2025sbt

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Information

Transient

Name: AT2025sbt
Right ascension: 23h59m10.90s
Declination: 26d01m35.30s
Discovery Date: July 24, 2025, 10:25 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.035

Host

Name:
Right ascension: 23h59m10.87s
Declination: 26d01m35.21s
Redshift: 0.066092
Photometric Redshift: 0.063
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 29.69
Transient MWEBV processed 0.1
Host match processed 6.28
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 4.95
Validate global photometry processed 14.41
Global host SED inference processed 400.63
Local aperture photometry processed 5.19
Validate local photometry processed 0.02
Local host SED inference processed 913.71
 

Cutout Download Report

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:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 23h59m10.90s, 26d01m35.30s
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 80.64 2.58 19.134 0.035 AB
SDSS_g 222.79 3.89 18.030 0.019 AB
PanSTARRS_g 210.65 0.44 18.091 0.002 AB
SDSS_r 436.3 5.45 17.301 0.014 AB
PanSTARRS_r 402.39 0.62 17.388 0.002 AB
SDSS_i 697.44 6.94 16.791 0.011 AB
PanSTARRS_i 658.18 0.69 16.854 0.001 AB
PanSTARRS_z 759.91 1.46 16.698 0.002 AB
SDSS_z 869.69 8.55 16.552 0.011 AB
PanSTARRS_y 879.92 3.21 16.539 0.004 AB

Aperture details

RA, DEC (J2000) = 23h59m10.87s, 26d01m35.44s
semi major axis, semi minor axis (arcsec) = 17.38, 11.08
angle (degrees, anti-clockwise from east) = -157.7

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 106.63 6.07 18.830 0.062 AB
GALEX_NUV 121.37 2.76 18.690 0.025 AB
SDSS_u 401.38 11.38 17.391 0.031 AB
SDSS_g 1251.54 9.74 16.156 0.008 AB
PanSTARRS_g 1337.6 3.09 16.084 0.003 AB
SDSS_r 2565.04 14.15 15.377 0.006 AB
PanSTARRS_r 2496.22 4.37 15.407 0.002 AB
PanSTARRS_i 3753.6 4.76 14.964 0.001 AB
PanSTARRS_z 4315.6 11.69 14.812 0.003 AB
SDSS_z 4864.34 38.31 14.682 0.009 AB
PanSTARRS_y 5352.57 27.74 14.579 0.006 AB
2MASS_J 6560.17 367.66 13.463 0.061 Vega
2MASS_H 8434.14 578.32 12.717 0.074 Vega
2MASS_K 8491.0 587.21 12.240 0.075 Vega
WISE_W1 3668.18 41.22 12.290 0.012 Vega
WISE_W2 2539.56 50.46 12.049 0.022 Vega
WISE_W3 7280.39 259.01 9.071 0.039 Vega
WISE_W4 13079.19 1681.57 6.989 0.140 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.252 10.401 10.546
{\rm log}_{10}({\rm SFR}) 0.437 1.172 1.962
{\rm log}_{10}({\rm sSFR}) -9.964 -9.223 -8.410
{\rm stellar\ age} 3.236 7.346 10.916

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.865 -1.564 -0.863
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.588 0.081 0.401

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.053 1.657 2.413
\delta -0.132 0.018 0.168
\tau_1/\tau_2 0.709 1.179 1.619
Q_{PAH} 0.284 1.330 2.839
U_{min} 3.378 9.492 17.292
{\rm log}_{10}(\gamma_e)\, -3.513 -2.070 -0.910

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.594 -3.194 -0.598
{\rm log}_{10}(\tau_{AGN})\, 1.013 1.570 2.030

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.002 0.569 1.126
0.03-0.10 Gyr 0.410 1.264 2.108
0.10-0.33 Gyr -1.877 -0.130 0.850
0.33-1.08 Gyr -2.859 -0.536 0.371
1.08-3.53 Gyr -2.955 -0.404 0.474
3.53-11.59 Gyr -1.790 0.273 0.632
11.59-12.88 Gyr -1.237 0.665 1.542

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.983 11.022 11.097
{\rm log}_{10}({\rm SFR}) 0.143 0.353 0.592
{\rm log}_{10}({\rm sSFR}) -10.878 -10.665 -10.438
{\rm stellar\ age} 7.719 8.713 11.385

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.443 -0.296 -0.184
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.185 0.308 0.418

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.098 0.160 0.257
\delta -0.585 -0.234 0.067
\tau_1/\tau_2 0.574 0.966 1.342
Q_{PAH} 0.483 1.355 2.817
U_{min} 2.345 6.788 13.609
{\rm log}_{10}(\gamma_e)\, -3.024 -1.729 -0.924

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.724 -1.412 -1.170
{\rm log}_{10}(\tau_{AGN})\, 1.359 1.660 1.876

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.237 0.394 0.539
0.03-0.10 Gyr -0.067 0.332 0.666
0.10-0.33 Gyr -0.582 0.023 0.365
0.33-1.08 Gyr -0.716 -0.085 0.283
1.08-3.53 Gyr -0.828 0.045 0.576
3.53-11.59 Gyr 0.539 1.158 1.265
11.59-12.88 Gyr 1.072 1.601 2.167