2025sva results

Information

Transient
Name:AT2025sva
Right ascension: 15h00m16.06s
Declination:56d02m10.99s
Discovery Date:July 25, 2025, 9:28 p.m.
Classification:None
Redshift:None
MW E(B-V):0.011
Host
Name:
Right ascension: 15h00m16.13s
Declination:56d02m09.10s
Redshift:None
Photometric Redshift:0.161
 

Cutout Download Report

Downloaded Unavailable
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_u
SDSS_z
SDSS_g
 SDSS_r
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 20.58
Transient MWEBV processed 0.07
Host match processed 8.81
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 4.47
Validate global photometry processed 14.29
Global host SED inference processed 394.79
Local aperture photometry processed 5.22
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):15h00m16.13s, 56d02m09.28s
semi major axis, semi minor axis (arcsec):5.06, 3.59
angle (degrees, anti-clockwise from east):-33.83
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.63 2.36 22.024 0.455 AB
GALEX_NUV 11.43 2.35 21.254 0.223 AB
SDSS_u 26.1 3.73 20.359 0.155 AB
SDSS_g 105.84 2.89 18.838 0.030 AB
PanSTARRS_g 114.47 0.85 18.753 0.008 AB
PanSTARRS_r 200.22 1.3 18.146 0.007 AB
SDSS_i 274.35 5.07 17.804 0.020 AB
PanSTARRS_i 283.77 1.63 17.768 0.006 AB
PanSTARRS_z 315.27 2.39 17.653 0.008 AB
SDSS_z 320.43 16.08 17.636 0.054 AB
PanSTARRS_y 374.36 6.52 17.467 0.019 AB
2MASS_J 464.12 110.51 16.339 0.259 Vega
2MASS_H 536.32 150.8 15.709 0.305 Vega
2MASS_K 672.78 180.68 14.993 0.292 Vega
WISE_W1 232.61 8.43 15.284 0.039 Vega
WISE_W2 190.46 10.18 14.862 0.058 Vega
WISE_W3 888.77 40.09 11.354 0.049 Vega
WISE_W4 1082.23 294.6 9.694 0.296 Vega
 

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})\, 10.342 10.415 10.486
{\rm log}_{10}({\rm SFR}) 0.071 0.428 0.761
{\rm log}_{10}({\rm sSFR}) -10.367 -9.972 -9.620
{\rm stellar\ age} 4.473 5.591 6.521

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.978 -0.625 -0.389
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.649 0.202 0.387

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.240 0.348 0.520
\delta -0.840 -0.594 -0.297
\tau_1/\tau_2 0.677 0.989 1.309
Q_{PAH} 0.804 1.941 3.625
U_{min} 2.400 7.125 14.272
{\rm log}_{10}(\gamma_e)\, -3.190 -2.376 -1.428

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.011 -2.529 -1.597
{\rm log}_{10}(\tau_{AGN})\, 0.995 1.391 1.821

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.085 0.343 0.556
0.03-0.10 Gyr -0.022 0.453 0.862
0.10-0.32 Gyr 0.255 0.655 0.952
0.32-1.03 Gyr 0.371 0.661 0.917
1.03-3.29 Gyr 0.331 0.572 0.784
3.29-10.56 Gyr 0.265 0.510 0.655
10.56-11.73 Gyr -0.014 0.504 0.900