2025aigr

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Information

Transient

Name: AT2025aigr
Right ascension: 5h05m24.58s
Declination: -28d07m54.83s
Discovery Date: Dec. 18, 2025, 12:45 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.013

Host

Name:
Right ascension: 5h05m24.47s
Declination: -28d07m52.51s
Redshift: None
Photometric Redshift: 0.075
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 7.28
Transient MWEBV processed 0.04
Host match processed 6.84
Host information processed 0.17
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 4.75
Validate global photometry processed 2.6
Global host SED inference processed 486.65
Local aperture photometry processed 4.98
Validate local photometry processed 0.02
Local host SED inference processed 552.01
 

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) = 5h05m24.58s, -28d07m54.83s
semi major axis, semi minor axis (arcsec) = 1.41, 1.41
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 5.22 0.1 22.106 0.020 AB
PanSTARRS_g 4.44 0.29 22.283 0.072 AB
PanSTARRS_r 5.92 0.47 21.970 0.086 AB
DES_r 6.89 0.1 21.804 0.016 AB
PanSTARRS_i 5.57 0.43 22.035 0.084 AB
PanSTARRS_z 5.9 1.64 21.973 0.302 AB
PanSTARRS_y 9.03 2.75 21.511 0.330 AB

Aperture details

RA, DEC (J2000) = 5h05m24.44s, -28d07m52.20s
semi major axis, semi minor axis (arcsec) = 5.13, 3.31
angle (degrees, anti-clockwise from east) = -31.16

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 9.59 2.2 21.446 0.249 AB
GALEX_NUV 11.3 1.57 21.267 0.151 AB
DES_g 35.04 0.27 20.039 0.008 AB
PanSTARRS_g 34.43 0.85 20.058 0.027 AB
PanSTARRS_r 41.05 1.34 19.867 0.036 AB
DES_r 45.42 0.28 19.757 0.007 AB
PanSTARRS_i 46.62 1.24 19.729 0.029 AB
PanSTARRS_z 49.52 4.63 19.663 0.102 AB
PanSTARRS_y 53.99 7.76 19.569 0.156 AB
2MASS_J 91.4 129.64 18.103 1.540 Vega
2MASS_H -74.09 190.08 Vega
2MASS_K 294.35 247.27 15.890 0.912 Vega
WISE_W1 12.95 9.64 18.420 0.808 Vega
WISE_W2 13.05 10.79 17.772 0.897 Vega
WISE_W3 13.27 49.46 15.919 4.047 Vega
WISE_W4 -308.67 342.15 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})\, 7.405 7.732 7.958
{\rm log}_{10}({\rm SFR}) -1.802 -1.317 -0.783
{\rm log}_{10}({\rm sSFR}) -9.695 -9.101 -8.086
{\rm stellar\ age} 0.234 2.615 5.274

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.211 -0.365 0.031
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.550 -0.770 0.100

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.207 0.436 0.865
\delta -0.564 -0.115 0.207
\tau_1/\tau_2 0.701 1.115 1.545
Q_{PAH} 1.466 3.213 5.350
U_{min} 3.349 8.566 16.025
{\rm log}_{10}(\gamma_e)\, -2.631 -1.522 -0.488

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -0.496 0.073 0.344
{\rm log}_{10}(\tau_{AGN})\, 0.984 1.408 1.889

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.857 -1.475 -1.090
0.03-0.10 Gyr -1.918 -1.304 -0.669
0.10-0.33 Gyr -2.326 -1.442 -0.979
0.33-1.07 Gyr -3.999 -1.844 -1.373
1.07-3.51 Gyr -5.069 -2.548 -1.882
3.51-11.49 Gyr -5.513 -2.815 -2.107
11.49-12.77 Gyr -5.339 -2.840 -2.043

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.387 8.692 8.877
{\rm log}_{10}({\rm SFR}) -1.094 -0.400 0.178
{\rm log}_{10}({\rm sSFR}) -9.904 -9.091 -8.230
{\rm stellar\ age} 0.215 2.783 6.097

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.615 -1.004 -0.267
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.680 -0.852 0.166

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.107 0.476 1.097
\delta -0.173 0.184 0.337
\tau_1/\tau_2 0.632 1.078 1.493
Q_{PAH} 1.417 3.492 5.461
U_{min} 3.428 9.501 17.682
{\rm log}_{10}(\gamma_e)\, -3.055 -1.948 -0.665

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.340 -1.025 -0.364
{\rm log}_{10}(\tau_{AGN})\, 0.990 1.427 1.817

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.788 -1.350 -0.806
0.03-0.10 Gyr -1.099 -0.270 0.339
0.10-0.33 Gyr -1.089 -0.367 0.238
0.33-1.07 Gyr -3.368 -1.310 -0.742
1.07-3.51 Gyr -5.102 -1.750 -1.053
3.51-11.49 Gyr -5.716 -1.985 -1.172
11.49-12.77 Gyr -5.830 -1.918 -0.936