2026ahc

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Information

Transient

Name: AT2026ahc
Right ascension: 11h02m27.73s
Declination: -2d04m20.04s
Discovery Date: Jan. 10, 2026, 10:42 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.041

Host

Name:
Right ascension: 11h02m27.69s
Declination: -2d04m20.14s
Redshift: None
Photometric Redshift: 0.097

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	16.78
Transient MWEBV	processed	1.23
Host match	processed	5.4
Host information	processed	0.16
Host MWEBV	processed	0.03
Global aperture construction	processed	0.64
Global aperture photometry	processed	5.08
Validate global photometry	processed	15.24
Global host SED inference	processed	381.45
Local aperture photometry	processed	4.66
Validate local photometry	processed	0.02
Local host SED inference	processed	483.13

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) = 11h02m27.73s, -2d04m20.04s
semi major axis, semi minor axis (arcsec) = 1.12, 1.12
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
PanSTARRS_i	54.35	0.44	19.562	0.009	AB
PanSTARRS_z	68.34	0.81	19.313	0.013	AB
PanSTARRS_y	71.99	1.93	19.257	0.029	AB

Aperture details

RA, DEC (J2000) = 11h02m27.69s, -2d04m19.87s
semi major axis, semi minor axis (arcsec) = 6.94, 5.42
angle (degrees, anti-clockwise from east) = -162.19

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	23.67	4.88	20.464	0.224	AB
GALEX_NUV	30.35	2.44	20.195	0.087	AB
SDSS_u	53.44	4.53	19.580	0.092	AB
SDSS_g	191.16	3.98	18.196	0.023	AB
PanSTARRS_g	191.38	1.52	18.195	0.009	AB
SDSS_r	296.59	5.21	17.720	0.019	AB
PanSTARRS_r	284.85	1.57	17.763	0.006	AB
SDSS_i	371.53	6.74	17.475	0.020	AB
PanSTARRS_i	358.92	2.3	17.512	0.007	AB
PanSTARRS_z	394.82	4.29	17.409	0.012	AB
SDSS_z	359.11	21.53	17.512	0.065	AB
PanSTARRS_y	442.65	10.47	17.285	0.026	AB
2MASS_J	640.84	171.16	15.988	0.290	Vega
2MASS_H	1088.9	303.19	14.940	0.302	Vega
2MASS_K	410.7	328.43	15.528	0.868	Vega
WISE_W1	244.47	2.47	15.230	0.011	Vega
WISE_W2	167.6	2.8	15.000	0.018	Vega
WISE_W3	656.48	11.19	11.683	0.019	Vega
WISE_W4	1278.14	49.02	9.514	0.042	Vega

Imaging data

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Spectral Energy Distribution

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Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.219	9.426	9.569
{\rm log}_{10}({\rm SFR})	-1.627	-0.876	-0.154
{\rm log}_{10}({\rm sSFR})	-11.036	-10.324	-9.453
{\rm stellar\ age}	3.294	6.521	8.743

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.984	-0.482	-0.124
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.352	-0.712	0.023

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.204	0.513	0.933
\delta	-0.698	-0.278	0.118
\tau_1/\tau_2	0.593	0.964	1.361
Q_{PAH}	0.825	2.699	5.657
U_{min}	3.135	8.241	15.665
{\rm log}_{10}(\gamma_e)\,	-2.900	-1.559	-0.444

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.067	-0.576	0.041
{\rm log}_{10}(\tau_{AGN})\,	1.081	1.491	1.999

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.971	-1.016	-0.471
0.03-0.10 Gyr	-1.962	-0.984	-0.042
0.10-0.33 Gyr	-2.074	-1.035	-0.240
0.33-1.06 Gyr	-2.128	-0.849	-0.206
1.06-3.45 Gyr	-2.604	-0.667	-0.311
3.45-11.24 Gyr	-1.907	-0.548	-0.303
11.24-12.49 Gyr	-1.635	-0.507	0.297

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.910	9.996	10.080
{\rm log}_{10}({\rm SFR})	-0.437	-0.201	0.036
{\rm log}_{10}({\rm sSFR})	-10.459	-10.194	-9.947
{\rm stellar\ age}	4.314	5.594	6.669

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.134	-0.829	-0.574
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.565	-0.202	0.282

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.078	0.158	0.273
\delta	-0.427	-0.002	0.243
\tau_1/\tau_2	0.774	1.070	1.372
Q_{PAH}	1.725	3.454	5.134
U_{min}	2.277	6.809	13.491
{\rm log}_{10}(\gamma_e)\,	-2.640	-1.725	-0.858

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.953	-2.653	-1.606
{\rm log}_{10}(\tau_{AGN})\,	1.054	1.535	1.929

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.584	-0.367	-0.212
0.03-0.10 Gyr	-0.466	-0.141	0.142
0.10-0.33 Gyr	0.027	0.298	0.520
0.33-1.06 Gyr	0.155	0.392	0.598
1.06-3.45 Gyr	-0.032	0.174	0.351
3.45-11.24 Gyr	-0.227	0.035	0.203
11.24-12.49 Gyr	-0.573	0.001	0.434