2025V

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Information

Transient

Name: AT2025V
Right ascension: 3h14m33.54s
Declination: -21d00m27.39s
Discovery Date: Jan. 3, 2025, 2:58 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.017

Host

Name: 2025V
Right ascension: 3h14m33.63s
Declination: -21d00m29.15s
Redshift: None
Photometric Redshift: 0.094

Processing Status

Task Name	Status	Time taken (s)
Host match	processed	2.84
Cutout download	processed	10.16
Global aperture construction	processed	0.84
Local aperture photometry	processed	6.94
Global aperture photometry	processed	6.87
Validate local photometry	processed	0.02
Validate global photometry	processed	17.62
Host information	processed	0.11
Global host SED inference	processed	619.14
Local host SED inference	processed	665.63
Transient information	processed	0.0
Transient MWEBV	processed	0.07
Host MWEBV	processed	0.08
Log transient processing status	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) = 3h14m33.54s, -21d00m27.39s
semi major axis, semi minor axis (arcsec) = 1.15, 1.15
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
DES_r	73.36	0.3	19.236	0.004	AB
PanSTARRS_i	107.38	0.35	18.823	0.003	AB
PanSTARRS_z	120.7	0.94	18.696	0.008	AB
DES_z	114.64	1.31	18.752	0.012	AB
PanSTARRS_y	138.75	1.93	18.544	0.015	AB

Aperture details

RA, DEC (J2000) = 3h14m33.62s, -21d00m29.07s
semi major axis, semi minor axis (arcsec) = 7.33, 5.57
angle (degrees, anti-clockwise from east) = -42.66

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
DES_g	428.72	0.69	17.320	0.002	AB
PanSTARRS_g	439.35	2.08	17.293	0.005	AB
PanSTARRS_r	660.89	1.87	16.850	0.003	AB
DES_r	757.84	1.01	16.701	0.001	AB
PanSTARRS_i	980.76	1.73	16.421	0.002	AB
PanSTARRS_z	1129.79	4.88	16.268	0.005	AB
DES_z	1205.85	4.35	16.197	0.004	AB
PanSTARRS_y	1298.56	10.16	16.116	0.008	AB
2MASS_J	1793.54	177.16	14.871	0.107	Vega
2MASS_H	2316.9	294.23	14.120	0.138	Vega
2MASS_K	2144.57	292.7	13.734	0.148	Vega
WISE_W1	1018.49	17.84	13.681	0.019	Vega
WISE_W2	706.75	24.7	13.438	0.038	Vega
WISE_W3	3231.27	79.37	9.953	0.027	Vega
WISE_W4	5046.0	537.17	8.023	0.116	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.563	9.725	9.876
${\rm log}_{10}({\rm SFR})$	-0.669	-0.231	0.245
${\rm log}_{10}({\rm sSFR})$	-10.427	-9.965	-9.398
${\rm stellar\ age}$	5.609	7.286	10.050

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-1.566	-0.922	-0.436
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.523	-0.550	0.168

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.432	0.820	1.144
$\delta$	-0.493	-0.142	0.172
$\tau_1/\tau_2$	0.667	1.011	1.377
$Q_{PAH}$	0.537	1.933	3.982
$U_{min}$	2.880	7.903	14.503
${\rm log}_{10}(\gamma_e)\,$	-3.358	-2.333	-0.790

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-3.404	-1.420	-0.214
${\rm log}_{10}(\tau_{AGN})\,$	0.996	1.419	1.882

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.462	-0.138	0.157
0.03-0.10 Gyr	-1.077	-0.305	0.287
0.10-0.33 Gyr	-1.681	-0.640	-0.051
0.33-1.06 Gyr	-1.940	-0.732	-0.181
1.06-3.46 Gyr	-1.695	-0.534	-0.146
3.46-11.28 Gyr	-0.759	-0.230	-0.003
11.28-12.53 Gyr	-0.669	-0.006	0.816

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	10.419	10.512	10.594
${\rm log}_{10}({\rm SFR})$	0.209	0.572	0.942
${\rm log}_{10}({\rm sSFR})$	-10.342	-9.950	-9.509
${\rm stellar\ age}$	4.121	5.822	7.084

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-0.641	-0.325	-0.128
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.712	-0.590	0.243

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.295	0.457	0.690
$\delta$	-0.715	-0.353	-0.054
$\tau_1/\tau_2$	0.644	1.025	1.370
$Q_{PAH}$	0.588	1.609	3.268
$U_{min}$	2.418	6.923	14.008
${\rm log}_{10}(\gamma_e)\,$	-2.712	-1.867	-1.151

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-3.628	-2.281	-1.527
${\rm log}_{10}(\tau_{AGN})\,$	1.087	1.548	1.917

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.311	0.519	0.689
0.03-0.10 Gyr	0.066	0.587	1.040
0.10-0.33 Gyr	0.057	0.663	1.037
0.33-1.06 Gyr	0.285	0.703	0.974
1.06-3.46 Gyr	0.375	0.686	0.933
3.46-11.28 Gyr	0.177	0.551	0.733
11.28-12.53 Gyr	-0.185	0.508	0.995