2026cup

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Information

Transient

Name: AT2026cup
Right ascension: 12h37m38.92s
Declination: 12d00m59.24s
Discovery Date: Feb. 11, 2026, 4:48 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.039

Host

Name:
Right ascension: 12h37m38.68s
Declination: 12d00m53.06s
Redshift: None
Photometric Redshift: 0.098

Processing Status: completed

Task Name	Status	Time taken (s)
Cutout download	processed	19.64
Transient MWEBV	processed	0.12
Host match	processed	5.79
Host information	processed	0.11
Host MWEBV	processed	0.04
Global aperture construction	processed	0.59
Global aperture photometry	processed	6.52
Validate global photometry	processed	17.92
Global host SED inference	processed	576.28
Local aperture photometry	processed	6.59
Validate local photometry	processed	0.03
Local host SED inference	processed	843.55

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) = 12h37m38.92s, 12d00m59.24s
semi major axis, semi minor axis (arcsec) = 1.11, 1.11
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
DES_r	0.81	0.18	24.134	0.247	AB
PanSTARRS_z	0.72	0.61	24.255	0.913	AB
DES_z	-0.15	0.46			AB
PanSTARRS_y	-0.56	1.22			AB

Aperture details

RA, DEC (J2000) = 12h37m38.67s, 12d00m53.41s
semi major axis, semi minor axis (arcsec) = 7.13, 5.86
angle (degrees, anti-clockwise from east) = -66.61

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	13.08	0.98	21.108	0.082	AB
GALEX_NUV	19.35	0.26	20.683	0.014	AB
SDSS_u	67.33	5.47	19.329	0.088	AB
SDSS_g	105.46	3.41	18.842	0.035	AB
DES_g	109.73	0.77	18.799	0.008	AB
PanSTARRS_g	98.98	1.16	18.911	0.013	AB
SDSS_r	155.77	4.45	18.419	0.031	AB
PanSTARRS_r	136.34	1.48	18.563	0.012	AB
DES_r	167.52	1.54	18.340	0.010	AB
SDSS_i	199.05	5.46	18.153	0.030	AB
PanSTARRS_i	176.72	1.88	18.282	0.012	AB
PanSTARRS_z	206.58	3.55	18.112	0.019	AB
SDSS_z	266.43	14.86	17.836	0.061	AB
DES_z	221.16	3.87	18.038	0.019	AB
PanSTARRS_y	201.16	7.13	18.141	0.038	AB
2MASS_J	36.11	216.86	19.111	6.520	Vega
2MASS_H	-104.73	304.04			Vega
2MASS_K	301.45	363.53	15.864	1.309	Vega
WISE_W1	118.35	12.03	16.018	0.110	Vega
WISE_W2	61.8	19.75	16.084	0.347	Vega
WISE_W3	25.43	92.86	15.213	3.964	Vega
WISE_W4	407.12	646.6	10.756	1.724	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})\,	7.170	7.478	8.074
{\rm log}_{10}({\rm SFR})	-0.902	-0.646	-0.301
{\rm log}_{10}({\rm sSFR})	-8.595	-7.966	-7.960
{\rm stellar\ age}	0.015	0.090	5.845

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.701	-0.112	0.114
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.183	-0.722	-0.266

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	1.693	2.238	2.979
\delta	0.170	0.300	0.372
\tau_1/\tau_2	0.454	0.857	1.308
Q_{PAH}	0.514	2.174	5.449
U_{min}	3.457	10.116	18.084
{\rm log}_{10}(\gamma_e)\,	-3.223	-1.675	-0.550

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-1.657	-0.140	0.308
{\rm log}_{10}(\tau_{AGN})\,	1.131	1.517	2.001

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.442	-0.174	0.188
0.03-0.10 Gyr	-4.223	-2.855	-1.252
0.10-0.33 Gyr	-7.278	-4.889	-2.410
0.33-1.06 Gyr	-9.108	-6.057	-2.886
1.06-3.45 Gyr	-10.011	-6.128	-2.778
3.45-11.23 Gyr	-10.308	-5.574	-2.304
11.23-12.48 Gyr	-10.645	-5.280	-1.956

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	9.145	9.717	9.958
{\rm log}_{10}({\rm SFR})	0.579	0.917	1.196
{\rm log}_{10}({\rm sSFR})	-9.237	-8.738	-8.067
{\rm stellar\ age}	1.251	6.631	10.641

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.534	-0.983	-0.502
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.681	-0.683	0.281

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.246	0.373	0.597
\delta	-0.747	-0.508	-0.278
\tau_1/\tau_2	0.426	0.907	1.425
Q_{PAH}	0.461	1.579	3.054
U_{min}	3.640	10.482	18.444
{\rm log}_{10}(\gamma_e)\,	-3.044	-1.970	-1.096

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.326	-3.319	-2.192
{\rm log}_{10}(\tau_{AGN})\,	1.065	1.566	1.935

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.302	-2.150	-1.116
0.03-0.10 Gyr	0.742	1.080	1.358
0.10-0.33 Gyr	-3.322	-2.157	-0.506
0.33-1.06 Gyr	-5.862	-3.281	-0.923
1.06-3.45 Gyr	-4.854	-1.991	-0.329
3.45-11.23 Gyr	-3.240	-0.800	-0.013
11.23-12.48 Gyr	-3.298	-0.234	1.004