2025umm

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Information

Transient

Name: AT2025umm
Right ascension: 16h38m56.51s
Declination: 32d02m32.01s
Discovery Date: July 29, 2025, 7:36 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.022

Host

Name: 1977327
Right ascension: 16h38m56.40s
Declination: 32d02m31.92s
Redshift: None
Photometric Redshift: 0.161

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	35.47
Transient MWEBV	processed	0.04
Host match	processed	4.11
Host information	processed	0.14
Host MWEBV	processed	0.05
Global aperture construction	processed	0.64
Global aperture photometry	processed	6.23
Validate global photometry	processed	15.91
Global host SED inference	processed	561.92
Local aperture photometry	processed	6.55
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) = 16h38m56.51s, 32d02m32.01s
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) = 16h38m56.49s, 32d02m31.80s
semi major axis, semi minor axis (arcsec) = 8.41, 4.16
angle (degrees, anti-clockwise from east) = -154.37

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	50.51	4.19	19.641	0.090	AB
SDSS_g	136.09	3.64	18.565	0.029	AB
DES_g	137.76	2.08	18.552	0.016	AB
PanSTARRS_g	144.95	1.33	18.497	0.010	AB
SDSS_r	311.97	5.22	17.665	0.018	AB
PanSTARRS_r	314.3	1.84	17.657	0.006	AB
DES_r	324.65	2.88	17.621	0.010	AB
SDSS_i	459.8	7.36	17.244	0.017	AB
PanSTARRS_i	460.4	1.78	17.242	0.004	AB
PanSTARRS_z	580.06	3.46	16.991	0.006	AB
SDSS_z	552.02	16.12	17.045	0.032	AB
DES_z	619.9	5.4	16.919	0.009	AB
PanSTARRS_y	700.36	9.26	16.787	0.014	AB
2MASS_J	1096.19	138.59	15.405	0.137	Vega
2MASS_H	1039.8	224.19	14.990	0.234	Vega
2MASS_K	1451.73	247.87	14.157	0.185	Vega
WISE_W1	497.15	14.93	14.460	0.033	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})\,	10.762	10.846	10.928
{\rm log}_{10}({\rm SFR})	-0.183	0.892	1.343
{\rm log}_{10}({\rm sSFR})	-11.113	-9.964	-9.443
{\rm stellar\ age}	6.071	7.016	9.214

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.792	-0.521	-0.354
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.767	-0.926	0.141

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.260	0.423	0.596
\delta	-0.964	-0.852	-0.562
\tau_1/\tau_2	0.518	0.911	1.320
Q_{PAH}	0.389	1.337	3.443
U_{min}	2.311	7.126	14.630
{\rm log}_{10}(\gamma_e)\,	-3.353	-2.268	-0.882

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.234	-3.094	-1.833
{\rm log}_{10}(\tau_{AGN})\,	1.052	1.485	1.890

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.638	0.527	0.918
0.03-0.10 Gyr	-0.164	0.971	1.468
0.10-0.32 Gyr	-0.998	0.293	0.820
0.32-1.03 Gyr	-1.744	0.081	0.611
1.03-3.29 Gyr	-0.572	0.510	0.926
3.29-10.56 Gyr	0.602	0.998	1.152
10.56-11.73 Gyr	0.544	1.172	1.875