2025udt

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Information

Transient

Name: AT2025udt
Right ascension: 22h59m20.25s
Declination: 15d30m01.02s
Discovery Date: Aug. 16, 2025, 9:26 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.040

Host

Name:
Right ascension: 22h59m20.38s
Declination: 15d30m00.71s
Redshift: None
Photometric Redshift: 0.161

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	6.45
Cutout download	processed	20.3
Global aperture construction	processed	0.66
Local aperture photometry	processed	6.99
Global aperture photometry	processed	6.37
Validate local photometry	no valid phot	0.02
Validate global photometry	processed	16.51
Host information	processed	0.18
Global host SED inference	processed	542.96
Local host SED inference	not processed	None
Transient information	processed	0.0
Transient MWEBV	processed	0.04
Host MWEBV	processed	0.3
Processing status	blocked	N/A	N/A

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) = 22h59m20.25s, 15d30m01.02s
semi major axis, semi minor axis (arcsec) = 0.72, 0.72
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) = 22h59m20.37s, 15d30m00.89s
semi major axis, semi minor axis (arcsec) = 6.62, 5.4
angle (degrees, anti-clockwise from east) = -82.46

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	44.5	4.78	19.779	0.117	AB
SDSS_g	128.35	3.66	18.629	0.031	AB
DES_g	143.8	0.6	18.506	0.005	AB
PanSTARRS_g	140.25	1.52	18.533	0.012	AB
SDSS_r	282.5	5.16	17.772	0.020	AB
PanSTARRS_r	275.23	1.46	17.801	0.006	AB
DES_r	301.16	1.29	17.703	0.005	AB
SDSS_i	393.63	6.85	17.412	0.019	AB
PanSTARRS_i	394.39	1.93	17.410	0.005	AB
PanSTARRS_z	491.07	4.56	17.172	0.010	AB
SDSS_z	613.95	19.3	16.930	0.034	AB
DES_z	516.4	3.73	17.118	0.008	AB
PanSTARRS_y	569.51	9.37	17.011	0.018	AB
2MASS_J	837.28	149.71	15.698	0.194	Vega
2MASS_H	694.9	217.23	15.428	0.339	Vega
2MASS_K	1296.22	281.92	14.281	0.236	Vega
WISE_W1	356.45	13.83	14.821	0.042	Vega
WISE_W2	239.05	17.45	14.615	0.079	Vega
WISE_W3	332.06	80.31	12.423	0.263	Vega
WISE_W4	225.14	418.43	11.399	2.018	Vega

Imaging data

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})\,	10.600	10.758	10.890
{\rm log}_{10}({\rm SFR})	-1.787	-0.102	1.141
{\rm log}_{10}({\rm sSFR})	-12.677	-10.873	-9.531
{\rm stellar\ age}	5.165	6.798	9.705

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.322	-0.910	-0.673
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.564	-0.553	0.245

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.164	0.342	0.539
\delta	-0.911	-0.600	0.060
\tau_1/\tau_2	0.603	1.021	1.437
Q_{PAH}	0.376	1.446	3.840
U_{min}	2.949	9.058	17.118
{\rm log}_{10}(\gamma_e)\,	-3.131	-2.018	-0.717

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.218	-2.870	-1.807
{\rm log}_{10}(\tau_{AGN})\,	1.056	1.521	1.943

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-4.002	-1.748	-0.431
0.03-0.10 Gyr	-1.782	0.025	1.299
0.10-0.32 Gyr	-1.982	-0.011	0.979
0.32-1.03 Gyr	-2.878	-0.119	0.683
1.03-3.29 Gyr	-2.022	0.482	0.987
3.29-10.56 Gyr	-0.289	0.854	1.125
10.56-11.73 Gyr	-0.702	0.862	1.898