2025ud

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Information

Transient

Name: AT2025ud
Right ascension: 8h53m18.54s
Declination: 14d59m02.74s
Discovery Date: Jan. 19, 2025, 8:07 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.027

Host

Name: 2025ud
Right ascension: 8h53m18.30s
Declination: 14d59m03.93s
Redshift: 0.041048
Photometric Redshift: 0.038

Processing Status

Task Name	Status	Time taken (s)
Host match	processed	1.91
Cutout download	processed	18.34
Global aperture construction	processed	0.58
Local aperture photometry	processed	6.49
Global aperture photometry	processed	6.53
Validate local photometry	processed	0.03
Validate global photometry	processed	15.92
Host information	processed	0.1
Global host SED inference	processed	462.33
Local host SED inference	processed	469.91
Transient information	processed	0.0
Transient MWEBV	processed	0.04
Host MWEBV	processed	0.04
Log transient processing status	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) = 8h53m18.54s, 14d59m02.74s
semi major axis, semi minor axis (arcsec) = 2.47, 2.47
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
SDSS_u	59.36	2.58	19.466	0.047	AB
SDSS_g	126.37	2.99	18.646	0.026	AB
DES_g	133.58	0.55	18.586	0.004	AB
PanSTARRS_g	123.16	0.74	18.674	0.007	AB
SDSS_r	207.57	3.87	18.107	0.020	AB
PanSTARRS_r	207.96	0.6	18.105	0.003	AB
DES_r	240.28	1.13	17.948	0.005	AB
SDSS_i	283.46	4.69	17.769	0.018	AB
PanSTARRS_i	261.81	1.15	17.855	0.005	AB
PanSTARRS_z	310.05	1.43	17.671	0.005	AB
SDSS_z	343.93	7.26	17.559	0.023	AB
DES_z	363.52	2.37	17.499	0.007	AB
PanSTARRS_y	365.13	4.12	17.494	0.012	AB

Aperture details

RA, DEC (J2000) = 8h53m18.32s, 14d59m04.42s
semi major axis, semi minor axis (arcsec) = 13.22, 6.24
angle (degrees, anti-clockwise from east) = -101.06

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
GALEX_FUV	114.77	10.6	18.750	0.100	AB
GALEX_NUV	204.39	8.56	18.124	0.045	AB
SDSS_u	457.49	8.41	17.249	0.020	AB
SDSS_g	887.93	8.17	16.529	0.010	AB
DES_g	920.04	1.5	16.490	0.002	AB
PanSTARRS_g	914.66	2.67	16.497	0.003	AB
SDSS_r	1429.54	10.53	16.012	0.008	AB
PanSTARRS_r	1490.33	2.07	15.967	0.002	AB
DES_r	1564.53	2.98	15.914	0.002	AB
SDSS_i	1891.41	12.93	15.708	0.007	AB
PanSTARRS_i	1863.46	4.01	15.724	0.002	AB
PanSTARRS_z	2144.69	5.04	15.572	0.003	AB
SDSS_z	2254.19	23.59	15.518	0.011	AB
DES_z	2307.94	6.11	15.492	0.003	AB
PanSTARRS_y	2647.91	14.59	15.343	0.006	AB
WISE_W1	1967.77	34.27	12.966	0.019	Vega
WISE_W2	1244.25	36.86	12.824	0.032	Vega
WISE_W3	7190.61	188.39	9.084	0.028	Vega
WISE_W4	22477.21	1649.19	6.401	0.080	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.190	9.306	9.410
${\rm log}_{10}({\rm SFR})$	-1.078	-0.444	0.063
${\rm log}_{10}({\rm sSFR})$	-10.445	-9.754	-9.183
${\rm stellar\ age}$	5.747	7.326	8.902

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-0.979	-0.455	-0.220
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	0.092	0.269	0.405

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.152	0.456	0.865
$\delta$	-0.601	-0.158	0.135
$\tau_1/\tau_2$	0.673	1.040	1.428
$Q_{PAH}$	0.705	2.169	4.821
$U_{min}$	3.086	8.551	15.661
${\rm log}_{10}(\gamma_e)\,$	-3.085	-1.833	-0.838

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-3.941	-1.926	-0.857
${\rm log}_{10}(\tau_{AGN})\,$	0.911	1.272	1.777

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.937	-0.616	-0.327
0.03-0.10 Gyr	-1.201	-0.393	0.167
0.10-0.33 Gyr	-1.656	-0.964	-0.448
0.33-1.09 Gyr	-1.729	-1.070	-0.675
1.09-3.60 Gyr	-1.545	-0.849	-0.531
3.60-11.89 Gyr	-0.988	-0.609	-0.429
11.89-13.21 Gyr	-1.194	-0.550	0.068

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.756	9.969	10.140
${\rm log}_{10}({\rm SFR})$	0.800	1.034	1.277
${\rm log}_{10}({\rm sSFR})$	-9.268	-8.931	-8.522
${\rm stellar\ age}$	5.228	7.256	9.991

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-0.593	-0.365	-0.233
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	0.271	0.369	0.450

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.489	0.686	0.881
$\delta$	-0.162	-0.052	0.026
$\tau_1/\tau_2$	0.604	1.017	1.475
$Q_{PAH}$	0.256	0.615	1.278
$U_{min}$	2.878	8.092	15.357
${\rm log}_{10}(\gamma_e)\,$	-3.521	-2.695	-2.001

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-3.818	-2.835	-2.218
${\rm log}_{10}(\tau_{AGN})\,$	0.933	1.286	1.791

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.078	0.341	0.555
0.03-0.10 Gyr	0.932	1.167	1.419
0.10-0.33 Gyr	-2.535	-0.917	-0.149
0.33-1.09 Gyr	-3.456	-0.990	-0.357
1.09-3.60 Gyr	-1.834	-0.385	0.050
3.60-11.89 Gyr	-0.989	-0.072	0.210
11.89-13.21 Gyr	-0.811	0.196	1.008