2025ahua

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Information

Transient

Name: AT2025ahua
Right ascension: 1h57m13.85s
Declination: 30d40m46.32s
Discovery Date: Dec. 20, 2025, 5:12 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.043

Host

Name:
Right ascension: 1h57m13.84s
Declination: 30d40m45.42s
Redshift: None
Photometric Redshift: 0.118
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 8.32
Transient MWEBV processed 0.08
Host match processed 5.32
Host information processed 0.14
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 1.16
Validate global photometry processed 1.65
Global host SED inference processed 401.35
Local aperture photometry processed 5.71
Validate local photometry processed 0.02
Local host SED inference not enough filters 20.92
 

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) = 1h57m13.85s, 30d40m46.32s
semi major axis, semi minor axis (arcsec) = 0.94, 0.94
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 31.55 0.84 20.153 0.029 AB

Aperture details

RA, DEC (J2000) = 1h57m13.83s, 30d40m45.64s
semi major axis, semi minor axis (arcsec) = 4.53, 3.5
angle (degrees, anti-clockwise from east) = -10.68

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.06 2.04 21.634 0.275 AB
GALEX_NUV 10.65 1.71 21.332 0.174 AB
DES_g 52.85 0.41 19.592 0.008 AB
PanSTARRS_g 50.34 0.91 19.645 0.020 AB
PanSTARRS_r 77.72 1.05 19.174 0.015 AB
DES_r 83.71 0.82 19.093 0.011 AB
PanSTARRS_i 101.94 1.18 18.879 0.013 AB
PanSTARRS_z 105.88 2.67 18.838 0.027 AB
DES_z 121.15 1.82 18.692 0.016 AB
PanSTARRS_y 110.46 5.96 18.792 0.059 AB
2MASS_J 199.1 98.71 17.257 0.538 Vega
2MASS_H 291.18 151.28 16.372 0.564 Vega
2MASS_K 2.92 164.78 20.898 61.226 Vega
WISE_W1 61.4 6.11 16.731 0.108 Vega
WISE_W2 29.07 9.73 16.902 0.363 Vega
WISE_W3 124.47 53.44 13.488 0.466 Vega
WISE_W4 -75.87 175.81 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

Click the image to load the interactive plot.


 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.564 9.647 9.755
{\rm log}_{10}({\rm SFR}) -0.516 -0.237 0.050
{\rm log}_{10}({\rm sSFR}) -10.164 -9.884 -9.592
{\rm stellar\ age} 4.663 5.889 7.001

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.404 -0.832 -0.248
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.617 -0.623 0.168

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.090 0.197 0.353
\delta -0.448 -0.001 0.249
\tau_1/\tau_2 0.738 1.063 1.385
Q_{PAH} 0.930 2.259 4.191
U_{min} 2.686 7.462 14.656
{\rm log}_{10}(\gamma_e)\, -2.539 -1.599 -0.705

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.611 -1.617 -0.962
{\rm log}_{10}(\tau_{AGN})\, 1.109 1.506 1.854

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.849 -0.560 -0.330
0.03-0.10 Gyr -0.494 -0.145 0.173
0.10-0.32 Gyr -0.252 0.039 0.282
0.32-1.05 Gyr -0.432 -0.104 0.125
1.05-3.40 Gyr -0.493 -0.241 -0.057
3.40-11.02 Gyr -0.515 -0.281 -0.084
11.02-12.24 Gyr -0.753 -0.234 0.187