2025amkz results

Information

Transient
Name:AT2025amkz
Right ascension: 4h24m35.43s
Declination:-30d06m35.27s
Discovery Date:Dec. 14, 2025, 8:47 a.m.
Classification:None
Redshift:None
MW E(B-V):0.027
Host
Name:
Right ascension: 4h24m35.53s
Declination:-30d06m36.61s
Redshift:None
Photometric Redshift:0.074
 

Cutout Download Report

Downloaded Unavailable
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
DES_g
DES_r
DES_z
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 8.65
Transient MWEBV processed 0.11
Host match processed 5.88
Host information processed 0.16
Host MWEBV processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 5.34
Validate global photometry processed 14.94
Global host SED inference processed 442.17
Local aperture photometry processed 4.8
Validate local photometry processed 0.02
Local host SED inference processed 423.99
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):4h24m35.43s, -30d06m35.27s
semi major axis, semi minor axis (arcsec):1.43, 1.43
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 20.96 0.14 20.596 0.007 AB
PanSTARRS_g 22.47 0.41 20.521 0.020 AB
PanSTARRS_r 33.9 0.57 20.075 0.018 AB
DES_r 35.35 0.21 20.029 0.007 AB
PanSTARRS_i 44.56 0.67 19.778 0.016 AB
PanSTARRS_z 51.73 1.3 19.616 0.027 AB
DES_z 52.12 0.77 19.607 0.016 AB
PanSTARRS_y 50.88 4.78 19.634 0.102 AB

Aperture details

RA, DEC (J2000):4h24m35.66s, -30d06m38.22s
semi major axis, semi minor axis (arcsec):10.75, 3.63
angle (degrees, anti-clockwise from east):-44.44
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 20.06 2.83 20.644 0.153 AB
GALEX_NUV 26.52 2.12 20.341 0.087 AB
DES_g 197.25 0.48 18.162 0.003 AB
PanSTARRS_g 187.34 1.71 18.218 0.010 AB
PanSTARRS_r 287.27 2.43 17.754 0.009 AB
DES_r 318.87 0.68 17.641 0.002 AB
PanSTARRS_i 362.03 2.87 17.503 0.009 AB
DES_z 422.46 2.36 17.336 0.006 AB
PanSTARRS_y 455.61 20.68 17.254 0.049 AB
2MASS_J 600.99 178.44 16.058 0.322 Vega
2MASS_H 129.47 269.09 17.252 2.257 Vega
2MASS_K 631.82 321.08 15.061 0.552 Vega
WISE_W1 153.89 12.03 15.733 0.085 Vega
WISE_W2 94.14 16.83 15.627 0.194 Vega
WISE_W3 -8.9 63.95 Vega
WISE_W4 -174.45 340.72 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.870 9.000 9.102
{\rm log}_{10}({\rm SFR}) -2.188 -1.417 -0.687
{\rm log}_{10}({\rm sSFR}) -11.193 -10.443 -9.679
{\rm stellar\ age} 4.294 6.493 7.752

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.637 -1.216 -0.752
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.603 -0.894 -0.017

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.176 0.454 0.810
\delta -0.544 -0.134 0.235
\tau_1/\tau_2 0.688 1.055 1.428
Q_{PAH} 1.220 2.803 4.973
U_{min} 3.211 8.389 15.580
{\rm log}_{10}(\gamma_e)\, -3.007 -1.876 -0.782

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.305 -0.418 0.084
{\rm log}_{10}(\tau_{AGN})\, 1.009 1.422 1.924

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.460 -1.739 -1.333
0.03-0.10 Gyr -2.355 -1.357 -0.550
0.10-0.33 Gyr -2.067 -1.184 -0.625
0.33-1.07 Gyr -1.813 -1.097 -0.643
1.07-3.51 Gyr -1.493 -0.946 -0.674
3.51-11.51 Gyr -1.461 -0.921 -0.729
11.51-12.78 Gyr -1.695 -0.942 -0.425

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.879 9.944 10.041
{\rm log}_{10}({\rm SFR}) -0.616 -0.242 0.115
{\rm log}_{10}({\rm sSFR}) -10.561 -10.187 -9.852
{\rm stellar\ age} 7.029 7.753 10.571

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.734 -1.459 -1.172
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.064 0.260 0.423

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.069 0.136 0.229
\delta -0.788 -0.460 -0.098
\tau_1/\tau_2 0.670 1.086 1.504
Q_{PAH} 0.611 1.678 3.455
U_{min} 3.071 8.410 16.184
{\rm log}_{10}(\gamma_e)\, -1.862 -1.097 -0.413

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.219 -3.049 -1.992
{\rm log}_{10}(\tau_{AGN})\, 1.104 1.603 1.964

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.127 -0.963 -0.666
0.03-0.10 Gyr -0.532 -0.108 0.265
0.10-0.33 Gyr -0.895 -0.259 0.047
0.33-1.07 Gyr -1.620 -0.524 -0.232
1.07-3.51 Gyr -1.717 -0.491 -0.145
3.51-11.51 Gyr -0.373 0.073 0.197
11.51-12.78 Gyr -0.244 0.306 1.042