2025byr results

2025byr results

Information

Transient

Name:	`AT2025byr`
Right ascension:	`0h53m25.69s`
Declination:	`29d17m14.91s`
Discovery Date:	`Feb. 17, 2025, 3:40 a.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.050`

Host

Name:	`2025byr`
Right ascension:	`0h53m26.62s`
Declination:	`29d16m13.44s`
Redshift:	`0.015044`
Photometric Redshift:	`None`

Cutout Download Report

Downloaded	Unavailable
2MASS_H 2MASS_J 2MASS_K WISE_W1 WISE_W2 WISE_W3 WISE_W4 PanSTARRS_g PanSTARRS_r PanSTARRS_i PanSTARRS_z PanSTARRS_y SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g	GALEX_NUV GALEX_FUV DES_g DES_r DES_i DES_z DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	13.39
Transient MWEBV	processed	0.12
Host match	processed	0.75
Host information	processed	0.09
Host MWEBV	processed	0.05
Global aperture construction	processed	0.65
Global aperture photometry	processed	4.82
Validate global photometry	processed	13.49
Global host SED inference	processed	389.84
Local aperture photometry	processed	4.43
Validate local photometry	processed	0.02
Local host SED inference	processed	5420.64

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	0h53m25.69s, 29d17m14.91s
semi major axis, semi minor axis (arcsec):	6.52, 6.52
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	398.97	8.72	17.398	0.024	AB
SDSS_g	1287.32	9.55	16.126	0.008	AB
PanSTARRS_g	1332.87	1.8	16.088	0.001	AB
SDSS_r	1895.7	11.93	15.706	0.007	AB
PanSTARRS_r	1872.93	2.06	15.719	0.001	AB
SDSS_i	2183.19	13.46	15.552	0.007	AB
PanSTARRS_i	2203.95	2.88	15.542	0.001	AB
PanSTARRS_z	2308.6	4.81	15.492	0.002	AB
SDSS_z	2323.43	26.0	15.485	0.012	AB
PanSTARRS_y	2366.69	11.43	15.465	0.005	AB
2MASS_J	2254.95	145.68	14.622	0.070	Vega
2MASS_H	1694.58	210.05	14.460	0.135	Vega
2MASS_K	1449.23	243.49	14.159	0.182	Vega
WISE_W1	282.06	11.61	15.075	0.045	Vega
WISE_W2	138.24	13.67	15.209	0.107	Vega

Aperture details

RA, DEC (J2000):	0h53m26.64s, 29d16m13.48s
semi major axis, semi minor axis (arcsec):	52.97, 11.31
angle (degrees, anti-clockwise from east):	-21.62

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	1326.28	27.94	16.093	0.023	AB
SDSS_g	7151.43	23.29	14.264	0.004	AB
PanSTARRS_g	7770.82	6.47	14.174	0.001	AB
SDSS_r	15261.1	35.05	13.441	0.002	AB
PanSTARRS_r	15256.01	7.45	13.441	0.001	AB
SDSS_i	23082.28	45.3	12.992	0.002	AB
PanSTARRS_i	23053.05	10.83	12.993	0.001	AB
PanSTARRS_z	29870.82	17.92	12.712	0.001	AB
SDSS_z	31644.95	97.76	12.649	0.003	AB
PanSTARRS_y	38390.07	44.24	12.439	0.001	AB
2MASS_J	50495.53	593.83	11.247	0.013	Vega
2MASS_H	66578.17	852.36	10.474	0.014	Vega
2MASS_K	57645.77	992.13	10.160	0.019	Vega
WISE_W1	29223.99	112.86	10.037	0.004	Vega
WISE_W2	16576.05	120.12	10.012	0.008	Vega
WISE_W3	29994.48	885.57	7.533	0.032	Vega
WISE_W4	26761.2	2529.71	6.211	0.103	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.071	9.233	9.313
{\rm log}_{10}({\rm SFR})	-2.615	-1.413	-1.015
{\rm log}_{10}({\rm sSFR})	-11.798	-10.673	-10.241
{\rm stellar\ age}	4.550	7.577	8.900

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.953	-1.879	-1.748
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.569	-0.777	-0.099

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.020	0.069	0.136
\delta	-0.922	-0.698	-0.270
\tau_1/\tau_2	0.740	1.129	1.517
Q_{PAH}	0.227	0.896	2.183
U_{min}	3.085	8.806	16.283
{\rm log}_{10}(\gamma_e)\,	-2.888	-1.775	-0.748

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.614	-3.862	-2.909
{\rm log}_{10}(\tau_{AGN})\,	1.339	1.805	2.081

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-4.315	-2.170	-1.657
0.03-0.10 Gyr	-2.616	-1.293	-0.872
0.10-0.33 Gyr	-1.840	-1.072	-0.599
0.33-1.10 Gyr	-1.902	-1.102	-0.638
1.10-3.67 Gyr	-1.785	-0.908	-0.386
3.67-12.20 Gyr	-1.917	-0.657	-0.492
12.20-13.56 Gyr	-1.917	-0.643	-0.072

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.535	10.637	10.690
{\rm log}_{10}({\rm SFR})	-1.501	-0.860	-0.034
{\rm log}_{10}({\rm sSFR})	-12.169	-11.520	-10.582
{\rm stellar\ age}	7.257	8.255	9.977

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.175	-0.076	0.010
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.534	-0.515	0.220

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.295	0.410	0.666
\delta	-0.483	-0.027	0.237
\tau_1/\tau_2	0.377	0.750	1.129
Q_{PAH}	0.935	2.811	4.860
U_{min}	2.390	6.738	13.861
{\rm log}_{10}(\gamma_e)\,	-3.559	-2.284	-1.563

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.664	-4.073	-3.098
{\rm log}_{10}(\tau_{AGN})\,	1.178	1.688	1.999

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.419	-0.751	0.013
0.03-0.10 Gyr	-1.850	-0.983	-0.086
0.10-0.33 Gyr	-1.861	-0.914	-0.010
0.33-1.10 Gyr	-1.534	-0.589	0.212
1.10-3.67 Gyr	-0.819	0.163	0.638
3.67-12.20 Gyr	0.466	0.756	0.900
12.20-13.56 Gyr	0.321	0.877	1.459