2025hkz

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Information

Transient

Name: AT2025hkz
Right ascension: 16h47m02.47s
Declination: 63d26m04.35s
Discovery Date: April 15, 2025, 8:45 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.023

Host

Name: 2025hkz
Right ascension: 16h47m02.51s
Declination: 63d26m04.81s
Redshift: 0.033471
Photometric Redshift: 0.054
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.88
Cutout download processed 14.9
Global aperture construction processed 0.65
Local aperture photometry processed 5.36
Global aperture photometry processed 5.37
Validate local photometry processed 0.02
Validate global photometry processed 23.89
Host information processed 0.09
Global host SED inference processed 464.81
Local host SED inference processed 576.86
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.06
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) = 16h47m02.47s, 63d26m04.35s
semi major axis, semi minor axis (arcsec) = 3.0, 3.0
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 78.43 3.04 19.164 0.042 AB
SDSS_g 174.51 3.57 18.295 0.022 AB
PanSTARRS_g 173.47 0.93 18.302 0.006 AB
SDSS_r 229.99 4.15 17.996 0.020 AB
PanSTARRS_r 229.14 1.12 18.000 0.005 AB
SDSS_i 279.18 5.04 17.785 0.020 AB
PanSTARRS_i 260.39 1.19 17.861 0.005 AB
PanSTARRS_z 298.65 2.37 17.712 0.009 AB
SDSS_z 294.85 9.47 17.726 0.035 AB
PanSTARRS_y 307.62 5.2 17.680 0.018 AB
2MASS_J 351.68 70.02 16.640 0.216 Vega
2MASS_H 387.58 113.51 16.061 0.318 Vega
2MASS_K 373.98 124.53 15.630 0.362 Vega

Aperture details

RA, DEC (J2000) = 16h47m02.57s, 63d26m05.83s
semi major axis, semi minor axis (arcsec) = 23.19, 11.77
angle (degrees, anti-clockwise from east) = -121.59

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 278.63 8.13 17.787 0.032 AB
SDSS_g 1082.22 10.33 16.314 0.010 AB
PanSTARRS_r 1349.75 5.98 16.074 0.005 AB
SDSS_i 1646.01 17.98 15.859 0.012 AB
PanSTARRS_z 1790.27 12.76 15.768 0.008 AB
PanSTARRS_y 2000.98 28.54 15.647 0.015 AB
2MASS_H 1694.11 633.14 14.460 0.406 Vega
WISE_W1 1696.06 81.22 13.127 0.052 Vega
WISE_W2 1437.2 60.43 12.667 0.046 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})\, 8.561 8.883 9.075
{\rm log}_{10}({\rm SFR}) -1.197 -0.241 0.373
{\rm log}_{10}({\rm sSFR}) -10.122 -9.146 -8.120
{\rm stellar\ age} 0.506 5.270 7.905

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.662 -1.218 -0.654
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.879 -1.493 -0.374

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.145 0.535 1.080
\delta -0.511 -0.126 0.206
\tau_1/\tau_2 0.582 1.046 1.494
Q_{PAH} 0.888 2.384 5.019
U_{min} 3.428 10.034 17.796
{\rm log}_{10}(\gamma_e)\, -3.367 -2.037 -0.783

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.085 -1.988 -0.590
{\rm log}_{10}(\tau_{AGN})\, 0.974 1.419 1.947

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.724 -1.662 -0.971
0.03-0.10 Gyr -1.130 -0.088 0.535
0.10-0.33 Gyr -2.337 -0.707 -0.024
0.33-1.09 Gyr -4.043 -1.394 -0.712
1.09-3.62 Gyr -4.516 -1.429 -0.841
3.62-11.98 Gyr -4.566 -1.389 -0.872
11.98-13.31 Gyr -4.510 -1.367 -0.454

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.021 9.446 9.752
{\rm log}_{10}({\rm SFR}) 0.161 0.651 1.015
{\rm log}_{10}({\rm sSFR}) -9.551 -8.846 -7.979
{\rm stellar\ age} 0.191 3.708 7.035

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.226 -0.650 -0.236
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.568 -0.993 -0.068

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.373 0.542 0.802
\delta -0.192 0.071 0.329
\tau_1/\tau_2 0.573 1.012 1.445
Q_{PAH} 1.532 2.815 4.493
U_{min} 2.712 7.993 16.017
{\rm log}_{10}(\gamma_e)\, -3.550 -2.406 -1.377

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.870 -1.611 -1.297
{\rm log}_{10}(\tau_{AGN})\, 0.845 1.214 1.833

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.158 -0.242 0.084
0.03-0.10 Gyr 0.245 0.791 1.174
0.10-0.33 Gyr -1.850 0.074 0.808
0.33-1.09 Gyr -3.198 -0.793 -0.013
1.09-3.62 Gyr -4.956 -0.993 -0.241
3.62-11.98 Gyr -5.549 -1.079 -0.220
11.98-13.31 Gyr -5.722 -0.991 0.053