2025kjn

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Information

Transient

Name: AT2025kjn
Right ascension: 11h03m53.59s
Declination: 35d01m17.96s
Discovery Date: May 10, 2025, 6:20 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.018

Host

Name: 2025kjn
Right ascension: 11h03m53.58s
Declination: 35d01m17.61s
Redshift: 0.100321
Photometric Redshift: 0.092
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.26
Transient MWEBV processed 0.08
Host match processed 1.77
Host information processed 0.1
Host MWEBV processed 0.05
Global aperture construction processed 0.76
Global aperture photometry processed 6.74
Validate global photometry processed 19.15
Global host SED inference processed 433.93
Local aperture photometry processed 6.7
Validate local photometry processed 0.03
Local host SED inference processed 557.8
 

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) = 11h03m53.59s, 35d01m17.96s
semi major axis, semi minor axis (arcsec) = 1.08, 1.08
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_z 263.1 0.77 17.850 0.003 AB
DES_z 317.24 2.88 17.647 0.010 AB
PanSTARRS_y 298.28 1.65 17.713 0.006 AB

Aperture details

RA, DEC (J2000) = 11h03m53.57s, 35d01m17.68s
semi major axis, semi minor axis (arcsec) = 5.17, 4.61
angle (degrees, anti-clockwise from east) = -134.1

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 0.05 0.23 27.059 4.665 AB
GALEX_NUV 1.12 1.75 23.773 1.693 AB
SDSS_u 23.06 3.78 20.493 0.178 AB
SDSS_g 172.59 3.82 18.307 0.024 AB
DES_g 184.36 1.17 18.236 0.007 AB
PanSTARRS_g 192.83 1.14 18.187 0.006 AB
SDSS_r 389.34 5.52 17.424 0.015 AB
PanSTARRS_r 326.16 1.19 17.616 0.004 AB
SDSS_i 562.73 7.29 17.024 0.014 AB
PanSTARRS_i 522.15 1.12 17.106 0.002 AB
PanSTARRS_z 684.97 3.05 16.811 0.005 AB
SDSS_z 713.79 13.01 16.766 0.020 AB
DES_z 730.2 4.55 16.741 0.007 AB
PanSTARRS_y 778.44 7.17 16.672 0.010 AB
2MASS_J 1000.53 99.67 15.505 0.108 Vega
2MASS_H 1195.09 146.86 14.839 0.133 Vega
2MASS_K 1358.28 192.15 14.230 0.154 Vega
WISE_W1 390.2 13.42 14.723 0.037 Vega
WISE_W2 226.94 15.88 14.671 0.076 Vega
WISE_W3 155.09 67.52 13.250 0.473 Vega
WISE_W4 -4.06 404.18 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})\, 9.842 10.074 10.252
{\rm log}_{10}({\rm SFR}) -0.398 0.134 0.733
{\rm log}_{10}({\rm sSFR}) -10.532 -9.949 -9.169
{\rm stellar\ age} 4.227 7.127 10.675

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.104 -0.453 -0.004
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.175 -0.458 0.213

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.284 0.613 0.978
\delta -0.739 -0.381 -0.004
\tau_1/\tau_2 0.544 0.993 1.396
Q_{PAH} 0.421 2.108 5.001
U_{min} 3.193 8.441 15.703
{\rm log}_{10}(\gamma_e)\, -3.351 -2.115 -0.835

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.091 -2.544 -0.864
{\rm log}_{10}(\tau_{AGN})\, 0.978 1.474 1.960

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.332 0.242 0.670
0.03-0.10 Gyr -1.371 -0.050 0.770
0.10-0.33 Gyr -2.158 -0.439 0.424
0.33-1.06 Gyr -2.575 -0.481 0.327
1.06-3.44 Gyr -2.623 -0.399 0.207
3.44-11.20 Gyr -1.221 0.023 0.346
11.20-12.45 Gyr -0.668 0.314 1.279

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.278 10.416 10.527
{\rm log}_{10}({\rm SFR}) -1.268 -0.376 0.228
{\rm log}_{10}({\rm sSFR}) -11.663 -10.774 -10.089
{\rm stellar\ age} 4.166 6.446 8.067

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.442 -1.024 -0.777
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.346 -0.612 -0.052

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.445 0.628 0.838
\delta -0.925 -0.784 -0.594
\tau_1/\tau_2 0.477 0.836 1.223
Q_{PAH} 0.234 0.762 1.786
U_{min} 2.529 7.545 14.832
{\rm log}_{10}(\gamma_e)\, -3.066 -2.057 -1.311

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.511 -3.597 -2.554
{\rm log}_{10}(\tau_{AGN})\, 1.108 1.582 1.939

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.689 -0.474 -0.094
0.03-0.10 Gyr -1.703 -0.392 0.341
0.10-0.33 Gyr -1.127 0.107 0.845
0.33-1.06 Gyr -0.566 0.336 0.822
1.06-3.44 Gyr -0.294 0.445 0.778
3.44-11.20 Gyr -0.338 0.468 0.710
11.20-12.45 Gyr -0.547 0.474 1.170