2025nnu

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Information

Transient

Name: AT2025nnu
Right ascension: 20h53m36.38s
Declination: 6d33m13.55s
Discovery Date: May 2, 2025, 2:10 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.078

Host

Name:
Right ascension: 20h53m36.37s
Declination: 6d33m11.82s
Redshift: None
Photometric Redshift: 0.142

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	20.32
Transient MWEBV	processed	0.16
Host match	processed	9.08
Host information	processed	0.15
Host MWEBV	processed	0.12
Global aperture construction	processed	2.81
Global aperture photometry	processed	6.16
Validate global photometry	processed	15.85
Global host SED inference	processed	578.81
Local aperture photometry	processed	6.78
Validate local photometry	no valid phot	0.03
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) = 20h53m36.38s, 6d33m13.55s
semi major axis, semi minor axis (arcsec) = 0.8, 0.8
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) = 20h53m36.35s, 6d33m11.91s
semi major axis, semi minor axis (arcsec) = 6.18, 5.42
angle (degrees, anti-clockwise from east) = -93.28

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	8.56	2.31	21.569	0.293	AB
GALEX_NUV	8.26	1.89	21.607	0.249	AB
DES_g	29.12	0.56	20.240	0.021	AB
PanSTARRS_g	26.25	1.16	20.352	0.048	AB
PanSTARRS_r	45.28	1.6	19.760	0.038	AB
DES_r	49.64	0.71	19.660	0.016	AB
PanSTARRS_i	53.07	1.53	19.588	0.031	AB
PanSTARRS_z	63.19	4.32	19.398	0.074	AB
DES_z	78.04	1.98	19.169	0.028	AB
PanSTARRS_y	80.31	11.47	19.138	0.155	AB
2MASS_J	3.71	159.2	21.582	46.587	Vega
2MASS_H	92.92	226.41	17.612	2.645	Vega
2MASS_K	279.28	304.42	15.947	1.183	Vega
WISE_W1	53.55	16.06	16.879	0.326	Vega
WISE_W2	46.15	18.12	16.401	0.426	Vega
WISE_W3	124.64	72.64	13.487	0.633	Vega
WISE_W4	630.47	444.83	10.281	0.766	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})\,	9.575	9.722	9.836
{\rm log}_{10}({\rm SFR})	0.310	0.583	0.909
{\rm log}_{10}({\rm sSFR})	-9.448	-9.132	-8.724
{\rm stellar\ age}	5.187	6.568	8.575

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.695	-0.167	0.053
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.221	-0.498	-0.045

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.065	0.338	0.750
\delta	-0.050	0.260	0.359
\tau_1/\tau_2	0.629	1.129	1.624
Q_{PAH}	1.192	3.165	5.166
U_{min}	3.301	8.947	16.640
{\rm log}_{10}(\gamma_e)\,	-2.419	-1.210	-0.343

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.193	-1.114	-0.354
{\rm log}_{10}(\tau_{AGN})\,	1.194	1.504	1.891

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.305	-0.559	-0.105
0.03-0.10 Gyr	0.458	0.730	1.063
0.10-0.32 Gyr	-1.902	-0.337	0.121
0.32-1.04 Gyr	-2.062	-0.649	-0.258
1.04-3.34 Gyr	-1.760	-0.496	-0.178
3.34-10.76 Gyr	-0.897	-0.217	-0.024
10.76-11.95 Gyr	-0.801	-0.002	0.674