2025vpt

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Information

Transient

Name: AT2025vpt
Right ascension: 0h20m58.66s
Declination: -55d39m48.10s
Discovery Date: Aug. 27, 2025, 7:21 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.008

Host

Name:
Right ascension: 0h20m58.48s
Declination: -55d39m46.70s
Redshift: None
Photometric Redshift: 0.085
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 23.52
Transient MWEBV processed 0.06
Host match processed 7.95
Host information processed 0.13
Host MWEBV processed 0.04
Global aperture construction processed 0.25
Global aperture photometry processed 0.74
Validate global photometry processed 1.01
Global host SED inference processed 446.21
Local aperture photometry processed 0.98
Validate local photometry no valid phot 0.01
Local host SED inference not processed None
 

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) = 0h20m58.66s, -55d39m48.10s
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

Data not available


Aperture details

RA, DEC (J2000) = 0h20m58.46s, -55d39m46.64s
semi major axis, semi minor axis (arcsec) = 9.21, 7.08
angle (degrees, anti-clockwise from east) = -89.33

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 19.22 3.48 20.690 0.196 AB
GALEX_NUV 22.58 2.56 20.516 0.123 AB
2MASS_J 328.34 188.84 16.714 0.624 Vega
2MASS_H 867.79 265.54 15.186 0.332 Vega
2MASS_K 366.87 352.51 15.651 1.043 Vega
WISE_W1 148.54 12.71 15.771 0.093 Vega
WISE_W2 85.24 14.67 15.734 0.187 Vega
WISE_W3 155.44 86.66 13.247 0.605 Vega
WISE_W4 -154.93 468.91 Vega
 

Imaging data

Click the image to load the interactive plot.


 

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})\, 9.350 9.566 9.798
{\rm log}_{10}({\rm SFR}) -0.416 -0.126 0.215
{\rm log}_{10}({\rm sSFR}) -10.108 -9.683 -9.196
{\rm stellar\ age} 3.734 6.334 8.087

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.034 -0.338 -0.030
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.020 -0.338 -0.093

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.130 0.258 0.445
\delta -0.653 -0.270 0.042
\tau_1/\tau_2 0.442 0.860 1.354
Q_{PAH} 0.543 1.527 3.838
U_{min} 2.500 7.489 14.166
{\rm log}_{10}(\gamma_e)\, -3.151 -2.031 -0.794

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.380 -3.319 -2.060
{\rm log}_{10}(\tau_{AGN})\, 1.055 1.558 1.937

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.493 -0.062 0.237
0.03-0.10 Gyr -0.930 -0.231 0.270
0.10-0.33 Gyr -1.152 -0.319 0.147
0.33-1.07 Gyr -1.423 -0.462 0.006
1.07-3.48 Gyr -1.375 -0.487 -0.184
3.48-11.38 Gyr -1.193 -0.421 -0.094
11.38-12.64 Gyr -1.214 -0.328 0.312