2025tch

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Information

Transient

Name: AT2025tch
Right ascension: 15h17m21.34s
Declination: 38d09m09.40s
Discovery Date: May 6, 2025, 10:59 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.013

Host

Name:
Right ascension: 15h17m21.34s
Declination: 38d09m10.36s
Redshift: None
Photometric Redshift: 0.197
 

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 6.08
Cutout download processed 19.7
Global aperture construction processed 0.69
Local aperture photometry processed 6.25
Global aperture photometry processed 5.78
Validate local photometry no valid phot 0.02
Validate global photometry processed 14.16
Host information processed 0.19
Global host SED inference processed 405.82
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.08
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) = 15h17m21.34s, 38d09m09.40s
semi major axis, semi minor axis (arcsec) = 0.62, 0.62
angle (degrees, anti-clockwise from east) = 0.0

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

Data not available


Aperture details

RA, DEC (J2000) = 15h17m21.33s, 38d09m10.48s
semi major axis, semi minor axis (arcsec) = 3.88, 2.57
angle (degrees, anti-clockwise from east) = -172.62

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.92 1.48 22.738 0.550 AB
GALEX_NUV 4.36 0.99 22.300 0.246 AB
SDSS_u 12.39 2.68 21.168 0.235 AB
SDSS_g 25.81 1.54 20.370 0.065 AB
DES_g 24.38 0.36 20.433 0.016 AB
PanSTARRS_g 23.97 0.59 20.451 0.027 AB
SDSS_r 56.7 2.32 19.516 0.044 AB
PanSTARRS_r 60.33 0.78 19.449 0.014 AB
SDSS_i 94.19 3.27 18.965 0.038 AB
PanSTARRS_i 89.36 0.8 19.022 0.010 AB
PanSTARRS_z 110.56 1.78 18.791 0.018 AB
SDSS_z 122.39 11.76 18.681 0.104 AB
DES_z 128.33 2.34 18.629 0.020 AB
PanSTARRS_y 134.24 3.95 18.580 0.032 AB
2MASS_J 213.36 83.19 17.182 0.423 Vega
2MASS_H 278.53 133.63 16.420 0.521 Vega
2MASS_K 86.15 135.84 17.224 1.712 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

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})\, 10.454 10.535 10.624
{\rm log}_{10}({\rm SFR}) 0.170 0.529 0.874
{\rm log}_{10}({\rm sSFR}) -10.374 -10.024 -9.628
{\rm stellar\ age} 5.578 6.757 8.834

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.776 -0.364 -0.057
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.332 -0.734 -0.130

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.434 0.886 1.402
\delta -0.272 0.054 0.266
\tau_1/\tau_2 0.656 1.050 1.440
Q_{PAH} 0.847 2.437 4.324
U_{min} 2.895 7.690 14.703
{\rm log}_{10}(\gamma_e)\, -3.200 -2.239 -0.999

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.763 -1.811 -0.716
{\rm log}_{10}(\tau_{AGN})\, 0.931 1.317 1.767

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.222 0.639 0.929
0.03-0.10 Gyr -0.007 0.447 0.869
0.10-0.32 Gyr -0.436 0.215 0.687
0.32-1.01 Gyr -0.800 -0.028 0.533
1.01-3.21 Gyr -0.530 0.261 0.760
3.21-10.21 Gyr 0.233 0.700 0.849
10.21-11.34 Gyr 0.216 0.891 1.546