2025tzb

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Information

Transient

Name: AT2025tzb
Right ascension: 15h21m03.13s
Declination: -0d59m21.67s
Discovery Date: Aug. 13, 2025, 4:07 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.070

Host

Name: 1129619
Right ascension: 15h21m03.34s
Declination: -0d59m20.91s
Redshift: 0.137046
Photometric Redshift: 0.135

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	43.64
Transient MWEBV	processed	0.04
Host match	processed	3.84
Host information	processed	0.15
Host MWEBV	processed	0.07
Global aperture construction	processed	0.66
Global aperture photometry	processed	5.9
Validate global photometry	processed	16.98
Global host SED inference	processed	360.42
Local aperture photometry	processed	6.47
Validate local photometry	no valid phot	0.02
Local host SED inference	not processed	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) = 15h21m03.13s, -0d59m21.67s
semi major axis, semi minor axis (arcsec) = 0.83, 0.83
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) = 15h21m03.38s, -0d59m21.49s
semi major axis, semi minor axis (arcsec) = 11.57, 7.76
angle (degrees, anti-clockwise from east) = -29.78

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	13.03	1.19	21.112	0.099	AB
GALEX_NUV	20.43	0.94	20.624	0.050	AB
SDSS_u	66.46	5.88	19.344	0.096	AB
SDSS_g	291.33	5.61	17.739	0.021	AB
DES_g	302.7	0.73	17.697	0.003	AB
PanSTARRS_g	320.3	1.8	17.636	0.006	AB
SDSS_r	638.6	8.11	16.887	0.014	AB
PanSTARRS_r	628.78	2.43	16.904	0.004	AB
DES_r	660.58	2.07	16.850	0.003	AB
SDSS_i	975.26	10.97	16.427	0.012	AB
PanSTARRS_i	947.85	4.13	16.458	0.005	AB
PanSTARRS_z	1156.6	5.81	16.242	0.005	AB
SDSS_z	1316.25	30.87	16.102	0.025	AB
DES_z	1218.83	6.98	16.185	0.006	AB
PanSTARRS_y	1340.07	13.54	16.082	0.011	AB
2MASS_J	1685.19	241.98	14.938	0.156	Vega
2MASS_H	2197.94	372.27	14.177	0.184	Vega
2MASS_K	1993.06	502.79	13.813	0.274	Vega
WISE_W1	1088.68	21.76	13.609	0.022	Vega
WISE_W2	748.46	29.35	13.376	0.043	Vega
WISE_W3	2254.02	79.85	10.344	0.038	Vega
WISE_W4	1614.79	386.17	9.260	0.260	Vega

Imaging data

Click the image to load the interactive plot.

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})\,	10.978	11.015	11.057
{\rm log}_{10}({\rm SFR})	0.519	0.688	0.858
{\rm log}_{10}({\rm sSFR})	-10.488	-10.324	-10.149
{\rm stellar\ age}	6.146	6.718	7.423

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.704	-0.468	-0.303
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.715	0.071	0.340

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.246	0.347	0.486
\delta	-0.613	-0.373	-0.155
\tau_1/\tau_2	0.671	0.994	1.358
Q_{PAH}	0.822	1.768	3.190
U_{min}	1.922	6.267	13.154
{\rm log}_{10}(\gamma_e)\,	-3.365	-2.344	-1.573

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.287	-3.165	-2.135
{\rm log}_{10}(\tau_{AGN})\,	1.058	1.530	1.916

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.641	0.746	0.852
0.03-0.10 Gyr	0.399	0.665	0.898
0.10-0.32 Gyr	0.412	0.682	0.922
0.32-1.04 Gyr	0.522	0.767	0.946
1.04-3.35 Gyr	0.761	1.011	1.194
3.35-10.81 Gyr	1.095	1.208	1.289
10.81-12.01 Gyr	0.841	1.218	1.582