2025lza

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Information

Transient

Name: AT2025lza
Right ascension: 19h24m58.30s
Declination: 77d16m58.44s
Discovery Date: May 25, 2025, 9:20 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.076

Host

Name: 2025lza
Right ascension: 19h24m54.96s
Declination: 77d16m41.29s
Redshift: 0.052430
Photometric Redshift: 0.042

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	14.06
Transient MWEBV	processed	0.09
Host match	processed	2.25
Host information	processed	0.09
Host MWEBV	processed	0.05
Global aperture construction	processed	0.66
Global aperture photometry	processed	4.89
Validate global photometry	processed	11.06
Global host SED inference	processed	395.62
Local aperture photometry	processed	5.51
Validate local photometry	processed	0.02
Local host SED inference	processed	637.02

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) = 19h24m58.30s, 77d16m58.44s
semi major axis, semi minor axis (arcsec) = 1.96, 1.96
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	7.72	2.13	21.681	0.299	AB
SDSS_g	15.37	1.21	20.933	0.085	AB
PanSTARRS_g	15.55	0.54	20.921	0.038	AB
SDSS_r	26.87	1.7	20.327	0.069	AB
PanSTARRS_r	26.57	0.72	20.339	0.029	AB
SDSS_i	38.36	2.35	19.940	0.067	AB
PanSTARRS_i	34.34	0.72	20.061	0.023	AB
PanSTARRS_z	41.15	1.88	19.864	0.049	AB
SDSS_z	50.76	6.31	19.636	0.135	AB
PanSTARRS_y	28.58	4.9	20.260	0.186	AB

Aperture details

RA, DEC (J2000) = 19h24m55.15s, 77d16m42.00s
semi major axis, semi minor axis (arcsec) = 30.02, 17.43
angle (degrees, anti-clockwise from east) = -145.99

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	177.44	8.46	18.277	0.052	AB
GALEX_NUV	263.21	2.73	17.849	0.011	AB
PanSTARRS_g	3398.77	6.34	15.072	0.002	AB
PanSTARRS_r	6155.95	8.13	14.427	0.001	AB
PanSTARRS_i	8707.14	8.13	14.050	0.001	AB
PanSTARRS_z	9838.03	22.04	13.918	0.002	AB
PanSTARRS_y	11409.0	57.68	13.757	0.005	AB
WISE_W1	9015.92	50.94	11.313	0.006	Vega
WISE_W2	5670.22	51.03	11.177	0.010	Vega
WISE_W3	19723.07	135.97	7.989	0.007	Vega
WISE_W4	21112.7	937.53	6.469	0.048	Vega

Imaging data

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Spectral Energy Distribution

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Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.568	8.695	8.810
{\rm log}_{10}({\rm SFR})	-2.581	-1.865	-1.120
{\rm log}_{10}({\rm sSFR})	-11.321	-10.567	-9.847
{\rm stellar\ age}	4.895	7.078	8.922

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.650	-1.236	-0.811
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.912	-1.653	-0.727

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.164	0.438	0.932
\delta	-0.325	0.069	0.317
\tau_1/\tau_2	0.654	1.036	1.411
Q_{PAH}	0.970	2.915	5.376
U_{min}	3.643	9.045	16.466
{\rm log}_{10}(\gamma_e)\,	-2.892	-1.718	-0.524

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.270	-0.173	0.288
{\rm log}_{10}(\tau_{AGN})\,	1.153	1.514	2.031

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.234	-2.117	-1.465
0.03-0.10 Gyr	-2.733	-1.857	-1.049
0.10-0.33 Gyr	-2.476	-1.672	-1.005
0.33-1.08 Gyr	-2.633	-1.659	-1.088
1.08-3.57 Gyr	-2.374	-1.375	-1.038
3.57-11.75 Gyr	-1.973	-1.236	-1.043
11.75-13.06 Gyr	-2.062	-1.185	-0.504

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	11.001	11.080	11.177
{\rm log}_{10}({\rm SFR})	0.575	0.850	1.195
{\rm log}_{10}({\rm sSFR})	-10.501	-10.222	-9.899
{\rm stellar\ age}	6.101	7.323	9.012

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.786	-0.532	-0.336
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.797	-0.598	0.335

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.268	0.386	0.545
\delta	-0.365	-0.141	0.088
\tau_1/\tau_2	0.529	0.875	1.240
Q_{PAH}	1.132	1.954	3.212
U_{min}	1.996	6.168	13.098
{\rm log}_{10}(\gamma_e)\,	-3.484	-2.534	-1.790

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.391	-1.999	-1.753
{\rm log}_{10}(\tau_{AGN})\,	0.841	1.150	1.567

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.354	0.764	1.013
0.03-0.10 Gyr	0.293	0.867	1.315
0.10-0.33 Gyr	-0.021	0.735	1.134
0.33-1.08 Gyr	0.034	0.746	1.071
1.08-3.57 Gyr	0.378	1.029	1.308
3.57-11.75 Gyr	0.877	1.174	1.330
11.75-13.06 Gyr	0.740	1.286	1.892