2025sgv

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Information

Transient

Name: AT2025sgv
Right ascension: 13h46m45.57s
Declination: -22d50m48.38s
Discovery Date: July 25, 2025, 1:17 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.062

Host

Name: 808070
Right ascension: 13h46m46.08s
Declination: -22d50m50.26s
Redshift: 0.049784
Photometric Redshift:

Processing Status: blocked

Task Name	Status	Time taken (s)
Cutout download	processed	18.66
Transient MWEBV	processed	0.13
Host match	processed	5.09
Host information	processed	0.15
Host MWEBV	processed	0.13
Global aperture construction	processed	0.68
Global aperture photometry	processed	3.69
Validate global photometry	processed	10.87
Global host SED inference	processed	406.68
Local aperture photometry	processed	4.16
Validate local photometry	processed	0.02
Local host SED inference	processed	436.99

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) = 13h46m45.57s, -22d50m48.38s
semi major axis, semi minor axis (arcsec) = 2.06, 2.06
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
PanSTARRS_g	20.16	0.52	20.639	0.028	AB
PanSTARRS_r	37.61	0.74	19.962	0.021	AB
PanSTARRS_i	49.78	0.96	19.657	0.021	AB
PanSTARRS_z	58.42	1.46	19.484	0.027	AB
PanSTARRS_y	63.24	4.25	19.398	0.073	AB

Aperture details

RA, DEC (J2000) = 13h46m46.10s, -22d50m49.93s
semi major axis, semi minor axis (arcsec) = 26.2, 14.22
angle (degrees, anti-clockwise from east) = -3.72

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	112.29	10.39	18.774	0.100	AB
GALEX_NUV	144.91	8.12	18.497	0.061	AB
PanSTARRS_g	1781.5	4.84	15.773	0.003	AB
PanSTARRS_r	3068.42	6.91	15.183	0.002	AB
PanSTARRS_i	4361.18	8.96	14.801	0.002	AB
PanSTARRS_z	5264.78	13.7	14.597	0.003	AB
2MASS_J	7776.68	379.68	13.278	0.053	Vega
2MASS_H	9416.79	651.11	12.598	0.075	Vega
2MASS_K	7849.23	788.09	12.325	0.109	Vega
WISE_W2	2504.52	95.0	12.064	0.041	Vega
WISE_W3	6131.33	200.17	9.257	0.035	Vega
WISE_W4	4188.88	955.58	8.225	0.248	Vega

Imaging data

Click the image to load the interactive plot.

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.699	8.846	8.967
{\rm log}_{10}({\rm SFR})	-2.243	-1.483	-0.898
{\rm log}_{10}({\rm sSFR})	-11.136	-10.366	-9.695
{\rm stellar\ age}	5.278	7.217	8.839

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.634	-1.058	-0.530
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.786	-1.175	0.132

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.250	0.693	1.067
\delta	-0.453	-0.056	0.223
\tau_1/\tau_2	0.681	1.014	1.382
Q_{PAH}	0.965	2.723	5.316
U_{min}	3.038	8.098	15.229
{\rm log}_{10}(\gamma_e)\,	-2.981	-1.923	-0.661

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.173	-0.814	-0.027
{\rm log}_{10}(\tau_{AGN})\,	0.999	1.469	1.900

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.481	-1.646	-1.047
0.03-0.10 Gyr	-2.427	-1.535	-0.820
0.10-0.33 Gyr	-2.437	-1.517	-0.931
0.33-1.09 Gyr	-2.451	-1.508	-0.942
1.09-3.58 Gyr	-2.139	-1.250	-0.933
3.58-11.78 Gyr	-1.535	-1.071	-0.878
11.78-13.09 Gyr	-1.649	-0.988	-0.403

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.755	10.805	10.868
{\rm log}_{10}({\rm SFR})	0.261	0.509	0.754
{\rm log}_{10}({\rm sSFR})	-10.566	-10.298	-10.039
{\rm stellar\ age}	6.938	7.731	9.413

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.602	-0.386	-0.217
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.724	-0.398	0.255

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.215	0.354	0.549
\delta	-0.253	0.060	0.302
\tau_1/\tau_2	0.585	0.945	1.327
Q_{PAH}	0.774	1.547	2.730
U_{min}	2.609	7.374	14.318
{\rm log}_{10}(\gamma_e)\,	-3.093	-2.231	-1.588

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.628	-3.861	-2.370
{\rm log}_{10}(\tau_{AGN})\,	1.136	1.631	1.962

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.583	0.054	0.377
0.03-0.10 Gyr	0.264	0.614	0.899
0.10-0.33 Gyr	0.103	0.555	0.861
0.33-1.09 Gyr	-0.148	0.381	0.689
1.09-3.58 Gyr	-0.180	0.514	0.844
3.58-11.78 Gyr	0.740	0.941	1.053
11.78-13.09 Gyr	0.636	1.086	1.639