2025fbj

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Information

Transient

Name: AT2025fbj
Right ascension: 13h46m38.64s
Declination: 60d02m57.48s
Discovery Date: March 21, 2025, 3:02 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.013

Host

Name: 2025fbj
Right ascension: 13h46m38.35s
Declination: 60d03m01.44s
Redshift: 0.021404
Photometric Redshift: 0.029
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 0.92
Cutout download processed 13.89
Global aperture construction processed 0.62
Local aperture photometry processed 4.69
Global aperture photometry processed 4.46
Validate local photometry processed 0.02
Validate global photometry processed 14.13
Host information processed 0.09
Global host SED inference processed 431.86
Local host SED inference processed 679.57
Transient information processed 0.0
Transient MWEBV processed 0.1
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) = 13h46m38.64s, 60d02m57.48s
semi major axis, semi minor axis (arcsec) = 4.62, 4.62
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 91.68 2.59 18.994 0.031 AB
SDSS_u 237.91 4.92 17.959 0.022 AB
SDSS_g 472.21 5.76 17.215 0.013 AB
PanSTARRS_g 464.36 1.37 17.233 0.003 AB
SDSS_r 613.35 6.73 16.931 0.012 AB
PanSTARRS_r 600.16 1.47 16.954 0.003 AB
SDSS_i 691.65 7.51 16.800 0.012 AB
PanSTARRS_i 645.45 1.52 16.875 0.003 AB
PanSTARRS_z 727.66 3.23 16.745 0.005 AB
SDSS_z 804.03 15.4 16.637 0.021 AB
PanSTARRS_y 778.72 7.09 16.672 0.010 AB
2MASS_J 892.83 106.67 15.628 0.130 Vega
2MASS_H 757.37 170.22 15.334 0.244 Vega
2MASS_K 862.79 178.74 14.722 0.225 Vega

Aperture details

RA, DEC (J2000) = 13h46m38.39s, 60d03m00.58s
semi major axis, semi minor axis (arcsec) = 18.32, 5.63
angle (degrees, anti-clockwise from east) = -23.24

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 172.56 3.62 18.308 0.023 AB
GALEX_NUV 231.91 2.42 17.987 0.011 AB
SDSS_u 477.3 8.72 17.203 0.020 AB
SDSS_g 963.58 8.49 16.440 0.010 AB
PanSTARRS_g 974.6 2.87 16.428 0.003 AB
SDSS_r 1319.06 10.43 16.099 0.009 AB
PanSTARRS_r 1300.52 3.1 16.115 0.003 AB
SDSS_i 1511.83 12.27 15.951 0.009 AB
PanSTARRS_i 1455.68 3.2 15.992 0.002 AB
PanSTARRS_z 1624.67 6.79 15.873 0.005 AB
SDSS_z 1836.16 31.81 15.740 0.019 AB
PanSTARRS_y 1814.98 15.01 15.753 0.009 AB
2MASS_J 1931.94 276.0 14.790 0.155 Vega
2MASS_H 2110.0 437.35 14.222 0.225 Vega
2MASS_K 1428.38 463.43 14.175 0.352 Vega
WISE_W1 989.31 23.93 13.713 0.026 Vega
WISE_W2 574.81 27.17 13.662 0.051 Vega
WISE_W3 1689.67 124.93 10.656 0.080 Vega
WISE_W4 2456.86 613.13 8.804 0.271 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})\, 8.358 8.783 9.031
{\rm log}_{10}({\rm SFR}) -0.189 0.200 0.584
{\rm log}_{10}({\rm sSFR}) -9.100 -8.513 -7.923
{\rm stellar\ age} 0.085 3.165 7.591

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.678 -1.227 -0.532
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.860 -1.231 0.281

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.224 0.728 1.228
\delta -0.514 -0.043 0.110
\tau_1/\tau_2 0.543 1.033 1.529
Q_{PAH} 0.521 1.660 3.272
U_{min} 3.529 9.846 18.466
{\rm log}_{10}(\gamma_e)\, -3.631 -2.796 -1.465

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.388 -2.996 -0.655
{\rm log}_{10}(\tau_{AGN})\, 0.903 1.344 1.900

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.871 -1.121 -0.626
0.03-0.10 Gyr -0.039 0.357 0.741
0.10-0.33 Gyr -3.168 -1.308 -0.136
0.33-1.10 Gyr -5.102 -2.381 -0.998
1.10-3.65 Gyr -6.081 -2.423 -1.016
3.65-12.12 Gyr -6.802 -2.388 -1.038
12.12-13.47 Gyr -7.179 -2.168 -0.548

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.709 8.998 9.174
{\rm log}_{10}({\rm SFR}) -0.076 0.143 0.419
{\rm log}_{10}({\rm sSFR}) -9.221 -8.865 -8.329
{\rm stellar\ age} 1.558 5.175 7.230

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.639 -0.375 -0.218
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.533 0.072 0.398

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.148 0.245 0.386
\delta -0.743 -0.476 -0.252
\tau_1/\tau_2 0.523 0.904 1.302
Q_{PAH} 0.356 0.958 2.064
U_{min} 2.794 7.534 14.381
{\rm log}_{10}(\gamma_e)\, -3.614 -2.953 -2.086

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.059 -2.969 -2.239
{\rm log}_{10}(\tau_{AGN})\, 0.890 1.245 1.784

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.794 -0.973 -0.698
0.03-0.10 Gyr 0.066 0.295 0.576
0.10-0.33 Gyr -1.950 -0.568 -0.065
0.33-1.10 Gyr -2.489 -1.004 -0.579
1.10-3.65 Gyr -2.630 -1.046 -0.720
3.65-12.12 Gyr -2.859 -1.180 -0.791
12.12-13.47 Gyr -2.955 -1.164 -0.516