2025otb

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Information

Transient

Name: AT2025otb
Right ascension: 21h28m49.86s
Declination: 0d05m11.80s
Discovery Date: June 19, 2025, 9:30 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.038

Host

Name: 21284994+0005070
Right ascension: 21h28m49.94s
Declination: 0d05m07.02s
Redshift: 0.140342
Photometric Redshift:
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 21.17
Transient MWEBV processed 0.13
Host match processed 3.97
Host information processed 0.14
Host MWEBV processed 0.07
Global aperture construction processed 0.33
Global aperture photometry processed 3.57
Validate global photometry processed 6.86
Global host SED inference processed 668.54
Local aperture photometry processed 4.2
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

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) = 21h28m49.86s, 0d05m11.80s
semi major axis, semi minor axis (arcsec) = 0.81, 0.81
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 21h28m49.95s, 0d05m07.88s
semi major axis, semi minor axis (arcsec) = 13.8, 6.28
angle (degrees, anti-clockwise from east) = -20.68

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.36 0.46 22.968 0.213 AB
GALEX_NUV 2.45 0.17 22.927 0.077 AB
SDSS_u 41.64 8.27 19.851 0.216 AB
SDSS_g 260.85 5.11 17.859 0.021 AB
DES_g 304.2 0.78 17.692 0.003 AB
SDSS_r 757.88 8.51 16.701 0.012 AB
DES_r 804.79 1.49 16.636 0.002 AB
SDSS_i 1112.93 11.75 16.284 0.011 AB
SDSS_z 1799.91 37.41 15.762 0.023 AB
DES_z 1406.83 10.35 16.029 0.008 AB
2MASS_J 2257.37 234.66 14.621 0.113 Vega
2MASS_H 3345.38 381.98 13.721 0.124 Vega
2MASS_K 3027.27 406.22 13.360 0.146 Vega
WISE_W1 1226.85 26.97 13.479 0.024 Vega
WISE_W2 792.16 31.04 13.314 0.043 Vega
WISE_W3 102.11 132.33 13.703 1.407 Vega
WISE_W4 -75.59 646.11 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

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})\, 11.170 11.274 11.368
{\rm log}_{10}({\rm SFR}) -1.286 -0.529 0.107
{\rm log}_{10}({\rm sSFR}) -12.625 -11.789 -11.101
{\rm stellar\ age} 7.058 9.687 11.363

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.144 -0.725 -0.511
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.502 -0.558 0.164

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.184 0.320 0.495
\delta -0.909 -0.682 -0.420
\tau_1/\tau_2 0.477 0.966 1.486
Q_{PAH} 0.817 2.965 5.386
U_{min} 3.122 9.480 17.588
{\rm log}_{10}(\gamma_e)\, -2.780 -1.204 -0.323

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.147 -2.885 -1.799
{\rm log}_{10}(\tau_{AGN})\, 1.100 1.628 1.996

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.348 -0.391 0.281
0.03-0.10 Gyr -3.449 -1.103 -0.019
0.10-0.32 Gyr -4.310 -1.460 -0.094
0.32-1.04 Gyr -4.427 -1.358 0.121
1.04-3.34 Gyr -3.163 -0.713 0.901
3.34-10.78 Gyr -1.322 1.076 1.517
10.78-11.97 Gyr 1.070 2.245 2.543