2025chd results

Information

Transient
Name:AT2025chd
Right ascension: 2h29m00.54s
Declination:-25d03m03.86s
Discovery Date:Feb. 18, 2025, 5:32 a.m.
Classification:None
Redshift:None
MW E(B-V):0.015
Host
Name:2025chd
Right ascension: 2h29m00.54s
Declination:-25d03m03.91s
Redshift:None
Photometric Redshift:0.135
 

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: blocked

Task Name Status Time (s)
Cutout download processed 8.34
Transient MWEBV processed 0.05
Host match processed 1.71
Host information processed 0.1
Host MWEBV processed 0.11
Global aperture construction processed 0.59
Global aperture photometry processed 5.17
Validate global photometry processed 13.62
Global host SED inference processed 403.45
Local aperture photometry processed 5.29
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):2h29m00.54s, -25d03m03.89s
semi major axis, semi minor axis (arcsec):9.58, 5.39
angle (degrees, anti-clockwise from east):-2.18
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 32.53 5.02 20.119 0.167 AB
GALEX_NUV 37.24 3.63 19.972 0.106 AB
DES_g 228.66 0.56 18.002 0.003 AB
PanSTARRS_g 219.79 1.64 18.045 0.008 AB
PanSTARRS_r 387.12 2.46 17.430 0.007 AB
DES_r 427.19 0.81 17.323 0.002 AB
PanSTARRS_i 537.99 2.27 17.073 0.005 AB
PanSTARRS_z 637.77 5.69 16.888 0.010 AB
DES_z 676.15 3.24 16.825 0.005 AB
PanSTARRS_y 675.95 12.27 16.825 0.020 AB
2MASS_J 717.27 239.82 15.866 0.363 Vega
2MASS_H 599.83 331.82 15.587 0.601 Vega
2MASS_K 392.89 417.52 15.577 1.154 Vega
WISE_W1 645.48 21.15 14.176 0.036 Vega
WISE_W2 423.78 24.7 13.993 0.063 Vega
WISE_W3 1173.61 97.15 11.052 0.090 Vega
WISE_W4 940.08 593.19 9.847 0.685 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})\, 10.651 10.700 10.757
{\rm log}_{10}({\rm SFR}) 0.429 0.627 0.859
{\rm log}_{10}({\rm sSFR}) -10.280 -10.075 -9.850
{\rm stellar\ age} 5.646 6.424 7.251

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.709 -0.444 -0.232
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.730 -1.115 0.143

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.270 0.403 0.582
\delta 0.119 0.281 0.365
\tau_1/\tau_2 0.635 0.957 1.279
Q_{PAH} 0.845 2.162 3.926
U_{min} 2.413 6.827 13.592
{\rm log}_{10}(\gamma_e)\, -3.149 -2.313 -1.590

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.004 -2.639 -1.757
{\rm log}_{10}(\tau_{AGN})\, 0.937 1.303 1.776

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.284 0.470 0.611
0.03-0.10 Gyr 0.411 0.685 0.964
0.10-0.32 Gyr 0.375 0.637 0.868
0.32-1.04 Gyr 0.365 0.608 0.792
1.04-3.36 Gyr 0.524 0.785 0.974
3.36-10.83 Gyr 0.683 0.849 0.953
10.83-12.04 Gyr 0.439 0.889 1.266