2025nxg

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Information

Transient

Name: AT2025nxg
Right ascension: 1h40m08.48s
Declination: 13d57m22.18s
Discovery Date: June 17, 2025, 11:18 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.048

Host

Name: SDSSJ014008.42+13572
Right ascension: 1h40m08.45s
Declination: 13d57m23.18s
Redshift: 0.122217
Photometric Redshift: 0.120

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	3.88
Cutout download	processed	17.03
Global aperture construction	processed	0.59
Local aperture photometry	processed	5.84
Global aperture photometry	processed	5.36
Validate local photometry	no valid phot	0.02
Validate global photometry	processed	11.59
Host information	processed	0.15
Global host SED inference	processed	417.97
Local host SED inference	not processed	None
Transient information	processed	0.0
Transient MWEBV	processed	0.04
Host MWEBV	processed	0.05
Processing status	blocked	N/A	N/A

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) = 1h40m08.48s, 13d57m22.18s
semi major axis, semi minor axis (arcsec) = 0.91, 0.91
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) = 1h40m08.41s, 13d57m23.43s
semi major axis, semi minor axis (arcsec) = 6.44, 5.41
angle (degrees, anti-clockwise from east) = -142.45

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	12.56	0.98	21.152	0.084	AB
GALEX_NUV	19.49	0.8	20.676	0.044	AB
DES_g	215.2	0.79	18.068	0.004	AB
PanSTARRS_g	208.23	1.38	18.104	0.007	AB
PanSTARRS_r	416.81	2.32	17.350	0.006	AB
DES_r	443.17	1.59	17.284	0.004	AB
PanSTARRS_i	604.43	1.75	16.947	0.003	AB
PanSTARRS_z	714.04	4.32	16.766	0.007	AB
DES_z	756.39	4.59	16.703	0.007	AB
PanSTARRS_y	835.36	8.8	16.595	0.011	AB
2MASS_J	1092.93	174.76	15.409	0.174	Vega
2MASS_H	1456.87	270.5	14.624	0.202	Vega
2MASS_K	1144.78	328.61	14.415	0.312	Vega

Imaging data

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})\,	10.644	10.710	10.778
{\rm log}_{10}({\rm SFR})	0.443	0.697	1.028
{\rm log}_{10}({\rm sSFR})	-10.282	-10.017	-9.693
{\rm stellar\ age}	4.888	6.242	7.408

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.954	-0.490	-0.161
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.215	-0.547	-0.118

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.381	0.707	0.981
\delta	-0.347	0.007	0.194
\tau_1/\tau_2	0.600	0.957	1.390
Q_{PAH}	0.520	1.875	4.301
U_{min}	2.545	7.168	14.408
{\rm log}_{10}(\gamma_e)\,	-2.792	-1.696	-0.977

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.093	-2.126	-0.859
{\rm log}_{10}(\tau_{AGN})\,	0.916	1.310	1.902

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.530	0.770	0.952
0.03-0.10 Gyr	0.275	0.659	1.093
0.10-0.32 Gyr	0.184	0.575	0.914
0.32-1.05 Gyr	0.256	0.700	0.999
1.05-3.39 Gyr	0.429	0.839	1.098
3.39-10.97 Gyr	0.541	0.821	0.960
10.97-12.19 Gyr	0.176	0.812	1.268