2025rlj results

Information

Transient
Name:AT2025rlj
Right ascension: 2h21m44.05s
Declination:-18d08m08.69s
Discovery Date:July 18, 2025, 8:26 a.m.
Classification:None
Redshift:None
MW E(B-V):0.029
Host
Name:
Right ascension: 2h21m43.83s
Declination:-18d08m08.82s
Redshift:None
Photometric Redshift:0.056
 

Cutout Download Report

Downloaded Unavailable
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
DES_g
DES_r
DES_z
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 15.47
Transient MWEBV processed 0.14
Host match processed 7.31
Host information processed 0.14
Host MWEBV processed 0.06
Global aperture construction processed 0.68
Global aperture photometry processed 4.94
Validate global photometry processed 13.53
Global host SED inference processed 711.53
Local aperture photometry processed 5.44
Validate local photometry processed 0.02
Local host SED inference processed 471.43
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):2h21m44.05s, -18d08m08.69s
semi major axis, semi minor axis (arcsec):1.84, 1.84
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 42.54 0.28 19.828 0.007 AB
PanSTARRS_g 36.63 0.49 19.990 0.015 AB
PanSTARRS_r 71.88 0.56 19.258 0.008 AB
DES_r 94.03 0.48 18.967 0.006 AB
PanSTARRS_i 98.43 0.57 18.917 0.006 AB
PanSTARRS_z 134.44 1.49 18.579 0.012 AB
DES_z 163.65 1.94 18.365 0.013 AB
PanSTARRS_y 149.19 2.8 18.466 0.020 AB

Aperture details

RA, DEC (J2000):2h21m43.81s, -18d08m08.77s
semi major axis, semi minor axis (arcsec):8.19, 5.07
angle (degrees, anti-clockwise from east):-75.27
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.26 1.27 23.015 0.610 AB
GALEX_NUV 9.03 2.06 21.510 0.248 AB
DES_g 360.38 0.83 17.508 0.003 AB
PanSTARRS_g 362.75 1.73 17.501 0.005 AB
PanSTARRS_r 702.13 1.92 16.784 0.003 AB
DES_r 808.87 1.42 16.630 0.002 AB
PanSTARRS_i 981.37 1.98 16.420 0.002 AB
PanSTARRS_z 1361.89 5.17 16.065 0.004 AB
DES_z 1433.67 5.79 16.009 0.004 AB
PanSTARRS_y 1528.39 9.73 15.939 0.007 AB
2MASS_J 1906.31 169.7 14.805 0.097 Vega
2MASS_H 2049.09 247.7 14.253 0.131 Vega
2MASS_K 2239.61 325.43 13.687 0.158 Vega
WISE_W1 813.7 18.5 13.925 0.025 Vega
WISE_W2 453.78 21.3 13.919 0.051 Vega
WISE_W3 119.72 60.76 13.531 0.551 Vega
WISE_W4 268.8 367.36 11.206 1.484 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.167 9.303 9.411
{\rm log}_{10}({\rm SFR}) -1.213 -0.749 -0.297
{\rm log}_{10}({\rm sSFR}) -10.574 -10.068 -9.545
{\rm stellar\ age} 5.796 7.327 9.036

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.657 -0.226 0.042
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.829 -1.480 -0.027

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.343 0.673 1.027
\delta -0.783 -0.447 -0.109
\tau_1/\tau_2 0.652 0.972 1.341
Q_{PAH} 1.326 3.105 5.044
U_{min} 3.109 8.073 15.012
{\rm log}_{10}(\gamma_e)\, -3.052 -2.005 -0.990

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.178 -1.349 -0.530
{\rm log}_{10}(\tau_{AGN})\, 0.988 1.477 1.902

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.023 -0.616 -0.314
0.03-0.10 Gyr -1.528 -0.852 -0.282
0.10-0.33 Gyr -1.763 -1.057 -0.533
0.33-1.08 Gyr -1.776 -1.011 -0.587
1.08-3.56 Gyr -1.624 -0.850 -0.545
3.56-11.71 Gyr -0.983 -0.617 -0.428
11.71-13.01 Gyr -1.132 -0.544 0.108

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.255 10.315 10.414
{\rm log}_{10}({\rm SFR}) -1.042 -0.424 0.100
{\rm log}_{10}({\rm sSFR}) -11.481 -10.762 -10.218
{\rm stellar\ age} 7.527 8.477 11.779

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.773 -0.628 -0.522
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.510 -0.363 0.281

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.243 0.356 0.482
\delta -0.964 -0.869 -0.659
\tau_1/\tau_2 0.712 1.080 1.487
Q_{PAH} 0.232 0.896 2.478
U_{min} 2.685 8.109 15.621
{\rm log}_{10}(\gamma_e)\, -2.603 -1.613 -0.741

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.547 -3.699 -2.690
{\rm log}_{10}(\tau_{AGN})\, 1.112 1.658 1.971

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.678 -0.820 -0.423
0.03-0.10 Gyr -1.076 -0.335 0.232
0.10-0.33 Gyr -1.341 -0.396 0.119
0.33-1.08 Gyr -2.199 -0.759 -0.219
1.08-3.56 Gyr -1.834 -0.555 0.027
3.56-11.71 Gyr -0.356 0.437 0.569
11.71-13.01 Gyr 0.203 0.804 1.508