2025syx

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Information

Transient

Name: AT2025syx
Right ascension: 23h32m36.14s
Declination: -28d31m30.46s
Discovery Date: July 29, 2025, 10:25 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.018

Host

Name: 133494
Right ascension: 23h32m36.31s
Declination: -28d31m29.57s
Redshift: 0.024997
Photometric Redshift:
 

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 5.27
Cutout download processed 17.58
Global aperture construction processed 0.64
Local aperture photometry processed 4.04
Global aperture photometry processed 3.69
Validate local photometry processed 0.02
Validate global photometry processed 10.61
Host information processed 0.17
Global host SED inference processed 393.91
Local host SED inference processed 614.87
Transient information processed 0.0
Transient MWEBV processed 0.03
Host MWEBV processed 0.04
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) = 23h32m36.14s, -28d31m30.46s
semi major axis, semi minor axis (arcsec) = 3.97, 3.97
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 2118.24 1.56 15.585 0.001 AB
PanSTARRS_r 3702.07 1.9 14.979 0.001 AB
PanSTARRS_i 4796.55 1.91 14.698 0.000 AB
PanSTARRS_z 5855.71 4.24 14.481 0.001 AB
PanSTARRS_y 7120.89 8.15 14.269 0.001 AB
2MASS_J 8213.78 95.05 13.219 0.013 Vega
2MASS_H 10531.39 125.46 12.476 0.013 Vega
2MASS_K 9265.29 151.94 12.145 0.018 Vega

Aperture details

RA, DEC (J2000) = 23h32m36.29s, -28d31m28.90s
semi major axis, semi minor axis (arcsec) = 16.51, 13.07
angle (degrees, anti-clockwise from east) = -8.5

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 286.9 11.49 17.756 0.043 AB
GALEX_NUV 609.44 8.43 16.938 0.015 AB
PanSTARRS_g 5841.77 4.77 14.484 0.001 AB
PanSTARRS_r 10057.33 5.39 13.894 0.001 AB
PanSTARRS_i 12737.09 6.06 13.637 0.001 AB
PanSTARRS_z 15458.37 14.69 13.427 0.001 AB
PanSTARRS_y 19215.58 29.56 13.191 0.002 AB
2MASS_J 23467.47 341.53 12.079 0.016 Vega
2MASS_H 28266.49 455.82 11.404 0.018 Vega
2MASS_K 25544.27 559.56 11.044 0.024 Vega
WISE_W1 13359.87 70.48 10.886 0.006 Vega
WISE_W2 8577.55 77.37 10.728 0.010 Vega
WISE_W3 50963.83 269.98 6.958 0.006 Vega
WISE_W4 96172.51 2688.05 4.822 0.030 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})\, 9.970 10.145 10.266
{\rm log}_{10}({\rm SFR}) -0.763 -0.107 0.500
{\rm log}_{10}({\rm sSFR}) -10.970 -10.277 -9.458
{\rm stellar\ age} 3.587 6.430 8.473

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.053 -0.508 -0.148
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.718 -1.050 0.114

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.366 0.733 1.158
\delta -0.643 -0.247 0.111
\tau_1/\tau_2 0.515 0.902 1.328
Q_{PAH} 0.593 1.823 4.646
U_{min} 2.798 7.989 14.899
{\rm log}_{10}(\gamma_e)\, -3.181 -1.819 -0.555

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.401 -2.579 -1.172
{\rm log}_{10}(\tau_{AGN})\, 0.805 1.263 1.897

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.496 0.033 0.419
0.03-0.10 Gyr -1.457 -0.270 0.531
0.10-0.33 Gyr -1.301 -0.181 0.625
0.33-1.10 Gyr -0.759 0.103 0.658
1.10-3.64 Gyr -0.468 0.227 0.541
3.64-12.08 Gyr -0.638 0.090 0.383
12.08-13.42 Gyr -0.743 0.141 0.785

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.495 10.591 10.690
{\rm log}_{10}({\rm SFR}) 0.602 0.852 1.059
{\rm log}_{10}({\rm sSFR}) -10.043 -9.744 -9.489
{\rm stellar\ age} 6.382 7.575 9.196

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.773 -0.420 -0.130
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.268 -0.509 0.161

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.413 0.686 0.915
\delta -0.406 -0.148 -0.024
\tau_1/\tau_2 0.785 1.136 1.457
Q_{PAH} 0.346 0.925 1.999
U_{min} 2.806 7.700 13.751
{\rm log}_{10}(\gamma_e)\, -3.042 -2.199 -1.674

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.325 -3.415 -2.474
{\rm log}_{10}(\tau_{AGN})\, 1.127 1.688 2.014

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.533 0.731 0.903
0.03-0.10 Gyr 0.561 0.900 1.142
0.10-0.33 Gyr -0.013 0.601 0.941
0.33-1.10 Gyr -0.293 0.277 0.633
1.10-3.64 Gyr -0.056 0.417 0.665
3.64-12.08 Gyr 0.429 0.669 0.831
12.08-13.42 Gyr 0.340 0.825 1.365