2025yfk results

Information

Transient
Name:AT2025yfk
Right ascension: 17h47m32.80s
Declination:55d50m30.75s
Discovery Date:Sept. 21, 2025, 4:53 p.m.
Classification:None
Redshift:None
MW E(B-V):0.037
Host
Name:
Right ascension: 17h47m32.94s
Declination:55d50m29.97s
Redshift:None
Photometric Redshift:0.121
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 15.78
Transient MWEBV processed 0.06
Host match processed 5.76
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 4.96
Validate global photometry processed 14.81
Global host SED inference processed 398.47
Local aperture photometry failed 0.04
Validate local photometry not processed None
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):17h47m32.92s, 55d50m30.22s
semi major axis, semi minor axis (arcsec):7.44, 4.52
angle (degrees, anti-clockwise from east):-2.14
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 12.7 2.68 21.140 0.229 AB
GALEX_NUV 22.22 2.29 20.533 0.112 AB
SDSS_u 47.46 5.69 19.709 0.130 AB
SDSS_g 220.35 4.24 18.042 0.021 AB
PanSTARRS_g 226.48 1.59 18.012 0.008 AB
SDSS_r 463.08 6.18 17.236 0.014 AB
PanSTARRS_r 484.4 1.69 17.187 0.004 AB
SDSS_i 667.55 7.99 16.839 0.013 AB
PanSTARRS_i 689.25 2.17 16.804 0.003 AB
PanSTARRS_z 860.68 5.02 16.563 0.006 AB
SDSS_z 964.88 18.32 16.439 0.021 AB
PanSTARRS_y 949.05 10.42 16.457 0.012 AB
2MASS_J 1326.91 137.82 15.198 0.113 Vega
2MASS_H 1360.41 236.62 14.698 0.189 Vega
2MASS_K 1837.11 232.0 13.902 0.137 Vega
WISE_W1 708.67 17.38 14.075 0.027 Vega
WISE_W2 511.27 19.52 13.789 0.041 Vega
WISE_W3 1362.49 52.42 10.890 0.042 Vega
WISE_W4 1305.27 352.79 9.491 0.293 Vega
 

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})\, 10.825 10.891 10.967
{\rm log}_{10}({\rm SFR}) 0.095 0.392 0.722
{\rm log}_{10}({\rm sSFR}) -10.803 -10.496 -10.140
{\rm stellar\ age} 7.411 9.599 11.432

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.793 -0.528 -0.366
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.428 -0.387 0.167

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.152 0.250 0.401
\delta -0.588 -0.267 -0.021
\tau_1/\tau_2 0.640 1.100 1.559
Q_{PAH} 0.585 2.102 4.349
U_{min} 2.630 7.911 15.421
{\rm log}_{10}(\gamma_e)\, -3.068 -1.754 -0.801

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.379 -1.999 -1.370
{\rm log}_{10}(\tau_{AGN})\, 1.124 1.536 1.904

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.554 0.085 0.342
0.03-0.10 Gyr 0.085 0.484 0.852
0.10-0.32 Gyr -1.410 0.060 0.494
0.32-1.05 Gyr -2.887 -0.452 0.124
1.05-3.39 Gyr -2.577 -0.520 0.224
3.39-10.98 Gyr -0.642 0.835 1.119
10.98-12.20 Gyr 0.996 1.812 2.114