2025tfj

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Information

Transient

Name: AT2025tfj
Right ascension: 20h45m38.78s
Declination: -6d35m32.15s
Discovery Date: May 22, 2025, 1:42 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.040

Host

Name:
Right ascension: 20h45m38.90s
Declination: -6d35m32.39s
Redshift: None
Photometric Redshift: 0.134

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	34.76
Transient MWEBV	processed	0.1
Host match	processed	8.16
Host information	processed	0.17
Host MWEBV	processed	0.06
Global aperture construction	processed	0.75
Global aperture photometry	processed	6.42
Validate global photometry	processed	17.98
Global host SED inference	processed	384.16
Local aperture photometry	processed	7.47
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) = 20h45m38.78s, -6d35m32.15s
semi major axis, semi minor axis (arcsec) = 0.84, 0.84
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) = 20h45m38.92s, -6d35m32.29s
semi major axis, semi minor axis (arcsec) = 4.0, 2.11
angle (degrees, anti-clockwise from east) = -63.09

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	2.43	0.49	22.938	0.220	AB
GALEX_NUV	5.26	0.36	22.097	0.075	AB
SDSS_u	13.77	3.44	21.053	0.271	AB
SDSS_g	24.82	1.66	20.413	0.073	AB
DES_g	24.74	0.28	20.416	0.012	AB
PanSTARRS_g	26.38	0.85	20.347	0.035	AB
SDSS_r	40.3	2.24	19.887	0.060	AB
PanSTARRS_r	42.12	0.92	19.839	0.024	AB
DES_r	38.92	0.62	19.924	0.017	AB
SDSS_i	53.25	3.13	19.584	0.064	AB
PanSTARRS_i	50.08	0.95	19.651	0.021	AB
PanSTARRS_z	48.13	2.4	19.694	0.054	AB
SDSS_z	79.11	9.59	19.154	0.132	AB
DES_z	55.25	1.55	19.544	0.031	AB
PanSTARRS_y	46.18	4.93	19.739	0.116	AB
2MASS_J	13.88	116.46	20.149	9.111	Vega
2MASS_H	-271.0	181.06			Vega
2MASS_K	-92.87	199.43			Vega
WISE_W2	43.23	15.6	16.472	0.392	Vega
WISE_W3	40.91	61.47	14.696	1.632	Vega
WISE_W4	441.2	497.36	10.668	1.224	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})\,	8.982	9.285	9.471
{\rm log}_{10}({\rm SFR})	-0.280	0.099	0.481
{\rm log}_{10}({\rm sSFR})	-9.664	-9.179	-8.580
{\rm stellar\ age}	1.039	4.195	6.075

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.274	-0.409	-0.037
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.204	-0.806	-0.281

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.197	0.464	0.755
\delta	-0.536	-0.127	0.104
\tau_1/\tau_2	0.790	1.143	1.490
Q_{PAH}	0.955	2.761	4.900
U_{min}	2.924	7.717	14.609
{\rm log}_{10}(\gamma_e)\,	-3.231	-2.286	-1.200

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.371	-1.257	-0.295
{\rm log}_{10}(\tau_{AGN})\,	0.994	1.334	1.749

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.321	-0.043	0.241
0.03-0.10 Gyr	-0.332	0.147	0.576
0.10-0.32 Gyr	-0.415	0.018	0.408
0.32-1.04 Gyr	-1.226	-0.403	-0.012
1.04-3.36 Gyr	-1.783	-0.663	-0.334
3.36-10.84 Gyr	-2.224	-0.879	-0.452
10.84-12.04 Gyr	-2.421	-0.888	-0.258