2025dyt results

2025dyt results

Information

Transient

Name:	`AT2025dyt`
Right ascension:	`8h05m29.56s`
Declination:	`37d32m12.17s`
Discovery Date:	`March 5, 2025, 6:55 a.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.043`

Host

Name:	`2025dyt`
Right ascension:	`8h05m29.77s`
Declination:	`37d32m09.26s`
Redshift:	`0.033690`
Photometric Redshift:	`0.037`

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_i DES_z DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	16.25
Transient MWEBV	processed	0.13
Host match	processed	2.09
Host information	processed	0.08
Host MWEBV	processed	0.07
Global aperture construction	processed	0.6
Global aperture photometry	processed	5.39
Validate global photometry	processed	16.02
Global host SED inference	processed	620.07
Local aperture photometry	processed	5.93
Validate local photometry	processed	0.02
Local host SED inference	processed	481.65

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	8h05m29.56s, 37d32m12.17s
semi major axis, semi minor axis (arcsec):	2.98, 2.98
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	73.82	2.85	19.230	0.042	AB
SDSS_g	412.05	5.34	17.363	0.014	AB
DES_g	437.79	1.22	17.297	0.003	AB
PanSTARRS_g	541.51	0.87	17.066	0.002	AB
SDSS_r	882.08	7.83	16.536	0.010	AB
PanSTARRS_r	1099.19	1.03	16.297	0.001	AB
SDSS_i	1264.3	9.46	16.145	0.008	AB
PanSTARRS_i	1552.44	0.86	15.922	0.001	AB
PanSTARRS_z	1925.88	1.96	15.688	0.001	AB
SDSS_z	1699.33	13.48	15.824	0.009	AB
PanSTARRS_y	2381.79	5.75	15.458	0.003	AB
2MASS_J	2888.37	66.65	14.353	0.025	Vega
2MASS_H	3706.13	115.54	13.610	0.034	Vega
2MASS_K	3142.77	107.0	13.319	0.037	Vega

Aperture details

RA, DEC (J2000):	8h05m29.76s, 37d32m09.43s
semi major axis, semi minor axis (arcsec):	18.26, 13.53
angle (degrees, anti-clockwise from east):	-124.66

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	28.27	5.28	20.272	0.203	AB
GALEX_NUV	84.91	1.89	19.078	0.024	AB
SDSS_u	593.51	11.83	16.966	0.022	AB
SDSS_g	3452.37	15.89	15.055	0.005	AB
DES_g	4476.87	3.95	14.773	0.001	AB
SDSS_r	7465.34	23.6	14.217	0.003	AB
PanSTARRS_r	7717.01	4.69	14.181	0.001	AB
SDSS_i	11025.96	29.31	13.794	0.003	AB
PanSTARRS_i	10758.77	3.92	13.821	0.000	AB
PanSTARRS_z	13308.04	9.43	13.590	0.001	AB
SDSS_z	14022.05	53.01	13.533	0.004	AB
PanSTARRS_y	16578.13	29.18	13.351	0.002	AB
2MASS_J	22307.99	376.74	12.134	0.018	Vega
2MASS_H	26560.63	661.01	11.472	0.027	Vega
2MASS_K	21113.73	614.69	11.251	0.032	Vega
WISE_W2	7966.25	81.42	10.808	0.011	Vega
WISE_W3	2504.04	266.14	10.229	0.115	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.899	10.001	10.109
{\rm log}_{10}({\rm SFR})	-1.007	-0.409	0.039
{\rm log}_{10}({\rm sSFR})	-10.981	-10.411	-9.953
{\rm stellar\ age}	5.271	7.203	8.908

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.225	-0.633	-0.274
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.683	-1.021	-0.038

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.542	0.829	1.201
\delta	-0.856	-0.594	-0.312
\tau_1/\tau_2	0.548	0.888	1.234
Q_{PAH}	0.435	2.170	4.195
U_{min}	2.558	7.622	14.687
{\rm log}_{10}(\gamma_e)\,	-3.633	-2.143	-0.997

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.347	-3.017	-1.230
{\rm log}_{10}(\tau_{AGN})\,	0.882	1.299	1.815

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.821	-0.225	0.169
0.03-0.10 Gyr	-1.797	-0.560	0.005
0.10-0.33 Gyr	-1.810	-0.507	0.057
0.33-1.09 Gyr	-1.178	-0.242	0.229
1.09-3.62 Gyr	-0.622	0.001	0.291
3.62-11.97 Gyr	-0.376	0.054	0.260
11.97-13.30 Gyr	-0.492	0.134	0.742

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.704	10.801	10.867
{\rm log}_{10}({\rm SFR})	-0.572	-0.170	0.143
{\rm log}_{10}({\rm sSFR})	-11.417	-10.963	-10.625
{\rm stellar\ age}	4.254	6.063	7.200

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.184	-0.015	0.115
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.266	-0.892	-0.601

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.273	0.422	0.626
\delta	-0.794	-0.562	-0.282
\tau_1/\tau_2	0.155	0.444	0.787
Q_{PAH}	0.050	0.199	0.500
U_{min}	2.544	6.626	13.000
{\rm log}_{10}(\gamma_e)\,	-3.760	-3.351	-2.800

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.156	-3.149	-2.141
{\rm log}_{10}(\tau_{AGN})\,	0.901	1.206	1.720

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.494	0.013	0.357
0.03-0.10 Gyr	-0.959	-0.356	0.088
0.10-0.33 Gyr	-0.955	-0.299	0.215
0.33-1.09 Gyr	0.581	0.911	1.148
1.09-3.62 Gyr	0.870	1.106	1.289
3.62-11.97 Gyr	0.417	0.814	0.982
11.97-13.30 Gyr	0.142	0.737	1.156