2025aart

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Information

Transient

Name: AT2025aart
Right ascension: 16h51m08.76s
Declination: 41d41m22.09s
Discovery Date: Oct. 17, 2025, 3:11 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.016

Host

Name: 3130121
Right ascension: 16h51m08.40s
Declination: 41d41m26.92s
Redshift: None
Photometric Redshift: 0.142

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	16.77
Transient MWEBV	processed	0.04
Host match	processed	5.02
Host information	processed	0.05
Host MWEBV	processed	0.04
Global aperture construction	processed	0.66
Global aperture photometry	processed	5.6
Validate global photometry	processed	15.55
Global host SED inference	processed	399.57
Local aperture photometry	processed	5.53
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) = 16h51m08.76s, 41d41m22.09s
semi major axis, semi minor axis (arcsec) = 0.8, 0.8
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) = 16h51m08.46s, 41d41m26.62s
semi major axis, semi minor axis (arcsec) = 8.9, 3.37
angle (degrees, anti-clockwise from east) = -38.6

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	14.02	1.01	21.033	0.078	AB
GALEX_NUV	23.14	0.8	20.489	0.037	AB
SDSS_u	55.63	4.95	19.537	0.097	AB
SDSS_g	150.31	3.64	18.458	0.026	AB
PanSTARRS_g	167.49	1.13	18.340	0.007	AB
SDSS_r	323.47	5.34	17.625	0.018	AB
PanSTARRS_r	330.23	1.55	17.603	0.005	AB
SDSS_i	456.6	6.81	17.251	0.016	AB
PanSTARRS_i	454.13	1.43	17.257	0.003	AB
PanSTARRS_z	560.68	3.66	17.028	0.007	AB
SDSS_z	571.84	15.76	17.007	0.030	AB
PanSTARRS_y	648.9	8.03	16.870	0.013	AB
2MASS_J	880.92	164.89	15.643	0.203	Vega
2MASS_H	1327.74	262.62	14.725	0.215	Vega
2MASS_K	1285.67	255.36	14.289	0.216	Vega
WISE_W1	458.99	13.9	14.546	0.033	Vega
WISE_W2	319.84	14.77	14.299	0.050	Vega
WISE_W3	584.42	67.45	11.809	0.125	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})\,	10.703	10.745	10.801
{\rm log}_{10}({\rm SFR})	0.388	0.608	0.817
{\rm log}_{10}({\rm sSFR})	-10.380	-10.150	-9.940
{\rm stellar\ age}	6.840	7.483	9.223

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.458	-0.295	-0.186
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.556	-0.928	-0.016

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.140	0.205	0.315
\delta	-0.795	-0.512	-0.206
\tau_1/\tau_2	0.856	1.206	1.554
Q_{PAH}	0.581	1.559	3.188
U_{min}	2.528	7.230	14.031
{\rm log}_{10}(\gamma_e)\,	-2.842	-1.870	-1.091

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.214	-3.076	-2.029
{\rm log}_{10}(\tau_{AGN})\,	1.045	1.530	1.931

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.182	0.394	0.545
0.03-0.10 Gyr	0.402	0.684	0.925
0.10-0.32 Gyr	-0.079	0.317	0.611
0.32-1.04 Gyr	-0.472	0.053	0.362
1.04-3.34 Gyr	-0.330	0.257	0.606
3.34-10.76 Gyr	0.695	0.938	1.028
10.76-11.95 Gyr	0.697	1.175	1.708