2025aheo

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Information

Transient

Name: AT2025aheo
Right ascension: 8h00m58.34s
Declination: 34d47m33.84s
Discovery Date: Dec. 12, 2025, 7:50 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.050

Host

Name: J080059.67+344726.9
Right ascension: 8h00m59.67s
Declination: 34d47m26.92s
Redshift: None
Photometric Redshift: 0.081

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	18.29
Transient MWEBV	processed	0.07
Host match	processed	4.19
Host information	processed	0.13
Host MWEBV	processed	0.04
Global aperture construction	processed	0.65
Global aperture photometry	processed	6.17
Validate global photometry	processed	16.14
Global host SED inference	processed	485.6
Local aperture photometry	processed	5.93
Validate local photometry	processed	0.03
Local host SED inference	failed	0.01

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) = 8h00m58.34s, 34d47m33.84s
semi major axis, semi minor axis (arcsec) = 1.31, 1.31
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_g	-0.01	0.08			AB
PanSTARRS_r	0.04	0.43	27.504	12.837	AB
SDSS_i	-0.91	1.0			AB
PanSTARRS_i	-0.45	0.34			AB
PanSTARRS_z	1.27	0.79	23.640	0.674	AB
SDSS_z	2.53	3.21	22.893	1.378	AB
DES_z	-0.76	0.28			AB
PanSTARRS_y	-0.23	2.19			AB

Aperture details

RA, DEC (J2000) = 8h00m59.66s, 34d47m27.05s
semi major axis, semi minor axis (arcsec) = 7.42, 4.36
angle (degrees, anti-clockwise from east) = -77.42

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	5.12	0.59	22.126	0.125	AB
GALEX_NUV	6.29	0.53	21.903	0.091	AB
SDSS_u	50.32	4.0	19.646	0.086	AB
SDSS_g	191.06	3.91	18.197	0.022	AB
DES_g	196.44	1.11	18.167	0.006	AB
PanSTARRS_g	211.19	1.37	18.088	0.007	AB
SDSS_r	436.81	5.93	17.299	0.015	AB
PanSTARRS_r	450.83	1.9	17.265	0.005	AB
SDSS_i	660.47	7.87	16.850	0.013	AB
PanSTARRS_i	665.68	1.46	16.842	0.002	AB
PanSTARRS_z	805.9	3.46	16.634	0.005	AB
SDSS_z	891.88	15.7	16.524	0.019	AB
DES_z	874.14	4.4	16.546	0.005	AB
PanSTARRS_y	1000.4	9.65	16.400	0.010	AB
2MASS_J	1363.74	149.9	15.168	0.119	Vega
2MASS_H	1766.47	259.01	14.415	0.159	Vega
2MASS_K	1454.93	223.78	14.155	0.167	Vega
WISE_W1	572.54	21.45	14.306	0.041	Vega
WISE_W2	334.46	19.61	14.250	0.064	Vega
WISE_W3	146.93	76.4	13.308	0.565	Vega
WISE_W4	-45.24	437.84			Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

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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})\,	10.490	10.578	10.613
{\rm log}_{10}({\rm SFR})	-1.092	-0.627	-0.233
{\rm log}_{10}({\rm sSFR})	-11.656	-11.174	-10.772
{\rm stellar\ age}	8.477	11.682	12.031

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.780	-0.622	-0.507
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	0.123	0.289	0.410

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.151	0.228	0.342
\delta	-0.855	-0.648	-0.388
\tau_1/\tau_2	0.602	1.064	1.533
Q_{PAH}	0.768	2.175	4.271
U_{min}	2.887	8.648	16.094
{\rm log}_{10}(\gamma_e)\,	-2.848	-1.587	-0.556

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.567	-3.626	-2.671
{\rm log}_{10}(\tau_{AGN})\,	1.079	1.599	1.977

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.841	-0.474	-0.219
0.03-0.10 Gyr	-2.209	-0.781	-0.184
0.10-0.33 Gyr	-4.128	-1.580	-0.692
0.33-1.07 Gyr	-4.994	-1.881	-0.894
1.07-3.49 Gyr	-4.058	-1.743	-0.691
3.49-11.42 Gyr	-1.886	-0.245	0.706
11.42-12.68 Gyr	0.999	1.704	1.760