2025vch

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Information

Transient

Name: AT2025vch
Right ascension: 22h01m02.72s
Declination: 20d20m31.55s
Discovery Date: May 26, 2025, 1:10 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.080

Host

Name:
Right ascension: 22h01m02.88s
Declination: 20d20m30.77s
Redshift: None
Photometric Redshift: 0.169

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	24.86
Transient MWEBV	processed	0.04
Host match	processed	6.24
Host information	processed	0.15
Host MWEBV	processed	0.1
Global aperture construction	processed	8.06
Global aperture photometry	processed	6.07
Validate global photometry	processed	19.13
Global host SED inference	processed	473.7
Local aperture photometry	processed	6.59
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) = 22h01m02.72s, 20d20m31.55s
semi major axis, semi minor axis (arcsec) = 0.69, 0.69
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) = 22h01m02.91s, 20d20m31.16s
semi major axis, semi minor axis (arcsec) = 2.54, 2.29
angle (degrees, anti-clockwise from east) = -158.72

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	4.79	1.68	22.200	0.382	AB
GALEX_NUV	1.91	1.16	23.197	0.659	AB
SDSS_u	1.07	2.34	23.829	2.378	AB
SDSS_g	4.28	0.87	22.322	0.221	AB
DES_g	4.33	0.14	22.310	0.034	AB
PanSTARRS_g	3.24	0.46	22.622	0.154	AB
SDSS_r	6.43	1.37	21.879	0.231	AB
PanSTARRS_r	6.83	0.62	21.814	0.098	AB
DES_r	6.71	0.25	21.833	0.040	AB
SDSS_i	8.16	2.32	21.621	0.309	AB
PanSTARRS_i	6.0	0.64	21.954	0.116	AB
PanSTARRS_z	7.74	1.49	21.678	0.210	AB
SDSS_z	11.45	8.44	21.253	0.800	AB
DES_z	7.86	0.74	21.661	0.102	AB
PanSTARRS_y	-8.48	3.69			AB
2MASS_J	19.63	94.11	19.773	5.204	Vega
2MASS_H	315.71	138.46	16.284	0.476	Vega
2MASS_K	0.24	164.47	23.604	738.977	Vega
WISE_W1	79.5	10.66	16.450	0.146	Vega
WISE_W2	82.56	15.48	15.769	0.204	Vega
WISE_W3	55.43	53.91	14.367	1.056	Vega
WISE_W4	-341.56	363.1			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})\,	8.367	8.622	8.881
{\rm log}_{10}({\rm SFR})	-0.965	-0.202	0.405
{\rm log}_{10}({\rm sSFR})	-9.693	-8.782	-7.967
{\rm stellar\ age}	0.162	0.683	3.558

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.619	-0.907	-0.116
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.297	-0.805	-0.321

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.454	0.827	1.384
\delta	-0.231	0.096	0.292
\tau_1/\tau_2	0.607	1.049	1.504
Q_{PAH}	2.551	4.406	5.946
U_{min}	3.955	10.321	18.011
{\rm log}_{10}(\gamma_e)\,	-2.822	-1.685	-0.667

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-0.724	-0.188	0.181
{\rm log}_{10}(\tau_{AGN})\,	0.812	1.001	1.382

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.971	-0.718	-0.189
0.03-0.10 Gyr	-1.258	-0.145	0.544
0.10-0.32 Gyr	-1.578	-0.214	0.300
0.32-1.02 Gyr	-3.877	-1.495	-0.431
1.02-3.28 Gyr	-6.105	-2.691	-1.196
3.28-10.48 Gyr	-7.032	-3.143	-1.482
10.48-11.64 Gyr	-7.306	-2.972	-1.381