2025un

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Information

Transient

Name: AT2025un
Right ascension: 15h29m55.76s
Declination: 65d56m51.82s
Discovery Date: Jan. 17, 2025, 10:15 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.023

Host

Name: 2025un
Right ascension: 15h29m55.74s
Declination: 65d56m51.84s
Redshift: None
Photometric Redshift: 0.128

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	1.92
Cutout download	processed	13.19
Global aperture construction	processed	0.59
Local aperture photometry	processed	4.57
Global aperture photometry	processed	4.64
Validate local photometry	no valid phot	0.02
Validate global photometry	processed	14.21
Host information	processed	0.08
Global host SED inference	processed	402.66
Local host SED inference	not processed	None
Transient information	processed	0.0
Transient MWEBV	processed	0.11
Host MWEBV	processed	0.04
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) = 15h29m55.76s, 65d56m51.82s
semi major axis, semi minor axis (arcsec) = 0.88, 0.88
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) = 15h29m55.73s, 65d56m52.03s
semi major axis, semi minor axis (arcsec) = 5.79, 4.56
angle (degrees, anti-clockwise from east) = -157.86

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	3.97	2.17	22.403	0.593	AB
GALEX_NUV	5.86	2.84	21.981	0.527	AB
SDSS_u	14.5	4.37	20.997	0.327	AB
SDSS_g	89.59	2.86	19.019	0.035	AB
PanSTARRS_g	96.89	1.42	18.934	0.016	AB
SDSS_r	208.54	4.32	18.102	0.023	AB
PanSTARRS_r	202.92	2.56	18.132	0.014	AB
SDSS_i	301.25	6.01	17.703	0.022	AB
PanSTARRS_i	295.95	2.22	17.722	0.008	AB
PanSTARRS_z	361.87	3.14	17.504	0.009	AB
SDSS_z	395.67	15.26	17.407	0.042	AB
PanSTARRS_y	408.97	6.99	17.371	0.019	AB
2MASS_J	810.11	139.83	15.734	0.187	Vega
2MASS_H	516.9	240.92	15.749	0.506	Vega
2MASS_K	512.46	225.23	15.288	0.477	Vega
WISE_W1	335.81	10.7	14.886	0.035	Vega
WISE_W2	210.66	12.73	14.752	0.066	Vega
WISE_W3	272.24	47.79	12.639	0.191	Vega
WISE_W4	172.74	253.65	11.686	1.594	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})\,	10.297	10.417	10.525
{\rm log}_{10}({\rm SFR})	-0.801	-0.132	0.231
{\rm log}_{10}({\rm sSFR})	-11.213	-10.557	-10.167
{\rm stellar\ age}	4.858	6.582	7.918

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.726	-0.497	-0.293
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.475	-0.700	0.016

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.279	0.423	0.573
\delta	-0.873	-0.630	-0.207
\tau_1/\tau_2	0.574	0.889	1.209
Q_{PAH}	0.543	1.475	3.135
U_{min}	2.603	7.406	14.388
{\rm log}_{10}(\gamma_e)\,	-3.156	-2.440	-1.444

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.171	-2.920	-1.875
{\rm log}_{10}(\tau_{AGN})\,	0.935	1.357	1.853

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.530	-0.013	0.237
0.03-0.10 Gyr	-1.396	-0.234	0.262
0.10-0.32 Gyr	-1.218	-0.089	0.424
0.32-1.04 Gyr	-0.806	0.151	0.629
1.04-3.37 Gyr	-0.145	0.458	0.748
3.37-10.90 Gyr	0.085	0.534	0.739
10.90-12.12 Gyr	-0.218	0.548	1.133