2025zhf

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Information

Transient

Name: AT2025zhf
Right ascension: 2h08m01.14s
Declination: -0d19m26.55s
Discovery Date: Sept. 28, 2025, 8:09 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.026

Host

Name:
Right ascension: 2h08m01.09s
Declination: -0d19m27.72s
Redshift: None
Photometric Redshift: 0.103
 

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 6.0
Cutout download processed 15.51
Global aperture construction processed 0.6
Local aperture photometry processed 4.86
Global aperture photometry processed 5.15
Validate local photometry processed 0.02
Validate global photometry processed 14.16
Host information processed 0.11
Global host SED inference processed 389.3
Local host SED inference processed 629.56
Transient information processed 0.0
Transient MWEBV processed 0.07
Host MWEBV processed 0.07
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) = 2h08m01.14s, -0d19m26.55s
semi major axis, semi minor axis (arcsec) = 1.06, 1.06
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_y 42.93 1.89 19.818 0.048 AB

Aperture details

RA, DEC (J2000) = 2h08m01.07s, -0d19m27.56s
semi major axis, semi minor axis (arcsec) = 4.17, 3.25
angle (degrees, anti-clockwise from east) = -10.31

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.89 0.55 22.426 0.153 AB
GALEX_NUV 4.48 0.47 22.271 0.114 AB
SDSS_u 22.55 3.06 20.517 0.147 AB
SDSS_g 67.23 2.38 19.331 0.038 AB
PanSTARRS_g 70.36 0.91 19.282 0.014 AB
SDSS_r 147.99 3.66 18.474 0.027 AB
PanSTARRS_r 144.5 0.97 18.500 0.007 AB
SDSS_i 210.02 4.86 18.094 0.025 AB
PanSTARRS_i 205.59 1.07 18.118 0.006 AB
PanSTARRS_z 252.43 2.49 17.895 0.011 AB
SDSS_z 300.24 11.92 17.706 0.043 AB
PanSTARRS_y 289.33 6.39 17.746 0.024 AB
2MASS_J 353.02 97.15 16.636 0.299 Vega
2MASS_H 653.46 144.65 15.494 0.240 Vega
2MASS_K 587.96 182.67 15.139 0.337 Vega
WISE_W1 182.14 9.08 15.550 0.054 Vega
WISE_W2 95.06 10.59 15.616 0.121 Vega
WISE_W3 151.18 52.02 13.277 0.374 Vega
WISE_W4 212.88 364.84 11.460 1.861 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})\, 8.664 9.173 9.418
{\rm log}_{10}({\rm SFR}) -0.985 -0.380 0.111
{\rm log}_{10}({\rm sSFR}) -10.306 -9.500 -8.729
{\rm stellar\ age} 2.052 6.057 8.174

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.272 -0.231 0.067
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.132 -0.579 -0.013

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.364 0.808 1.356
\delta -0.677 -0.240 0.169
\tau_1/\tau_2 0.416 0.859 1.343
Q_{PAH} 0.622 2.104 4.703
U_{min} 3.306 8.804 15.576
{\rm log}_{10}(\gamma_e)\, -3.228 -2.084 -0.833

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.273 -0.799 -0.055
{\rm log}_{10}(\tau_{AGN})\, 1.160 1.510 1.967

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.785 -0.144 0.286
0.03-0.10 Gyr -2.244 -0.830 -0.014
0.10-0.33 Gyr -2.943 -1.246 -0.379
0.33-1.06 Gyr -3.303 -1.218 -0.449
1.06-3.44 Gyr -2.901 -1.131 -0.559
3.44-11.18 Gyr -2.520 -0.940 -0.466
11.18-12.42 Gyr -2.505 -0.913 -0.057

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.135 10.190 10.279
{\rm log}_{10}({\rm SFR}) -0.844 -0.511 -0.185
{\rm log}_{10}({\rm sSFR}) -11.057 -10.708 -10.390
{\rm stellar\ age} 7.480 8.553 11.527

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.915 -0.616 -0.408
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.231 -0.270 0.176

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.162 0.289 0.471
\delta -0.623 -0.289 -0.014
\tau_1/\tau_2 0.606 1.037 1.489
Q_{PAH} 0.964 2.564 4.508
U_{min} 2.781 7.800 15.359
{\rm log}_{10}(\gamma_e)\, -2.415 -1.342 -0.446

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.053 -2.813 -1.752
{\rm log}_{10}(\tau_{AGN})\, 1.048 1.557 1.937

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.865 -0.558 -0.329
0.03-0.10 Gyr -1.075 -0.514 -0.108
0.10-0.33 Gyr -2.101 -0.918 -0.413
0.33-1.06 Gyr -2.284 -1.062 -0.592
1.06-3.44 Gyr -2.187 -0.828 -0.258
3.44-11.18 Gyr -0.821 0.317 0.443
11.18-12.42 Gyr 0.248 0.827 1.413