2025kxc

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Information

Transient

Name: AT2025kxc
Right ascension: 7h51m18.17s
Declination: 23d10m03.26s
Discovery Date: April 30, 2025, 4:08 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.058

Host

Name: 2025kxc
Right ascension: 7h51m18.18s
Declination: 23d10m02.07s
Redshift: 0.049688
Photometric Redshift: 0.079
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.11
Transient MWEBV processed 0.07
Host match processed 4.38
Host information processed 0.09
Host MWEBV processed 0.07
Global aperture construction processed 0.67
Global aperture photometry processed 6.32
Validate global photometry processed 17.6
Global host SED inference processed 470.49
Local aperture photometry processed 6.15
Validate local photometry processed 0.02
Local host SED inference processed 433.83
 

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) = 7h51m18.17s, 23d10m03.26s
semi major axis, semi minor axis (arcsec) = 2.06, 2.06
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 21.27 1.68 20.580 0.086 AB
SDSS_g 79.85 2.44 19.144 0.033 AB
DES_g 87.97 0.68 19.039 0.008 AB
PanSTARRS_g 91.23 0.6 19.000 0.007 AB
SDSS_r 145.45 3.27 18.493 0.024 AB
PanSTARRS_r 161.28 0.56 18.381 0.004 AB
DES_r 167.04 2.27 18.343 0.015 AB
SDSS_i 207.98 3.99 18.105 0.021 AB
PanSTARRS_i 233.31 0.91 17.980 0.004 AB
PanSTARRS_z 258.11 1.97 17.870 0.008 AB
SDSS_z 271.53 6.2 17.815 0.025 AB
PanSTARRS_y 326.31 4.49 17.616 0.015 AB

Aperture details

RA, DEC (J2000) = 7h51m18.16s, 23d10m02.17s
semi major axis, semi minor axis (arcsec) = 14.82, 6.34
angle (degrees, anti-clockwise from east) = -73.35

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 150.0 6.69 18.460 0.048 AB
SDSS_g 473.89 6.79 17.211 0.016 AB
SDSS_r 730.16 8.38 16.741 0.012 AB
PanSTARRS_r 738.51 2.46 16.729 0.004 AB
SDSS_i 989.84 10.51 16.411 0.012 AB
PanSTARRS_i 1003.62 4.07 16.396 0.004 AB
PanSTARRS_z 966.34 9.12 16.437 0.010 AB
SDSS_z 1145.69 23.16 16.252 0.022 AB
PanSTARRS_y 1263.31 21.0 16.146 0.018 AB
2MASS_J 1504.42 180.97 15.062 0.131 Vega
2MASS_H 2050.92 290.21 14.253 0.154 Vega
2MASS_K 1943.61 319.54 13.841 0.178 Vega
WISE_W1 902.83 22.95 13.812 0.028 Vega
WISE_W2 535.88 28.16 13.738 0.057 Vega
WISE_W3 1892.66 140.02 10.533 0.080 Vega
WISE_W4 890.79 672.1 9.906 0.819 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})\, 9.334 9.491 9.646
{\rm log}_{10}({\rm SFR}) -1.052 -0.604 -0.157
{\rm log}_{10}({\rm sSFR}) -10.600 -10.085 -9.525
{\rm stellar\ age} 5.205 7.127 9.037

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.556 -1.022 -0.557
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.678 0.019 0.294

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.456 0.785 1.095
\delta -0.528 -0.128 0.196
\tau_1/\tau_2 0.702 1.039 1.384
Q_{PAH} 0.725 2.468 4.181
U_{min} 2.552 7.240 13.893
{\rm log}_{10}(\gamma_e)\, -3.406 -2.501 -1.136

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.819 -1.939 -0.885
{\rm log}_{10}(\tau_{AGN})\, 0.974 1.421 1.928

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.005 -0.679 -0.395
0.03-0.10 Gyr -1.284 -0.609 -0.071
0.10-0.33 Gyr -1.437 -0.699 -0.173
0.33-1.09 Gyr -1.528 -0.734 -0.265
1.09-3.58 Gyr -1.323 -0.609 -0.271
3.58-11.78 Gyr -0.919 -0.447 -0.228
11.78-13.09 Gyr -0.965 -0.315 0.313

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.690 9.831 9.955
{\rm log}_{10}({\rm SFR}) -0.149 0.114 0.343
{\rm log}_{10}({\rm sSFR}) -10.026 -9.739 -9.410
{\rm stellar\ age} 2.924 5.264 6.785

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.814 -0.362 -0.073
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.406 -0.003 0.213

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.289 0.450 0.640
\delta -0.367 0.151 0.341
\tau_1/\tau_2 0.580 0.915 1.251
Q_{PAH} 0.293 0.801 1.713
U_{min} 2.454 6.506 12.491
{\rm log}_{10}(\gamma_e)\, -3.604 -2.883 -2.045

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.364 -3.508 -2.607
{\rm log}_{10}(\tau_{AGN})\, 0.939 1.354 1.851

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.028 0.185 0.322
0.03-0.10 Gyr -0.372 0.066 0.395
0.10-0.33 Gyr -0.278 0.172 0.513
0.33-1.09 Gyr -0.089 0.213 0.471
1.09-3.58 Gyr -0.314 0.030 0.259
3.58-11.78 Gyr -0.882 -0.255 0.027
11.78-13.09 Gyr -1.149 -0.306 0.213