2025whg

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Information

Transient

Name: AT2025whg
Right ascension: 4h25m42.41s
Declination: -10d58m09.65s
Discovery Date: Aug. 25, 2025, 10:53 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.048

Host

Name:
Right ascension: 4h25m42.44s
Declination: -10d58m08.19s
Redshift: None
Photometric Redshift: 0.172
 

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 6.31
Cutout download processed 6.68
Global aperture construction processed 0.72
Local aperture photometry processed 2.91
Global aperture photometry processed 2.42
Validate local photometry no valid phot 0.02
Validate global photometry processed 8.39
Host information processed 0.15
Global host SED inference processed 389.98
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
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) = 4h25m42.41s, -10d58m09.65s
semi major axis, semi minor axis (arcsec) = 0.69, 0.69
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) = 4h25m42.43s, -10d58m07.99s
semi major axis, semi minor axis (arcsec) = 4.29, 3.5
angle (degrees, anti-clockwise from east) = -68.88

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.55 1.84 22.256 0.440 AB
GALEX_NUV 7.32 1.83 21.739 0.271 AB
PanSTARRS_g 43.14 0.85 19.813 0.021 AB
PanSTARRS_r 71.29 1.11 19.267 0.017 AB
PanSTARRS_i 100.44 1.02 18.895 0.011 AB
2MASS_J -184.31 91.1 Vega
2MASS_H 197.7 123.93 16.792 0.681 Vega
2MASS_K 198.48 188.51 16.318 1.031 Vega
WISE_W1 43.61 8.48 17.102 0.211 Vega
WISE_W2 45.61 10.4 16.413 0.248 Vega
WISE_W3 183.9 59.87 13.065 0.353 Vega
WISE_W4 1020.74 381.53 9.758 0.406 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})\, 9.793 9.933 10.081
{\rm log}_{10}({\rm SFR}) -0.100 0.254 0.547
{\rm log}_{10}({\rm sSFR}) -10.150 -9.704 -9.323
{\rm stellar\ age} 4.154 5.539 6.553

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.202 -0.712 -0.303
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.134 0.144 0.349

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.142 0.241 0.391
\delta -0.800 -0.461 -0.044
\tau_1/\tau_2 0.710 1.076 1.443
Q_{PAH} 0.540 1.408 2.799
U_{min} 2.847 7.629 14.635
{\rm log}_{10}(\gamma_e)\, -3.039 -2.215 -1.324

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.181 -2.783 -1.847
{\rm log}_{10}(\tau_{AGN})\, 0.971 1.357 1.824

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.239 0.078 0.332
0.03-0.10 Gyr -0.141 0.306 0.650
0.10-0.32 Gyr 0.027 0.352 0.606
0.32-1.02 Gyr -0.172 0.164 0.416
1.02-3.27 Gyr -0.256 0.047 0.273
3.27-10.46 Gyr -0.305 0.001 0.242
10.46-11.62 Gyr -0.551 0.022 0.496