2025afeb

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Information

Transient

Name: AT2025afeb
Right ascension: 1h13m04.68s
Declination: 8d03m18.16s
Discovery Date: Nov. 25, 2025, 3:33 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.074

Host

Name:
Right ascension: 1h13m04.65s
Declination: 8d03m14.57s
Redshift: 0.086378
Photometric Redshift:

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	16.7
Transient MWEBV	processed	0.08
Host match	processed	6.04
Host information	processed	0.05
Host MWEBV	processed	0.05
Global aperture construction	processed	0.67
Global aperture photometry	processed	7.01
Validate global photometry	processed	16.96
Global host SED inference	processed	543.36
Local aperture photometry	processed	6.89
Validate local photometry	processed	0.03
Local host SED inference	processed	413.44

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) = 1h13m04.68s, 8d03m18.16s
semi major axis, semi minor axis (arcsec) = 1.24, 1.24
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	6.89	0.15	21.805	0.024	AB
PanSTARRS_r	18.3	0.32	20.744	0.019	AB
DES_r	15.81	0.31	20.903	0.021	AB
PanSTARRS_i	28.81	0.32	20.251	0.012	AB
PanSTARRS_z	37.34	0.9	19.970	0.026	AB
DES_z	32.33	1.13	20.126	0.038	AB
PanSTARRS_y	49.01	1.83	19.674	0.041	AB

Aperture details

RA, DEC (J2000) = 1h13m04.63s, 8d03m14.80s
semi major axis, semi minor axis (arcsec) = 5.94, 5.56
angle (degrees, anti-clockwise from east) = -84.68

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	48.25	4.81	19.691	0.108	AB
SDSS_g	269.0	4.54	17.826	0.018	AB
DES_g	289.32	0.9	17.747	0.003	AB
PanSTARRS_g	307.04	1.56	17.682	0.006	AB
SDSS_r	672.61	7.19	16.831	0.012	AB
PanSTARRS_r	677.1	1.5	16.823	0.002	AB
DES_r	766.9	2.0	16.688	0.003	AB
SDSS_i	1054.16	9.63	16.343	0.010	AB
PanSTARRS_i	1041.88	1.51	16.355	0.002	AB
PanSTARRS_z	1386.29	4.16	16.045	0.003	AB
SDSS_z	1498.76	19.43	15.961	0.014	AB
DES_z	1535.95	7.59	15.934	0.005	AB
PanSTARRS_y	1735.31	8.44	15.802	0.005	AB
2MASS_J	2492.3	149.3	14.514	0.065	Vega
2MASS_H	3058.68	232.2	13.819	0.082	Vega
2MASS_K	2840.8	275.48	13.429	0.105	Vega
WISE_W1	1028.94	18.46	13.670	0.019	Vega
WISE_W2	622.4	20.77	13.576	0.036	Vega
WISE_W3	81.38	58.78	13.950	0.784	Vega
WISE_W4	706.48	426.96	10.157	0.656	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})\,	9.186	9.316	9.453
{\rm log}_{10}({\rm SFR})	-1.230	-0.804	-0.407
{\rm log}_{10}({\rm sSFR})	-10.595	-10.160	-9.669
{\rm stellar\ age}	5.914	7.215	8.877

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.130	-0.601	-0.192
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.050	-0.712	-0.386

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.890	1.270	1.620
\delta	-0.312	-0.071	0.132
\tau_1/\tau_2	0.480	0.800	1.114
Q_{PAH}	0.909	3.103	5.624
U_{min}	2.898	7.634	14.427
{\rm log}_{10}(\gamma_e)\,	-3.228	-2.330	-0.740

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.642	-0.834	-0.170
{\rm log}_{10}(\tau_{AGN})\,	1.019	1.520	1.947

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.938	-0.538	-0.201
0.03-0.10 Gyr	-1.965	-1.088	-0.512
0.10-0.33 Gyr	-2.243	-1.292	-0.714
0.33-1.07 Gyr	-2.192	-1.209	-0.674
1.07-3.48 Gyr	-1.879	-0.837	-0.510
3.48-11.36 Gyr	-0.980	-0.559	-0.369
11.36-12.62 Gyr	-1.157	-0.525	0.147

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.695	10.790	10.910
{\rm log}_{10}({\rm SFR})	-4.508	-1.525	-0.015
{\rm log}_{10}({\rm sSFR})	-15.434	-12.325	-10.694
{\rm stellar\ age}	6.990	7.893	11.760

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.141	-0.814	-0.628
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.320	-0.414	0.238

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.321	0.471	0.717
\delta	-0.952	-0.800	-0.592
\tau_1/\tau_2	0.527	0.952	1.378
Q_{PAH}	0.517	1.822	4.804
U_{min}	2.716	8.650	16.803
{\rm log}_{10}(\gamma_e)\,	-3.043	-1.492	-0.484

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.494	-3.508	-2.462
{\rm log}_{10}(\tau_{AGN})\,	1.104	1.612	1.972

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-5.975	-2.308	-0.722
0.03-0.10 Gyr	-5.229	-1.571	0.108
0.10-0.33 Gyr	-4.728	-1.406	0.350
0.33-1.07 Gyr	-3.850	-1.350	0.172
1.07-3.48 Gyr	-2.869	-0.459	0.668
3.48-11.36 Gyr	-0.622	0.901	1.108
11.36-12.62 Gyr	-0.632	1.131	2.046