2025swj

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Information

Transient

Name: SN2025swj
Right ascension: 22h30m45.84s
Declination: -1d08m23.77s
Discovery Date: July 29, 2025, 10:35 a.m.
Classification: SN Ia
Redshift: 0.080000
MW E(B-V): 0.056

Host

Name:
Right ascension: 22h30m45.68s
Declination: -1d08m21.24s
Redshift: None
Photometric Redshift:

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	35.91
Transient MWEBV	processed	0.03
Host match	processed	7.97
Host information	processed	0.15
Host MWEBV	processed	0.03
Global aperture construction	processed	5.22
Global aperture photometry	processed	5.68
Validate global photometry	processed	17.26
Global host SED inference	processed	1015.59
Local aperture photometry	processed	6.45
Validate local photometry	processed	0.03
Local host SED inference	failed	0.01

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) = 22h30m45.84s, -1d08m23.77s
semi major axis, semi minor axis (arcsec) = 1.33, 1.33
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_g	-0.15	0.07			AB
PanSTARRS_g	0.24	0.25	25.438	1.138	AB
SDSS_r	0.55	0.74	24.551	1.468	AB
PanSTARRS_r	-0.21	0.27			AB
DES_r	-0.14	0.1			AB
SDSS_i	-1.57	1.09			AB
PanSTARRS_i	-0.25	0.34			AB
PanSTARRS_z	-1.42	1.0			AB
SDSS_z	-3.72	3.8			AB
DES_z	-0.33	0.28			AB
PanSTARRS_y	-1.97	2.3			AB

Aperture details

RA, DEC (J2000) = 22h30m45.68s, -1d08m21.01s
semi major axis, semi minor axis (arcsec) = 2.1, 1.62
angle (degrees, anti-clockwise from east) = -55.85

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	-0.43	0.27			AB
GALEX_NUV	-0.37	0.28			AB
SDSS_u	2.9	2.13	22.742	0.796	AB
SDSS_g	0.57	0.63	24.501	1.192	AB
DES_g	0.56	0.09	24.535	0.184	AB
PanSTARRS_g	0.18	0.35	25.767	2.151	AB
SDSS_r	3.15	1.09	22.654	0.377	AB
PanSTARRS_r	2.0	0.36	23.150	0.195	AB
DES_r	2.65	0.14	22.842	0.056	AB
SDSS_i	4.57	1.6	22.251	0.379	AB
PanSTARRS_i	5.69	0.43	22.013	0.082	AB
PanSTARRS_z	10.69	1.27	21.327	0.129	AB
SDSS_z	0.73	5.29	24.242	7.865	AB
DES_z	12.26	0.48	21.179	0.043	AB
PanSTARRS_y	11.21	2.85	21.276	0.277	AB
2MASS_J	49.23	72.69	18.775	1.603	Vega
2MASS_H	-109.5	123.85			Vega
2MASS_K	-62.68	137.45			Vega
WISE_W1	4.86	5.41	19.484	1.209	Vega
WISE_W2	9.22	9.29	18.149	1.094	Vega
WISE_W3	-3.56	45.74			Vega
WISE_W4	367.16	410.57	10.868	1.214	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Data not available

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.631	9.221	9.531
{\rm log}_{10}({\rm SFR})	-0.540	0.035	0.461
{\rm log}_{10}({\rm sSFR})	-9.930	-9.215	-8.194
{\rm stellar\ age}	1.501	7.068	10.882

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.125	-0.437	-0.060
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.700	-0.819	0.183

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	2.883	3.477	3.829
\delta	0.112	0.218	0.307
\tau_1/\tau_2	0.849	1.238	1.620
Q_{PAH}	0.354	1.883	4.085
U_{min}	3.417	10.460	18.821
{\rm log}_{10}(\gamma_e)\,	-3.161	-2.021	-0.974

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.996	-2.000	0.061
{\rm log}_{10}(\tau_{AGN})\,	1.000	1.335	1.815

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.416	0.354	0.840
0.03-0.10 Gyr	-3.200	-1.124	0.078
0.10-0.33 Gyr	-4.936	-2.421	-0.644
0.33-1.07 Gyr	-5.901	-3.038	-1.108
1.07-3.50 Gyr	-4.808	-1.998	-0.644
3.50-11.43 Gyr	-3.826	-1.220	-0.446
11.43-12.70 Gyr	-4.171	-0.838	0.491