2025sij

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Information

Transient

Name: AT2025sij
Right ascension: 12h41m55.52s
Declination: 5d37m01.52s
Discovery Date: July 26, 2025, 4:04 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.021

Host

Name: 1286313
Right ascension: 12h41m55.44s
Declination: 5d37m00.77s
Redshift: 0.064373
Photometric Redshift: 0.064

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	4.4
Cutout download	processed	33.51
Global aperture construction	processed	0.62
Local aperture photometry	processed	6.5
Global aperture photometry	processed	5.56
Validate local photometry	processed	0.02
Validate global photometry	processed	16.54
Host information	processed	0.18
Global host SED inference	processed	386.14
Local host SED inference	processed	439.51
Transient information	processed	0.0
Transient MWEBV	processed	0.08
Host MWEBV	processed	0.05
Processing status	completed	N/A	N/A

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) = 12h41m55.52s, 5d37m01.52s
semi major axis, semi minor axis (arcsec) = 1.62, 1.62
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	11.11	1.37	21.285	0.134	AB
SDSS_g	43.59	1.78	19.801	0.044	AB
DES_g	47.48	0.42	19.709	0.010	AB
PanSTARRS_g	45.9	0.4	19.745	0.009	AB
SDSS_r	81.4	2.43	19.123	0.032	AB
PanSTARRS_r	80.46	0.52	19.136	0.007	AB
DES_r	92.67	1.13	18.983	0.013	AB
SDSS_i	112.81	2.96	18.769	0.029	AB
PanSTARRS_i	114.34	0.5	18.755	0.005	AB
PanSTARRS_z	138.84	0.95	18.544	0.007	AB
SDSS_z	138.68	4.63	18.545	0.036	AB
DES_z	152.34	2.36	18.443	0.017	AB
PanSTARRS_y	164.16	2.27	18.362	0.015	AB

Aperture details

RA, DEC (J2000) = 12h41m55.45s, 5d37m00.87s
semi major axis, semi minor axis (arcsec) = 12.62, 3.44
angle (degrees, anti-clockwise from east) = -10.51

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	16.62	4.0	20.848	0.261	AB
GALEX_NUV	25.01	0.92	20.405	0.040	AB
SDSS_u	66.48	5.07	19.343	0.083	AB
SDSS_g	257.29	4.61	17.874	0.019	AB
DES_g	246.84	1.05	17.919	0.005	AB
PanSTARRS_g	248.66	1.54	17.911	0.007	AB
SDSS_r	412.65	5.96	17.361	0.016	AB
PanSTARRS_r	416.25	2.0	17.352	0.005	AB
DES_r	443.67	2.61	17.282	0.006	AB
SDSS_i	574.19	7.67	17.002	0.014	AB
PanSTARRS_i	555.49	1.88	17.038	0.004	AB
PanSTARRS_z	657.19	3.7	16.856	0.006	AB
SDSS_z	707.9	15.86	16.775	0.024	AB
DES_z	692.33	5.38	16.799	0.008	AB
PanSTARRS_y	744.98	9.07	16.720	0.013	AB
2MASS_J	1046.63	193.49	15.456	0.201	Vega
2MASS_H	1284.73	273.86	14.760	0.231	Vega
2MASS_K	1224.58	364.65	14.342	0.323	Vega
WISE_W1	514.06	19.05	14.423	0.040	Vega
WISE_W2	328.03	24.54	14.271	0.081	Vega
WISE_W3	880.58	98.43	11.364	0.121	Vega
WISE_W4	710.31	565.8	10.151	0.865	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.213	9.353	9.464
{\rm log}_{10}({\rm SFR})	-1.406	-0.848	-0.307
{\rm log}_{10}({\rm sSFR})	-10.803	-10.240	-9.604
{\rm stellar\ age}	4.164	6.362	7.749

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.058	-0.461	-0.107
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.697	-0.571	0.230

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.296	0.614	1.067
\delta	-0.724	-0.373	0.071
\tau_1/\tau_2	0.685	1.018	1.354
Q_{PAH}	0.866	3.000	5.230
U_{min}	3.005	8.182	14.993
{\rm log}_{10}(\gamma_e)\,	-3.033	-1.869	-0.613

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.959	-1.131	-0.401
{\rm log}_{10}(\tau_{AGN})\,	0.983	1.518	1.946

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.459	-0.976	-0.577
0.03-0.10 Gyr	-1.587	-0.855	-0.224
0.10-0.33 Gyr	-1.447	-0.744	-0.181
0.33-1.08 Gyr	-1.286	-0.640	-0.228
1.08-3.54 Gyr	-1.147	-0.583	-0.321
3.54-11.61 Gyr	-1.076	-0.607	-0.399
11.61-12.90 Gyr	-1.286	-0.615	-0.081

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.988	10.045	10.133
{\rm log}_{10}({\rm SFR})	-0.654	-0.373	-0.115
{\rm log}_{10}({\rm sSFR})	-10.738	-10.445	-10.174
{\rm stellar\ age}	6.181	7.010	7.977

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.019	-0.684	-0.446
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.688	-0.105	0.366

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.257	0.420	0.620
\delta	-0.060	0.177	0.315
\tau_1/\tau_2	0.684	0.988	1.298
Q_{PAH}	0.858	1.951	3.644
U_{min}	2.551	7.101	14.080
{\rm log}_{10}(\gamma_e)\,	-3.056	-2.222	-1.479

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.791	-2.479	-1.727
{\rm log}_{10}(\tau_{AGN})\,	0.986	1.417	1.851

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.000	-0.628	-0.420
0.03-0.10 Gyr	-0.675	-0.305	0.007
0.10-0.33 Gyr	-0.345	-0.052	0.191
0.33-1.08 Gyr	-0.328	-0.062	0.142
1.08-3.54 Gyr	-0.211	0.064	0.259
3.54-11.61 Gyr	0.016	0.179	0.307
11.61-12.90 Gyr	-0.211	0.223	0.654