2025usv

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Information

Transient

Name: AT2025usv
Right ascension: 19h43m35.36s
Declination: -16d31m01.23s
Discovery Date: Aug. 17, 2025, 6:05 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.121

Host

Name:
Right ascension: 19h43m35.25s
Declination: -16d31m08.15s
Redshift: 0.046215
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 6.98
Cutout download processed 17.65
Global aperture construction processed 0.68
Local aperture photometry processed 4.2
Global aperture photometry processed 3.74
Validate local photometry processed 0.02
Validate global photometry processed 10.31
Host information processed 0.15
Global host SED inference processed 2356.95
Local host SED inference processed 423.28
Transient information processed 0.0
Transient MWEBV processed 0.1
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) = 19h43m35.36s, -16d31m01.23s
semi major axis, semi minor axis (arcsec) = 2.2, 2.2
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 49.76 0.56 19.658 0.012 AB
PanSTARRS_r 75.58 0.79 19.204 0.011 AB
PanSTARRS_i 95.38 0.59 18.951 0.007 AB
PanSTARRS_z 103.52 2.04 18.862 0.021 AB
PanSTARRS_y 135.49 4.05 18.570 0.032 AB

Aperture details

RA, DEC (J2000) = 19h43m35.23s, -16d31m07.81s
semi major axis, semi minor axis (arcsec) = 9.03, 5.8
angle (degrees, anti-clockwise from east) = -122.79

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 2445.55 2.05 15.429 0.001 AB
PanSTARRS_r 3424.67 2.78 15.063 0.001 AB
PanSTARRS_i 3991.94 2.1 14.897 0.001 AB
PanSTARRS_z 4724.58 6.84 14.714 0.002 AB
PanSTARRS_y 5288.07 13.21 14.592 0.003 AB
2MASS_J 7404.92 194.77 13.331 0.029 Vega
2MASS_H 10034.77 275.18 12.529 0.030 Vega
2MASS_K 12379.03 353.02 11.830 0.031 Vega
WISE_W1 11670.15 73.0 11.033 0.007 Vega
WISE_W2 12825.89 90.46 10.291 0.008 Vega
WISE_W3 20638.79 168.53 7.939 0.009 Vega
WISE_W4 46633.84 1814.98 5.608 0.042 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})\, 8.491 8.789 9.022
{\rm log}_{10}({\rm SFR}) -1.368 -0.745 -0.198
{\rm log}_{10}({\rm sSFR}) -10.273 -9.594 -8.782
{\rm stellar\ age} 1.407 4.538 6.936

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.667 -1.140 -0.327
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.175 -0.237 0.146

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.327 0.593 0.918
\delta -0.517 -0.132 0.243
\tau_1/\tau_2 0.765 1.113 1.460
Q_{PAH} 0.797 2.606 4.992
U_{min} 2.916 7.984 15.065
{\rm log}_{10}(\gamma_e)\, -3.156 -1.904 -0.606

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.814 -1.886 -0.691
{\rm log}_{10}(\tau_{AGN})\, 1.021 1.465 1.915

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.380 -0.927 -0.577
0.03-0.10 Gyr -1.521 -0.731 -0.082
0.10-0.33 Gyr -1.595 -0.723 -0.277
0.33-1.09 Gyr -1.885 -0.895 -0.473
1.09-3.59 Gyr -2.284 -1.145 -0.751
3.59-11.82 Gyr -2.925 -1.412 -0.898
11.82-13.14 Gyr -3.114 -1.499 -0.788

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.365 10.469 10.611
{\rm log}_{10}({\rm SFR}) 0.088 0.613 0.949
{\rm log}_{10}({\rm sSFR}) -10.393 -9.900 -9.525
{\rm stellar\ age} 1.921 4.372 6.735

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.556 -0.143 0.107
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.815 -1.616 -1.171

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.268 0.473 0.715
\delta -0.513 0.101 0.323
\tau_1/\tau_2 0.222 0.565 0.980
Q_{PAH} 0.097 0.330 0.776
U_{min} 3.654 8.370 14.520
{\rm log}_{10}(\gamma_e)\, -3.575 -2.732 -1.727

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.002 -0.872 -0.689
{\rm log}_{10}(\tau_{AGN})\, 0.705 0.721 0.749

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.317 0.838 1.114
0.03-0.10 Gyr -0.935 0.350 0.897
0.10-0.33 Gyr -0.457 0.554 1.131
0.33-1.09 Gyr 0.445 1.022 1.372
1.09-3.59 Gyr 0.050 0.691 0.974
3.59-11.82 Gyr -0.936 0.247 0.650
11.82-13.14 Gyr -1.268 0.186 0.848