2025ahdn

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Information

Transient

Name: AT2025ahdn
Right ascension: 14h52m46.96s
Declination: 15d26m08.98s
Discovery Date: Dec. 15, 2025, 1:30 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.025

Host

Name:
Right ascension: 14h52m47.00s
Declination: 15d26m09.41s
Redshift: 0.119536
Photometric Redshift:

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	19.57
Transient MWEBV	processed	0.04
Host match	processed	5.16
Host information	processed	0.1
Host MWEBV	processed	0.04
Global aperture construction	processed	0.76
Global aperture photometry	processed	7.78
Validate global photometry	processed	17.84
Global host SED inference	processed	405.8
Local aperture photometry	processed	7.12
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) = 14h52m46.96s, 15d26m08.98s
semi major axis, semi minor axis (arcsec) = 0.93, 0.93
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) = 14h52m46.99s, 15d26m09.38s
semi major axis, semi minor axis (arcsec) = 5.68, 5.08
angle (degrees, anti-clockwise from east) = -25.75

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	44.8	4.07	19.772	0.099	AB
SDSS_g	243.74	4.28	17.933	0.019	AB
DES_g	262.85	0.94	17.851	0.004	AB
PanSTARRS_g	266.03	1.29	17.838	0.005	AB
SDSS_r	459.71	6.01	17.244	0.014	AB
PanSTARRS_r	478.92	1.54	17.199	0.003	AB
DES_r	502.56	1.9	17.147	0.004	AB
SDSS_i	661.29	7.65	16.849	0.013	AB
PanSTARRS_i	644.67	2.33	16.877	0.004	AB
PanSTARRS_z	780.47	3.87	16.669	0.005	AB
SDSS_z	792.09	16.85	16.653	0.023	AB
DES_z	826.94	5.97	16.606	0.008	AB
PanSTARRS_y	878.59	10.22	16.541	0.013	AB
2MASS_J	1172.87	136.73	15.332	0.127	Vega
2MASS_H	1172.2	215.98	14.860	0.200	Vega
2MASS_K	1530.03	249.46	14.100	0.177	Vega
WISE_W1	588.0	12.27	14.278	0.023	Vega
WISE_W2	413.47	14.81	14.020	0.039	Vega
WISE_W3	1047.71	55.06	11.175	0.057	Vega
WISE_W4	1268.61	374.32	9.522	0.320	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})\,	10.440	10.534	10.630
{\rm log}_{10}({\rm SFR})	-0.555	-0.001	0.312
{\rm log}_{10}({\rm sSFR})	-11.106	-10.562	-10.214
{\rm stellar\ age}	3.046	5.089	6.518

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.648	-0.425	-0.275
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.687	-0.644	0.228

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.180	0.308	0.466
\delta	-0.874	-0.660	-0.275
\tau_1/\tau_2	0.644	0.959	1.298
Q_{PAH}	0.852	1.967	4.143
U_{min}	2.249	6.909	14.115
{\rm log}_{10}(\gamma_e)\,	-3.250	-2.479	-1.480

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.078	-2.809	-1.779
{\rm log}_{10}(\tau_{AGN})\,	1.085	1.521	1.891

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.285	0.101	0.325
0.03-0.10 Gyr	-1.020	-0.083	0.340
0.10-0.32 Gyr	-0.872	0.199	0.676
0.32-1.05 Gyr	0.457	0.926	1.192
1.05-3.40 Gyr	0.553	0.830	1.065
3.40-11.00 Gyr	-0.147	0.519	0.762
11.00-12.22 Gyr	-0.566	0.393	0.915