2025sni

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Information

Transient

Name: AT2025sni
Right ascension: 17h28m33.47s
Declination: 41d33m33.35s
Discovery Date: July 28, 2025, 6:40 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.025

Host

Name:
Right ascension: 17h28m33.45s
Declination: 41d33m33.32s
Redshift: None
Photometric Redshift: 0.135
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
no valid phot
 status
Local host SED inference
Local host SED inference
not processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 5.73
Cutout download processed 30.32
Global aperture construction processed 0.65
Local aperture photometry processed 4.04
Global aperture photometry processed 3.76
Validate local photometry no valid phot 0.02
Validate global photometry processed 10.28
Host information processed 0.15
Global host SED inference processed 394.64
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.08
Host MWEBV processed 0.03
Processing status blocked N/A N/A
 

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) = 17h28m33.47s, 41d33m33.35s
semi major axis, semi minor axis (arcsec) = 0.84, 0.84
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) = 17h28m33.72s, 41d33m33.55s
semi major axis, semi minor axis (arcsec) = 10.27, 4.21
angle (degrees, anti-clockwise from east) = -94.28

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 12.11 2.83 21.192 0.254 AB
GALEX_NUV 16.57 2.41 20.851 0.158 AB
PanSTARRS_g 157.19 1.39 18.409 0.010 AB
PanSTARRS_r 273.58 1.77 17.807 0.007 AB
PanSTARRS_i 375.83 1.32 17.463 0.004 AB
PanSTARRS_z 461.83 4.88 17.239 0.011 AB
2MASS_J 513.16 160.93 16.229 0.340 Vega
2MASS_H 858.72 296.17 15.198 0.374 Vega
2MASS_K 820.77 274.97 14.777 0.364 Vega
WISE_W1 336.06 13.69 14.885 0.044 Vega
WISE_W2 215.76 15.17 14.726 0.076 Vega
WISE_W3 674.11 47.12 11.654 0.076 Vega
WISE_W4 661.39 286.38 10.229 0.470 Vega
 

Imaging data

 

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})\, 10.464 10.522 10.596
{\rm log}_{10}({\rm SFR}) -0.068 0.319 0.646
{\rm log}_{10}({\rm sSFR}) -10.597 -10.197 -9.859
{\rm stellar\ age} 5.920 6.691 7.757

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.953 -0.565 -0.335
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.523 -0.192 0.302

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.159 0.271 0.418
\delta -0.627 -0.274 0.039
\tau_1/\tau_2 0.669 1.015 1.359
Q_{PAH} 0.971 2.257 4.112
U_{min} 2.551 7.493 14.904
{\rm log}_{10}(\gamma_e)\, -2.732 -1.744 -0.835

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.064 -2.718 -1.617
{\rm log}_{10}(\tau_{AGN})\, 1.068 1.539 1.933

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.008 -0.222 0.084
0.03-0.10 Gyr -0.013 0.432 0.796
0.10-0.32 Gyr 0.176 0.520 0.804
0.32-1.04 Gyr -0.003 0.403 0.635
1.04-3.36 Gyr 0.071 0.478 0.694
3.36-10.83 Gyr 0.482 0.676 0.793
10.83-12.03 Gyr 0.276 0.768 1.226