2025akhy

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Information

Transient

Name: AT2025akhy
Right ascension: 0h57m36.46s
Declination: 17d20m06.75s
Discovery Date: Aug. 18, 2025, 12:05 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.071

Host

Name:
Right ascension: 0h57m36.37s
Declination: 17d20m06.27s
Redshift: None
Photometric Redshift: 0.082
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 15.32
Transient MWEBV processed 0.04
Host match processed 5.47
Host information processed 0.17
Host MWEBV processed 0.13
Global aperture construction processed 2.72
Global aperture photometry processed 7.05
Validate global photometry phot valid failed 0.05
Global host SED inference not processed None
Local aperture photometry processed 5.07
Validate local photometry processed 0.03
Local host SED inference processed 430.64
 

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) = 0h57m36.46s, 17d20m06.75s
semi major axis, semi minor axis (arcsec) = 1.3, 1.3
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 7.3 0.47 21.742 0.070 AB
SDSS_i 11.62 1.46 21.237 0.136 AB
PanSTARRS_i 8.12 0.5 21.627 0.067 AB
PanSTARRS_z 8.76 0.98 21.544 0.121 AB
SDSS_z 4.45 5.5 22.278 1.341 AB
PanSTARRS_y 6.83 2.18 21.813 0.347 AB

Aperture details

RA, DEC (J2000) = 0h57m36.32s, 17d20m05.64s
semi major axis, semi minor axis (arcsec) = 9.33, 5.11
angle (degrees, anti-clockwise from east) = -117.22

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})\, 8.110 8.341 8.506
{\rm log}_{10}({\rm SFR}) -2.065 -1.535 -0.888
{\rm log}_{10}({\rm sSFR}) -10.476 -9.925 -9.205
{\rm stellar\ age} 2.218 5.924 7.540

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.655 -1.071 -0.372
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.354 -0.802 -0.244

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.262 0.581 1.048
\delta -0.410 -0.027 0.277
\tau_1/\tau_2 0.571 0.945 1.310
Q_{PAH} 1.189 2.872 5.106
U_{min} 3.275 8.334 15.466
{\rm log}_{10}(\gamma_e)\, -2.849 -1.648 -0.619

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.276 -0.042 0.294
{\rm log}_{10}(\tau_{AGN})\, 1.122 1.572 1.925

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.023 -1.497 -0.935
0.03-0.10 Gyr -2.338 -1.613 -0.887
0.10-0.33 Gyr -2.318 -1.594 -0.916
0.33-1.07 Gyr -2.469 -1.654 -1.102
1.07-3.49 Gyr -2.507 -1.623 -1.331
3.49-11.41 Gyr -2.775 -1.631 -1.325
11.41-12.68 Gyr -2.917 -1.704 -1.078

Global parameter details

Documentation

Data not available