2025ahau

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Information

Transient

Name: AT2025ahau
Right ascension: 13h18m28.69s
Declination: 7d32m08.50s
Discovery Date: Dec. 11, 2025, 1:23 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.026

Host

Name:
Right ascension: 13h18m28.68s
Declination: 7d32m08.38s
Redshift: 0.050555
Photometric Redshift:

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	16.58
Transient MWEBV	processed	0.06
Host match	processed	5.62
Host information	processed	0.05
Host MWEBV	processed	0.14
Global aperture construction	processed	0.7
Global aperture photometry	processed	5.76
Validate global photometry	processed	15.21
Global host SED inference	processed	555.84
Local aperture photometry	processed	5.6
Validate local photometry	processed	0.02
Local host SED inference	processed	474.99

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) = 13h18m28.69s, 7d32m08.50s
semi major axis, semi minor axis (arcsec) = 2.03, 2.03
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	24.22	2.11	20.439	0.094	AB
SDSS_g	116.36	2.86	18.736	0.027	AB
PanSTARRS_g	123.93	0.48	18.667	0.004	AB
SDSS_r	252.69	4.24	17.894	0.018	AB
PanSTARRS_r	249.21	0.66	17.909	0.003	AB
DES_r	302.05	1.39	17.700	0.005	AB
SDSS_i	386.5	5.36	17.432	0.015	AB
PanSTARRS_i	368.6	0.68	17.484	0.002	AB
PanSTARRS_z	475.92	1.22	17.206	0.003	AB
SDSS_z	506.74	9.35	17.138	0.020	AB
DES_z	549.39	4.55	17.050	0.009	AB
PanSTARRS_y	587.37	2.4	16.978	0.004	AB

Aperture details

RA, DEC (J2000) = 13h18m28.67s, 7d32m08.71s
semi major axis, semi minor axis (arcsec) = 19.23, 5.92
angle (degrees, anti-clockwise from east) = -119.19

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	11.82	3.37	21.218	0.310	AB
GALEX_NUV	22.4	3.81	20.524	0.184	AB
SDSS_u	99.02	9.64	18.911	0.106	AB
SDSS_g	537.15	6.87	17.075	0.014	AB
PanSTARRS_g	563.94	2.31	17.022	0.004	AB
SDSS_r	987.54	9.79	16.414	0.011	AB
PanSTARRS_r	1012.1	3.13	16.387	0.003	AB
DES_r	947.12	2.84	16.459	0.003	AB
SDSS_i	1459.45	13.26	15.990	0.010	AB
PanSTARRS_i	1458.85	3.16	15.990	0.002	AB
PanSTARRS_z	1760.44	5.92	15.786	0.004	AB
SDSS_z	1776.31	40.22	15.776	0.025	AB
DES_z	1585.07	8.35	15.900	0.006	AB
PanSTARRS_y	2103.91	12.39	15.592	0.006	AB
2MASS_J	2981.4	353.49	14.319	0.129	Vega
2MASS_H	3582.53	499.51	13.647	0.151	Vega
2MASS_K	2027.59	590.34	13.795	0.316	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})\,	9.641	9.768	9.891
{\rm log}_{10}({\rm SFR})	-0.880	-0.461	-0.027
{\rm log}_{10}({\rm sSFR})	-10.694	-10.254	-9.701
{\rm stellar\ age}	5.748	7.439	9.483

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.839	-0.417	-0.199
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.715	-0.065	0.288

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.475	0.737	1.136
\delta	-0.872	-0.619	-0.308
\tau_1/\tau_2	0.582	0.899	1.217
Q_{PAH}	0.457	1.766	4.112
U_{min}	2.787	7.927	14.686
{\rm log}_{10}(\gamma_e)\,	-3.297	-1.890	-1.058

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.123	-2.219	-0.892
{\rm log}_{10}(\tau_{AGN})\,	0.916	1.210	1.738

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.640	-0.306	0.022
0.03-0.10 Gyr	-1.373	-0.590	-0.023
0.10-0.33 Gyr	-1.590	-0.745	-0.173
0.33-1.09 Gyr	-1.548	-0.655	-0.129
1.09-3.57 Gyr	-1.276	-0.357	-0.039
3.57-11.77 Gyr	-0.639	-0.174	0.038
11.77-13.08 Gyr	-0.628	-0.032	0.675

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.184	10.297	10.415
{\rm log}_{10}({\rm SFR})	-2.431	-0.732	-0.183
{\rm log}_{10}({\rm sSFR})	-12.678	-11.029	-10.491
{\rm stellar\ age}	2.289	6.279	8.259

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.771	-1.312	-0.775
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.488	-0.788	-0.117

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.535	0.945	1.425
\delta	-0.238	-0.005	0.214
\tau_1/\tau_2	0.330	0.733	1.127
Q_{PAH}	0.336	2.446	4.498
U_{min}	2.597	8.368	16.457
{\rm log}_{10}(\gamma_e)\,	-3.425	-1.616	-0.795

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.623	-1.232	-0.503
{\rm log}_{10}(\tau_{AGN})\,	0.867	1.569	1.954

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.890	-0.689	-0.227
0.03-0.10 Gyr	-3.892	-0.953	-0.152
0.10-0.33 Gyr	-2.944	-0.939	-0.011
0.33-1.09 Gyr	-0.986	0.193	1.101
1.09-3.57 Gyr	-0.658	0.388	0.913
3.57-11.77 Gyr	-2.157	0.238	0.546
11.77-13.08 Gyr	-2.653	0.194	0.937