2025sbk results

Information

Transient
Name:AT2025sbk
Right ascension: 0h21m59.57s
Declination:24d55m28.37s
Discovery Date:July 23, 2025, 7:50 a.m.
Classification:None
Redshift:None
MW E(B-V):0.038
Host
Name:
Right ascension: 0h21m59.53s
Declination:24d55m28.31s
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
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_r
DES_z
 DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 28.89
Transient MWEBV processed 0.06
Host match processed 6.14
Host information processed 0.14
Host MWEBV processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 5.75
Validate global photometry processed 16.92
Global host SED inference processed 446.27
Local aperture photometry processed 6.49
Validate local photometry processed 0.03
Local host SED inference not enough filters 21.88
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

RA, DEC (J2000):0h21m59.57s, 24d55m28.37s
semi major axis, semi minor axis (arcsec):0.98, 0.98
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 31.18 1.06 20.165 0.037 AB

Aperture details

RA, DEC (J2000):0h21m59.52s, 24d55m28.50s
semi major axis, semi minor axis (arcsec):3.08, 2.64
angle (degrees, anti-clockwise from east):-161.83
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 9.93 2.21 21.408 0.242 AB
GALEX_NUV 14.62 1.66 20.988 0.123 AB
SDSS_u 20.1 2.2 20.642 0.119 AB
SDSS_g 35.06 1.68 20.038 0.052 AB
DES_g 36.16 0.38 20.004 0.011 AB
PanSTARRS_g 36.36 0.63 19.998 0.019 AB
SDSS_r 52.77 2.2 19.594 0.045 AB
PanSTARRS_r 51.47 0.62 19.621 0.013 AB
DES_r 52.64 0.68 19.597 0.014 AB
SDSS_i 64.36 2.72 19.378 0.046 AB
PanSTARRS_i 65.33 1.02 19.362 0.017 AB
PanSTARRS_z 61.05 2.08 19.436 0.037 AB
SDSS_z 53.31 7.69 19.583 0.157 AB
DES_z 68.41 1.68 19.312 0.027 AB
PanSTARRS_y 63.71 6.3 19.389 0.107 AB
2MASS_J 135.9 83.71 17.672 0.669 Vega
2MASS_H 52.11 131.24 18.240 2.735 Vega
2MASS_K 80.82 158.72 17.293 2.132 Vega
WISE_W2 4.76 11.32 18.866 2.580 Vega
WISE_W3 18.34 59.72 15.568 3.536 Vega
WISE_W4 323.71 434.75 11.005 1.458 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})\, 9.130 9.329 9.481
{\rm log}_{10}({\rm SFR}) -0.155 0.202 0.606
{\rm log}_{10}({\rm sSFR}) -9.494 -9.141 -8.625
{\rm stellar\ age} 4.083 5.977 7.301

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.364 -0.592 -0.111
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.317 -0.693 -0.083

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.089 0.350 0.800
\delta -0.224 0.222 0.355
\tau_1/\tau_2 0.669 1.036 1.410
Q_{PAH} 1.303 3.375 5.539
U_{min} 3.083 8.233 14.957
{\rm log}_{10}(\gamma_e)\, -2.907 -1.753 -0.624

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.228 -1.202 -0.412
{\rm log}_{10}(\tau_{AGN})\, 0.981 1.387 1.831

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.456 -0.239 0.021
0.03-0.10 Gyr -0.089 0.310 0.734
0.10-0.32 Gyr -0.902 -0.297 0.075
0.32-1.05 Gyr -1.343 -0.690 -0.363
1.05-3.41 Gyr -1.333 -0.721 -0.437
3.41-11.07 Gyr -1.196 -0.636 -0.425
11.07-12.30 Gyr -1.232 -0.507 -0.033