2021bjy

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Information

Transient

Name: 2021bjy
Right ascension: 8h49m33.43s
Declination: 50d52m03.68s
Discovery Date: None
Classification: Ia
Redshift: 0.027784
MW E(B-V): 0.021

Host

Name: 2021bjy
Right ascension: 8h49m32.26s
Declination: 50d52m26.95s
Redshift: 0.027289
Photometric Redshift: 0.038

Processing Status

Task Name	Status	Time taken (s)
Host match	processed	5.08
Cutout download	processed	16.96
Global aperture construction	processed	0.65
Local aperture photometry	processed	5.06
Global aperture photometry	processed	5.08
Validate local photometry	processed	0.02
Validate global photometry	processed	15.69
Host information	processed	0.08
Global host SED inference	processed	526.2
Local host SED inference	processing	None
Transient information	processed	0.0
Transient MWEBV	processed	0.37
Host MWEBV	processed	0.05
Log transient processing status	processing	None

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) = 8h49m33.43s, 50d52m03.68s
semi major axis, semi minor axis (arcsec) = 3.65, 3.65
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error
SDSS_u	4.92	2.61	22.169	0.575
SDSS_g	5.86	1.2	21.981	0.223
PanSTARRS_g	5.08	0.95	22.136	0.204
SDSS_r	12.9	1.88	21.123	0.158
PanSTARRS_r	9.39	1.04	21.469	0.120
SDSS_i	18.81	2.68	20.714	0.155
PanSTARRS_i	12.39	0.97	21.167	0.085
PanSTARRS_z	21.27	2.77	20.581	0.141
SDSS_z	27.62	9.09	20.297	0.357
PanSTARRS_y	23.07	7.28	20.492	0.343
2MASS_J	79.86	80.9	18.249	1.100
2MASS_H	64.69	139.87	18.005	2.347
2MASS_K	13.23	125.54	19.258	10.302

Aperture details

RA, DEC (J2000) = 8h49m32.24s, 50d52m27.05s
semi major axis, semi minor axis (arcsec) = 12.7, 10.48
angle (degrees, anti-clockwise from east) = -153.52

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error
SDSS_u	595.65	10.37	16.963	0.019
SDSS_g	3081.09	14.68	15.178	0.005
PanSTARRS_g	3380.87	3.33	15.077	0.001
SDSS_r	6502.19	21.48	14.367	0.004
PanSTARRS_r	6619.6	3.73	14.348	0.001
SDSS_i	9435.65	26.27	13.963	0.003
PanSTARRS_i	9484.83	3.29	13.957	0.000
PanSTARRS_z	11886.95	8.77	13.712	0.001
SDSS_z	12082.86	43.32	13.695	0.004
2MASS_J	20299.02	294.57	12.236	0.016
2MASS_K	20506.12	453.99	11.282	0.024
WISE_W1	10964.08	60.71	11.101	0.006
WISE_W2	6125.91	62.5	11.093	0.011
WISE_W3	1619.66	156.6	10.702	0.105

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.593	10.695	10.758
{\rm log}_{10}({\rm SFR})	-2.146	-1.116	-0.377
{\rm log}_{10}({\rm sSFR})	-12.873	-11.820	-11.097
{\rm stellar\ age}	6.388	7.888	9.601

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.428	-0.211	-0.006
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.804	-1.194	-0.049

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.214	0.423	0.612
\delta	-0.323	0.017	0.279
\tau_1/\tau_2	0.333	0.753	1.158
Q_{PAH}	0.174	0.497	1.040
U_{min}	2.417	6.586	13.074
{\rm log}_{10}(\gamma_e)\,	-3.742	-3.238	-2.250

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.537	-3.865	-3.036
{\rm log}_{10}(\tau_{AGN})\,	0.976	1.448	1.868

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.394	-1.091	-0.310
0.03-0.10 Gyr	-2.720	-1.307	-0.407
0.10-0.33 Gyr	-2.639	-1.168	-0.185
0.33-1.10 Gyr	-1.858	-0.682	0.077
1.10-3.64 Gyr	-0.535	0.517	0.961
3.64-12.05 Gyr	0.380	0.812	0.971
12.05-13.39 Gyr	0.107	0.882	1.502