2025adth results

2025adth results

Information

Transient

Name:	`AT2025adth`
Right ascension:	`0h30m35.08s`
Declination:	`-8d22m50.92s`
Discovery Date:	`Nov. 16, 2025, 5:41 p.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.032`

Host

Name:	`PGC001865`
Right ascension:	`0h30m34.76s`
Declination:	`-8d22m57.19s`
Redshift:	`0.016919`
Photometric Redshift:	`None`

Cutout Download Report

Downloaded	Unavailable
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_z	DES_i DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	19.82
Transient MWEBV	processed	0.09
Host match	processed	3.93
Host information	processed	0.16
Host MWEBV	processed	0.04
Global aperture construction	processed	0.62
Global aperture photometry	processed	5.74
Validate global photometry	processed	14.57
Global host SED inference	processed	386.16
Local aperture photometry	processed	5.5
Validate local photometry	processed	0.03
Local host SED inference	processed	481.92

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	0h30m35.08s, -8d22m50.92s
semi major axis, semi minor axis (arcsec):	5.81, 5.81
angle (degrees, anti-clockwise from east):	0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	106.06	6.34	18.836	0.065	AB
GALEX_NUV	140.84	4.16	18.528	0.032	AB
SDSS_u	235.92	7.97	17.968	0.037	AB
SDSS_g	545.98	6.54	17.057	0.013	AB
PanSTARRS_g	611.07	1.55	16.935	0.003	AB
SDSS_r	701.66	7.59	16.785	0.012	AB
PanSTARRS_r	789.25	1.3	16.657	0.002	AB
SDSS_i	815.76	9.62	16.621	0.013	AB
PanSTARRS_i	879.91	1.97	16.539	0.002	AB
PanSTARRS_z	978.49	3.48	16.424	0.004	AB
SDSS_z	943.77	20.2	16.463	0.023	AB
PanSTARRS_y	1126.34	8.33	16.271	0.008	AB
2MASS_J	1229.94	139.67	15.280	0.123	Vega
2MASS_H	897.86	226.17	15.149	0.273	Vega
2MASS_K	814.52	257.0	14.785	0.343	Vega

Aperture details

RA, DEC (J2000):	0h30m34.80s, -8d22m57.15s
semi major axis, semi minor axis (arcsec):	14.84, 12.06
angle (degrees, anti-clockwise from east):	-144.39

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	367.65	11.8	17.486	0.035	AB
GALEX_NUV	472.0	7.74	17.215	0.018	AB
SDSS_u	964.33	17.81	16.439	0.020	AB
SDSS_g	2490.23	14.14	15.409	0.006	AB
PanSTARRS_g	2590.96	3.54	15.366	0.001	AB
SDSS_r	3394.68	16.86	15.073	0.005	AB
PanSTARRS_r	3417.49	2.99	15.066	0.001	AB
SDSS_i	4050.89	21.73	14.881	0.006	AB
PanSTARRS_i	3935.53	4.54	14.912	0.001	AB
PanSTARRS_z	4354.55	8.07	14.803	0.002	AB
SDSS_z	4573.59	46.25	14.749	0.011	AB
PanSTARRS_y	5028.4	19.17	14.646	0.004	AB
2MASS_J	4486.34	327.19	13.875	0.079	Vega
2MASS_H	4827.14	529.62	13.323	0.119	Vega
2MASS_K	5305.1	602.86	12.750	0.123	Vega
WISE_W1	2237.96	33.21	12.826	0.016	Vega
WISE_W2	1354.03	37.27	12.732	0.030	Vega
WISE_W3	2901.9	194.25	10.069	0.073	Vega
WISE_W4	3728.75	1025.87	8.351	0.299	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.636	8.817	8.997
{\rm log}_{10}({\rm SFR})	-0.751	-0.413	-0.081
{\rm log}_{10}({\rm sSFR})	-9.638	-9.258	-8.789
{\rm stellar\ age}	2.023	5.920	7.915

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.593	-1.003	-0.471
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.556	-1.129	-0.027

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.213	0.527	1.043
\delta	-0.102	0.147	0.305
\tau_1/\tau_2	0.719	1.100	1.464
Q_{PAH}	0.645	2.226	3.714
U_{min}	2.671	8.057	15.193
{\rm log}_{10}(\gamma_e)\,	-3.416	-2.498	-1.568

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.317	-2.686	-0.731
{\rm log}_{10}(\tau_{AGN})\,	0.934	1.509	1.911

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.262	-0.954	-0.627
0.03-0.10 Gyr	-0.666	-0.297	0.051
0.10-0.33 Gyr	-1.152	-0.571	-0.021
0.33-1.10 Gyr	-1.938	-1.166	-0.769
1.10-3.67 Gyr	-2.234	-1.286	-0.940
3.67-12.18 Gyr	-2.566	-1.250	-0.915
12.18-13.53 Gyr	-2.506	-1.210	-0.605

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.359	9.434	9.520
{\rm log}_{10}({\rm SFR})	-0.679	-0.403	-0.176
{\rm log}_{10}({\rm sSFR})	-10.112	-9.853	-9.612
{\rm stellar\ age}	5.210	6.372	7.450

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.917	-0.722	-0.583
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.504	-0.069	0.239

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.064	0.113	0.211
\delta	-0.712	-0.358	0.008
\tau_1/\tau_2	0.732	1.049	1.402
Q_{PAH}	0.362	0.991	2.154
U_{min}	2.452	7.073	13.439
{\rm log}_{10}(\gamma_e)\,	-3.299	-2.518	-1.770

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.156	-3.207	-2.351
{\rm log}_{10}(\tau_{AGN})\,	0.997	1.428	1.876

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.039	-0.797	-0.628
0.03-0.10 Gyr	-0.622	-0.300	-0.044
0.10-0.33 Gyr	-0.347	-0.072	0.135
0.33-1.10 Gyr	-0.606	-0.341	-0.134
1.10-3.67 Gyr	-0.737	-0.500	-0.307
3.67-12.18 Gyr	-0.742	-0.528	-0.369
12.18-13.53 Gyr	-0.918	-0.494	-0.143