2025aknb

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Information

Transient

Name: AT2025aknb
Right ascension: 3h39m07.37s
Declination: -14d36m35.88s
Discovery Date: Sept. 8, 2025, 1:44 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.040

Host

Name: 3080475
Right ascension: 3h39m06.70s
Declination: -14d36m40.58s
Redshift: 0.035215
Photometric Redshift:
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 7.41
Transient MWEBV processed 0.05
Host match processed 4.48
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.68
Global aperture photometry processed 7.15
Validate global photometry phot valid failed 0.05
Global host SED inference not processed None
Local aperture photometry processed 5.69
Validate local photometry processed 0.05
Local host SED inference processed 406.11
 

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) = 3h39m07.37s, -14d36m35.88s
semi major axis, semi minor axis (arcsec) = 2.86, 2.86
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 41.13 0.3 19.865 0.008 AB
PanSTARRS_g 43.2 0.8 19.811 0.020 AB
PanSTARRS_r 69.5 1.03 19.295 0.016 AB
DES_r 77.81 0.46 19.172 0.006 AB
PanSTARRS_i 98.49 1.22 18.916 0.013 AB
PanSTARRS_z 105.68 2.22 18.840 0.023 AB
DES_z 127.36 1.55 18.637 0.013 AB
PanSTARRS_y 134.33 6.09 18.580 0.049 AB
2MASS_H 266.32 84.72 16.469 0.345 Vega

Aperture details

RA, DEC (J2000) = 3h39m06.69s, -14d36m40.28s
semi major axis, semi minor axis (arcsec) = 15.99, 12.36
angle (degrees, anti-clockwise from east) = -85.15

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

Data not available

 

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})\, 8.578 8.775 8.922
{\rm log}_{10}({\rm SFR}) -1.802 -1.240 -0.728
{\rm log}_{10}({\rm sSFR}) -10.603 -10.008 -9.373
{\rm stellar\ age} 4.101 6.651 8.437

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.664 -1.130 -0.523
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.346 -0.246 0.202

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.484 0.889 1.192
\delta -0.505 -0.175 0.194
\tau_1/\tau_2 0.686 1.003 1.334
Q_{PAH} 0.682 2.348 4.733
U_{min} 2.806 7.483 14.422
{\rm log}_{10}(\gamma_e)\, -3.288 -2.382 -1.060

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.486 -1.492 -0.502
{\rm log}_{10}(\tau_{AGN})\, 0.931 1.321 1.866

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.832 -1.284 -0.929
0.03-0.10 Gyr -2.038 -1.274 -0.630
0.10-0.33 Gyr -2.117 -1.309 -0.748
0.33-1.09 Gyr -2.057 -1.298 -0.808
1.09-3.62 Gyr -1.920 -1.237 -0.935
3.62-11.96 Gyr -1.787 -1.200 -0.952
11.96-13.28 Gyr -1.970 -1.180 -0.579

Global parameter details

Documentation

Data not available