2024ldj

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Information

Transient

Name: AT2024ldj
Right ascension: 1h50m00.06s
Declination: 21d11m11.49s
Discovery Date: June 7, 2024, 11:23 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.071

Host

Name: 2024ldj
Right ascension: 1h49m59.82s
Declination: 21d11m10.87s
Redshift: None
Photometric Redshift: 0.170
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.22
Cutout download processed 17.75
Global aperture construction processed 0.77
Local aperture photometry processed 5.88
Global aperture photometry processed 6.16
Validate local photometry no valid phot 0.03
Validate global photometry processed 15.49
Host information processed 0.12
Global host SED inference processed 494.09
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.05
Log transient processing status blocked 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) = 1h50m00.06s, 21d11m11.49s
semi major axis, semi minor axis (arcsec) = 0.69, 0.69
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Aperture details

RA, DEC (J2000) = 1h49m59.80s, 21d11m10.85s
semi major axis, semi minor axis (arcsec) = 10.23, 6.42
angle (degrees, anti-clockwise from east) = -144.28

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 13.16 3.03 21.102 0.250 AB
SDSS_u -17.63 8.3 AB
SDSS_g 80.31 3.58 19.138 0.048 AB
DES_g 73.7 0.71 19.231 0.010 AB
PanSTARRS_g 63.62 2.05 19.391 0.035 AB
SDSS_r 89.9 4.76 19.016 0.058 AB
PanSTARRS_r 109.23 2.06 18.804 0.020 AB
DES_r 115.83 1.19 18.740 0.011 AB
SDSS_i 147.29 6.82 18.480 0.050 AB
PanSTARRS_i 148.4 2.8 18.471 0.020 AB
PanSTARRS_z 155.08 4.86 18.424 0.034 AB
SDSS_z 126.78 25.7 18.642 0.220 AB
DES_z 165.04 3.13 18.356 0.021 AB
PanSTARRS_y 186.38 12.44 18.224 0.072 AB
2MASS_J -102.29 188.69 Vega
2MASS_H 442.45 258.01 15.918 0.633 Vega
2MASS_K 65.62 357.93 17.520 5.922 Vega
WISE_W1 98.2 23.09 16.221 0.255 Vega
WISE_W2 50.98 28.14 16.292 0.599 Vega
WISE_W3 212.66 109.94 12.907 0.561 Vega
WISE_W4 -435.06 569.53 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.767 9.950 10.098
{\rm log}_{10}({\rm SFR}) -0.025 0.222 0.422
{\rm log}_{10}({\rm sSFR}) -10.049 -9.734 -9.390
{\rm stellar\ age} 1.740 3.819 5.368

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.309 -0.642 -0.227
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.184 0.345 0.451

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.208 0.379 0.597
\delta -0.664 -0.274 0.045
\tau_1/\tau_2 0.704 1.064 1.407
Q_{PAH} 0.559 1.745 4.920
U_{min} 2.861 8.755 16.519
{\rm log}_{10}(\gamma_e)\, -3.160 -2.020 -0.727

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.901 -2.167 -1.220
{\rm log}_{10}(\tau_{AGN})\, 0.970 1.364 1.802

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.132 0.120 0.335
0.03-0.10 Gyr 0.105 0.581 1.056
0.10-0.32 Gyr 0.148 0.594 0.905
0.32-1.02 Gyr -0.528 0.246 0.571
1.02-3.27 Gyr -0.958 -0.169 0.199
3.27-10.47 Gyr -1.314 -0.406 -0.085
10.47-11.63 Gyr -1.602 -0.475 0.068