2025vfk

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Information

Transient

Name: AT2025vfk
Right ascension: 15h58m09.07s
Declination: 48d11m38.54s
Discovery Date: Aug. 23, 2025, 9:45 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.019

Host

Name: SDSSJ155809.07+48113
Right ascension: 15h58m09.12s
Declination: 48d11m38.18s
Redshift: 0.071242
Photometric Redshift: 0.071
 

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 4.6
Cutout download processed 18.49
Global aperture construction processed 0.77
Local aperture photometry processed 4.65
Global aperture photometry processed 4.24
Validate local photometry processed 0.02
Validate global photometry processed 11.83
Host information processed 0.16
Global host SED inference processed 409.67
Local host SED inference processed 475.55
Transient information processed 0.0
Transient MWEBV processed 0.05
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) = 15h58m09.07s, 48d11m38.54s
semi major axis, semi minor axis (arcsec) = 1.47, 1.47
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 67.89 0.56 19.320 0.009 AB
SDSS_r 139.58 3.12 18.538 0.024 AB
PanSTARRS_r 135.02 0.53 18.574 0.004 AB
SDSS_i 203.53 3.84 18.128 0.020 AB
PanSTARRS_i 211.47 0.46 18.087 0.002 AB
PanSTARRS_z 249.72 1.3 17.906 0.006 AB
PanSTARRS_y 302.69 2.32 17.698 0.008 AB

Aperture details

RA, DEC (J2000) = 15h58m09.06s, 48d11m38.25s
semi major axis, semi minor axis (arcsec) = 6.88, 3.96
angle (degrees, anti-clockwise from east) = -148.03

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 9.0 0.49 21.515 0.059 AB
PanSTARRS_g 180.95 1.9 18.256 0.011 AB
SDSS_r 346.57 5.23 17.551 0.016 AB
PanSTARRS_r 347.21 1.66 17.549 0.005 AB
SDSS_i 506.99 6.86 17.138 0.015 AB
PanSTARRS_i 499.09 1.46 17.155 0.003 AB
PanSTARRS_z 600.69 4.39 16.953 0.008 AB
PanSTARRS_y 700.38 7.98 16.787 0.012 AB
2MASS_J 829.01 136.28 15.709 0.178 Vega
2MASS_H 1077.36 230.18 14.952 0.232 Vega
2MASS_K 920.7 197.02 14.652 0.232 Vega
WISE_W1 453.27 11.25 14.560 0.027 Vega
WISE_W2 360.2 15.5 14.170 0.047 Vega
WISE_W3 1034.14 44.05 11.190 0.046 Vega
WISE_W4 2745.29 333.89 8.684 0.132 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})\, 9.784 9.907 10.059
{\rm log}_{10}({\rm SFR}) -1.025 -0.458 0.053
{\rm log}_{10}({\rm sSFR}) -10.985 -10.374 -9.807
{\rm stellar\ age} 6.563 7.722 10.690

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.618 -1.118 -0.617
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.462 -0.005 0.342

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.555 0.994 1.394
\delta -0.644 -0.275 0.124
\tau_1/\tau_2 0.668 1.043 1.416
Q_{PAH} 0.729 2.255 4.640
U_{min} 2.711 8.044 15.308
{\rm log}_{10}(\gamma_e)\, -3.318 -2.027 -0.828

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.765 -1.716 -0.479
{\rm log}_{10}(\tau_{AGN})\, 0.986 1.359 1.828

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.048 -0.545 -0.143
0.03-0.10 Gyr -1.369 -0.512 0.138
0.10-0.33 Gyr -1.872 -0.704 -0.124
0.33-1.07 Gyr -2.267 -0.765 -0.212
1.07-3.52 Gyr -2.256 -0.533 -0.008
3.52-11.53 Gyr -0.638 -0.004 0.196
11.53-12.81 Gyr -0.389 0.236 1.030

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.128 10.186 10.270
{\rm log}_{10}({\rm SFR}) -0.828 -0.495 -0.149
{\rm log}_{10}({\rm sSFR}) -11.046 -10.675 -10.319
{\rm stellar\ age} 7.155 7.934 10.546

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.975 -0.676 -0.474
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.480 0.035 0.373

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.235 0.364 0.569
\delta -0.733 -0.414 -0.126
\tau_1/\tau_2 0.660 1.004 1.372
Q_{PAH} 0.516 1.461 3.166
U_{min} 2.681 7.627 14.601
{\rm log}_{10}(\gamma_e)\, -3.278 -2.318 -1.273

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.700 -1.400 -1.140
{\rm log}_{10}(\tau_{AGN})\, 1.093 1.390 1.683

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.151 -0.661 -0.395
0.03-0.10 Gyr -0.894 -0.459 -0.038
0.10-0.33 Gyr -1.058 -0.470 -0.092
0.33-1.07 Gyr -1.284 -0.567 -0.146
1.07-3.52 Gyr -1.140 -0.295 0.104
3.52-11.53 Gyr -0.020 0.334 0.446
11.53-12.81 Gyr 0.045 0.570 1.250