2026fsb results

Information

Transient
Name:AT2026fsb
Right ascension: 9h42m42.39s
Declination:49d13m53.64s
Discovery Date:Feb. 23, 2026, 6:14 a.m.
Classification:None
Redshift:None
MW E(B-V):0.013
Host
Name:
Right ascension: 9h42m42.58s
Declination:49d13m51.24s
Redshift:None
Photometric Redshift:0.069
 

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
DES_g
DES_z
GALEX_NUV
GALEX_FUV
DES_r
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 15.67
Transient MWEBV processed 0.03
Host match processed 5.59
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 5.81
Validate global photometry processed 16.19
Global host SED inference processed 424.58
Local aperture photometry processed 5.29
Validate local photometry processed 0.02
Local host SED inference processed 439.05
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):9h42m42.39s, 49d13m53.64s
semi major axis, semi minor axis (arcsec):1.53, 1.53
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 10.25 0.97 21.373 0.103 AB
DES_g 9.43 0.23 21.464 0.027 AB
PanSTARRS_g 11.37 0.42 21.260 0.040 AB
SDSS_r 13.27 1.14 21.092 0.093 AB
PanSTARRS_r 14.43 0.55 21.002 0.041 AB
SDSS_i 17.75 1.64 20.777 0.100 AB
PanSTARRS_i 17.84 0.43 20.771 0.026 AB
PanSTARRS_z 18.43 1.11 20.736 0.065 AB
SDSS_z 14.39 3.75 21.005 0.283 AB
DES_z 16.95 0.79 20.827 0.051 AB
PanSTARRS_y 21.55 3.06 20.566 0.154 AB

Aperture details

RA, DEC (J2000):9h42m42.57s, 49d13m51.44s
semi major axis, semi minor axis (arcsec):8.05, 3.37
angle (degrees, anti-clockwise from east):-178.3
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 33.77 4.08 20.079 0.131 AB
SDSS_g 98.4 3.12 18.917 0.034 AB
DES_g 90.78 0.73 19.005 0.009 AB
PanSTARRS_g 99.39 1.41 18.907 0.015 AB
SDSS_r 135.84 3.74 18.567 0.030 AB
PanSTARRS_r 119.84 1.84 18.703 0.017 AB
SDSS_i 174.36 5.42 18.296 0.034 AB
PanSTARRS_i 147.07 1.44 18.481 0.011 AB
PanSTARRS_z 167.52 3.73 18.340 0.024 AB
SDSS_z 149.9 12.8 18.460 0.093 AB
DES_z 160.64 2.53 18.385 0.017 AB
PanSTARRS_y 179.95 10.25 18.262 0.062 AB
2MASS_J 267.21 120.97 16.938 0.492 Vega
2MASS_H -4.07 214.46 Vega
2MASS_K 245.34 190.44 16.088 0.843 Vega
WISE_W1 119.58 9.53 16.007 0.087 Vega
WISE_W2 83.34 11.87 15.759 0.155 Vega
WISE_W3 138.9 62.64 13.369 0.490 Vega
WISE_W4 675.24 424.29 10.206 0.682 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.203 8.392 8.502
{\rm log}_{10}({\rm SFR}) -1.983 -1.466 -0.734
{\rm log}_{10}({\rm sSFR}) -10.396 -9.879 -8.996
{\rm stellar\ age} 2.243 6.102 7.516

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.725 -1.336 -0.715
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.545 -0.778 0.055

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.120 0.391 1.033
\delta -0.385 -0.032 0.262
\tau_1/\tau_2 0.720 1.104 1.463
Q_{PAH} 1.050 2.738 5.035
U_{min} 3.074 8.013 15.298
{\rm log}_{10}(\gamma_e)\, -2.894 -1.756 -0.643

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.118 -0.091 0.273
{\rm log}_{10}(\tau_{AGN})\, 1.147 1.541 1.868

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.257 -1.748 -1.245
0.03-0.10 Gyr -2.060 -1.418 -0.610
0.10-0.33 Gyr -2.001 -1.438 -0.758
0.33-1.08 Gyr -2.301 -1.615 -1.115
1.08-3.53 Gyr -2.461 -1.596 -1.329
3.53-11.56 Gyr -2.729 -1.588 -1.345
11.56-12.85 Gyr -2.639 -1.606 -1.075

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.016 9.188 9.384
{\rm log}_{10}({\rm SFR}) -1.345 -0.576 -0.094
{\rm log}_{10}({\rm sSFR}) -10.542 -9.773 -9.260
{\rm stellar\ age} 1.440 4.251 6.369

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.718 -1.136 -0.356
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.674 -0.565 0.265

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.237 0.431 0.640
\delta -0.479 -0.025 0.262
\tau_1/\tau_2 0.692 1.046 1.411
Q_{PAH} 1.456 3.294 5.257
U_{min} 2.662 8.225 15.631
{\rm log}_{10}(\gamma_e)\, -2.934 -1.904 -0.830

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.740 -2.003 -1.249
{\rm log}_{10}(\tau_{AGN})\, 0.987 1.456 1.885

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.625 -1.019 -0.658
0.03-0.10 Gyr -1.579 -0.510 0.048
0.10-0.33 Gyr -0.533 0.006 0.389
0.33-1.08 Gyr -0.899 -0.301 0.033
1.08-3.53 Gyr -1.813 -0.730 -0.381
3.53-11.56 Gyr -2.565 -1.029 -0.582
11.56-12.85 Gyr -2.777 -1.044 -0.389