2026atf

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Information

Transient

Name: AT2026atf
Right ascension: 12h09m20.12s
Declination: 30d36m49.56s
Discovery Date: Jan. 20, 2026, 2:30 a.m.
Classification: None
Redshift: None
MW E(B-V):

Host

Name: 1910736
Right ascension: 12h09m20.11s
Declination: 30d36m50.33s
Redshift: 0.073587
Photometric Redshift:

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	17.27
Transient MWEBV	processed	0.04
Host match	processed	4.66
Host information	processed	0.06
Host MWEBV	processed	0.06
Global aperture construction	processed	0.63
Global aperture photometry	processed	4.71
Validate global photometry	processed	15.77
Global host SED inference	processed	443.62
Local aperture photometry	processed	4.52
Validate local photometry	processed	0.02
Local host SED inference	processed	609.56

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) = 12h09m20.12s, 30d36m49.56s
semi major axis, semi minor axis (arcsec) = 1.43, 1.43
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
PanSTARRS_g	218.52	0.41	18.051	0.002	AB
SDSS_r	472.07	5.67	17.215	0.013	AB
PanSTARRS_r	503.54	0.57	17.145	0.001	AB
SDSS_i	749.4	7.18	16.713	0.010	AB
PanSTARRS_i	657.85	0.73	16.855	0.001	AB
PanSTARRS_z	950.95	1.11	16.455	0.001	AB
SDSS_z	1009.34	8.87	16.390	0.010	AB
PanSTARRS_y	996.6	2.1	16.404	0.002	AB

Aperture details

RA, DEC (J2000) = 12h09m20.13s, 30d36m50.00s
semi major axis, semi minor axis (arcsec) = 9.28, 6.31
angle (degrees, anti-clockwise from east) = -101.67

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_NUV	9.14	0.54	21.498	0.065	AB
SDSS_u	131.36	5.37	18.604	0.044	AB
SDSS_g	638.77	6.82	16.887	0.012	AB
SDSS_r	1396.9	10.18	16.037	0.008	AB
PanSTARRS_r	1467.78	2.02	15.983	0.001	AB
SDSS_i	2007.7	12.82	15.643	0.007	AB
PanSTARRS_i	1985.87	2.82	15.655	0.002	AB
PanSTARRS_z	2613.37	4.82	15.357	0.002	AB
SDSS_z	2635.26	22.04	15.348	0.009	AB
PanSTARRS_y	3030.93	10.7	15.196	0.004	AB
2MASS_K	4143.85	276.95	13.019	0.073	Vega
WISE_W2	1004.24	26.59	13.056	0.029	Vega
WISE_W4	800.15	558.22	10.022	0.757	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})\,	10.388	10.517	10.602
{\rm log}_{10}({\rm SFR})	-4.965	-1.943	-0.774
{\rm log}_{10}({\rm sSFR})	-15.512	-12.463	-11.253
{\rm stellar\ age}	7.287	9.264	12.117

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.084	-0.752	-0.525
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.774	-1.202	-0.254

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.290	0.503	0.795
\delta	-0.822	-0.539	-0.053
\tau_1/\tau_2	0.517	0.982	1.447
Q_{PAH}	0.767	3.440	5.762
U_{min}	2.981	9.385	17.428
{\rm log}_{10}(\gamma_e)\,	-3.267	-1.709	-0.397

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.846	-1.244	-0.567
{\rm log}_{10}(\tau_{AGN})\,	0.976	1.455	1.842

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-5.821	-2.257	-0.923
0.03-0.10 Gyr	-5.675	-2.137	-0.775
0.10-0.33 Gyr	-5.639	-2.207	-0.599
0.33-1.07 Gyr	-5.528	-2.131	-0.401
1.07-3.51 Gyr	-3.965	-1.596	0.330
3.51-11.50 Gyr	-1.600	0.368	0.738
11.50-12.78 Gyr	0.072	1.248	1.733

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.750	10.854	10.947
{\rm log}_{10}({\rm SFR})	-4.070	-1.651	-0.849
{\rm log}_{10}({\rm sSFR})	-14.853	-12.502	-11.597
{\rm stellar\ age}	6.612	7.630	10.341

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.759	-0.563	-0.426
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.485	-0.688	0.124

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.184	0.289	0.463
\delta	-0.862	-0.500	-0.060
\tau_1/\tau_2	0.607	0.958	1.346
Q_{PAH}	0.946	3.141	5.378
U_{min}	3.151	9.235	17.702
{\rm log}_{10}(\gamma_e)\,	-2.362	-0.834	-0.233

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.516	-3.626	-2.580
{\rm log}_{10}(\tau_{AGN})\,	1.082	1.642	1.985

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-5.455	-2.027	-1.058
0.03-0.10 Gyr	-4.582	-1.742	-0.804
0.10-0.33 Gyr	-3.798	-1.489	-0.386
0.33-1.07 Gyr	-2.851	-1.080	0.068
1.07-3.51 Gyr	-1.463	0.333	0.977
3.51-11.50 Gyr	0.276	0.996	1.172
11.50-12.78 Gyr	-0.490	1.009	1.895