2025byk results

Information

Transient
Name:AT2025byk
Right ascension: 0h13m44.18s
Declination:76d51m11.18s
Discovery Date:Feb. 18, 2025, 3:13 a.m.
Classification:None
Redshift:None
MW E(B-V):0.336
Host
Name:2025byk
Right ascension: 0h13m45.17s
Declination:76d51m00.70s
Redshift:0.035443
Photometric Redshift:0.025
 

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
GALEX_NUV
GALEX_FUV
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 2.58
Transient MWEBV processed 0.05
Host match processed 2.26
Host information processed 0.09
Host MWEBV processed 0.07
Global aperture construction processed 0.75
Global aperture photometry processed 3.43
Validate global photometry processed 9.88
Global host SED inference processed 711.08
Local aperture photometry processed 3.57
Validate local photometry processed 0.02
Local host SED inference processed 456.77
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):0h13m44.18s, 76d51m11.18s
semi major axis, semi minor axis (arcsec):2.84, 2.84
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 35.68 0.99 20.019 0.030 AB
PanSTARRS_r 71.19 1.79 19.269 0.027 AB
PanSTARRS_i 102.46 1.45 18.874 0.015 AB
PanSTARRS_z 118.4 2.34 18.717 0.021 AB
PanSTARRS_y 186.03 5.85 18.226 0.034 AB
2MASS_H 275.3 86.6 16.433 0.342 Vega

Aperture details

RA, DEC (J2000):0h13m45.21s, 76d51m00.82s
semi major axis, semi minor axis (arcsec):21.19, 14.86
angle (degrees, anti-clockwise from east):-50.39
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 1646.19 6.16 15.859 0.004 AB
PanSTARRS_r 3387.3 11.0 15.075 0.004 AB
PanSTARRS_i 5135.49 8.98 14.624 0.002 AB
PanSTARRS_z 6474.46 14.58 14.372 0.002 AB
PanSTARRS_y 9412.67 36.22 13.966 0.004 AB
2MASS_J 11896.76 470.98 12.817 0.043 Vega
2MASS_H 17119.45 588.18 11.949 0.037 Vega
2MASS_K 13889.68 844.48 11.705 0.066 Vega
WISE_W1 14129.6 70.31 10.826 0.005 Vega
WISE_W3 34004.63 254.84 7.397 0.008 Vega
WISE_W4 59272.61 1986.17 5.348 0.036 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.484 8.784 8.986
{\rm log}_{10}({\rm SFR}) -1.083 -0.582 -0.173
{\rm log}_{10}({\rm sSFR}) -10.019 -9.373 -8.751
{\rm stellar\ age} 1.542 4.762 7.162

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.587 -1.022 -0.432
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.486 -0.111 0.070

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.474 0.778 1.085
\delta -0.481 -0.135 0.222
\tau_1/\tau_2 0.739 1.107 1.472
Q_{PAH} 0.325 1.537 3.853
U_{min} 2.834 7.897 14.762
{\rm log}_{10}(\gamma_e)\, -3.308 -1.760 -0.758

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.110 -2.187 -0.730
{\rm log}_{10}(\tau_{AGN})\, 0.948 1.418 1.851

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.968 -0.641 -0.410
0.03-0.10 Gyr -1.288 -0.562 -0.091
0.10-0.33 Gyr -1.541 -0.738 -0.269
0.33-1.09 Gyr -1.849 -1.017 -0.537
1.09-3.62 Gyr -2.321 -1.177 -0.794
3.62-11.95 Gyr -2.802 -1.388 -0.951
11.95-13.28 Gyr -2.872 -1.464 -0.789

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.482 10.605 10.787
{\rm log}_{10}({\rm SFR}) -0.059 0.719 1.192
{\rm log}_{10}({\rm sSFR}) -10.697 -9.954 -9.368
{\rm stellar\ age} 1.590 4.529 7.575

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.465 -0.146 0.055
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.205 -0.062 0.331

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.242 0.732 1.217
\delta -0.317 0.114 0.354
\tau_1/\tau_2 0.285 0.646 1.042
Q_{PAH} 0.118 0.468 1.231
U_{min} 3.130 7.414 14.294
{\rm log}_{10}(\gamma_e)\, -3.694 -2.731 -1.614

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.618 -1.571 -0.790
{\rm log}_{10}(\tau_{AGN})\, 0.752 0.853 1.029

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.027 0.691 1.126
0.03-0.10 Gyr -0.688 0.675 1.243
0.10-0.33 Gyr -0.321 0.852 1.492
0.33-1.09 Gyr 0.115 0.888 1.435
1.09-3.62 Gyr -0.167 0.743 1.109
3.62-11.95 Gyr -1.241 0.378 0.814
11.95-13.28 Gyr -1.742 0.260 1.085