2025xbc

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Information

Transient

Name: SN2025xbc
Right ascension: 9h11m18.25s
Declination: 39d46m41.46s
Discovery Date: Sept. 6, 2025, 12:27 p.m.
Classification: SN Ia
Redshift: 0.025000
MW E(B-V): 0.015

Host

Name:
Right ascension: 9h11m18.20s
Declination: 39d46m44.08s
Redshift: None
Photometric Redshift: 0.066

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	16.52
Transient MWEBV	processed	0.1
Host match	processed	5.65
Host information	processed	0.1
Host MWEBV	processed	0.04
Global aperture construction	processed	0.69
Global aperture photometry	processed	5.19
Validate global photometry	processed	16.19
Global host SED inference	processed	741.15
Local aperture photometry	processed	5.43
Validate local photometry	processed	0.03
Local host SED inference	processed	466.96

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) = 9h11m18.25s, 39d46m41.46s
semi major axis, semi minor axis (arcsec) = 3.97, 3.97
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	17.4	2.49	20.798	0.155	AB
SDSS_g	12.34	1.49	21.172	0.131	AB
DES_g	15.36	0.35	20.934	0.025	AB
PanSTARRS_g	13.29	0.8	21.091	0.065	AB
SDSS_r	20.19	2.04	20.637	0.110	AB
PanSTARRS_r	22.66	0.91	20.512	0.044	AB
SDSS_i	19.39	3.12	20.681	0.174	AB
PanSTARRS_i	20.34	0.98	20.629	0.052	AB
PanSTARRS_z	25.2	2.09	20.397	0.090	AB
SDSS_z	18.46	9.24	20.734	0.544	AB
DES_z	20.89	1.3	20.600	0.068	AB
PanSTARRS_y	27.51	5.95	20.301	0.235	AB
2MASS_J	65.67	77.63	18.462	1.283	Vega
2MASS_H	37.27	109.02	18.604	3.175	Vega
2MASS_K	25.82	137.61	18.532	5.786	Vega

Aperture details

RA, DEC (J2000) = 9h11m18.21s, 39d46m44.20s
semi major axis, semi minor axis (arcsec) = 2.64, 2.51
angle (degrees, anti-clockwise from east) = -162.96

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	6.14	2.45	21.929	0.433	AB
GALEX_NUV	8.47	1.35	21.580	0.173	AB
SDSS_u	10.84	1.74	21.313	0.174	AB
SDSS_g	14.94	1.22	20.964	0.089	AB
DES_g	14.88	0.31	20.969	0.023	AB
PanSTARRS_g	13.93	0.52	21.040	0.041	AB
SDSS_r	19.92	1.56	20.652	0.085	AB
PanSTARRS_r	21.05	0.58	20.592	0.030	AB
SDSS_i	21.85	2.17	20.551	0.108	AB
PanSTARRS_i	21.13	0.61	20.588	0.032	AB
PanSTARRS_z	22.06	1.3	20.541	0.064	AB
SDSS_z	19.24	6.01	20.689	0.339	AB
DES_z	21.55	0.95	20.566	0.048	AB
PanSTARRS_y	22.68	3.67	20.511	0.176	AB
2MASS_J	11.96	71.3	20.311	6.472	Vega
2MASS_H	27.09	97.99	18.950	3.927	Vega
2MASS_K	5.15	126.43	20.282	26.641	Vega
WISE_W1	17.19	7.43	18.113	0.469	Vega
WISE_W2	20.62	9.7	17.275	0.511	Vega
WISE_W3	70.45	50.88	14.106	0.784	Vega
WISE_W4	-238.38	454.01			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})\,	7.234	7.523	7.717
{\rm log}_{10}({\rm SFR})	-2.131	-1.602	-1.043
{\rm log}_{10}({\rm sSFR})	-9.713	-9.087	-8.361
{\rm stellar\ age}	1.971	5.917	7.724

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.708	-1.150	-0.432
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.841	-1.146	0.299

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.199	0.610	1.120
\delta	-0.373	0.092	0.295
\tau_1/\tau_2	0.768	1.157	1.549
Q_{PAH}	0.745	2.316	4.722
U_{min}	2.944	8.524	15.632
{\rm log}_{10}(\gamma_e)\,	-3.018	-1.854	-0.683

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.572	-1.017	-0.217
{\rm log}_{10}(\tau_{AGN})\,	0.982	1.397	1.867

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.197	-1.783	-1.403
0.03-0.10 Gyr	-2.223	-1.565	-0.947
0.10-0.33 Gyr	-3.285	-2.260	-1.643
0.33-1.10 Gyr	-4.193	-2.598	-2.128
1.10-3.64 Gyr	-3.899	-2.604	-2.232
3.64-12.08 Gyr	-3.881	-2.538	-2.192
12.08-13.42 Gyr	-3.997	-2.577	-1.960

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	7.427	7.592	7.747
{\rm log}_{10}({\rm SFR})	-1.903	-1.345	-0.706
{\rm log}_{10}({\rm sSFR})	-9.471	-8.935	-8.194
{\rm stellar\ age}	1.592	6.250	8.470

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.835	-1.529	-0.908
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.696	0.051	0.383

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.130	0.759	1.334
\delta	0.003	0.224	0.350
\tau_1/\tau_2	0.549	1.016	1.444
Q_{PAH}	1.033	2.756	4.881
U_{min}	3.650	9.897	17.730
{\rm log}_{10}(\gamma_e)\,	-2.979	-1.719	-0.755

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.563	-1.243	-0.160
{\rm log}_{10}(\tau_{AGN})\,	1.084	1.461	1.875

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.876	-2.135	-1.642
0.03-0.10 Gyr	-1.813	-1.230	-0.552
0.10-0.33 Gyr	-3.867	-2.307	-1.625
0.33-1.10 Gyr	-4.842	-2.736	-2.234
1.10-3.64 Gyr	-4.415	-2.658	-2.253
3.64-12.08 Gyr	-4.294	-2.527	-2.212
12.08-13.42 Gyr	-4.193	-2.396	-1.672