2025sna results

Information

Transient
Name:AT2025sna
Right ascension: 17h32m44.52s
Declination:37d13m10.50s
Discovery Date:July 28, 2025, 7:42 p.m.
Classification:None
Redshift:None
MW E(B-V):0.029
Host
Name:J173244.58+371311.95
Right ascension: 17h32m44.58s
Declination:37d13m11.95s
Redshift:None
Photometric Redshift:0.134
 
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 14.38
Transient MWEBV processed 0.12
Host match processed 6.39
Host information processed 0.16
Host MWEBV processed 0.09
Host spectrum download not processed None
Global aperture construction processed 0.68
Global aperture photometry processed 5.66
Validate global photometry processed 13.87
Global host SED inference processed 561.19
Local aperture photometry processed 4.99
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Host Galaxy Spectrum

 

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})\, 8.884 9.232 9.428
{\rm log}_{10}({\rm SFR}) -0.257 0.322 0.859
{\rm log}_{10}({\rm sSFR}) -9.610 -8.890 -8.064
{\rm stellar\ age} 0.241 3.622 6.226

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.648 -1.038 -0.304
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.632 -0.940 0.036

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.106 0.552 1.182
\delta -0.051 0.235 0.351
\tau_1/\tau_2 0.496 1.004 1.535
Q_{PAH} 1.525 3.350 5.260
U_{min} 3.350 9.847 17.835
{\rm log}_{10}(\gamma_e)\, -3.080 -1.809 -0.573

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.447 -1.246 -0.270
{\rm log}_{10}(\tau_{AGN})\, 0.993 1.415 1.816

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.256 -0.952 -0.359
0.03-0.10 Gyr -0.144 0.471 1.020
0.10-0.32 Gyr -1.542 -0.036 0.534
0.32-1.04 Gyr -2.966 -0.805 -0.209
1.04-3.36 Gyr -4.110 -1.122 -0.502
3.36-10.85 Gyr -4.705 -1.225 -0.578
10.85-12.05 Gyr -4.506 -1.131 -0.265
 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):17h32m44.58s, 37d13m12.19s
semi major axis, semi minor axis (arcsec):3.93, 3.26
angle (degrees, anti-clockwise from east):-73.99
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.32 2.71 21.366 0.285 AB
GALEX_NUV 9.45 1.81 21.462 0.208 AB
DES_g 26.46 0.42 20.344 0.017 AB
PanSTARRS_g 27.47 0.66 20.303 0.026 AB
PanSTARRS_r 35.79 0.9 20.016 0.027 AB
PanSTARRS_i 40.72 0.64 19.876 0.017 AB
PanSTARRS_z 47.18 2.19 19.716 0.051 AB
DES_z 43.66 1.67 19.800 0.042 AB
PanSTARRS_y 47.85 4.88 19.700 0.111 AB
2MASS_J -2.85 90.06 Vega
2MASS_H 131.93 151.37 17.232 1.246 Vega
2MASS_K 154.01 157.34 16.593 1.109 Vega
WISE_W1 11.34 8.39 18.565 0.804 Vega
WISE_W2 11.47 11.04 17.912 1.045 Vega
WISE_W3 39.86 39.77 14.725 1.083 Vega
WISE_W4 -133.65 295.67 Vega