2025wtb

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Information

Transient

Name: AT2025wtb
Right ascension: 8h01m36.00s
Declination: 48d37m01.34s
Discovery Date: Sept. 2, 2025, 2:28 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.035

Host

Name: 2321645
Right ascension: 8h01m36.48s
Declination: 48d37m02.10s
Redshift: 0.051792
Photometric Redshift: 0.052
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 3.92
Cutout download processed 40.18
Global aperture construction processed 0.66
Local aperture photometry processed 6.71
Global aperture photometry processed 5.53
Validate local photometry processed 0.03
Validate global photometry processed 16.19
Host information processed 0.14
Global host SED inference processed 615.01
Local host SED inference processed 467.09
Transient information processed 0.0
Transient MWEBV processed 0.07
Host MWEBV processed 0.06
Processing status completed N/A N/A
 

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) = 8h01m36.00s, 48d37m01.34s
semi major axis, semi minor axis (arcsec) = 1.98, 1.98
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 16.28 1.94 20.871 0.129 AB
SDSS_g 33.34 1.59 20.093 0.052 AB
DES_g 33.9 0.36 20.075 0.011 AB
PanSTARRS_g 35.44 0.47 20.026 0.014 AB
SDSS_r 50.92 2.1 19.633 0.045 AB
PanSTARRS_r 53.82 0.64 19.573 0.013 AB
SDSS_i 62.23 2.66 19.415 0.046 AB
PanSTARRS_i 68.46 0.5 19.311 0.008 AB
PanSTARRS_z 71.37 1.29 19.266 0.020 AB
SDSS_z 75.3 6.23 19.208 0.090 AB
DES_z 71.48 1.46 19.264 0.022 AB
PanSTARRS_y 77.35 3.63 19.179 0.051 AB

Aperture details

RA, DEC (J2000) = 8h01m36.41s, 48d37m02.07s
semi major axis, semi minor axis (arcsec) = 12.28, 9.23
angle (degrees, anti-clockwise from east) = -107.5

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 41.62 4.13 19.852 0.108 AB
GALEX_NUV 53.4 1.03 19.581 0.021 AB
SDSS_u 216.33 9.76 18.062 0.049 AB
SDSS_g 415.73 6.05 17.353 0.016 AB
DES_g 426.36 1.32 17.326 0.003 AB
PanSTARRS_g 446.15 2.49 17.276 0.006 AB
SDSS_r 675.28 8.65 16.826 0.014 AB
PanSTARRS_r 708.15 3.39 16.775 0.005 AB
SDSS_i 879.4 12.09 16.540 0.015 AB
PanSTARRS_i 906.72 2.65 16.506 0.003 AB
PanSTARRS_z 980.41 6.86 16.421 0.008 AB
SDSS_z 1022.47 32.57 16.376 0.035 AB
DES_z 979.27 5.78 16.423 0.006 AB
PanSTARRS_y 1106.9 19.44 16.290 0.019 AB
2MASS_J 1537.76 280.7 15.038 0.198 Vega
2MASS_H 1469.78 470.25 14.614 0.347 Vega
2MASS_K 1517.25 440.49 14.110 0.315 Vega
WISE_W1 652.5 24.99 14.165 0.042 Vega
WISE_W2 435.47 28.38 13.964 0.071 Vega
WISE_W3 1308.72 125.57 10.934 0.104 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.739 8.864 8.988
{\rm log}_{10}({\rm SFR}) -1.843 -1.167 -0.575
{\rm log}_{10}({\rm sSFR}) -10.748 -10.023 -9.422
{\rm stellar\ age} 5.582 6.979 8.673

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.763 -1.333 -0.785
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.727 -0.334 0.305

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.142 0.421 0.786
\delta -0.561 -0.089 0.254
\tau_1/\tau_2 0.724 1.070 1.419
Q_{PAH} 0.766 2.250 4.883
U_{min} 2.799 7.760 14.414
{\rm log}_{10}(\gamma_e)\, -3.025 -1.943 -0.871

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.575 -0.614 -0.168
{\rm log}_{10}(\tau_{AGN})\, 1.024 1.425 1.896

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.959 -1.417 -1.005
0.03-0.10 Gyr -1.970 -1.108 -0.449
0.10-0.33 Gyr -2.017 -1.200 -0.658
0.33-1.08 Gyr -1.992 -1.332 -0.929
1.08-3.57 Gyr -1.769 -1.177 -0.921
3.57-11.76 Gyr -1.385 -1.066 -0.871
11.76-13.06 Gyr -1.515 -0.980 -0.403

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.938 10.034 10.164
{\rm log}_{10}({\rm SFR}) -0.326 0.058 0.413
{\rm log}_{10}({\rm sSFR}) -10.375 -9.982 -9.640
{\rm stellar\ age} 7.010 7.854 11.414

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.566 -1.094 -0.754
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.075 0.350 0.455

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.124 0.224 0.371
\delta -0.721 -0.289 0.131
\tau_1/\tau_2 0.472 0.835 1.219
Q_{PAH} 0.811 1.954 4.079
U_{min} 3.241 8.762 16.549
{\rm log}_{10}(\gamma_e)\, -2.900 -1.810 -1.054

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.410 -1.806 -1.448
{\rm log}_{10}(\tau_{AGN})\, 0.969 1.316 1.679

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.357 -0.788 -0.359
0.03-0.10 Gyr -0.233 0.199 0.564
0.10-0.33 Gyr -2.115 -0.304 0.116
0.33-1.08 Gyr -3.321 -0.749 -0.268
1.08-3.57 Gyr -2.366 -0.466 -0.011
3.57-11.76 Gyr -0.582 0.122 0.306
11.76-13.06 Gyr -0.406 0.335 1.232