2025ykg

Download data

Information

Transient

Name: AT2025ykg
Right ascension: 1h44m24.88s
Declination: -14d48m28.10s
Discovery Date: Aug. 29, 2025, 9:54 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.014

Host

Name:
Right ascension: 1h44m24.92s
Declination: -14d48m28.18s
Redshift: None
Photometric Redshift: 0.131

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	6.24
Transient MWEBV	processed	0.09
Host match	processed	6.33
Host information	processed	0.11
Host MWEBV	processed	0.04
Global aperture construction	processed	0.61
Global aperture photometry	processed	4.83
Validate global photometry	processed	13.46
Global host SED inference	processed	398.16
Local aperture photometry	processed	5.17
Validate local photometry	no valid phot	0.02
Local host SED inference	not processed	None

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) = 1h44m24.88s, -14d48m28.10s
semi major axis, semi minor axis (arcsec) = 0.86, 0.86
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys

Data not available

Aperture details

RA, DEC (J2000) = 1h44m24.91s, -14d48m28.02s
semi major axis, semi minor axis (arcsec) = 5.62, 4.47
angle (degrees, anti-clockwise from east) = -159.46

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	22.09	3.42	20.540	0.168	AB
GALEX_NUV	34.21	2.52	20.065	0.080	AB
DES_g	269.44	0.68	17.824	0.003	AB
PanSTARRS_g	252.23	1.17	17.896	0.005	AB
PanSTARRS_r	491.38	1.45	17.171	0.003	AB
DES_r	547.04	0.94	17.055	0.002	AB
PanSTARRS_i	706.41	1.47	16.777	0.002	AB
PanSTARRS_z	820.71	2.86	16.615	0.004	AB
DES_z	953.19	3.55	16.452	0.004	AB
PanSTARRS_y	996.7	7.95	16.404	0.009	AB
2MASS_J	1333.15	129.85	15.193	0.106	Vega
2MASS_H	1737.3	196.77	14.433	0.123	Vega
2MASS_K	1793.54	226.51	13.928	0.137	Vega
WISE_W1	775.23	15.56	13.977	0.022	Vega
WISE_W2	629.47	19.84	13.564	0.034	Vega
WISE_W3	1342.53	70.81	10.906	0.057	Vega
WISE_W4	1360.57	428.64	9.446	0.342	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Data not available

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.847	10.876	10.923
{\rm log}_{10}({\rm SFR})	0.378	0.580	0.783
{\rm log}_{10}({\rm sSFR})	-10.520	-10.299	-10.091
{\rm stellar\ age}	6.886	7.467	9.040

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.253	-0.082	0.027
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.388	-0.145	0.232

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.107	0.153	0.228
\delta	-0.861	-0.599	-0.258
\tau_1/\tau_2	0.854	1.227	1.566
Q_{PAH}	0.513	1.857	3.810
U_{min}	2.440	7.149	14.094
{\rm log}_{10}(\gamma_e)\,	-3.004	-1.622	-0.769

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.708	-1.694	-1.306
{\rm log}_{10}(\tau_{AGN})\,	1.052	1.400	1.772

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.253	0.436	0.570
0.03-0.10 Gyr	0.354	0.636	0.888
0.10-0.32 Gyr	0.187	0.477	0.700
0.32-1.04 Gyr	-0.046	0.296	0.524
1.04-3.37 Gyr	0.063	0.472	0.775
3.37-10.87 Gyr	0.864	1.076	1.151
10.87-12.08 Gyr	0.849	1.277	1.788