2025pyj

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Information

Transient

Name: AT2025pyj
Right ascension: 21h55m15.02s
Declination: -6d33m53.36s
Discovery Date: May 31, 2025, 1:03 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.025

Host

Name:
Right ascension: 21h55m14.89s
Declination: -6d33m53.95s
Redshift: None
Photometric Redshift: 0.121

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	6.0
Cutout download	processed	26.79
Global aperture construction	processed	0.65
Local aperture photometry	processed	6.91
Global aperture photometry	processed	6.24
Validate local photometry	no valid phot	0.03
Validate global photometry	processed	16.79
Host information	processed	0.14
Global host SED inference	processed	589.52
Local host SED inference	not processed	None
Transient information	processed	0.0
Transient MWEBV	processed	0.1
Host MWEBV	processed	0.04
Processing status	blocked	N/A	N/A

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) = 21h55m15.02s, -6d33m53.36s
semi major axis, semi minor axis (arcsec) = 0.92, 0.92
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys

Data not available

Aperture details

RA, DEC (J2000) = 21h55m14.89s, -6d33m53.79s
semi major axis, semi minor axis (arcsec) = 4.55, 4.44
angle (degrees, anti-clockwise from east) = -129.8

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	53.62	4.3	19.577	0.087	AB
SDSS_g	59.35	2.48	19.466	0.045	AB
DES_g	65.4	0.46	19.361	0.008	AB
PanSTARRS_g	63.73	0.89	19.389	0.015	AB
SDSS_r	94.4	3.25	18.963	0.037	AB
PanSTARRS_r	93.95	1.1	18.968	0.013	AB
DES_r	97.06	1.17	18.932	0.013	AB
SDSS_i	120.45	4.41	18.698	0.040	AB
PanSTARRS_i	110.21	1.25	18.794	0.012	AB
PanSTARRS_z	122.24	3.67	18.682	0.033	AB
SDSS_z	136.02	11.47	18.566	0.092	AB
DES_z	123.13	2.37	18.674	0.021	AB
PanSTARRS_y	108.56	7.66	18.811	0.077	AB
2MASS_J	81.3	126.53	18.230	1.690	Vega
2MASS_H	73.61	199.96	17.865	2.949	Vega
2MASS_K	-33.03	224.89			Vega
WISE_W1	59.32	9.49	16.768	0.174	Vega
WISE_W2	36.99	13.89	16.641	0.408	Vega
WISE_W3	45.87	73.36	14.572	1.737	Vega
WISE_W4	-92.29	460.07			Vega

Imaging data

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})\,	9.447	9.729	9.872
{\rm log}_{10}({\rm SFR})	-0.060	0.542	0.983
{\rm log}_{10}({\rm sSFR})	-9.826	-9.191	-8.499
{\rm stellar\ age}	3.821	6.469	9.480

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.764	-1.347	-0.688
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.494	-0.543	0.173

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.105	0.239	0.395
\delta	-0.843	-0.555	-0.176
\tau_1/\tau_2	0.379	0.797	1.293
Q_{PAH}	0.908	2.366	4.430
U_{min}	3.243	9.532	17.663
{\rm log}_{10}(\gamma_e)\,	-2.910	-1.765	-0.599

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.487	-1.708	-0.991
{\rm log}_{10}(\tau_{AGN})\,	1.113	1.506	1.892

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.247	-1.017	-0.467
0.03-0.10 Gyr	0.093	0.700	1.141
0.10-0.32 Gyr	-2.918	-0.714	0.196
0.32-1.05 Gyr	-4.645	-1.206	-0.226
1.05-3.39 Gyr	-3.374	-0.654	-0.105
3.39-10.98 Gyr	-1.766	-0.322	-0.008
10.98-12.20 Gyr	-1.709	-0.188	0.813