2025allg

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Information

Transient

Name: AT2025allg
Right ascension: 12h16m01.69s
Declination: -4d40m22.77s
Discovery Date: Dec. 28, 2025, 6:35 a.m.
Classification: None
Redshift: None
MW E(B-V):

Host

Name:
Right ascension: 12h16m01.77s
Declination: -4d40m23.79s
Redshift: None
Photometric Redshift: 0.055

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	7.31
Transient MWEBV	processed	0.06
Host match	processed	5.2
Host information	processed	0.11
Host MWEBV	processed	0.06
Global aperture construction	processed	0.62
Global aperture photometry	processed	4.97
Validate global photometry	processed	14.85
Global host SED inference	processed	421.9
Local aperture photometry	processed	4.79
Validate local photometry	processed	0.03
Local host SED inference	processed	398.21

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) = 12h16m01.69s, -4d40m22.77s
semi major axis, semi minor axis (arcsec) = 1.86, 1.86
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	52.85	0.44	19.592	0.009	AB
PanSTARRS_g	50.77	0.43	19.636	0.009	AB
PanSTARRS_r	67.36	0.63	19.329	0.010	AB
DES_r	74.7	0.99	19.217	0.014	AB
PanSTARRS_i	95.78	0.84	18.947	0.010	AB
PanSTARRS_z	98.22	1.15	18.919	0.013	AB
DES_z	100.87	1.37	18.891	0.015	AB
PanSTARRS_y	110.49	2.49	18.792	0.024	AB

Aperture details

RA, DEC (J2000) = 12h16m01.77s, -4d40m23.50s
semi major axis, semi minor axis (arcsec) = 7.81, 6.2
angle (degrees, anti-clockwise from east) = -136.65

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	33.54	5.76	20.086	0.186	AB
GALEX_NUV	45.38	4.32	19.758	0.103	AB
DES_g	196.34	1.05	18.167	0.006	AB
PanSTARRS_g	191.59	1.55	18.194	0.009	AB
PanSTARRS_r	260.32	2.26	17.861	0.009	AB
DES_r	289.39	2.14	17.746	0.008	AB
PanSTARRS_i	338.64	3.04	17.576	0.010	AB
PanSTARRS_z	375.59	4.23	17.463	0.012	AB
DES_z	375.93	3.14	17.462	0.009	AB
PanSTARRS_y	437.25	9.22	17.298	0.023	AB
2MASS_J	393.5	185.93	16.518	0.513	Vega
2MASS_H	685.03	254.06	15.443	0.403	Vega
2MASS_K	-129.24	353.69			Vega
WISE_W1	178.67	2.41	15.571	0.015	Vega
WISE_W2	100.37	3.17	15.557	0.034	Vega
WISE_W3	211.91	11.61	12.911	0.059	Vega
WISE_W4	1387.66	57.06	9.424	0.045	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})\,	8.764	8.972	9.117
{\rm log}_{10}({\rm SFR})	-1.212	-0.678	-0.129
{\rm log}_{10}({\rm sSFR})	-10.238	-9.624	-8.993
{\rm stellar\ age}	3.065	6.145	7.911

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.579	-1.039	-0.445
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.546	-1.071	-0.489

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.214	0.546	0.959
\delta	-0.520	-0.146	0.268
\tau_1/\tau_2	0.676	1.014	1.375
Q_{PAH}	0.498	1.722	3.942
U_{min}	2.919	7.427	14.045
{\rm log}_{10}(\gamma_e)\,	-3.307	-2.323	-1.018

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.515	-1.156	-0.295
{\rm log}_{10}(\tau_{AGN})\,	1.035	1.375	1.795

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.160	-0.792	-0.486
0.03-0.10 Gyr	-1.366	-0.650	-0.018
0.10-0.33 Gyr	-1.683	-0.860	-0.289
0.33-1.08 Gyr	-1.792	-1.018	-0.574
1.08-3.56 Gyr	-1.767	-1.064	-0.744
3.56-11.72 Gyr	-1.849	-1.037	-0.751
11.72-13.02 Gyr	-2.013	-1.036	-0.437

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.489	9.570	9.668
{\rm log}_{10}({\rm SFR})	-0.460	-0.208	0.016
{\rm log}_{10}({\rm sSFR})	-10.043	-9.768	-9.529
{\rm stellar\ age}	6.709	7.625	9.778

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.134	-0.803	-0.593
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.141	0.064	0.350

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.031	0.080	0.176
\delta	-0.627	-0.168	0.216
\tau_1/\tau_2	0.683	1.066	1.475
Q_{PAH}	0.295	1.032	2.392
U_{min}	2.660	7.926	15.073
{\rm log}_{10}(\gamma_e)\,	-2.290	-1.463	-0.806

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.396	-3.510	-2.526
{\rm log}_{10}(\tau_{AGN})\,	1.057	1.598	1.970

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.451	-0.988	-0.702
0.03-0.10 Gyr	-0.362	-0.066	0.171
0.10-0.33 Gyr	-0.921	-0.358	-0.085
0.33-1.08 Gyr	-1.382	-0.747	-0.471
1.08-3.56 Gyr	-1.373	-0.742	-0.434
3.56-11.72 Gyr	-0.588	-0.330	-0.183
11.72-13.02 Gyr	-0.602	-0.107	0.540