2025shg

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Information

Transient

Name: AT2025shg
Right ascension: 21h32m27.54s
Declination: -11d00m48.91s
Discovery Date: July 24, 2025, 9:56 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.039

Host

Name:
Right ascension: 21h32m27.67s
Declination: -11d00m48.33s
Redshift: None
Photometric Redshift: 0.144
 

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
no valid phot
 status
Local host SED inference
Local host SED inference
not 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 6.47
Cutout download processed 21.73
Global aperture construction processed 2.92
Local aperture photometry processed 5.54
Global aperture photometry processed 4.99
Validate local photometry no valid phot 0.02
Validate global photometry processed 13.89
Host information processed 0.14
Global host SED inference processed 485.49
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
Processing status blocked 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) = 21h32m27.54s, -11d00m48.91s
semi major axis, semi minor axis (arcsec) = 0.79, 0.79
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 21h32m27.67s, -11d00m47.91s
semi major axis, semi minor axis (arcsec) = 4.59, 3.78
angle (degrees, anti-clockwise from east) = -139.44

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.8 1.43 22.450 0.409 AB
GALEX_NUV 4.12 0.55 22.363 0.145 AB
DES_g 17.64 0.28 20.784 0.017 AB
PanSTARRS_g 17.43 0.99 20.797 0.062 AB
PanSTARRS_r 20.13 1.3 20.640 0.070 AB
DES_r 27.16 0.76 20.315 0.030 AB
PanSTARRS_i 27.02 0.93 20.321 0.037 AB
PanSTARRS_z 34.49 2.95 20.056 0.093 AB
DES_z 42.59 1.96 19.827 0.050 AB
PanSTARRS_y 9.02 6.73 21.512 0.810 AB
2MASS_J 175.48 121.21 17.395 0.750 Vega
2MASS_H 77.14 194.22 17.814 2.733 Vega
2MASS_K 246.68 227.78 16.082 1.003 Vega
WISE_W1 42.57 11.7 17.128 0.299 Vega
WISE_W2 40.59 16.31 16.540 0.436 Vega
WISE_W3 19.52 71.13 15.500 3.956 Vega
WISE_W4 -305.69 439.38 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

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})\, 8.796 9.094 9.381
{\rm log}_{10}({\rm SFR}) -1.211 0.475 0.895
{\rm log}_{10}({\rm sSFR}) -10.393 -8.663 -7.923
{\rm stellar\ age} 0.085 0.383 4.424

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.489 -0.863 -0.125
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.453 -0.566 0.140

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.573 0.952 1.480
\delta -0.064 0.157 0.311
\tau_1/\tau_2 0.542 1.065 1.543
Q_{PAH} 0.998 3.007 5.292
U_{min} 4.313 11.381 19.179
{\rm log}_{10}(\gamma_e)\, -2.940 -1.877 -0.726

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.910 -1.729 -0.612
{\rm log}_{10}(\tau_{AGN})\, 1.012 1.402 1.853

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.844 -2.393 -1.006
0.03-0.10 Gyr -1.256 0.638 1.058
0.10-0.32 Gyr -2.329 0.153 0.876
0.32-1.04 Gyr -4.394 -2.033 -0.272
1.04-3.33 Gyr -6.941 -3.308 -0.772
3.33-10.73 Gyr -7.515 -3.697 -0.924
10.73-11.93 Gyr -7.999 -3.439 -0.663