2025hzy results

2025hzy results

Information

Transient

Name:	`AT2025hzy`
Right ascension:	`15h25m26.15s`
Declination:	`7d05m02.63s`
Discovery Date:	`April 20, 2025, 3:26 p.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.041`

Host

Name:	`2025hzy`
Right ascension:	`15h25m26.15s`
Declination:	`7d05m05.06s`
Redshift:	`0.034777`
Photometric Redshift:	`0.031`

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	18.86
Transient MWEBV	processed	0.12
Host match	processed	2.18
Host information	processed	0.09
Host MWEBV	processed	0.04
Global aperture construction	processed	0.68
Global aperture photometry	processed	6.1
Validate global photometry	processed	15.56
Global host SED inference	processed	366.63
Local aperture photometry	processed	6.41
Validate local photometry	processed	0.02
Local host SED inference	processed	442.47

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	15h25m26.15s, 7d05m02.63s
semi major axis, semi minor axis (arcsec):	2.89, 2.89
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	118.81	3.73	18.713	0.034	AB
SDSS_g	469.13	5.68	17.222	0.013	AB
DES_g	485.3	0.86	17.185	0.002	AB
PanSTARRS_g	444.28	0.79	17.281	0.002	AB
SDSS_r	926.73	8.0	16.483	0.009	AB
PanSTARRS_r	861.1	1.21	16.562	0.002	AB
DES_r	1020.57	2.86	16.378	0.003	AB
SDSS_i	1318.13	9.66	16.100	0.008	AB
PanSTARRS_i	1205.88	1.14	16.197	0.001	AB
PanSTARRS_z	1503.2	2.14	15.957	0.002	AB
SDSS_z	1749.37	15.85	15.793	0.010	AB
DES_z	1769.03	6.1	15.781	0.004	AB
PanSTARRS_y	1775.67	4.21	15.777	0.003	AB
2MASS_H	2524.32	109.21	14.027	0.047	Vega

Aperture details

RA, DEC (J2000):	15h25m26.17s, 7d05m04.34s
semi major axis, semi minor axis (arcsec):	24.98, 12.25
angle (degrees, anti-clockwise from east):	-87.17

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	107.58	10.65	18.821	0.108	AB
GALEX_NUV	180.79	8.87	18.257	0.053	AB
SDSS_g	2749.85	14.45	15.302	0.006	AB
PanSTARRS_g	2876.0	4.15	15.253	0.002	AB
SDSS_r	5013.61	19.95	14.650	0.004	AB
SDSS_i	6932.95	25.25	14.298	0.004	AB
PanSTARRS_i	6898.21	6.39	14.303	0.001	AB
PanSTARRS_z	7966.49	12.04	14.147	0.002	AB
SDSS_z	9283.92	74.48	13.981	0.009	AB
PanSTARRS_y	9823.03	25.03	13.919	0.003	AB
2MASS_J	11676.01	424.04	12.837	0.039	Vega
2MASS_H	15867.28	662.66	12.031	0.045	Vega
2MASS_K	11344.93	793.11	11.925	0.076	Vega
WISE_W1	6783.58	46.48	11.622	0.007	Vega
WISE_W2	4212.17	50.76	11.500	0.013	Vega
WISE_W3	15423.89	162.56	8.256	0.011	Vega
WISE_W4	15594.9	992.4	6.798	0.069	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.794	9.946	10.073
{\rm log}_{10}({\rm SFR})	-0.938	-0.311	0.172
{\rm log}_{10}({\rm sSFR})	-10.969	-10.256	-9.738
{\rm stellar\ age}	6.010	7.577	9.717

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.250	-0.653	-0.395
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.766	0.086	0.313

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.370	0.654	1.000
\delta	-0.769	-0.449	-0.022
\tau_1/\tau_2	0.576	0.914	1.275
Q_{PAH}	0.358	1.348	3.073
U_{min}	3.154	8.744	15.863
{\rm log}_{10}(\gamma_e)\,	-2.661	-1.515	-0.742

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.179	-2.664	-1.071
{\rm log}_{10}(\tau_{AGN})\,	0.922	1.358	1.882

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.748	-0.344	-0.064
0.03-0.10 Gyr	-1.329	-0.329	0.242
0.10-0.33 Gyr	-1.517	-0.448	0.054
0.33-1.09 Gyr	-1.506	-0.467	-0.019
1.09-3.62 Gyr	-1.290	-0.246	0.075
3.62-11.96 Gyr	-0.434	0.005	0.220
11.96-13.29 Gyr	-0.540	0.107	0.820

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.527	10.607	10.677
{\rm log}_{10}({\rm SFR})	-0.064	0.227	0.569
{\rm log}_{10}({\rm sSFR})	-10.714	-10.370	-10.020
{\rm stellar\ age}	5.985	7.033	8.044

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.774	-0.532	-0.360
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.213	-0.160	0.278

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.356	0.479	0.629
\delta	-0.307	-0.138	0.049
\tau_1/\tau_2	0.677	0.993	1.318
Q_{PAH}	1.247	2.071	3.254
U_{min}	2.552	6.928	13.287
{\rm log}_{10}(\gamma_e)\,	-3.170	-2.168	-1.586

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.138	-2.237	-1.800
{\rm log}_{10}(\tau_{AGN})\,	0.993	1.384	1.803

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.496	0.083	0.364
0.03-0.10 Gyr	-0.225	0.239	0.697
0.10-0.33 Gyr	-0.060	0.347	0.737
0.33-1.09 Gyr	0.159	0.500	0.711
1.09-3.62 Gyr	0.406	0.654	0.872
3.62-11.96 Gyr	0.496	0.701	0.832
11.96-13.29 Gyr	0.259	0.734	1.139