2025xyf

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Information

Transient

Name: AT2025xyf
Right ascension: 0h18m41.66s
Declination: -30d43m42.64s
Discovery Date: Sept. 15, 2025, 11:40 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.024

Host

Name: 713656
Right ascension: 0h18m41.80s
Declination: -30d43m43.86s
Redshift: 0.059841
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.99
Transient MWEBV processed 0.2
Host match processed 4.02
Host information processed 0.12
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 5.46
Validate global photometry processed 9.53
Global host SED inference processed 523.32
Local aperture photometry processed 5.5
Validate local photometry processed 0.02
Local host SED inference processed 778.71
 

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) = 0h18m41.66s, -30d43m42.64s
semi major axis, semi minor axis (arcsec) = 1.73, 1.73
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 73.31 0.21 19.237 0.003 AB
PanSTARRS_r 229.76 1.05 17.997 0.005 AB
DES_r 169.94 0.41 18.324 0.003 AB
PanSTARRS_i 332.25 1.08 17.596 0.004 AB
DES_z 294.27 1.61 17.728 0.006 AB

Aperture details

RA, DEC (J2000) = 0h18m41.80s, -30d43m43.67s
semi major axis, semi minor axis (arcsec) = 6.42, 4.92
angle (degrees, anti-clockwise from east) = -164.18

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.97 0.74 23.164 0.406 AB
GALEX_NUV 4.58 0.92 22.247 0.219 AB
DES_g 590.03 0.62 16.973 0.001 AB
DES_r 1433.63 1.2 16.009 0.001 AB
PanSTARRS_i 1893.72 3.39 15.707 0.002 AB
DES_z 2590.55 4.78 15.367 0.002 AB
2MASS_J 3753.07 140.03 14.069 0.041 Vega
2MASS_H 4655.33 204.75 13.363 0.048 Vega
2MASS_K 3787.43 226.16 13.116 0.065 Vega
WISE_W1 1495.98 22.64 13.264 0.016 Vega
WISE_W2 886.44 23.71 13.192 0.029 Vega
WISE_W3 162.21 80.07 13.201 0.536 Vega
WISE_W4 -1070.96 482.0 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})\, 9.387 9.704 9.913
{\rm log}_{10}({\rm SFR}) 0.160 0.478 0.850
{\rm log}_{10}({\rm sSFR}) -9.678 -9.230 -8.590
{\rm stellar\ age} 2.068 6.767 9.199

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.849 -1.600 -1.195
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.196 -0.757 -0.426

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.299 1.610 1.993
\delta -0.512 -0.298 -0.058
\tau_1/\tau_2 0.626 1.010 1.419
Q_{PAH} 0.586 1.829 3.411
U_{min} 3.321 9.244 16.895
{\rm log}_{10}(\gamma_e)\, -3.155 -1.721 -0.826

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.505 -3.487 -1.590
{\rm log}_{10}(\tau_{AGN})\, 0.982 1.651 2.070

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.556 0.835 1.132
0.03-0.10 Gyr -1.822 -0.175 0.619
0.10-0.33 Gyr -2.722 -0.618 0.129
0.33-1.08 Gyr -3.116 -0.820 -0.115
1.08-3.55 Gyr -3.323 -0.771 -0.109
3.55-11.66 Gyr -2.675 -0.395 0.022
11.66-12.96 Gyr -2.695 -0.340 0.679

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.592 10.679 10.805
{\rm log}_{10}({\rm SFR}) -3.958 -1.359 -0.318
{\rm log}_{10}({\rm sSFR}) -15.028 -12.130 -10.959
{\rm stellar\ age} 7.393 8.645 12.283

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.561 -1.174 -0.908
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.530 -0.612 0.187

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.395 0.541 0.705
\delta -0.928 -0.765 -0.556
\tau_1/\tau_2 0.475 0.924 1.379
Q_{PAH} 0.447 1.632 3.226
U_{min} 3.194 9.446 17.622
{\rm log}_{10}(\gamma_e)\, -2.807 -1.665 -0.665

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.476 -3.548 -2.503
{\rm log}_{10}(\tau_{AGN})\, 1.080 1.588 1.971

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.801 -1.535 -0.315
0.03-0.10 Gyr -5.278 -1.783 -0.308
0.10-0.33 Gyr -5.662 -1.987 -0.102
0.33-1.08 Gyr -5.240 -1.889 -0.049
1.08-3.55 Gyr -3.641 -1.064 0.478
3.55-11.66 Gyr -1.510 0.675 0.952
11.66-12.96 Gyr -0.318 1.225 1.942