2025itd

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Information

Transient

Name: AT2025itd
Right ascension: 8h02m21.71s
Declination: -0d04m27.91s
Discovery Date: April 20, 2025, 3:53 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.039

Host

Name: 2025itd
Right ascension: 8h02m21.76s
Declination: -0d04m28.26s
Redshift: None
Photometric Redshift: 0.159
 

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 2.39
Cutout download processed 19.72
Global aperture construction processed 0.66
Local aperture photometry processed 6.59
Global aperture photometry processed 6.18
Validate local photometry no valid phot 0.02
Validate global photometry processed 17.89
Host information processed 0.09
Global host SED inference processed 432.84
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.06
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) = 8h02m21.71s, -0d04m27.91s
semi major axis, semi minor axis (arcsec) = 0.73, 0.73
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) = 8h02m21.75s, -0d04m28.17s
semi major axis, semi minor axis (arcsec) = 3.56, 2.98
angle (degrees, anti-clockwise from east) = -103.87

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.0 2.45 22.152 0.531 AB
GALEX_NUV 10.77 0.65 21.320 0.066 AB
SDSS_u 18.3 2.61 20.744 0.155 AB
SDSS_g 36.74 1.92 19.987 0.057 AB
PanSTARRS_g 36.03 0.81 20.008 0.024 AB
SDSS_r 47.31 2.41 19.713 0.055 AB
PanSTARRS_r 48.28 0.9 19.691 0.020 AB
DES_r 47.75 0.99 19.703 0.023 AB
SDSS_i 62.32 3.25 19.413 0.057 AB
PanSTARRS_i 58.67 0.94 19.479 0.017 AB
PanSTARRS_z 49.15 2.55 19.671 0.056 AB
SDSS_z 53.16 10.78 19.586 0.220 AB
PanSTARRS_y 49.34 5.3 19.667 0.117 AB
2MASS_J -38.09 104.9 Vega
2MASS_H -9.56 174.7 Vega
2MASS_K 323.41 205.47 15.788 0.690 Vega
WISE_W1 31.84 10.06 17.444 0.343 Vega
WISE_W2 6.92 14.84 18.460 2.326 Vega
WISE_W3 38.29 49.96 14.768 1.417 Vega
WISE_W4 455.88 488.08 10.633 1.162 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})\, 8.950 9.235 9.466
{\rm log}_{10}({\rm SFR}) -0.007 0.277 0.598
{\rm log}_{10}({\rm sSFR}) -9.383 -8.993 -8.436
{\rm stellar\ age} 0.526 2.739 4.828

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.482 -0.712 -0.106
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.860 -1.549 0.123

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.142 0.245 0.458
\delta -0.720 -0.310 0.101
\tau_1/\tau_2 0.551 0.920 1.289
Q_{PAH} 0.789 2.440 4.911
U_{min} 3.007 8.487 15.787
{\rm log}_{10}(\gamma_e)\, -2.939 -1.837 -0.796

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.904 -1.781 -0.731
{\rm log}_{10}(\tau_{AGN})\, 1.034 1.447 1.853

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.008 0.192 0.378
0.03-0.10 Gyr -0.082 0.309 0.692
0.10-0.32 Gyr -0.157 0.287 0.601
0.32-1.03 Gyr -1.661 -0.297 0.168
1.03-3.30 Gyr -2.617 -0.911 -0.379
3.30-10.58 Gyr -2.939 -1.152 -0.573
10.58-11.75 Gyr -3.044 -1.207 -0.439