2025fvn

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Information

Transient

Name: AT2025fvn
Right ascension: 12h20m01.78s
Declination: 1d10m44.74s
Discovery Date: March 26, 2025, 8:53 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.018

Host

Name: 2025fvn
Right ascension: 12h20m01.76s
Declination: 1d10m47.73s
Redshift: 0.108398
Photometric Redshift: 0.098
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.9
Cutout download processed 18.85
Global aperture construction processed 0.61
Local aperture photometry processed 6.15
Global aperture photometry processed 6.49
Validate local photometry processed 0.02
Validate global photometry processed 18.09
Host information processed 0.08
Global host SED inference processed 470.23
Local host SED inference not enough filters 22.23
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Log transient processing status blocked 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) = 12h20m01.78s, 1d10m44.74s
semi major axis, semi minor axis (arcsec) = 1.01, 1.01
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 26.96 0.94 20.323 0.038 AB

Aperture details

RA, DEC (J2000) = 12h20m01.76s, 1d10m47.71s
semi major axis, semi minor axis (arcsec) = 6.5, 5.5
angle (degrees, anti-clockwise from east) = -173.36

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 59.85 2.24 19.457 0.041 AB
GALEX_NUV 97.06 1.56 18.932 0.017 AB
SDSS_u 180.03 5.23 18.262 0.032 AB
SDSS_g 364.54 5.21 17.496 0.016 AB
DES_g 389.74 1.03 17.423 0.003 AB
PanSTARRS_g 387.27 1.36 17.430 0.004 AB
SDSS_r 492.36 6.28 17.169 0.014 AB
PanSTARRS_r 496.51 1.62 17.160 0.004 AB
SDSS_i 646.96 7.55 16.873 0.013 AB
PanSTARRS_i 627.99 1.74 16.905 0.003 AB
PanSTARRS_z 629.68 3.22 16.902 0.006 AB
SDSS_z 737.89 15.4 16.730 0.023 AB
DES_z 655.42 4.73 16.859 0.008 AB
PanSTARRS_y 683.12 7.76 16.814 0.012 AB
2MASS_J 909.92 182.12 15.608 0.217 Vega
2MASS_H 801.83 238.03 15.272 0.322 Vega
2MASS_K 522.22 326.5 15.268 0.679 Vega
WISE_W1 360.96 14.13 14.807 0.042 Vega
WISE_W2 237.68 20.82 14.621 0.095 Vega
WISE_W3 1208.63 128.1 11.020 0.115 Vega
WISE_W4 2109.1 782.5 8.970 0.403 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.887 10.057 10.212
{\rm log}_{10}({\rm SFR}) 0.977 1.167 1.372
{\rm log}_{10}({\rm sSFR}) -9.171 -8.911 -8.587
{\rm stellar\ age} 3.658 5.415 6.833

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.962 -0.683 -0.468
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.725 -0.201 0.327

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.131 0.198 0.322
\delta -0.881 -0.640 -0.387
\tau_1/\tau_2 0.615 1.038 1.491
Q_{PAH} 0.410 1.144 2.533
U_{min} 2.020 6.465 13.284
{\rm log}_{10}(\gamma_e)\, -3.515 -2.863 -1.822

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.895 -2.602 -2.019
{\rm log}_{10}(\tau_{AGN})\, 0.946 1.310 1.780

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.060 0.268 0.437
0.03-0.10 Gyr 1.118 1.315 1.520
0.10-0.32 Gyr -0.182 0.692 1.032
0.32-1.05 Gyr -0.692 0.044 0.409
1.05-3.42 Gyr -0.518 0.005 0.304
3.42-11.12 Gyr -0.467 0.028 0.296
11.12-12.35 Gyr -0.553 0.132 0.656