2025chx

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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
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 1.78
Cutout download processed 5.18
Global aperture construction processed 0.59
Local aperture photometry processed 3.91
Global aperture photometry processed 4.22
Validate local photometry processed 0.02
Validate global photometry processed 12.01
Host information processed 0.09
Global host SED inference processed 392.16
Local host SED inference processed 455.34
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
Processing status completed N/A N/A
 

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) = 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
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

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