2025afxh

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Information

Transient

Name: AT2025afxh
Right ascension: 1h41m30.43s
Declination: 12d50m07.54s
Discovery Date: Dec. 6, 2025, 7:26 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.037

Host

Name:
Right ascension: 1h41m30.44s
Declination: 12d50m08.18s
Redshift: None
Photometric Redshift: 0.048
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.98
Transient MWEBV processed 0.13
Host match processed 5.12
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 5.25
Validate global photometry processed 15.15
Global host SED inference processed 400.45
Local aperture photometry processed 5.16
Validate local photometry processed 0.02
Local host SED inference processed 448.06
 

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) = 1h41m30.43s, 12d50m07.54s
semi major axis, semi minor axis (arcsec) = 2.13, 2.13
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 19.8 1.7 20.658 0.093 AB
SDSS_g 57.34 2.11 19.504 0.040 AB
PanSTARRS_g 57.29 0.55 19.505 0.010 AB
SDSS_r 87.89 2.64 19.040 0.033 AB
PanSTARRS_r 91.67 1.05 18.994 0.012 AB
SDSS_i 116.73 3.17 18.732 0.029 AB
PanSTARRS_i 122.37 0.77 18.681 0.007 AB
PanSTARRS_z 135.84 1.36 18.567 0.011 AB
SDSS_z 133.83 6.36 18.584 0.052 AB
DES_z 140.82 2.19 18.528 0.017 AB
PanSTARRS_y 158.12 3.75 18.403 0.026 AB

Aperture details

RA, DEC (J2000) = 1h41m30.43s, 12d50m08.70s
semi major axis, semi minor axis (arcsec) = 8.72, 7.3
angle (degrees, anti-clockwise from east) = -172.57

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 33.96 1.56 20.073 0.050 AB
GALEX_NUV 38.63 1.08 19.933 0.030 AB
SDSS_u 81.82 5.45 19.118 0.072 AB
SDSS_g 202.3 4.73 18.135 0.025 AB
PanSTARRS_g 199.02 1.97 18.153 0.011 AB
SDSS_r 274.22 5.84 17.805 0.023 AB
PanSTARRS_r 278.67 3.8 17.787 0.015 AB
SDSS_i 336.76 7.4 17.582 0.024 AB
PanSTARRS_i 379.39 2.8 17.452 0.008 AB
PanSTARRS_z 365.06 4.97 17.494 0.015 AB
SDSS_z 424.48 21.89 17.330 0.056 AB
DES_z 390.31 4.15 17.421 0.012 AB
PanSTARRS_y 473.26 13.89 17.212 0.032 AB
2MASS_J 286.85 216.45 16.861 0.819 Vega
2MASS_H 122.08 326.53 17.316 2.904 Vega
2MASS_K 912.9 418.16 14.661 0.497 Vega
WISE_W1 184.57 11.01 15.536 0.065 Vega
WISE_W2 95.92 17.37 15.606 0.197 Vega
WISE_W3 315.54 74.2 12.478 0.255 Vega
WISE_W4 -93.94 346.52 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})\, 8.967 9.107 9.222
{\rm log}_{10}({\rm SFR}) -1.576 -0.984 -0.376
{\rm log}_{10}({\rm sSFR}) -10.709 -10.113 -9.446
{\rm stellar\ age} 5.216 7.118 8.753

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.677 -1.218 -0.777
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.456 -0.023 0.321

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.245 0.579 0.948
\delta -0.543 -0.142 0.207
\tau_1/\tau_2 0.696 1.057 1.406
Q_{PAH} 0.573 1.975 4.261
U_{min} 2.858 7.976 14.676
{\rm log}_{10}(\gamma_e)\, -3.222 -2.099 -0.850

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.211 -1.203 -0.295
{\rm log}_{10}(\tau_{AGN})\, 1.032 1.466 1.903

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.865 -1.256 -0.771
0.03-0.10 Gyr -1.636 -0.937 -0.259
0.10-0.33 Gyr -1.714 -0.987 -0.398
0.33-1.09 Gyr -1.947 -1.154 -0.657
1.09-3.58 Gyr -1.696 -0.984 -0.687
3.58-11.80 Gyr -1.270 -0.817 -0.631
11.80-13.12 Gyr -1.360 -0.742 -0.148

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.359 9.447 9.534
{\rm log}_{10}({\rm SFR}) -0.656 -0.442 -0.181
{\rm log}_{10}({\rm sSFR}) -10.098 -9.890 -9.632
{\rm stellar\ age} 6.328 7.237 8.348

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.323 -0.983 -0.731
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.041 0.105 0.270

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.099 0.188 0.341
\delta -0.495 -0.093 0.184
\tau_1/\tau_2 0.685 0.997 1.298
Q_{PAH} 0.290 0.940 2.193
U_{min} 2.695 7.334 14.216
{\rm log}_{10}(\gamma_e)\, -2.888 -1.863 -1.056

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.325 -3.383 -2.477
{\rm log}_{10}(\tau_{AGN})\, 1.056 1.529 1.929

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.856 -0.685 -0.546
0.03-0.10 Gyr -0.653 -0.364 -0.058
0.10-0.33 Gyr -0.834 -0.485 -0.216
0.33-1.09 Gyr -1.081 -0.724 -0.477
1.09-3.58 Gyr -1.005 -0.654 -0.431
3.58-11.80 Gyr -0.613 -0.436 -0.297
11.80-13.12 Gyr -0.785 -0.344 0.076