2025akah

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Information

Transient

Name: AT2025akah
Right ascension: 21h19m05.56s
Declination: 8d54m35.83s
Discovery Date: Aug. 29, 2025, 6:22 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.069

Host

Name:
Right ascension: 21h19m05.24s
Declination: 8d54m36.52s
Redshift: 0.126555
Photometric Redshift:
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.31
Transient MWEBV processed 0.05
Host match processed 5.0
Host information processed 0.12
Host MWEBV processed 0.05
Global aperture construction processed 0.73
Global aperture photometry processed 4.85
Validate global photometry processed 15.64
Global host SED inference processed 443.5
Local aperture photometry processed 4.68
Validate local photometry no valid phot 0.03
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) = 21h19m05.56s, 8d54m35.83s
semi major axis, semi minor axis (arcsec) = 0.88, 0.88
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) = 21h19m05.23s, 8d54m36.56s
semi major axis, semi minor axis (arcsec) = 13.43, 9.87
angle (degrees, anti-clockwise from east) = -73.41

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 67.49 10.79 19.327 0.174 AB
SDSS_g 458.64 6.37 17.246 0.015 AB
PanSTARRS_g 506.74 2.21 17.138 0.005 AB
SDSS_r 1072.27 9.81 16.324 0.010 AB
PanSTARRS_r 1064.88 3.19 16.332 0.003 AB
SDSS_i 1590.78 13.34 15.896 0.009 AB
PanSTARRS_i 1594.31 3.46 15.894 0.002 AB
SDSS_z 2200.63 48.17 15.544 0.024 AB
PanSTARRS_y 2211.96 20.04 15.538 0.010 AB
2MASS_J 2815.13 330.31 14.381 0.127 Vega
2MASS_H 4140.25 496.47 13.490 0.130 Vega
2MASS_K 3680.21 519.33 13.148 0.153 Vega
WISE_W1 1622.91 32.07 13.175 0.021 Vega
WISE_W2 1113.18 42.79 12.945 0.042 Vega
WISE_W3 2547.22 149.98 10.211 0.064 Vega
WISE_W4 1347.91 749.49 9.456 0.604 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})\, 10.957 11.145 11.300
{\rm log}_{10}({\rm SFR}) -3.384 -0.416 0.630
{\rm log}_{10}({\rm sSFR}) -14.669 -11.585 -10.499
{\rm stellar\ age} 2.449 6.219 8.908

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.383 -0.949 -0.657
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.649 -0.777 0.102

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.329 0.502 0.696
\delta -0.858 -0.590 -0.316
\tau_1/\tau_2 0.520 0.968 1.440
Q_{PAH} 0.559 1.326 2.691
U_{min} 2.974 9.133 17.279
{\rm log}_{10}(\gamma_e)\, -2.882 -2.011 -1.262

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.852 -1.868 -1.390
{\rm log}_{10}(\tau_{AGN})\, 1.121 1.526 1.844

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.362 -0.659 0.572
0.03-0.10 Gyr -4.354 -0.825 0.662
0.10-0.32 Gyr -3.316 -0.492 0.991
0.32-1.05 Gyr -1.914 0.568 1.467
1.05-3.38 Gyr -0.498 1.246 1.734
3.38-10.92 Gyr -0.957 1.042 1.479
10.92-12.13 Gyr -1.681 0.986 2.175