2025chu results

Information

Transient
Name:AT2025chu
Right ascension: 3h18m37.78s
Declination:4d42m13.86s
Discovery Date:Feb. 18, 2025, 2:53 a.m.
Classification:None
Redshift:None
MW E(B-V):0.123
Host
Name:2025chu
Right ascension: 3h18m37.73s
Declination:4d42m14.07s
Redshift:None
Photometric Redshift:0.126
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
GALEX_NUV
GALEX_FUV
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 12.68
Transient MWEBV processed 0.09
Host match processed 1.87
Host information processed 0.08
Host MWEBV processed 0.06
Global aperture construction processed 0.67
Global aperture photometry processed 4.36
Validate global photometry processed 12.9
Global host SED inference processed 423.02
Local aperture photometry processed 4.19
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):3h18m37.72s, 4d42m14.29s
semi major axis, semi minor axis (arcsec):5.23, 2.88
angle (degrees, anti-clockwise from east):-39.01
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 26.64 2.95 20.336 0.120 AB
SDSS_g 53.93 2.18 19.570 0.044 AB
PanSTARRS_g 56.95 1.13 19.511 0.021 AB
SDSS_r 96.49 3.04 18.939 0.034 AB
PanSTARRS_r 89.45 1.05 19.021 0.013 AB
SDSS_i 127.61 3.99 18.635 0.034 AB
PanSTARRS_i 117.32 1.0 18.727 0.009 AB
PanSTARRS_z 137.12 2.15 18.557 0.017 AB
SDSS_z 150.83 10.84 18.454 0.078 AB
PanSTARRS_y 152.99 5.77 18.438 0.041 AB
2MASS_J 262.92 116.06 16.956 0.479 Vega
2MASS_H 149.63 157.93 17.095 1.146 Vega
2MASS_K -10.48 209.18 Vega
WISE_W1 91.49 10.65 16.298 0.126 Vega
WISE_W2 65.5 16.04 16.020 0.266 Vega
WISE_W3 87.54 90.67 13.870 1.124 Vega
WISE_W4 332.15 476.98 10.977 1.559 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.394 9.702 9.859
{\rm log}_{10}({\rm SFR}) -0.427 0.461 0.981
{\rm log}_{10}({\rm sSFR}) -10.145 -9.247 -8.544
{\rm stellar\ age} 1.042 4.341 6.339

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.486 -0.880 -0.326
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.642 -0.610 0.201

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.224 0.373 0.552
\delta -0.837 -0.549 -0.141
\tau_1/\tau_2 0.484 0.933 1.376
Q_{PAH} 0.836 2.239 4.300
U_{min} 2.951 8.922 16.527
{\rm log}_{10}(\gamma_e)\, -3.147 -2.107 -0.934

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.031 -2.548 -1.596
{\rm log}_{10}(\tau_{AGN})\, 0.994 1.458 1.910

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.801 -0.621 -0.139
0.03-0.10 Gyr -0.361 0.608 1.139
0.10-0.32 Gyr -0.902 0.407 0.848
0.32-1.05 Gyr -2.105 -0.147 0.413
1.05-3.38 Gyr -2.405 -0.394 0.062
3.38-10.93 Gyr -2.360 -0.539 -0.080
10.93-12.14 Gyr -2.447 -0.500 0.190