2025cj

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Information

Transient

Name: AT2025cj
Right ascension: 8h39m07.97s
Declination: 45d07m50.30s
Discovery Date: Jan. 5, 2025, 12:52 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.023

Host

Name: 2025cj
Right ascension: 8h39m09.28s
Declination: 45d07m47.91s
Redshift: 0.037959
Photometric Redshift: 0.033
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 3.35
Cutout download processed 15.98
Global aperture construction processed 0.88
Local aperture photometry processed 6.51
Global aperture photometry processed 6.77
Validate local photometry processed 0.02
Validate global photometry processed 19.04
Host information processed 0.11
Global host SED inference processed 791.97
Local host SED inference processed 627.93
Transient information processed 0.0
Transient MWEBV processed 0.08
Host MWEBV processed 0.08
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) = 8h39m07.97s, 45d07m50.30s
semi major axis, semi minor axis (arcsec) = 2.66, 2.66
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 16.79 2.03 20.837 0.131
SDSS_g 53.86 2.02 19.572 0.041
PanSTARRS_g 59.82 0.45 19.458 0.008
SDSS_r 85.42 2.64 19.071 0.033
PanSTARRS_r 98.31 0.45 18.918 0.005
SDSS_i 111.99 3.26 18.777 0.032
PanSTARRS_i 115.46 0.93 18.744 0.009
PanSTARRS_z 129.3 1.83 18.621 0.015
SDSS_z 128.29 9.77 18.630 0.083
PanSTARRS_y 168.39 4.88 18.334 0.031

Aperture details

RA, DEC (J2000) = 8h39m09.26s, 45d07m47.60s
semi major axis, semi minor axis (arcsec) = 31.02, 26.53
angle (degrees, anti-clockwise from east) = -42.64

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 1554.59 21.64 15.921 0.015
SDSS_g 4335.64 18.72 14.807 0.005
PanSTARRS_g 4617.07 4.84 14.739 0.001
SDSS_i 10484.08 32.83 13.849 0.003
PanSTARRS_i 10176.29 9.79 13.881 0.001
PanSTARRS_z 12335.65 19.57 13.672 0.002
SDSS_z 12785.53 105.26 13.633 0.009
2MASS_J 14662.2 722.68 12.590 0.054
2MASS_H 17624.94 1090.67 11.917 0.067
2MASS_K 15154.65 1296.67 11.611 0.093
WISE_W2 5279.77 86.26 11.254 0.018
WISE_W3 18032.31 448.75 8.086 0.027
WISE_W4 21910.08 2349.96 6.428 0.116
 

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})\, 8.656 8.830 8.988
{\rm log}_{10}({\rm SFR}) -1.462 -1.028 -0.648
{\rm log}_{10}({\rm sSFR}) -10.359 -9.866 -9.401
{\rm stellar\ age} 4.339 6.642 8.301

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.589 -1.017 -0.362
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.405 0.017 0.225

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.325 0.629 0.963
\delta -0.556 -0.185 0.146
\tau_1/\tau_2 0.785 1.103 1.448
Q_{PAH} 0.450 1.795 4.251
U_{min} 2.880 7.762 14.407
{\rm log}_{10}(\gamma_e)\, -3.226 -2.171 -0.963

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.814 -1.887 -0.631
{\rm log}_{10}(\tau_{AGN})\, 0.961 1.422 1.855

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.329 -0.997 -0.678
0.03-0.10 Gyr -1.740 -1.078 -0.617
0.10-0.33 Gyr -1.883 -1.118 -0.651
0.33-1.09 Gyr -1.926 -1.179 -0.762
1.09-3.61 Gyr -1.762 -1.164 -0.896
3.61-11.92 Gyr -1.681 -1.138 -0.888
11.92-13.25 Gyr -1.728 -1.097 -0.534

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.808 10.900 11.027
{\rm log}_{10}({\rm SFR}) 0.062 0.920 1.322
{\rm log}_{10}({\rm sSFR}) -10.922 -9.983 -9.524
{\rm stellar\ age} 7.201 8.460 12.054

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.099 -0.609 -0.380
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.356 0.143 0.402

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.161 0.329 0.575
\delta -0.637 -0.253 0.209
\tau_1/\tau_2 0.565 1.001 1.436
Q_{PAH} 0.857 1.748 3.089
U_{min} 2.724 7.720 15.730
{\rm log}_{10}(\gamma_e)\, -3.649 -2.653 -1.604

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.041 -2.731 -1.562
{\rm log}_{10}(\tau_{AGN})\, 1.005 1.488 1.848

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.612 -0.034 0.625
0.03-0.10 Gyr 0.149 1.041 1.475
0.10-0.33 Gyr -1.651 0.127 0.881
0.33-1.09 Gyr -2.917 -0.405 0.386
1.09-3.61 Gyr -2.104 0.015 0.803
3.61-11.92 Gyr -0.297 0.923 1.141
11.92-13.25 Gyr 0.384 1.364 2.117