2025ahsc

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Information

Transient

Name: AT2025ahsc
Right ascension: 14h35m17.79s
Declination: 6d19m22.90s
Discovery Date: Dec. 20, 2025, 12:06 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.028

Host

Name:
Right ascension: 14h35m17.71s
Declination: 6d19m24.15s
Redshift: 0.063777
Photometric Redshift:

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	19.31
Transient MWEBV	processed	0.17
Host match	processed	11.62
Host information	processed	0.04
Host MWEBV	processed	0.05
Global aperture construction	processed	0.64
Global aperture photometry	processed	6.97
Validate global photometry	processed	2.32
Global host SED inference	processed	436.83
Local aperture photometry	processed	6.99
Validate local photometry	processed	0.03
Local host SED inference	processed	475.84

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) = 14h35m17.79s, 6d19m22.90s
semi major axis, semi minor axis (arcsec) = 1.63, 1.63
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	11.93	1.55	21.208	0.141	AB
SDSS_g	41.81	1.75	19.847	0.045	AB
DES_g	45.07	0.28	19.765	0.007	AB
PanSTARRS_g	38.91	0.4	19.925	0.011	AB
SDSS_r	71.36	2.32	19.266	0.035	AB
PanSTARRS_r	64.58	0.53	19.375	0.009	AB
DES_r	80.03	0.6	19.142	0.008	AB
SDSS_i	97.64	2.85	18.926	0.032	AB
PanSTARRS_i	81.27	0.68	19.125	0.009	AB
PanSTARRS_z	97.12	1.11	18.932	0.012	AB
SDSS_z	136.21	6.57	18.564	0.052	AB
DES_z	118.34	1.29	18.717	0.012	AB
PanSTARRS_y	109.28	2.47	18.804	0.024	AB

Aperture details

RA, DEC (J2000) = 14h35m17.70s, 6d19m24.36s
semi major axis, semi minor axis (arcsec) = 10.37, 8.64
angle (degrees, anti-clockwise from east) = -35.19

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	41.42	1.4	19.857	0.037	AB
GALEX_NUV	62.99	1.06	19.402	0.018	AB
SDSS_u	83.69	8.08	19.093	0.105	AB
SDSS_g	317.65	5.47	17.645	0.019	AB
DES_g	347.65	0.94	17.547	0.003	AB
PanSTARRS_g	324.4	2.24	17.622	0.008	AB
SDSS_r	493.11	7.29	17.168	0.016	AB
PanSTARRS_r	483.15	2.9	17.190	0.007	AB
DES_r	562.34	1.82	17.025	0.004	AB
SDSS_i	646.55	9.89	16.873	0.017	AB
PanSTARRS_i	584.02	3.82	16.984	0.007	AB
PanSTARRS_z	700.05	6.29	16.787	0.010	AB
SDSS_z	961.12	35.03	16.443	0.040	AB
PanSTARRS_y	828.01	14.23	16.605	0.019	AB
2MASS_J	953.59	275.47	15.557	0.314	Vega
2MASS_H	494.71	393.08	15.797	0.863	Vega
2MASS_K	79.64	499.17	17.309	6.805	Vega
WISE_W1	416.52	18.37	14.652	0.048	Vega
WISE_W2	226.85	21.81	14.672	0.104	Vega
WISE_W3	913.01	83.96	11.325	0.100	Vega
WISE_W4	937.32	516.95	9.850	0.599	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

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.947	9.093	9.214
{\rm log}_{10}({\rm SFR})	-1.299	-0.821	-0.348
{\rm log}_{10}({\rm sSFR})	-10.445	-9.952	-9.360
{\rm stellar\ age}	3.538	5.766	7.127

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.017	-0.437	-0.062
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.795	-1.147	0.097

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.212	0.476	0.833
\delta	-0.726	-0.323	0.083
\tau_1/\tau_2	0.722	1.051	1.391
Q_{PAH}	1.078	3.108	5.339
U_{min}	2.951	8.012	14.624
{\rm log}_{10}(\gamma_e)\,	-3.027	-1.624	-0.463

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.765	-0.896	-0.313
{\rm log}_{10}(\tau_{AGN})\,	0.995	1.573	2.003

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.247	-0.938	-0.596
0.03-0.10 Gyr	-1.458	-0.813	-0.253
0.10-0.33 Gyr	-1.264	-0.699	-0.200
0.33-1.08 Gyr	-1.158	-0.679	-0.337
1.08-3.54 Gyr	-1.169	-0.770	-0.551
3.54-11.62 Gyr	-1.386	-0.912	-0.684
11.62-12.91 Gyr	-1.630	-0.935	-0.440

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.959	10.025	10.091
{\rm log}_{10}({\rm SFR})	-0.341	-0.152	0.039
{\rm log}_{10}({\rm sSFR})	-10.368	-10.179	-9.968
{\rm stellar\ age}	6.851	7.734	9.686

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.623	-0.493	-0.387
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.412	-0.130	0.147

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.025	0.054	0.108
\delta	-0.808	-0.408	0.026
\tau_1/\tau_2	1.017	1.405	1.759
Q_{PAH}	0.721	2.496	4.879
U_{min}	2.679	7.927	14.665
{\rm log}_{10}(\gamma_e)\,	-1.674	-0.857	-0.308

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.153	-3.057	-2.067
{\rm log}_{10}(\tau_{AGN})\,	1.084	1.585	1.937

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.489	-0.357	-0.247
0.03-0.10 Gyr	-0.339	-0.080	0.151
0.10-0.33 Gyr	-0.260	-0.007	0.186
0.33-1.08 Gyr	-0.689	-0.307	-0.072
1.08-3.54 Gyr	-0.733	-0.281	-0.002
3.54-11.62 Gyr	-0.087	0.141	0.261
11.62-12.91 Gyr	-0.140	0.389	0.958