2025vhj

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Information

Transient

Name: AT2025vhj
Right ascension: 21h56m36.37s
Declination: -10d07m06.17s
Discovery Date: Aug. 24, 2025, 7:50 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.031

Host

Name:
Right ascension: 21h56m36.36s
Declination: -10d07m06.31s
Redshift: 0.084428
Photometric Redshift: 0.095
 

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 6.35
Cutout download processed 14.66
Global aperture construction processed 0.64
Local aperture photometry processed 5.8
Global aperture photometry processed 4.87
Validate local photometry processed 0.02
Validate global photometry processed 12.46
Host information processed 0.16
Global host SED inference processed 437.88
Local host SED inference processed 435.64
Transient information processed 0.0
Transient MWEBV processed 0.04
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) = 21h56m36.37s, -10d07m06.17s
semi major axis, semi minor axis (arcsec) = 1.26, 1.26
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 106.83 0.35 18.828 0.004 AB
PanSTARRS_r 215.69 0.44 18.065 0.002 AB
DES_r 246.08 1.3 17.922 0.006 AB
PanSTARRS_i 344.36 0.35 17.557 0.001 AB
PanSTARRS_z 446.28 1.11 17.276 0.003 AB
DES_z 524.49 3.05 17.101 0.006 AB
PanSTARRS_y 488.71 2.53 17.177 0.006 AB

Aperture details

RA, DEC (J2000) = 21h56m36.36s, -10d07m05.90s
semi major axis, semi minor axis (arcsec) = 12.41, 6.84
angle (degrees, anti-clockwise from east) = -160.31

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 514.18 0.89 17.122 0.002 AB
PanSTARRS_g 546.76 1.99 17.056 0.004 AB
PanSTARRS_r 1060.8 2.44 16.336 0.002 AB
DES_r 1088.65 2.89 16.308 0.003 AB
PanSTARRS_i 1534.89 2.1 15.935 0.001 AB
PanSTARRS_z 1896.35 7.3 15.705 0.004 AB
DES_z 1926.37 6.24 15.688 0.004 AB
PanSTARRS_y 2129.04 18.05 15.580 0.009 AB
2MASS_J 2723.86 233.44 14.417 0.093 Vega
2MASS_H 2898.1 373.52 13.877 0.140 Vega
2MASS_K 2413.0 420.76 13.606 0.189 Vega
WISE_W1 1561.72 29.88 13.217 0.021 Vega
WISE_W2 1149.73 39.67 12.910 0.037 Vega
WISE_W3 3389.44 135.15 9.901 0.043 Vega
WISE_W4 4716.75 927.0 8.096 0.213 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})\, 10.119 10.251 10.380
{\rm log}_{10}({\rm SFR}) -1.267 -0.334 0.332
{\rm log}_{10}({\rm sSFR}) -11.532 -10.617 -9.942
{\rm stellar\ age} 4.078 7.187 9.559

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.447 -0.721 -0.333
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.712 -0.940 0.073

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.448 0.960 1.411
\delta -0.659 -0.372 -0.017
\tau_1/\tau_2 0.610 0.990 1.391
Q_{PAH} 0.551 1.700 3.970
U_{min} 2.963 8.366 16.170
{\rm log}_{10}(\gamma_e)\, -3.161 -1.669 -0.789

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.917 -1.409 -0.552
{\rm log}_{10}(\tau_{AGN})\, 1.033 1.482 1.946

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.736 -0.548 -0.114
0.03-0.10 Gyr -1.721 -0.341 0.444
0.10-0.33 Gyr -1.592 -0.344 0.464
0.33-1.07 Gyr -1.558 -0.197 0.510
1.07-3.48 Gyr -1.289 0.009 0.520
3.48-11.38 Gyr -0.921 0.275 0.525
11.38-12.65 Gyr -0.833 0.451 1.220

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.789 10.874 10.996
{\rm log}_{10}({\rm SFR}) -1.438 -0.202 0.420
{\rm log}_{10}({\rm sSFR}) -12.374 -11.128 -10.372
{\rm stellar\ age} 7.177 8.123 11.788

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.096 -0.717 -0.490
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.761 -0.969 0.129

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.234 0.377 0.571
\delta -0.690 -0.253 0.121
\tau_1/\tau_2 0.578 0.976 1.423
Q_{PAH} 0.692 1.675 3.401
U_{min} 2.777 8.091 15.967
{\rm log}_{10}(\gamma_e)\, -3.079 -2.135 -1.271

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.557 -1.297 -1.020
{\rm log}_{10}(\tau_{AGN})\, 1.105 1.406 1.629

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.158 -0.292 0.323
0.03-0.10 Gyr -2.479 -0.292 0.485
0.10-0.33 Gyr -3.097 -0.420 0.413
0.33-1.07 Gyr -3.408 -0.562 0.311
1.07-3.48 Gyr -2.482 -0.020 0.711
3.48-11.38 Gyr -0.432 0.966 1.154
11.38-12.65 Gyr 0.410 1.329 2.121