2025ubz

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Information

Transient

Name: AT2025ubz
Right ascension: 16h56m09.43s
Declination: 32d17m22.49s
Discovery Date: Aug. 16, 2025, 7:01 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.026

Host

Name: 1989925
Right ascension: 16h56m09.41s
Declination: 32d17m22.82s
Redshift: 0.105087
Photometric Redshift: 0.104

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	28.27
Transient MWEBV	processed	0.04
Host match	processed	4.04
Host information	processed	0.15
Host MWEBV	processed	0.03
Global aperture construction	processed	0.64
Global aperture photometry	processed	5.63
Validate global photometry	processed	15.95
Global host SED inference	processed	561.77
Local aperture photometry	processed	6.39
Validate local photometry	processed	0.02
Local host SED inference	processed	1126.75

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) = 16h56m09.43s, 32d17m22.49s
semi major axis, semi minor axis (arcsec) = 1.04, 1.04
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_z	206.44	2.4	18.113	0.013	AB
PanSTARRS_y	181.21	1.65	18.255	0.010	AB

Aperture details

RA, DEC (J2000) = 16h56m09.39s, 32d17m22.71s
semi major axis, semi minor axis (arcsec) = 11.53, 7.86
angle (degrees, anti-clockwise from east) = -100.54

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	102.86	6.06	18.869	0.064	AB
SDSS_g	336.33	5.76	17.583	0.019	AB
DES_g	346.17	1.46	17.552	0.005	AB
PanSTARRS_g	368.03	1.72	17.485	0.005	AB
SDSS_r	664.37	7.69	16.844	0.013	AB
PanSTARRS_r	686.09	2.5	16.809	0.004	AB
DES_r	724.55	3.8	16.750	0.006	AB
SDSS_i	936.91	9.5	16.471	0.011	AB
PanSTARRS_i	963.01	2.69	16.441	0.003	AB
PanSTARRS_z	1186.33	5.38	16.214	0.005	AB
SDSS_z	1378.75	21.54	16.051	0.017	AB
DES_z	1220.54	6.63	16.184	0.006	AB
PanSTARRS_y	1252.8	14.91	16.155	0.013	AB
2MASS_J	1501.25	179.61	15.064	0.130	Vega
2MASS_H	1763.54	273.09	14.416	0.168	Vega
2MASS_K	1311.22	271.7	14.268	0.225	Vega
WISE_W1	836.9	23.61	13.894	0.031	Vega
WISE_W2	514.45	24.91	13.783	0.053	Vega
WISE_W3	948.48	104.02	11.283	0.119	Vega
WISE_W4	708.61	496.43	10.154	0.761	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})\,	9.164	9.471	9.720
{\rm log}_{10}({\rm SFR})	0.231	0.679	1.140
{\rm log}_{10}({\rm sSFR})	-9.411	-8.760	-8.034
{\rm stellar\ age}	0.293	3.781	6.996

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.877	-1.621	-1.093
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.411	-0.688	-0.108

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.088	0.255	0.473
\delta	-0.821	-0.371	0.076
\tau_1/\tau_2	0.533	1.034	1.529
Q_{PAH}	0.370	1.628	4.448
U_{min}	3.438	9.350	16.849
{\rm log}_{10}(\gamma_e)\,	-3.316	-2.230	-0.895

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.695	-1.472	-0.660
{\rm log}_{10}(\tau_{AGN})\,	1.114	1.574	1.987

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.271	0.736	1.015
0.03-0.10 Gyr	-1.217	0.551	1.229
0.10-0.32 Gyr	-2.539	-0.630	0.374
0.32-1.06 Gyr	-3.445	-0.808	0.064
1.06-3.43 Gyr	-3.526	-0.916	-0.125
3.43-11.15 Gyr	-3.747	-1.011	-0.250
11.15-12.39 Gyr	-3.716	-0.955	0.119

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.824	10.929	11.011
{\rm log}_{10}({\rm SFR})	-4.006	-1.398	-0.217
{\rm log}_{10}({\rm sSFR})	-14.886	-12.292	-11.169
{\rm stellar\ age}	7.291	9.955	11.756

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.544	-1.187	-0.853
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.669	-0.769	0.187

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.174	0.337	0.527
\delta	-0.193	0.155	0.320
\tau_1/\tau_2	0.494	0.994	1.498
Q_{PAH}	0.781	2.523	4.954
U_{min}	3.673	10.616	19.087
{\rm log}_{10}(\gamma_e)\,	-2.896	-1.557	-0.524

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.110	-2.884	-1.881
{\rm log}_{10}(\tau_{AGN})\,	1.112	1.589	1.964

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-5.564	-2.590	-0.891
0.03-0.10 Gyr	-4.802	-1.528	-0.080
0.10-0.32 Gyr	-5.281	-2.291	-0.301
0.32-1.06 Gyr	-5.597	-2.832	-0.700
1.06-3.43 Gyr	-3.767	-1.779	0.144
3.43-11.15 Gyr	-1.712	0.752	1.189
11.15-12.39 Gyr	-0.198	1.867	2.169