2025chx results

Information

Transient
Name:AT2025chx
Right ascension: 4h26m26.32s
Declination:-19d26m43.38s
Discovery Date:Feb. 21, 2025, 3:02 a.m.
Classification:None
Redshift:None
MW E(B-V):0.032
Host
Name:2025chx
Right ascension: 4h26m26.32s
Declination:-19d26m43.71s
Redshift:None
Photometric Redshift:0.098
 

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_r
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 5.18
Transient MWEBV processed 0.05
Host match processed 1.78
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.59
Global aperture photometry processed 4.22
Validate global photometry processed 12.01
Global host SED inference processed 392.16
Local aperture photometry processed 3.91
Validate local photometry processed 0.02
Local host SED inference processed 455.34
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):4h26m26.32s, -19d26m43.38s
semi major axis, semi minor axis (arcsec):1.11, 1.11
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 102.22 0.39 18.876 0.004 AB
PanSTARRS_z 159.71 1.18 18.392 0.008 AB
PanSTARRS_y 167.92 2.04 18.337 0.013 AB

Aperture details

RA, DEC (J2000):4h26m26.31s, -19d26m43.60s
semi major axis, semi minor axis (arcsec):3.95, 3.64
angle (degrees, anti-clockwise from east):-132.55
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.69 1.83 22.484 0.538 AB
GALEX_NUV 9.23 2.38 21.487 0.280 AB
PanSTARRS_g 103.69 0.91 18.861 0.010 AB
PanSTARRS_r 182.7 1.33 18.246 0.008 AB
DES_r 200.61 0.58 18.144 0.003 AB
PanSTARRS_i 258.09 0.98 17.871 0.004 AB
PanSTARRS_z 310.63 3.7 17.669 0.013 AB
PanSTARRS_y 353.94 6.39 17.528 0.020 AB
2MASS_J 443.29 105.56 16.388 0.259 Vega
2MASS_H 636.84 157.26 15.522 0.268 Vega
2MASS_K 674.13 229.69 14.990 0.370 Vega
WISE_W1 226.82 11.38 15.312 0.054 Vega
WISE_W2 146.44 16.86 15.147 0.125 Vega
WISE_W3 321.66 65.0 12.457 0.219 Vega
WISE_W4 749.02 526.53 10.094 0.763 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.565 9.740 9.904
{\rm log}_{10}({\rm SFR}) -1.041 -0.247 0.401
{\rm log}_{10}({\rm sSFR}) -10.771 -9.974 -9.311
{\rm stellar\ age} 3.165 6.207 8.332

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.627 -1.035 -0.465
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.489 -0.788 0.008

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.365 0.635 0.951
\delta -0.686 -0.361 -0.003
\tau_1/\tau_2 0.641 1.027 1.407
Q_{PAH} 0.701 2.282 5.385
U_{min} 3.292 8.941 15.930
{\rm log}_{10}(\gamma_e)\, -3.091 -1.957 -0.638

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.878 -1.854 -0.619
{\rm log}_{10}(\tau_{AGN})\, 1.000 1.496 1.969

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.493 -0.431 -0.031
0.03-0.10 Gyr -1.335 -0.253 0.497
0.10-0.33 Gyr -1.442 -0.363 0.313
0.33-1.06 Gyr -1.601 -0.291 0.214
1.06-3.45 Gyr -1.612 -0.291 0.048
3.45-11.23 Gyr -1.324 -0.272 0.030
11.23-12.48 Gyr -1.326 -0.190 0.558

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.059 10.122 10.200
{\rm log}_{10}({\rm SFR}) -0.899 -0.476 -0.106
{\rm log}_{10}({\rm sSFR}) -11.006 -10.592 -10.241
{\rm stellar\ age} 6.480 7.312 8.946

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.943 -0.651 -0.451
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.642 -0.445 0.282

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.149 0.270 0.452
\delta -0.689 -0.282 0.088
\tau_1/\tau_2 0.644 0.986 1.341
Q_{PAH} 0.867 2.058 3.752
U_{min} 2.437 7.265 14.123
{\rm log}_{10}(\gamma_e)\, -2.853 -2.037 -1.166

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.964 -2.687 -1.851
{\rm log}_{10}(\tau_{AGN})\, 0.966 1.365 1.854

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.375 -0.756 -0.466
0.03-0.10 Gyr -0.916 -0.423 0.026
0.10-0.33 Gyr -0.698 -0.214 0.141
0.33-1.06 Gyr -0.791 -0.298 0.012
1.06-3.45 Gyr -0.575 -0.068 0.218
3.45-11.23 Gyr 0.028 0.274 0.393
11.23-12.48 Gyr -0.147 0.417 0.988