2025kpk

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Information

Transient

Name: AT2025kpk
Right ascension: 9h21m28.38s
Declination: 18d43m38.51s
Discovery Date: May 18, 2025, 6:20 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.020

Host

Name: 2025kpk
Right ascension: 9h21m28.59s
Declination: 18d43m37.96s
Redshift: 0.076305
Photometric Redshift: 0.082
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.54
Transient MWEBV processed 0.06
Host match processed 1.86
Host information processed 0.09
Host MWEBV processed 0.11
Global aperture construction processed 0.7
Global aperture photometry processed 7.03
Validate global photometry processed 19.31
Global host SED inference processed 409.54
Local aperture photometry processed 7.0
Validate local photometry processed 0.03
Local host SED inference processed 470.57
 

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) = 9h21m28.38s, 18d43m38.51s
semi major axis, semi minor axis (arcsec) = 1.38, 1.38
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 23.24 0.34 20.484 0.016 AB
SDSS_r 27.63 1.48 20.297 0.058 AB
PanSTARRS_r 28.39 0.41 20.267 0.016 AB
DES_r 29.97 0.47 20.208 0.017 AB
SDSS_i 34.61 1.81 20.052 0.057 AB
PanSTARRS_i 34.36 0.52 20.060 0.017 AB
PanSTARRS_z 38.3 0.98 19.942 0.028 AB
SDSS_z 37.13 5.3 19.976 0.155 AB
DES_z 35.26 1.12 20.032 0.035 AB
PanSTARRS_y 35.07 2.44 20.038 0.076 AB

Aperture details

RA, DEC (J2000) = 9h21m28.60s, 18d43m38.79s
semi major axis, semi minor axis (arcsec) = 9.34, 8.08
angle (degrees, anti-clockwise from east) = -136.44

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 65.28 6.99 19.363 0.116 AB
GALEX_NUV 76.4 1.44 19.192 0.020 AB
SDSS_u 139.85 7.35 18.536 0.057 AB
SDSS_g 313.52 5.18 17.659 0.018 AB
PanSTARRS_g 313.76 2.09 17.658 0.007 AB
SDSS_r 383.05 6.36 17.442 0.018 AB
PanSTARRS_r 399.83 2.53 17.395 0.007 AB
DES_r 442.93 2.05 17.284 0.005 AB
SDSS_i 492.19 8.52 17.170 0.019 AB
PanSTARRS_i 482.89 3.23 17.190 0.007 AB
PanSTARRS_z 515.83 6.11 17.119 0.013 AB
SDSS_z 673.57 32.63 16.829 0.053 AB
DES_z 535.49 4.74 17.078 0.010 AB
PanSTARRS_y 582.55 15.27 16.987 0.028 AB
2MASS_J 352.53 169.06 16.637 0.521 Vega
2MASS_H 1233.88 258.37 14.804 0.227 Vega
2MASS_K 680.63 271.93 14.980 0.434 Vega
WISE_W1 306.92 15.09 14.983 0.053 Vega
WISE_W2 164.26 17.16 15.022 0.113 Vega
WISE_W3 440.58 99.87 12.116 0.246 Vega
WISE_W4 1336.26 549.18 9.465 0.446 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.336 8.593 8.760
{\rm log}_{10}({\rm SFR}) -2.188 -1.011 0.104
{\rm log}_{10}({\rm sSFR}) -10.731 -9.634 -8.212
{\rm stellar\ age} 0.272 3.200 6.207

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.712 -1.210 -0.634
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.540 -0.851 -0.090

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.109 0.379 0.893
\delta -0.645 -0.266 0.043
\tau_1/\tau_2 0.588 1.051 1.472
Q_{PAH} 0.821 2.458 4.969
U_{min} 3.454 9.542 17.483
{\rm log}_{10}(\gamma_e)\, -3.084 -1.930 -0.656

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.649 -0.364 0.161
{\rm log}_{10}(\tau_{AGN})\, 1.185 1.548 1.993

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.424 -1.897 -1.330
0.03-0.10 Gyr -2.315 -0.898 0.266
0.10-0.33 Gyr -1.987 -0.718 -0.092
0.33-1.07 Gyr -3.678 -1.137 -0.630
1.07-3.51 Gyr -4.582 -1.573 -1.024
3.51-11.47 Gyr -5.336 -1.998 -1.249
11.47-12.75 Gyr -5.653 -1.950 -1.000

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.635 9.739 9.806
{\rm log}_{10}({\rm SFR}) 0.219 0.472 0.690
{\rm log}_{10}({\rm sSFR}) -9.556 -9.271 -8.987
{\rm stellar\ age} 4.055 5.455 6.510

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.563 -0.366 -0.220
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.388 0.136 0.392

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.059 0.119 0.259
\delta -0.785 -0.420 -0.037
\tau_1/\tau_2 0.788 1.171 1.558
Q_{PAH} 0.480 1.428 3.286
U_{min} 2.428 7.036 13.789
{\rm log}_{10}(\gamma_e)\, -2.883 -1.922 -1.007

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.342 -3.335 -2.358
{\rm log}_{10}(\tau_{AGN})\, 1.039 1.512 1.901

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.552 -0.355 -0.221
0.03-0.10 Gyr 0.342 0.617 0.845
0.10-0.33 Gyr 0.296 0.546 0.753
0.33-1.07 Gyr -0.580 -0.070 0.206
1.07-3.51 Gyr -0.611 -0.240 -0.009
3.51-11.47 Gyr -0.611 -0.285 -0.122
11.47-12.75 Gyr -0.736 -0.217 0.146