2025ygq results

2025ygq results

Information

Transient

Name:	`SN2025ygq`
Right ascension:	`3h06m07.05s`
Declination:	`-39d01m58.25s`
Discovery Date:	`Sept. 22, 2025, 5:44 a.m.`
Classification:	`SN Ia`
Redshift:	`0.020000`
MW E(B-V):	`0.017`

Host

Name:	`NGC1217`
Right ascension:	`3h06m06.00s`
Declination:	`-39d02m11.15s`
Redshift:	`0.019566`
Photometric Redshift:	`None`

Cutout Download Report

Downloaded	Unavailable
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

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	3.12
Transient MWEBV	processed	0.18
Host match	processed	4.63
Host information	processed	0.12
Host MWEBV	processed	0.09
Global aperture construction	processed	0.14
Global aperture photometry	processed	0.92
Validate global photometry	processed	1.01
Global host SED inference	processed	563.94
Local aperture photometry	processed	0.85
Validate local photometry	processed	0.01
Local host SED inference	processed	600.51

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	3h06m07.05s, -39d01m58.25s
semi major axis, semi minor axis (arcsec):	5.04, 5.04
angle (degrees, anti-clockwise from east):	0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	18.77	3.08	20.717	0.178	AB
2MASS_J	3087.07	128.51	14.281	0.045	Vega
2MASS_H	3972.32	210.14	13.535	0.057	Vega
2MASS_K	3474.97	231.66	13.210	0.072	Vega

Aperture details

RA, DEC (J2000):	3h06m06.05s, -39d02m10.58s
semi major axis, semi minor axis (arcsec):	27.37, 19.21
angle (degrees, anti-clockwise from east):	-132.86

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	394.53	14.12	17.410	0.039	AB
GALEX_NUV	706.19	11.2	16.778	0.017	AB
2MASS_J	126347.06	590.45	10.251	0.005	Vega
2MASS_H	162817.32	960.19	9.503	0.006	Vega
2MASS_K	138037.33	1057.63	9.212	0.008	Vega
WISE_W1	73803.93	189.15	9.031	0.003	Vega
WISE_W2	49523.53	161.57	8.824	0.004	Vega
WISE_W3	79858.86	2109.7	6.470	0.029	Vega
WISE_W4	87441.71	4211.62	4.926	0.052	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.308	9.552	9.752
{\rm log}_{10}({\rm SFR})	-0.804	-0.316	0.123
{\rm log}_{10}({\rm sSFR})	-10.471	-9.874	-9.334
{\rm stellar\ age}	3.852	7.318	9.607

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.502	-0.567	-0.064
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.472	-0.768	-0.194

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.562	1.002	1.376
\delta	-0.487	-0.193	0.008
\tau_1/\tau_2	0.401	0.812	1.312
Q_{PAH}	0.385	1.554	3.655
U_{min}	2.560	8.317	15.871
{\rm log}_{10}(\gamma_e)\,	-3.536	-2.296	-1.237

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.571	-3.507	-1.221
{\rm log}_{10}(\tau_{AGN})\,	0.996	1.441	1.995

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.681	-0.164	0.209
0.03-0.10 Gyr	-1.756	-0.535	0.098
0.10-0.33 Gyr	-2.079	-0.817	-0.163
0.33-1.10 Gyr	-1.843	-0.758	-0.064
1.10-3.66 Gyr	-1.776	-0.646	-0.227
3.66-12.15 Gyr	-1.439	-0.495	-0.166
12.15-13.50 Gyr	-1.436	-0.314	0.480

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	11.218	11.292	11.413
{\rm log}_{10}({\rm SFR})	-0.328	0.039	0.506
{\rm log}_{10}({\rm sSFR})	-11.641	-11.263	-10.825
{\rm stellar\ age}	7.674	8.785	12.489

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.486	-0.130	0.124
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.095	-0.473	0.051

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.181	0.327	0.562
\delta	-0.651	-0.322	0.061
\tau_1/\tau_2	0.232	0.647	1.113
Q_{PAH}	0.394	1.125	2.423
U_{min}	1.936	5.775	12.391
{\rm log}_{10}(\gamma_e)\,	-3.700	-3.145	-2.240

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.788	-1.565	-1.368
{\rm log}_{10}(\tau_{AGN})\,	1.016	1.284	1.513

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.424	0.115	0.536
0.03-0.10 Gyr	-1.011	-0.092	0.511
0.10-0.33 Gyr	-1.778	-0.128	0.475
0.33-1.10 Gyr	-1.823	-0.065	0.599
1.10-3.66 Gyr	-1.585	0.380	1.124
3.66-12.15 Gyr	0.296	1.368	1.523
12.15-13.50 Gyr	1.087	1.754	2.512