2025kfu

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Information

Transient

Name: AT2025kfu
Right ascension: 19h17m59.84s
Declination: 47d57m26.28s
Discovery Date: May 7, 2025, 11:19 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.057

Host

Name: 2025kfu
Right ascension: 19h17m59.86s
Declination: 47d57m26.82s
Redshift: None
Photometric Redshift: 0.098
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 4.8
Transient MWEBV processed 0.13
Host match processed 6.04
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.74
Global aperture photometry processed 4.52
Validate global photometry processed 12.87
Global host SED inference processed 414.91
Local aperture photometry processed 4.45
Validate local photometry processed 0.02
Local host SED inference processed 645.94
 

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) = 19h17m59.84s, 47d57m26.28s
semi major axis, semi minor axis (arcsec) = 1.1, 1.1
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_z 40.07 0.93 19.893 0.025 AB
PanSTARRS_y 50.47 2.3 19.642 0.050 AB

Aperture details

RA, DEC (J2000) = 19h17m59.83s, 47d57m27.03s
semi major axis, semi minor axis (arcsec) = 4.41, 3.38
angle (degrees, anti-clockwise from east) = -154.18

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 11.29 3.03 21.269 0.291 AB
GALEX_NUV 16.29 0.93 20.870 0.062 AB
PanSTARRS_g 74.73 0.85 19.216 0.012 AB
PanSTARRS_r 99.71 1.12 18.903 0.012 AB
PanSTARRS_i 117.31 1.42 18.727 0.013 AB
PanSTARRS_z 122.88 3.17 18.676 0.028 AB
PanSTARRS_y 148.12 7.87 18.473 0.058 AB
2MASS_J 70.81 104.27 18.380 1.599 Vega
2MASS_H -100.05 175.29 Vega
2MASS_K -17.28 176.82 Vega
WISE_W1 60.32 15.58 16.750 0.280 Vega
WISE_W2 29.75 12.79 16.877 0.467 Vega
WISE_W3 73.98 33.76 14.053 0.495 Vega
WISE_W4 -52.1 251.74 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.828 9.204 9.463
{\rm log}_{10}({\rm SFR}) -0.678 -0.155 0.291
{\rm log}_{10}({\rm sSFR}) -10.045 -9.374 -8.697
{\rm stellar\ age} 2.140 5.987 8.365

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.271 -0.373 0.072
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.259 -0.515 0.132

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.588 0.959 1.590
\delta -0.500 -0.165 0.163
\tau_1/\tau_2 0.538 0.960 1.378
Q_{PAH} 0.681 2.386 4.674
U_{min} 3.164 8.460 15.638
{\rm log}_{10}(\gamma_e)\, -3.183 -2.150 -1.021

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.483 -1.287 -0.319
{\rm log}_{10}(\tau_{AGN})\, 1.026 1.537 1.971

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.537 -0.040 0.372
0.03-0.10 Gyr -1.615 -0.404 0.250
0.10-0.33 Gyr -2.587 -0.943 -0.166
0.33-1.06 Gyr -2.878 -1.103 -0.384
1.06-3.45 Gyr -2.591 -1.057 -0.563
3.45-11.23 Gyr -2.279 -0.941 -0.476
11.23-12.47 Gyr -2.205 -0.844 0.084

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.118 9.367 9.540
{\rm log}_{10}({\rm SFR}) -0.383 0.117 0.542
{\rm log}_{10}({\rm sSFR}) -9.801 -9.285 -8.690
{\rm stellar\ age} 1.485 4.649 6.326

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.447 -0.644 -0.110
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.811 -0.001 0.325

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.091 0.228 0.464
\delta -0.643 -0.225 0.094
\tau_1/\tau_2 0.674 1.069 1.492
Q_{PAH} 0.694 2.115 3.909
U_{min} 2.964 8.537 15.611
{\rm log}_{10}(\gamma_e)\, -2.459 -1.317 -0.487

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.433 -1.710 -1.002
{\rm log}_{10}(\tau_{AGN})\, 1.183 1.577 1.907

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.249 -0.695 -0.383
0.03-0.10 Gyr -0.300 0.251 0.695
0.10-0.33 Gyr -0.191 0.277 0.617
0.33-1.06 Gyr -1.681 -0.459 -0.044
1.06-3.45 Gyr -2.130 -0.692 -0.348
3.45-11.23 Gyr -2.196 -0.782 -0.432
11.23-12.47 Gyr -2.272 -0.773 -0.153