2025tlt

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Information

Transient

Name: AT2025tlt
Right ascension: 21h29m45.53s
Declination: 3d07m47.72s
Discovery Date: May 30, 2025, 12:58 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.049

Host

Name:
Right ascension: 21h29m45.60s
Declination: 3d07m49.40s
Redshift: None
Photometric Redshift: 0.145

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	40.25
Transient MWEBV	processed	0.12
Host match	processed	6.74
Host information	processed	0.15
Host MWEBV	processed	0.05
Global aperture construction	processed	0.67
Global aperture photometry	processed	4.9
Validate global photometry	processed	14.85
Global host SED inference	processed	519.27
Local aperture photometry	processed	6.33
Validate local photometry	no valid phot	0.03
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) = 21h29m45.53s, 3d07m47.72s
semi major axis, semi minor axis (arcsec) = 0.79, 0.79
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) = 21h29m45.58s, 3d07m49.62s
semi major axis, semi minor axis (arcsec) = 5.12, 2.57
angle (degrees, anti-clockwise from east) = -141.88

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_NUV	3.08	0.52	22.678	0.185	AB
SDSS_u	0.88	3.36	24.045	4.161	AB
SDSS_g	32.59	1.8	20.117	0.060	AB
PanSTARRS_g	33.61	0.71	20.084	0.023	AB
SDSS_r	52.91	2.53	19.591	0.052	AB
PanSTARRS_r	52.63	0.85	19.597	0.018	AB
SDSS_i	83.39	3.79	19.097	0.049	AB
PanSTARRS_i	75.43	0.83	19.206	0.012	AB
PanSTARRS_z	83.52	2.58	19.096	0.034	AB
SDSS_z	101.39	10.76	18.885	0.115	AB
PanSTARRS_y	100.43	6.21	18.895	0.067	AB
2MASS_J	121.03	108.66	17.798	0.975	Vega
2MASS_H	372.1	181.14	16.106	0.529	Vega
2MASS_K	267.1	192.72	15.995	0.783	Vega
WISE_W1	405.85	15.65	14.680	0.042	Vega
WISE_W2	298.33	17.71	14.374	0.064	Vega
WISE_W3	83.43	66.91	13.923	0.871	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})\,	9.315	9.592	9.836
{\rm log}_{10}({\rm SFR})	0.352	0.846	1.265
{\rm log}_{10}({\rm sSFR})	-9.370	-8.759	-8.032
{\rm stellar\ age}	0.159	0.368	1.238

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.375	-0.530	0.092
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.642	-1.158	-0.131

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	1.191	1.461	1.812
\delta	-0.041	0.082	0.249
\tau_1/\tau_2	0.756	1.236	1.684
Q_{PAH}	2.719	4.920	6.269
U_{min}	3.561	9.609	17.016
{\rm log}_{10}(\gamma_e)\,	-3.156	-1.983	-1.137

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.473	-2.058	-1.414
{\rm log}_{10}(\tau_{AGN})\,	0.811	1.070	1.650

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.429	0.858	1.070
0.03-0.10 Gyr	-1.242	0.808	1.370
0.10-0.32 Gyr	-0.369	0.935	1.340
0.32-1.04 Gyr	-2.736	-0.595	0.769
1.04-3.33 Gyr	-5.443	-2.797	-0.857
3.33-10.72 Gyr	-6.877	-3.370	-1.315
10.72-11.92 Gyr	-7.510	-3.472	-1.209