2025hky

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Information

Transient

Name: AT2025hky
Right ascension: 23h32m46.24s
Declination: -31d46m31.99s
Discovery Date: April 15, 2025, 9:23 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.015

Host

Name: 2025hky
Right ascension: 23h32m45.92s
Declination: -31d46m34.88s
Redshift: 0.052303
Photometric Redshift:
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 0.98
Cutout download processed 3.5
Global aperture construction processed 0.68
Local aperture photometry processed 1.61
Global aperture photometry processed 1.79
Validate local photometry processed 0.01
Validate global photometry processed 6.04
Host information processed 0.1
Global host SED inference processed 524.72
Local host SED inference processed 655.47
Transient information processed 0.0
Transient MWEBV processed 0.12
Host MWEBV processed 0.04
Log transient processing status 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) = 23h32m46.24s, -31d46m31.99s
semi major axis, semi minor axis (arcsec) = 1.96, 1.96
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 166.18 1.92 18.349 0.013 AB

Aperture details

RA, DEC (J2000) = 23h32m45.90s, -31d46m34.96s
semi major axis, semi minor axis (arcsec) = 21.81, 15.27
angle (degrees, anti-clockwise from east) = -50.07

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 356.02 13.81 17.521 0.042 AB
GALEX_NUV 482.49 7.57 17.191 0.017 AB
2MASS_J 9223.16 484.48 13.093 0.057 Vega
2MASS_H 8717.2 696.99 12.681 0.087 Vega
2MASS_K 9515.82 784.53 12.116 0.090 Vega
WISE_W1 5089.77 51.3 11.934 0.011 Vega
WISE_W2 3565.73 64.55 11.681 0.020 Vega
WISE_W3 15730.59 223.16 8.234 0.015 Vega
WISE_W4 18136.54 1378.05 6.634 0.082 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.947 9.281 9.492
{\rm log}_{10}({\rm SFR}) -1.115 -0.366 0.252
{\rm log}_{10}({\rm sSFR}) -10.465 -9.625 -8.709
{\rm stellar\ age} 2.945 6.858 8.911

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.483 -0.596 -0.097
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.411 -0.569 -0.047

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.440 0.868 1.289
\delta -0.688 -0.300 0.043
\tau_1/\tau_2 0.610 1.040 1.485
Q_{PAH} 0.381 1.588 3.677
U_{min} 2.962 8.190 15.160
{\rm log}_{10}(\gamma_e)\, -3.457 -2.067 -1.018

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.891 -1.745 -0.365
{\rm log}_{10}(\tau_{AGN})\, 1.038 1.492 1.947

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.913 -0.253 0.244
0.03-0.10 Gyr -1.956 -0.656 0.235
0.10-0.33 Gyr -2.511 -1.212 -0.457
0.33-1.08 Gyr -2.690 -1.110 -0.432
1.08-3.57 Gyr -2.748 -0.968 -0.499
3.57-11.75 Gyr -2.185 -0.747 -0.414
11.75-13.06 Gyr -2.085 -0.639 0.128

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.659 10.819 10.969
{\rm log}_{10}({\rm SFR}) 0.585 0.897 1.224
{\rm log}_{10}({\rm sSFR}) -10.293 -9.898 -9.531
{\rm stellar\ age} 6.230 7.802 10.752

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.664 -0.152 0.085
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.457 -0.537 0.135

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.141 0.323 0.628
\delta -0.564 -0.093 0.210
\tau_1/\tau_2 0.292 0.784 1.300
Q_{PAH} 0.352 1.116 3.115
U_{min} 2.365 6.694 13.096
{\rm log}_{10}(\gamma_e)\, -3.616 -2.730 -1.716

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.520 -1.881 -1.212
{\rm log}_{10}(\tau_{AGN})\, 1.069 1.621 1.956

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.209 0.911 1.221
0.03-0.10 Gyr -0.352 0.788 1.343
0.10-0.33 Gyr -1.012 0.203 0.902
0.33-1.08 Gyr -1.173 0.095 0.714
1.08-3.57 Gyr -0.659 0.477 0.885
3.57-11.75 Gyr 0.301 0.849 1.062
11.75-13.06 Gyr 0.455 1.147 1.910