2025fch

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Information

Transient

Name: AT2025fch
Right ascension: 9h56m16.25s
Declination: -5d01m55.46s
Discovery Date: March 16, 2025, 6:36 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.030

Host

Name: 2025fch
Right ascension: 9h56m16.85s
Declination: -5d01m59.33s
Redshift: 0.127444
Photometric Redshift: 0.095
 

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
no valid phot
 status
Local host SED inference
Local host SED inference
not 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 1.69
Cutout download processed 3.79
Global aperture construction processed 0.66
Local aperture photometry processed 3.97
Global aperture photometry processed 4.13
Validate local photometry no valid phot 0.02
Validate global photometry processed 10.59
Host information processed 0.08
Global host SED inference processed 387.43
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.1
Host MWEBV processed 0.05
Processing status blocked 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) = 9h56m16.25s, -5d01m55.46s
semi major axis, semi minor axis (arcsec) = 0.88, 0.88
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Aperture details

RA, DEC (J2000) = 9h56m16.83s, -5d01m59.37s
semi major axis, semi minor axis (arcsec) = 7.17, 5.46
angle (degrees, anti-clockwise from east) = -57.29

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 278.5 1.69 17.788 0.007 AB
PanSTARRS_r 525.08 1.91 17.099 0.004 AB
PanSTARRS_i 752.43 1.55 16.709 0.002 AB
PanSTARRS_z 911.09 3.14 16.501 0.004 AB
DES_z 952.67 4.87 16.453 0.006 AB
PanSTARRS_y 1082.66 11.27 16.314 0.011 AB
2MASS_H 1979.28 206.4 14.291 0.113 Vega
WISE_W1 1424.55 29.98 13.317 0.023 Vega
WISE_W2 1008.91 33.7 13.051 0.036 Vega
WISE_W3 3295.11 103.19 9.931 0.034 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})\, 10.749 10.846 10.938
{\rm log}_{10}({\rm SFR}) 0.670 0.986 1.284
{\rm log}_{10}({\rm sSFR}) -10.217 -9.883 -9.520
{\rm stellar\ age} 3.178 5.088 6.325

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.280 -0.055 0.107
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.252 -0.838 -0.386

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.704 0.874 1.066
\delta -0.074 0.129 0.293
\tau_1/\tau_2 0.465 0.765 1.061
Q_{PAH} 0.577 1.252 2.279
U_{min} 2.457 6.810 13.286
{\rm log}_{10}(\gamma_e)\, -3.265 -2.596 -1.971

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.733 -2.548 -1.796
{\rm log}_{10}(\tau_{AGN})\, 0.930 1.290 1.809

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.981 1.161 1.323
0.03-0.10 Gyr 0.235 0.869 1.307
0.10-0.32 Gyr 0.315 0.975 1.326
0.32-1.04 Gyr 0.809 1.150 1.409
1.04-3.38 Gyr 0.861 1.141 1.374
3.38-10.91 Gyr 0.332 0.838 1.063
10.91-12.12 Gyr -0.174 0.715 1.219