2025hkd

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Information

Transient

Name: AT2025hkd
Right ascension: 12h58m03.06s
Declination: 9d43m24.23s
Discovery Date: April 14, 2025, 11:31 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.020

Host

Name: 2025hkd
Right ascension: 12h58m02.83s
Declination: 9d43m23.73s
Redshift: 0.034106
Photometric Redshift: 0.067
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.85
Cutout download processed 20.43
Global aperture construction processed 0.67
Local aperture photometry processed 7.48
Global aperture photometry processed 7.69
Validate local photometry processed 0.03
Validate global photometry processed 20.05
Host information processed 0.09
Global host SED inference processed 445.93
Local host SED inference processed 459.54
Transient information processed 0.0
Transient MWEBV processed 0.15
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) = 12h58m03.06s, 9d43m24.23s
semi major axis, semi minor axis (arcsec) = 2.94, 2.94
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 25.56 2.63 20.381 0.112 AB
SDSS_g 56.21 2.13 19.525 0.041 AB
DES_g 56.12 0.52 19.527 0.010 AB
PanSTARRS_g 53.73 0.66 19.574 0.013 AB
SDSS_r 80.59 2.72 19.134 0.037 AB
PanSTARRS_r 75.36 0.83 19.207 0.012 AB
DES_r 83.48 0.95 19.096 0.012 AB
SDSS_i 97.42 3.39 18.928 0.038 AB
PanSTARRS_i 91.49 1.29 18.997 0.015 AB
PanSTARRS_z 98.68 1.55 18.914 0.017 AB
SDSS_z 133.19 8.67 18.589 0.071 AB
DES_z 105.28 2.89 18.844 0.030 AB
PanSTARRS_y 104.22 3.21 18.855 0.033 AB
2MASS_J 202.72 75.71 17.238 0.405 Vega
2MASS_H 121.75 103.7 17.319 0.925 Vega
2MASS_K -41.86 145.43 Vega

Aperture details

RA, DEC (J2000) = 12h58m02.80s, 9d43m23.09s
semi major axis, semi minor axis (arcsec) = 16.81, 8.44
angle (degrees, anti-clockwise from east) = -63.05

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 77.26 7.01 19.180 0.099 AB
GALEX_NUV 78.96 1.53 19.157 0.021 AB
SDSS_u 184.18 10.06 18.237 0.059 AB
SDSS_g 350.11 6.15 17.539 0.019 AB
DES_g 360.41 1.59 17.508 0.005 AB
PanSTARRS_g 340.81 2.61 17.569 0.008 AB
SDSS_r 459.11 8.17 17.245 0.019 AB
PanSTARRS_r 446.55 3.35 17.275 0.008 AB
DES_r 494.82 2.83 17.164 0.006 AB
SDSS_i 534.62 11.1 17.080 0.023 AB
PanSTARRS_i 548.9 5.17 17.051 0.010 AB
PanSTARRS_z 568.91 6.26 17.012 0.012 AB
SDSS_z 979.45 34.08 16.423 0.038 AB
DES_z 610.58 7.97 16.936 0.014 AB
PanSTARRS_y 646.64 12.95 16.873 0.022 AB
2MASS_J 556.31 314.39 16.142 0.614 Vega
2MASS_H 452.08 430.17 15.894 1.033 Vega
2MASS_K -114.29 605.04 Vega
WISE_W1 296.5 22.35 15.021 0.082 Vega
WISE_W2 167.49 25.16 15.001 0.163 Vega
WISE_W3 116.5 130.72 13.560 1.218 Vega
WISE_W4 -150.53 668.15 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})\, 8.302 8.510 8.657
{\rm log}_{10}({\rm SFR}) -1.849 -1.144 -0.551
{\rm log}_{10}({\rm sSFR}) -10.421 -9.685 -8.908
{\rm stellar\ age} 2.863 6.063 7.772

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.708 -1.267 -0.739
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.857 -1.540 -0.214

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.170 0.510 0.870
\delta -0.558 -0.178 0.183
\tau_1/\tau_2 0.720 1.083 1.438
Q_{PAH} 0.871 2.479 4.994
U_{min} 3.018 8.404 15.520
{\rm log}_{10}(\gamma_e)\, -3.151 -2.196 -1.112

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.572 -1.364 -0.468
{\rm log}_{10}(\tau_{AGN})\, 0.973 1.399 1.876

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.184 -1.588 -1.106
0.03-0.10 Gyr -1.871 -1.068 -0.418
0.10-0.33 Gyr -1.935 -1.158 -0.643
0.33-1.09 Gyr -2.219 -1.427 -1.051
1.09-3.62 Gyr -2.226 -1.481 -1.185
3.62-11.97 Gyr -2.422 -1.497 -1.228
11.97-13.30 Gyr -2.583 -1.557 -0.953

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.012 9.197 9.377
{\rm log}_{10}({\rm SFR}) -0.108 0.089 0.394
{\rm log}_{10}({\rm sSFR}) -9.368 -9.098 -8.738
{\rm stellar\ age} 5.492 7.268 10.168

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.209 -0.774 -0.527
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.757 0.166 0.391

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.129 0.217 0.360
\delta -0.745 -0.469 -0.240
\tau_1/\tau_2 0.438 0.899 1.384
Q_{PAH} 0.391 1.026 2.063
U_{min} 2.701 7.944 15.332
{\rm log}_{10}(\gamma_e)\, -3.390 -2.439 -1.509

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.167 -3.015 -2.163
{\rm log}_{10}(\tau_{AGN})\, 1.047 1.497 1.870

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.193 -1.371 -0.951
0.03-0.10 Gyr 0.049 0.245 0.555
0.10-0.33 Gyr -3.320 -1.420 -0.510
0.33-1.09 Gyr -4.151 -1.418 -0.793
1.09-3.62 Gyr -3.012 -1.087 -0.683
3.62-11.97 Gyr -1.679 -0.828 -0.561
11.97-13.30 Gyr -1.510 -0.583 0.274