2025ykr results

2025ykr results

Information

Transient

Name:	`SN2025ykr`
Right ascension:	`8h45m28.73s`
Declination:	`61d07m54.45s`
Discovery Date:	`Sept. 20, 2025, 10:43 a.m.`
Classification:	`SN Ia`
Redshift:	`0.026485`
MW E(B-V):	`0.059`

Host

Name:	`2612485`
Right ascension:	`8h45m29.97s`
Declination:	`61d07m54.61s`
Redshift:	`0.027245`
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	15.81
Transient MWEBV	processed	0.04
Host match	processed	4.6
Host information	processed	0.05
Host MWEBV	processed	0.04
Global aperture construction	processed	0.64
Global aperture photometry	processed	5.39
Validate global photometry	processed	15.08
Global host SED inference	processed	567.36
Local aperture photometry	processed	5.2
Validate local photometry	processed	0.02
Local host SED inference	processed	459.25

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	8h45m28.73s, 61d07m54.45s
semi major axis, semi minor axis (arcsec):	3.66, 3.66
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	17.67	3.28	20.782	0.201	AB
SDSS_g	74.11	2.43	19.225	0.036	AB
PanSTARRS_g	77.16	0.83	19.181	0.012	AB
SDSS_r	165.74	3.69	18.351	0.024	AB
PanSTARRS_r	164.39	1.41	18.360	0.009	AB
SDSS_i	252.68	4.92	17.894	0.021	AB
PanSTARRS_i	240.4	1.14	17.948	0.005	AB
PanSTARRS_z	288.2	2.39	17.751	0.009	AB
SDSS_z	331.7	10.07	17.598	0.033	AB
PanSTARRS_y	404.3	6.99	17.383	0.019	AB
2MASS_J	470.07	76.21	16.325	0.176	Vega
2MASS_H	458.46	134.4	15.879	0.318	Vega
2MASS_K	593.32	122.75	15.129	0.225	Vega

Aperture details

RA, DEC (J2000):	8h45m29.99s, 61d07m54.68s
semi major axis, semi minor axis (arcsec):	15.82, 5.32
angle (degrees, anti-clockwise from east):	-74.36

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	8.18	1.82	21.618	0.241	AB
GALEX_NUV	9.02	1.64	21.512	0.197	AB
SDSS_u	215.48	8.64	18.067	0.044	AB
SDSS_g	1153.39	9.14	16.245	0.009	AB
PanSTARRS_g	1270.8	2.14	16.140	0.002	AB
SDSS_r	2696.3	14.04	15.323	0.006	AB
PanSTARRS_r	2683.03	3.61	15.328	0.001	AB
SDSS_i	4091.05	17.91	14.870	0.005	AB
PanSTARRS_i	4061.23	2.91	14.878	0.001	AB
PanSTARRS_z	5239.02	6.13	14.602	0.001	AB
SDSS_z	5698.99	29.69	14.511	0.006	AB
PanSTARRS_y	6426.66	17.9	14.380	0.003	AB
2MASS_J	8173.17	204.31	13.224	0.027	Vega
2MASS_H	10728.29	357.73	12.456	0.036	Vega
2MASS_K	8977.46	327.84	12.179	0.040	Vega
WISE_W1	3588.43	33.34	12.314	0.010	Vega
WISE_W2	1980.32	35.0	12.319	0.019	Vega
WISE_W3	479.82	91.38	12.023	0.207	Vega
WISE_W4	1163.85	619.08	9.615	0.578	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.032	9.163	9.281
{\rm log}_{10}({\rm SFR})	-1.492	-0.965	-0.537
{\rm log}_{10}({\rm sSFR})	-10.656	-10.101	-9.690
{\rm stellar\ age}	5.917	7.729	10.443

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.628	-1.107	-0.517
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-0.062	0.187	0.359

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.677	1.220	1.518
\delta	-0.393	-0.124	0.094
\tau_1/\tau_2	0.708	1.034	1.354
Q_{PAH}	0.383	1.669	3.375
U_{min}	2.428	7.254	14.045
{\rm log}_{10}(\gamma_e)\,	-3.680	-3.066	-1.543

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.257	-2.428	-0.764
{\rm log}_{10}(\tau_{AGN})\,	0.882	1.213	1.721

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.333	-0.861	-0.518
0.03-0.10 Gyr	-2.030	-1.074	-0.526
0.10-0.33 Gyr	-2.305	-1.249	-0.692
0.33-1.10 Gyr	-2.379	-1.292	-0.768
1.10-3.64 Gyr	-2.101	-1.049	-0.670
3.64-12.05 Gyr	-1.317	-0.782	-0.590
12.05-13.39 Gyr	-1.229	-0.634	0.139

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.453	10.481	10.507
{\rm log}_{10}({\rm SFR})	-2.429	-1.840	-1.345
{\rm log}_{10}({\rm sSFR})	-12.923	-12.334	-11.825
{\rm stellar\ age}	12.301	12.700	12.720

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.605	-0.459	-0.335
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.479	-0.632	0.062

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.120	0.205	0.310
\delta	-0.756	-0.494	-0.265
\tau_1/\tau_2	0.544	1.002	1.485
Q_{PAH}	0.236	0.755	1.766
U_{min}	4.058	9.820	17.359
{\rm log}_{10}(\gamma_e)\,	-1.682	-1.065	-0.541

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.676	-4.010	-3.104
{\rm log}_{10}(\tau_{AGN})\,	1.059	1.608	1.985

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.915	-1.980	-1.519
0.03-0.10 Gyr	-3.380	-1.904	-1.267
0.10-0.33 Gyr	-5.358	-2.738	-1.704
0.33-1.10 Gyr	-6.678	-3.310	-1.940
1.10-3.64 Gyr	-5.139	-2.905	-1.626
3.64-12.05 Gyr	-2.860	-1.775	-0.305
12.05-13.39 Gyr	1.551	1.602	1.632