2025tar

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Information

Transient

Name: AT2025tar
Right ascension: 18h01m53.72s
Declination: 69d43m25.31s
Discovery Date: Aug. 1, 2025, 8:39 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.038

Host

Name: UGC11106
Right ascension: 18h02m04.34s
Declination: 69d42m49.87s
Redshift: 0.034410
Photometric Redshift:
 

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 4.22
Cutout download processed 30.72
Global aperture construction processed 0.65
Local aperture photometry processed 3.8
Global aperture photometry processed 3.4
Validate local photometry processed 0.01
Validate global photometry processed 6.71
Host information processed 0.15
Global host SED inference processed 866.7
Local host SED inference processed 518.49
Transient information processed 0.0
Transient MWEBV processed 0.08
Host MWEBV processed 0.04
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) = 18h01m53.72s, 69d43m25.31s
semi major axis, semi minor axis (arcsec) = 2.92, 2.92
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 2.22 0.84 23.035 0.411 AB
PanSTARRS_r 5.3 0.99 22.090 0.203 AB
PanSTARRS_i 6.64 0.89 21.844 0.146 AB
PanSTARRS_z 8.19 2.51 21.617 0.333 AB
PanSTARRS_y 3.95 5.32 22.409 1.461 AB
2MASS_J 50.24 64.17 18.753 1.387 Vega
2MASS_H 23.19 94.1 19.119 4.405 Vega
2MASS_K 3.27 123.31 20.777 40.974 Vega

Aperture details

RA, DEC (J2000) = 18h02m04.23s, 69d42m49.11s
semi major axis, semi minor axis (arcsec) = 39.89, 31.45
angle (degrees, anti-clockwise from east) = -23.37

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 483.94 17.2 17.188 0.039 AB
PanSTARRS_i 11980.39 11.39 13.704 0.001 AB
PanSTARRS_z 13153.92 31.37 13.602 0.003 AB
PanSTARRS_y 14894.62 65.47 13.467 0.005 AB
 

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})\, 7.052 7.550 7.923
{\rm log}_{10}({\rm SFR}) -2.059 -1.606 -1.111
{\rm log}_{10}({\rm sSFR}) -9.752 -9.126 -8.340
{\rm stellar\ age} 1.605 6.162 7.908

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.419 -0.453 -0.011
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.436 -0.567 0.171

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.961 1.424 2.114
\delta -0.182 0.140 0.319
\tau_1/\tau_2 0.573 0.959 1.338
Q_{PAH} 0.547 1.894 4.255
U_{min} 2.729 8.086 15.716
{\rm log}_{10}(\gamma_e)\, -3.000 -1.998 -0.806

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.410 -0.566 0.173
{\rm log}_{10}(\tau_{AGN})\, 1.099 1.525 1.893

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.085 -1.454 -0.960
0.03-0.10 Gyr -3.010 -1.922 -1.243
0.10-0.33 Gyr -4.141 -2.454 -1.766
0.33-1.09 Gyr -4.904 -2.703 -2.141
1.09-3.62 Gyr -4.295 -2.609 -2.113
3.62-11.97 Gyr -4.414 -2.548 -2.016
11.97-13.30 Gyr -4.554 -2.574 -1.739

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.585 10.771 10.948
{\rm log}_{10}({\rm SFR}) 0.561 1.066 1.664
{\rm log}_{10}({\rm sSFR}) -10.188 -9.694 -9.108
{\rm stellar\ age} 3.163 7.131 10.242

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.558 -0.936 -0.433
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.692 -0.805 0.205

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.308 0.729 1.071
\delta -0.431 -0.047 0.237
\tau_1/\tau_2 0.292 0.741 1.247
Q_{PAH} 0.323 2.092 4.715
U_{min} 2.629 7.672 15.252
{\rm log}_{10}(\gamma_e)\, -3.585 -2.874 -1.779

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.549 -2.220 -1.027
{\rm log}_{10}(\tau_{AGN})\, 0.819 1.304 1.943

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.943 0.772 1.198
0.03-0.10 Gyr 0.394 1.115 1.796
0.10-0.33 Gyr -1.551 0.500 1.315
0.33-1.09 Gyr -1.858 0.315 1.187
1.09-3.62 Gyr -1.362 0.527 1.055
3.62-11.97 Gyr -0.740 0.660 1.015
11.97-13.30 Gyr -0.600 0.844 1.834