2025bwd results

Information

Transient
Name:AT2025bwd
Right ascension: 8h53m04.94s
Declination:30d49m30.22s
Discovery Date:Feb. 16, 2025, 6:36 a.m.
Classification:None
Redshift:None
MW E(B-V):0.026
Host
Name:2025bwd
Right ascension: 8h53m04.92s
Declination:30d49m30.82s
Redshift:0.066193
Photometric Redshift:0.074
 

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_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.89
Transient MWEBV processed 0.18
Host match processed 2.04
Host information processed 0.09
Host MWEBV processed 0.07
Global aperture construction processed 0.69
Global aperture photometry processed 4.76
Validate global photometry processed 15.42
Global host SED inference processed 385.15
Local aperture photometry processed 4.83
Validate local photometry processed 0.03
Local host SED inference processed 440.11
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h53m04.94s, 30d49m30.22s
semi major axis, semi minor axis (arcsec):1.58, 1.58
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 39.32 2.0 19.914 0.055 AB
SDSS_g 120.94 2.88 18.694 0.026 AB
DES_g 132.71 1.03 18.593 0.008 AB
PanSTARRS_g 128.05 0.5 18.632 0.004 AB
SDSS_r 184.62 3.58 18.234 0.021 AB
PanSTARRS_r 199.91 0.58 18.148 0.003 AB
DES_r 228.89 2.39 18.001 0.011 AB
SDSS_i 257.43 4.31 17.873 0.018 AB
PanSTARRS_i 283.86 0.8 17.767 0.003 AB
PanSTARRS_z 284.42 1.19 17.765 0.005 AB
SDSS_z 303.01 6.01 17.696 0.022 AB
PanSTARRS_y 350.86 2.69 17.537 0.008 AB

Aperture details

RA, DEC (J2000):8h53m04.92s, 30d49m31.01s
semi major axis, semi minor axis (arcsec):6.48, 5.96
angle (degrees, anti-clockwise from east):-138.3
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 15.78 0.82 20.905 0.057 AB
GALEX_NUV 33.83 0.81 20.077 0.026 AB
SDSS_u 117.14 5.72 18.728 0.053 AB
SDSS_g 357.83 5.2 17.516 0.016 AB
DES_g 350.94 1.71 17.537 0.005 AB
PanSTARRS_g 380.29 1.67 17.450 0.005 AB
SDSS_r 598.11 6.84 16.958 0.012 AB
PanSTARRS_r 612.98 1.81 16.931 0.003 AB
DES_r 638.98 4.03 16.886 0.007 AB
SDSS_i 822.16 8.61 16.613 0.011 AB
PanSTARRS_i 855.58 2.77 16.569 0.004 AB
PanSTARRS_z 906.67 4.25 16.506 0.005 AB
SDSS_z 951.64 17.6 16.454 0.020 AB
PanSTARRS_y 1129.62 9.98 16.268 0.010 AB
2MASS_J 1428.79 170.3 15.118 0.129 Vega
2MASS_H 1207.81 276.63 14.827 0.249 Vega
2MASS_K 1637.73 281.91 14.027 0.187 Vega
WISE_W1 737.65 19.86 14.031 0.029 Vega
WISE_W2 476.75 24.71 13.865 0.056 Vega
WISE_W3 1424.17 137.72 10.842 0.105 Vega
WISE_W4 1736.1 761.51 9.181 0.476 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.415 9.583 9.730
{\rm log}_{10}({\rm SFR}) -0.838 -0.331 0.143
{\rm log}_{10}({\rm sSFR}) -10.505 -9.866 -9.327
{\rm stellar\ age} 3.721 6.046 7.905

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.199 -0.682 -0.221
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.035 0.156 0.343

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.186 0.403 0.658
\delta -0.822 -0.411 -0.002
\tau_1/\tau_2 0.653 0.990 1.334
Q_{PAH} 0.744 2.286 4.564
U_{min} 2.644 7.352 14.227
{\rm log}_{10}(\gamma_e)\, -3.366 -2.384 -1.098

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.851 -1.832 -0.746
{\rm log}_{10}(\tau_{AGN})\, 0.918 1.344 1.864

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.546 -0.286 -0.050
0.03-0.10 Gyr -1.280 -0.356 0.224
0.10-0.33 Gyr -1.262 -0.275 0.233
0.33-1.08 Gyr -1.060 -0.291 0.109
1.08-3.53 Gyr -0.941 -0.370 -0.111
3.53-11.59 Gyr -0.930 -0.443 -0.133
11.59-12.88 Gyr -1.083 -0.408 0.200

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.056 10.121 10.171
{\rm log}_{10}({\rm SFR}) -0.049 0.145 0.341
{\rm log}_{10}({\rm sSFR}) -10.197 -9.975 -9.743
{\rm stellar\ age} 5.561 6.544 7.369

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.425 -0.281 -0.172
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.097 0.209 0.319

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.187 0.259 0.398
\delta -0.902 -0.701 -0.449
\tau_1/\tau_2 0.745 1.059 1.389
Q_{PAH} 0.658 1.839 3.088
U_{min} 2.382 6.693 13.581
{\rm log}_{10}(\gamma_e)\, -3.301 -2.344 -1.748

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.138 -3.111 -2.232
{\rm log}_{10}(\tau_{AGN})\, 0.987 1.401 1.838

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.065 0.044 0.144
0.03-0.10 Gyr -0.083 0.187 0.431
0.10-0.33 Gyr -0.029 0.192 0.422
0.33-1.08 Gyr -0.081 0.128 0.300
1.08-3.53 Gyr 0.005 0.217 0.399
3.53-11.59 Gyr 0.051 0.224 0.335
11.59-12.88 Gyr -0.253 0.196 0.564