2025aliv

Download data

Information

Transient

Name: SN2025aliv
Right ascension: 9h43m25.99s
Declination: 25d08m45.43s
Discovery Date: Dec. 29, 2025, 10:06 a.m.
Classification: SN Ia
Redshift: 0.087000
MW E(B-V): 0.018

Host

Name:
Right ascension: 9h43m25.98s
Declination: 25d08m44.95s
Redshift: None
Photometric Redshift: 0.101

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	19.44
Transient MWEBV	processed	0.15
Host match	processed	6.33
Host information	processed	0.11
Host MWEBV	processed	0.12
Global aperture construction	processed	2.66
Global aperture photometry	processed	6.1
Validate global photometry	processed	18.64
Global host SED inference	processed	384.23
Local aperture photometry	processed	5.91
Validate local photometry	processed	0.03
Local host SED inference	processed	462.36

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) = 9h43m25.99s, 25d08m45.43s
semi major axis, semi minor axis (arcsec) = 1.23, 1.23
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	9.11	0.25	21.501	0.029	AB
PanSTARRS_r	14.06	0.37	21.030	0.029	AB
DES_r	14.66	0.5	20.985	0.037	AB
PanSTARRS_i	17.43	0.4	20.797	0.025	AB
PanSTARRS_z	18.65	0.94	20.724	0.055	AB
DES_z	23.15	1.32	20.488	0.062	AB
PanSTARRS_y	23.56	2.16	20.470	0.100	AB

Aperture details

RA, DEC (J2000) = 9h43m26.00s, 25d08m45.02s
semi major axis, semi minor axis (arcsec) = 9.29, 7.24
angle (degrees, anti-clockwise from east) = -48.03

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	10.57	2.34	21.340	0.240	AB
GALEX_NUV	13.44	1.99	21.079	0.161	AB
SDSS_u	7.26	5.96	21.748	0.891	AB
SDSS_g	45.12	2.88	19.764	0.069	AB
DES_g	60.14	0.87	19.452	0.016	AB
PanSTARRS_g	63.46	1.8	19.394	0.031	AB
SDSS_r	85.98	4.66	19.064	0.059	AB
PanSTARRS_r	85.84	2.42	19.066	0.031	AB
DES_r	92.46	1.66	18.985	0.019	AB
SDSS_i	83.8	7.46	19.092	0.097	AB
PanSTARRS_i	110.58	2.65	18.791	0.026	AB
PanSTARRS_z	101.86	6.2	18.880	0.066	AB
SDSS_z	68.25	26.95	19.315	0.429	AB
DES_z	124.32	4.49	18.664	0.039	AB
PanSTARRS_y	177.64	14.34	18.276	0.088	AB
2MASS_J	108.75	240.12	17.914	2.397	Vega
2MASS_H	319.16	333.76	16.272	1.135	Vega
2MASS_K	26.82	389.44	18.491	15.768	Vega
WISE_W1	100.26	14.58	16.198	0.158	Vega
WISE_W2	63.46	18.78	16.055	0.321	Vega
WISE_W3	263.49	92.81	12.674	0.382	Vega
WISE_W4	-198.8	539.31			Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Click the image to load the interactive plot.

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.357	8.621	8.773
{\rm log}_{10}({\rm SFR})	-2.246	-1.103	-0.055
{\rm log}_{10}({\rm sSFR})	-10.955	-9.769	-8.517
{\rm stellar\ age}	0.345	3.555	6.585

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.607	-0.918	-0.230
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.512	-0.744	0.063

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.378	0.904	1.580
\delta	-0.287	0.018	0.285
\tau_1/\tau_2	0.618	1.068	1.472
Q_{PAH}	1.612	3.597	5.616
U_{min}	3.306	9.438	17.477
{\rm log}_{10}(\gamma_e)\,	-2.843	-1.729	-0.652

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.536	-0.637	0.025
{\rm log}_{10}(\tau_{AGN})\,	0.933	1.435	1.909

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.230	-1.777	-1.064
0.03-0.10 Gyr	-2.449	-1.045	0.104
0.10-0.33 Gyr	-1.989	-0.914	-0.058
0.33-1.07 Gyr	-3.057	-1.139	-0.542
1.07-3.48 Gyr	-4.236	-1.594	-1.003
3.48-11.35 Gyr	-5.138	-1.852	-1.181
11.35-12.61 Gyr	-5.308	-1.834	-0.951

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.330	9.424	9.506
{\rm log}_{10}({\rm SFR})	-0.401	-0.181	0.072
{\rm log}_{10}({\rm sSFR})	-9.855	-9.611	-9.322
{\rm stellar\ age}	4.796	6.117	7.136

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.004	-0.490	-0.135
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.166	-0.062	0.052

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.224	0.394	0.658
\delta	-0.005	0.202	0.325
\tau_1/\tau_2	0.782	1.107	1.463
Q_{PAH}	0.853	2.035	4.023
U_{min}	2.831	7.608	14.084
{\rm log}_{10}(\gamma_e)\,	-2.793	-1.786	-0.776

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.043	-2.705	-1.655
{\rm log}_{10}(\tau_{AGN})\,	0.939	1.377	1.831

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.598	-0.364	-0.143
0.03-0.10 Gyr	-0.402	-0.120	0.176
0.10-0.33 Gyr	-0.463	-0.178	0.083
0.33-1.07 Gyr	-0.775	-0.453	-0.210
1.07-3.48 Gyr	-0.761	-0.514	-0.304
3.48-11.35 Gyr	-0.772	-0.513	-0.357
11.35-12.61 Gyr	-0.967	-0.476	-0.088