2025xar

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Information

Transient

Name: AT2025xar
Right ascension: 1h52m42.61s
Declination: 46d04m36.83s
Discovery Date: Sept. 1, 2025, 9:09 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.073

Host

Name:
Right ascension: 1h52m42.45s
Declination: 46d04m13.85s
Redshift: 0.151338
Photometric Redshift:

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	19.32
Transient MWEBV	processed	0.04
Host match	processed	5.2
Host information	processed	0.15
Host MWEBV	processed	0.04
Global aperture construction	processed	0.73
Global aperture photometry	processed	3.78
Validate global photometry	processed	11.64
Global host SED inference	processed	505.32
Local aperture photometry	processed	4.14
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) = 1h52m42.61s, 46d04m36.83s
semi major axis, semi minor axis (arcsec) = 0.76, 0.76
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) = 1h52m42.46s, 46d04m13.90s
semi major axis, semi minor axis (arcsec) = 7.88, 6.58
angle (degrees, anti-clockwise from east) = -159.51

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	10.71	3.27	21.326	0.331	AB
GALEX_NUV	5.77	3.15	21.997	0.592	AB
PanSTARRS_g	297.48	2.0	17.716	0.007	AB
PanSTARRS_r	754.37	2.88	16.706	0.004	AB
PanSTARRS_i	1225.14	2.69	16.180	0.002	AB
PanSTARRS_z	1652.45	5.68	15.855	0.004	AB
PanSTARRS_y	1978.59	11.88	15.659	0.007	AB
2MASS_J	2859.45	214.84	14.364	0.082	Vega
2MASS_H	3485.72	302.02	13.677	0.094	Vega
2MASS_K	4119.95	332.71	13.025	0.088	Vega
WISE_W1	1506.75	30.33	13.256	0.022	Vega
WISE_W2	1029.37	30.42	13.030	0.032	Vega
WISE_W3	845.59	94.52	11.408	0.121	Vega
WISE_W4	489.22	493.28	10.556	1.095	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})\,	11.388	11.481	11.520
{\rm log}_{10}({\rm SFR})	-0.802	-0.214	0.280
{\rm log}_{10}({\rm sSFR})	-12.285	-11.672	-11.186
{\rm stellar\ age}	7.700	10.839	11.239

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.473	-0.353	-0.258
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.349	0.011	0.377

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.103	0.169	0.256
\delta	-0.846	-0.631	-0.372
\tau_1/\tau_2	0.550	0.991	1.428
Q_{PAH}	0.517	2.084	4.330
U_{min}	2.414	8.046	15.933
{\rm log}_{10}(\gamma_e)\,	-2.987	-1.733	-0.658

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.418	-3.380	-2.323
{\rm log}_{10}(\tau_{AGN})\,	1.099	1.600	1.967

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.800	-0.157	0.283
0.03-0.10 Gyr	-1.858	-0.378	0.315
0.10-0.32 Gyr	-3.243	-0.862	-0.019
0.32-1.03 Gyr	-3.654	-1.059	-0.131
1.03-3.32 Gyr	-2.632	-0.731	0.274
3.32-10.66 Gyr	-1.017	0.780	1.663
10.66-11.85 Gyr	1.817	2.626	2.690