2025aihr

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Information

Transient

Name: AT2025aihr
Right ascension: 16h10m02.05s
Declination: 39d42m38.53s
Discovery Date: Dec. 25, 2025, 3:30 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.008

Host

Name: SDSSJ161002.26+39423
Right ascension: 16h10m02.16s
Declination: 39d42m38.09s
Redshift: None
Photometric Redshift: 0.069
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.8
Transient MWEBV processed 0.04
Host match processed 4.49
Host information processed 0.26
Host MWEBV processed 0.06
Global aperture construction processed 0.64
Global aperture photometry processed 6.89
Validate global photometry processed 23.16
Global host SED inference processed 630.75
Local aperture photometry processed 6.26
Validate local photometry processed 0.03
Local host SED inference processed 449.45
 

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) = 16h10m02.05s, 39d42m38.53s
semi major axis, semi minor axis (arcsec) = 1.51, 1.51
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 42.26 1.72 19.835 0.044 AB
DES_g 38.95 0.46 19.924 0.013 AB
PanSTARRS_g 45.77 0.43 19.749 0.010 AB
SDSS_r 50.65 1.94 19.639 0.042 AB
PanSTARRS_r 52.41 0.36 19.601 0.007 AB
SDSS_i 62.22 2.26 19.415 0.040 AB
PanSTARRS_i 63.82 0.39 19.388 0.007 AB
PanSTARRS_z 64.13 0.91 19.382 0.015 AB
SDSS_z 69.37 4.6 19.297 0.072 AB
DES_z 57.74 1.21 19.496 0.023 AB
PanSTARRS_y 64.9 2.32 19.369 0.039 AB

Aperture details

RA, DEC (J2000) = 16h10m02.25s, 39d42m38.32s
semi major axis, semi minor axis (arcsec) = 6.95, 4.32
angle (degrees, anti-clockwise from east) = -101.67

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 48.63 1.4 19.683 0.031 AB
GALEX_NUV 62.75 0.93 19.406 0.016 AB
SDSS_u 123.96 4.4 18.667 0.039 AB
SDSS_g 248.49 4.29 17.912 0.019 AB
DES_g 246.8 1.18 17.919 0.005 AB
PanSTARRS_g 254.02 1.48 17.888 0.006 AB
SDSS_r 311.0 5.09 17.668 0.018 AB
PanSTARRS_r 310.3 1.24 17.671 0.004 AB
SDSS_i 376.55 6.15 17.460 0.018 AB
PanSTARRS_i 376.04 1.36 17.462 0.004 AB
PanSTARRS_z 387.94 3.22 17.428 0.009 AB
SDSS_z 444.1 15.78 17.281 0.039 AB
DES_z 371.5 3.22 17.475 0.009 AB
PanSTARRS_y 388.44 8.27 17.427 0.023 AB
2MASS_J 325.76 133.73 16.723 0.446 Vega
2MASS_H 479.94 205.36 15.829 0.465 Vega
2MASS_K -31.15 195.98 Vega
WISE_W1 178.81 8.7 15.570 0.053 Vega
WISE_W2 127.91 11.44 15.294 0.097 Vega
WISE_W3 201.61 35.81 12.965 0.193 Vega
WISE_W4 536.42 231.76 10.456 0.469 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})\, 8.606 8.821 8.960
{\rm log}_{10}({\rm SFR}) -1.463 -0.760 0.023
{\rm log}_{10}({\rm sSFR}) -10.290 -9.598 -8.670
{\rm stellar\ age} 1.101 4.753 6.867

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.804 -1.493 -1.026
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.674 -1.013 -0.115

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.099 0.399 0.800
\delta -0.567 -0.179 0.188
\tau_1/\tau_2 0.729 1.112 1.476
Q_{PAH} 1.152 3.089 5.573
U_{min} 3.112 8.795 15.969
{\rm log}_{10}(\gamma_e)\, -3.201 -1.991 -0.685

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.142 -0.890 -0.124
{\rm log}_{10}(\tau_{AGN})\, 1.072 1.591 2.042

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.587 -1.161 -0.797
0.03-0.10 Gyr -1.611 -0.667 0.168
0.10-0.33 Gyr -1.504 -0.673 -0.050
0.33-1.07 Gyr -2.012 -0.950 -0.529
1.07-3.52 Gyr -2.661 -1.113 -0.792
3.52-11.56 Gyr -3.247 -1.339 -0.944
11.56-12.84 Gyr -3.239 -1.357 -0.727

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.556 9.672 9.764
{\rm log}_{10}({\rm SFR}) -0.132 0.228 0.483
{\rm log}_{10}({\rm sSFR}) -9.799 -9.427 -9.140
{\rm stellar\ age} 4.942 6.337 7.475

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.767 -1.490 -1.161
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.704 -0.079 0.373

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.098 0.167 0.272
\delta -0.807 -0.507 -0.171
\tau_1/\tau_2 0.632 1.035 1.424
Q_{PAH} 0.630 1.449 2.708
U_{min} 2.808 7.760 14.929
{\rm log}_{10}(\gamma_e)\, -3.064 -1.982 -1.140

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.823 -2.549 -1.907
{\rm log}_{10}(\tau_{AGN})\, 0.940 1.327 1.803

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.333 -0.897 -0.662
0.03-0.10 Gyr 0.004 0.382 0.639
0.10-0.33 Gyr -0.402 0.122 0.394
0.33-1.07 Gyr -1.033 -0.356 -0.085
1.07-3.52 Gyr -0.676 -0.297 -0.036
3.52-11.56 Gyr -0.638 -0.278 -0.096
11.56-12.84 Gyr -0.834 -0.243 0.208