2025osi

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Information

Transient

Name: AT2025osi
Right ascension: 13h31m40.67s
Declination: 14d52m51.79s
Discovery Date: June 21, 2025, 5:18 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.018

Host

Name:
Right ascension: 13h31m40.63s
Declination: 14d52m52.58s
Redshift: None
Photometric Redshift: 0.186

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	30.4
Transient MWEBV	processed	0.08
Host match	processed	6.28
Host information	processed	0.15
Host MWEBV	processed	0.06
Global aperture construction	processed	2.49
Global aperture photometry	processed	5.9
Validate global photometry	processed	17.01
Global host SED inference	processed	466.17
Local aperture photometry	processed	6.63
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) = 13h31m40.67s, 14d52m51.79s
semi major axis, semi minor axis (arcsec) = 0.64, 0.64
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) = 13h31m40.63s, 14d52m52.83s
semi major axis, semi minor axis (arcsec) = 5.64, 4.63
angle (degrees, anti-clockwise from east) = -90.52

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	6.05	2.47	21.946	0.443	AB
GALEX_NUV	3.55	2.06	22.525	0.631	AB
SDSS_u	1.58	3.52	23.402	2.417	AB
SDSS_g	27.18	2.04	20.315	0.082	AB
DES_g	26.87	0.4	20.327	0.016	AB
PanSTARRS_g	27.24	1.14	20.312	0.045	AB
SDSS_r	37.8	2.73	19.956	0.078	AB
PanSTARRS_r	36.26	1.27	20.001	0.038	AB
DES_r	41.18	0.81	19.863	0.021	AB
SDSS_i	49.66	4.62	19.660	0.101	AB
PanSTARRS_i	45.66	1.39	19.751	0.033	AB
PanSTARRS_z	47.85	2.4	19.700	0.054	AB
SDSS_z	64.27	14.78	19.380	0.250	AB
DES_z	53.78	1.97	19.573	0.040	AB
PanSTARRS_y	50.09	8.1	19.651	0.176	AB
2MASS_J	57.2	120.47	18.612	2.287	Vega
2MASS_H	297.86	202.53	16.347	0.738	Vega
2MASS_K	150.12	210.73	16.621	1.524	Vega
WISE_W1	32.87	8.06	17.409	0.266	Vega
WISE_W2	19.52	14.57	17.335	0.810	Vega
WISE_W3	-39.06	61.3			Vega
WISE_W4	113.88	375.42	12.139	3.579	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})\,	9.205	9.429	9.613
{\rm log}_{10}({\rm SFR})	-1.772	-0.296	0.682
{\rm log}_{10}({\rm sSFR})	-11.287	-9.757	-8.657
{\rm stellar\ age}	0.214	0.737	3.358

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.591	-1.008	-0.318
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.553	-0.266	0.310

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.275	0.477	0.807
\delta	-0.602	-0.187	0.173
\tau_1/\tau_2	0.522	0.993	1.483
Q_{PAH}	1.136	2.913	4.997
U_{min}	3.493	9.784	17.964
{\rm log}_{10}(\gamma_e)\,	-2.894	-1.704	-0.645

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.339	-1.306	-0.589
{\rm log}_{10}(\tau_{AGN})\,	1.030	1.443	1.868

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.637	-0.772	-0.167
0.03-0.10 Gyr	-2.510	-0.286	0.838
0.10-0.32 Gyr	-0.310	0.681	1.057
0.32-1.02 Gyr	-2.395	-0.042	0.663
1.02-3.24 Gyr	-4.626	-2.041	-0.399
3.24-10.32 Gyr	-6.009	-2.351	-0.722
10.32-11.46 Gyr	-6.245	-2.282	-0.580