2025agtr

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Information

Transient

Name: AT2025agtr
Right ascension: 20h57m47.88s
Declination: -10d35m25.06s
Discovery Date: Dec. 8, 2025, 1:51 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.084

Host

Name:
Right ascension: 20h57m48.77s
Declination: -10d35m32.41s
Redshift: None
Photometric Redshift: 0.027
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 4.11
Transient MWEBV processed 0.04
Host match processed 5.49
Host information processed 0.16
Host MWEBV processed 0.05
Global aperture construction processed 0.74
Global aperture photometry processed 4.57
Validate global photometry processed 11.47
Global host SED inference processed 1489.31
Local aperture photometry processed 4.5
Validate local photometry processed 0.02
Local host SED inference processed 473.96
 

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) = 20h57m47.88s, -10d35m25.06s
semi major axis, semi minor axis (arcsec) = 3.66, 3.66
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 27.33 0.88 20.308 0.035 AB
PanSTARRS_r 35.0 0.98 20.040 0.030 AB
PanSTARRS_i 43.21 0.94 19.811 0.024 AB
PanSTARRS_z 45.51 2.31 19.755 0.055 AB
PanSTARRS_y 45.96 6.39 19.744 0.151 AB
2MASS_J 89.54 92.31 18.125 1.119 Vega
2MASS_H 59.45 147.49 18.097 2.693 Vega
2MASS_K 197.87 174.63 16.321 0.958 Vega

Aperture details

RA, DEC (J2000) = 20h57m48.77s, -10d35m32.16s
semi major axis, semi minor axis (arcsec) = 19.08, 7.34
angle (degrees, anti-clockwise from east) = -66.92

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 1066.01 3.25 16.331 0.003 AB
WISE_W3 737.06 160.76 11.557 0.237 Vega
WISE_W4 492.89 711.63 10.548 1.568 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.660 7.937 8.104
{\rm log}_{10}({\rm SFR}) -2.724 -1.701 -0.892
{\rm log}_{10}({\rm sSFR}) -10.629 -9.672 -8.777
{\rm stellar\ age} 0.596 5.211 7.329

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.765 -1.340 -0.738
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.679 -1.037 -0.249

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.110 0.412 0.942
\delta -0.585 -0.103 0.239
\tau_1/\tau_2 0.652 1.062 1.464
Q_{PAH} 0.949 2.728 5.265
U_{min} 3.390 9.211 16.814
{\rm log}_{10}(\gamma_e)\, -3.066 -1.909 -0.526

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.704 -0.524 0.046
{\rm log}_{10}(\tau_{AGN})\, 1.142 1.578 1.969

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.017 -2.421 -1.799
0.03-0.10 Gyr -2.888 -1.603 -0.739
0.10-0.33 Gyr -2.533 -1.528 -0.854
0.33-1.10 Gyr -3.840 -1.973 -1.499
1.10-3.64 Gyr -4.690 -2.099 -1.720
3.64-12.05 Gyr -5.359 -2.216 -1.804
12.05-13.39 Gyr -5.398 -2.277 -1.592

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.608 9.817 9.968
{\rm log}_{10}({\rm SFR}) -2.445 -1.087 -0.335
{\rm log}_{10}({\rm sSFR}) -12.265 -10.913 -10.076
{\rm stellar\ age} 5.181 8.055 12.125

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.990 -0.600 -0.187
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.578 -0.629 0.132

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.140 0.364 0.668
\delta -0.777 -0.166 0.287
\tau_1/\tau_2 0.224 0.609 1.142
Q_{PAH} 0.228 0.842 2.334
U_{min} 2.878 7.425 14.270
{\rm log}_{10}(\gamma_e)\, -3.764 -3.304 -2.172

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.525 -3.574 -1.529
{\rm log}_{10}(\tau_{AGN})\, 0.812 1.267 1.822

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.088 -1.217 -0.490
0.03-0.10 Gyr -3.636 -1.322 -0.286
0.10-0.33 Gyr -3.577 -1.332 -0.334
0.33-1.10 Gyr -3.352 -1.159 -0.066
1.10-3.64 Gyr -2.675 -0.772 -0.029
3.64-12.05 Gyr -1.705 -0.254 0.071
12.05-13.39 Gyr -1.184 0.083 1.024