2025ahvy

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Information

Transient

Name: AT2025ahvy
Right ascension: 11h45m37.47s
Declination: 8d42m48.51s
Discovery Date: Dec. 6, 2025, 12:05 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.018

Host

Name: 1352294
Right ascension: 11h45m37.45s
Declination: 8d42m47.67s
Redshift: 0.122598
Photometric Redshift:

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	16.14
Transient MWEBV	processed	0.04
Host match	processed	4.12
Host information	processed	0.06
Host MWEBV	processed	0.04
Global aperture construction	processed	0.65
Global aperture photometry	processed	5.3
Validate global photometry	processed	1.84
Global host SED inference	processed	664.58
Local aperture photometry	processed	5.31
Validate local photometry	no valid phot	0.02
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) = 11h45m37.47s, 8d42m48.51s
semi major axis, semi minor axis (arcsec) = 0.91, 0.91
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) = 11h45m37.45s, 8d42m48.15s
semi major axis, semi minor axis (arcsec) = 6.1, 4.53
angle (degrees, anti-clockwise from east) = -109.28

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	57.28	3.71	19.505	0.070	AB
SDSS_g	223.72	4.33	18.026	0.021	AB
DES_g	247.65	0.78	17.915	0.003	AB
PanSTARRS_g	247.3	1.49	17.917	0.007	AB
SDSS_r	528.62	6.4	17.092	0.013	AB
PanSTARRS_r	511.11	1.62	17.129	0.003	AB
SDSS_i	745.91	7.75	16.718	0.011	AB
PanSTARRS_i	728.29	1.98	16.744	0.003	AB
PanSTARRS_z	959.81	2.89	16.445	0.003	AB
SDSS_z	1036.39	14.08	16.361	0.015	AB
PanSTARRS_y	1113.3	8.14	16.283	0.008	AB
2MASS_J	1369.31	171.6	15.164	0.136	Vega
2MASS_H	1555.99	205.23	14.552	0.143	Vega
2MASS_K	1966.06	296.22	13.828	0.164	Vega
WISE_W1	593.6	15.38	14.267	0.028	Vega
WISE_W2	370.19	19.1	14.140	0.056	Vega
WISE_W3	126.01	71.33	13.475	0.615	Vega
WISE_W4	316.69	498.95	11.028	1.711	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})\,	10.818	10.929	11.024
{\rm log}_{10}({\rm SFR})	-4.934	-1.806	0.141
{\rm log}_{10}({\rm sSFR})	-16.038	-12.744	-10.636
{\rm stellar\ age}	7.073	10.066	11.561

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.504	-1.154	-0.876
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.615	-0.771	0.061

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.203	0.361	0.584
\delta	-0.918	-0.698	-0.431
\tau_1/\tau_2	0.424	0.893	1.419
Q_{PAH}	0.835	2.542	4.994
U_{min}	3.417	10.515	18.480
{\rm log}_{10}(\gamma_e)\,	-3.031	-1.628	-0.466

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.160	-2.983	-1.909
{\rm log}_{10}(\tau_{AGN})\,	1.228	1.727	2.022

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-6.696	-3.447	-1.411
0.03-0.10 Gyr	-5.390	-1.853	0.301
0.10-0.32 Gyr	-5.307	-2.060	0.224
0.32-1.05 Gyr	-5.413	-2.488	-0.056
1.05-3.39 Gyr	-3.944	-1.760	0.481
3.39-10.96 Gyr	-1.762	0.532	1.197
10.96-12.18 Gyr	-0.128	1.946	2.190