.412 7.221 14.241
{\rm log}_{10}(\gamma_e)\, -3.739 -3.221 -2.472

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.596 -3.949 -3.050
{\rm log}_{10}(\tau_{AGN})\, 1.133 1.635 1.990

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.172 0.191 0.458
0.03-0.10 Gyr 0.797 1.161 1.568
0.10-0.33 Gyr -2.677 -1.206 -0.265
0.33-1.09 Gyr -4.520 -1.414 -0.430
1.09-3.58 Gyr -3.160 -0.619 -0.009
3.58-11.81 Gyr -2.260 -0.081 0.290
11.81-13.13 Gyr -2.314 0.082 0.905