2025aktw

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Information

Transient

Name: AT2025aktw
Right ascension: 22h51m34.94s
Declination: 27d52m32.62s
Discovery Date: July 29, 2025, 1:32 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.057

Host

Name:
Right ascension: 22h51m34.88s
Declination: 27d52m34.00s
Redshift: None
Photometric Redshift: 0.172
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.86
Transient MWEBV processed 0.04
Host match processed 5.05
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 0.61
Global aperture photometry processed 5.06
Validate global photometry processed 14.98
Global host SED inference processed 410.89
Local aperture photometry processed 5.06
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) = 22h51m34.94s, 27d52m32.62s
semi major axis, semi minor axis (arcsec) = 0.69, 0.69
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) = 22h51m34.88s, 27d52m34.19s
semi major axis, semi minor axis (arcsec) = 4.89, 2.97
angle (degrees, anti-clockwise from east) = -10.33

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.6 1.5 22.243 0.354 AB
GALEX_NUV 5.45 1.45 22.058 0.289 AB
SDSS_u 3.29 2.86 22.607 0.944 AB
SDSS_g 37.64 2.03 19.961 0.058 AB
PanSTARRS_g 38.21 1.02 19.945 0.029 AB
SDSS_r 70.21 2.64 19.284 0.041 AB
PanSTARRS_r 72.12 1.27 19.255 0.019 AB
SDSS_i 110.61 4.09 18.790 0.040 AB
PanSTARRS_i 104.57 1.22 18.852 0.013 AB
PanSTARRS_z 120.8 2.77 18.695 0.025 AB
SDSS_z 153.02 10.04 18.438 0.071 AB
PanSTARRS_y 171.06 7.12 18.317 0.045 AB
2MASS_J 197.82 101.38 17.264 0.556 Vega
2MASS_H 143.65 161.23 17.139 1.219 Vega
2MASS_K -19.4 159.25 Vega
WISE_W1 92.37 7.76 16.287 0.091 Vega
WISE_W2 56.16 10.04 16.187 0.194 Vega
WISE_W3 140.45 57.1 13.357 0.441 Vega
WISE_W4 272.31 408.12 11.192 1.627 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})\, 10.156 10.223 10.290
{\rm log}_{10}({\rm SFR}) 0.136 0.401 0.679
{\rm log}_{10}({\rm sSFR}) -10.119 -9.823 -9.513
{\rm stellar\ age} 5.558 6.423 7.413

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.952 -0.542 -0.209
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.189 0.143 0.317

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.238 0.407 0.635
\delta -0.434 -0.131 0.067
\tau_1/\tau_2 0.731 1.111 1.471
Q_{PAH} 0.529 1.542 3.161
U_{min} 2.790 7.749 14.466
{\rm log}_{10}(\gamma_e)\, -2.731 -1.825 -0.888

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.279 -3.188 -1.906
{\rm log}_{10}(\tau_{AGN})\, 1.042 1.533 1.918

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.381 -0.011 0.219
0.03-0.10 Gyr 0.183 0.504 0.818
0.10-0.32 Gyr 0.016 0.373 0.650
0.32-1.02 Gyr -0.256 0.091 0.352
1.02-3.27 Gyr -0.125 0.173 0.382
3.27-10.46 Gyr 0.197 0.393 0.502
10.46-11.62 Gyr 0.054 0.489 0.919