2025obk

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Information

Transient

Name: AT2025obk
Right ascension: 20h50m28.79s
Declination: 3d41m14.04s
Discovery Date: June 17, 2025, 10:36 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.090

Host

Name:
Right ascension: 20h50m28.81s
Declination: 3d41m14.24s
Redshift: None
Photometric Redshift: 0.133
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 19.16
Transient MWEBV processed 0.04
Host match processed 7.68
Host information processed 0.17
Host MWEBV processed 0.04
Global aperture construction processed 2.87
Global aperture photometry processed 6.55
Validate global photometry processed 17.26
Global host SED inference processed 510.12
Local aperture photometry processed 7.19
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) = 20h50m28.79s, 3d41m14.04s
semi major axis, semi minor axis (arcsec) = 0.85, 0.85
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) = 20h50m28.79s, 3d41m14.61s
semi major axis, semi minor axis (arcsec) = 7.26, 2.96
angle (degrees, anti-clockwise from east) = -139.97

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 21.57 3.79 20.565 0.191 AB
SDSS_g 18.41 2.07 20.738 0.122 AB
DES_g 18.89 0.33 20.709 0.019 AB
PanSTARRS_g 21.37 1.14 20.576 0.058 AB
SDSS_r 29.22 2.62 20.236 0.097 AB
PanSTARRS_r 26.79 1.28 20.330 0.052 AB
DES_r 29.64 0.7 20.220 0.026 AB
SDSS_i 35.02 4.29 20.039 0.133 AB
PanSTARRS_i 37.37 1.15 19.969 0.033 AB
PanSTARRS_z 33.67 3.53 20.082 0.114 AB
SDSS_z -28.83 11.92 AB
DES_z 36.49 1.72 19.995 0.051 AB
PanSTARRS_y 24.64 7.75 20.421 0.342 AB
2MASS_J 20.87 140.76 19.706 7.322 Vega
2MASS_H 174.67 218.32 16.927 1.357 Vega
2MASS_K -48.46 215.51 Vega
WISE_W1 89.78 14.87 16.318 0.180 Vega
WISE_W2 80.2 22.05 15.801 0.298 Vega
WISE_W3 20.86 68.14 15.428 3.547 Vega
WISE_W4 -355.82 366.07 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})\, 8.653 9.094 9.331
{\rm log}_{10}({\rm SFR}) 0.211 0.651 1.026
{\rm log}_{10}({\rm sSFR}) -8.935 -8.307 -7.923
{\rm stellar\ age} 0.090 2.257 5.899

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.758 -1.308 -0.449
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.667 -1.213 -0.092

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.338 0.797 1.135
\delta -0.235 0.045 0.224
\tau_1/\tau_2 0.564 1.179 1.631
Q_{PAH} 1.710 3.388 5.395
U_{min} 3.407 9.965 18.088
{\rm log}_{10}(\gamma_e)\, -3.237 -1.833 -0.801

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.879 -1.294 -0.605
{\rm log}_{10}(\tau_{AGN})\, 0.908 1.332 1.834

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.394 -0.027 0.282
0.03-0.10 Gyr 0.305 0.780 1.171
0.10-0.32 Gyr -3.004 -1.089 0.188
0.32-1.04 Gyr -5.306 -2.127 -0.604
1.04-3.36 Gyr -5.623 -1.998 -0.728
3.36-10.85 Gyr -5.532 -1.864 -0.779
10.85-12.06 Gyr -5.473 -1.741 -0.380