2025sif

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Information

Transient

Name: AT2025sif
Right ascension: 17h58m47.68s
Declination: 59d10m40.80s
Discovery Date: July 19, 2025, 8:07 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.034

Host

Name:
Right ascension: 17h58m47.69s
Declination: 59d10m41.15s
Redshift: None
Photometric Redshift: 0.115
 

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 5.92
Cutout download processed 24.13
Global aperture construction processed 0.64
Local aperture photometry processed 3.84
Global aperture photometry processed 3.42
Validate local photometry no valid phot 0.02
Validate global photometry processed 9.35
Host information processed 0.15
Global host SED inference processed 420.15
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.09
Host MWEBV processed 0.05
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) = 17h58m47.68s, 59d10m40.80s
semi major axis, semi minor axis (arcsec) = 0.96, 0.96
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) = 17h58m47.67s, 59d10m41.21s
semi major axis, semi minor axis (arcsec) = 6.33, 3.58
angle (degrees, anti-clockwise from east) = -175.19

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 134.82 1.1 18.576 0.009 AB
PanSTARRS_r 236.24 1.2 17.967 0.006 AB
PanSTARRS_i 339.01 1.46 17.574 0.005 AB
PanSTARRS_y 471.76 7.28 17.216 0.017 AB
2MASS_J 489.5 132.73 16.281 0.294 Vega
2MASS_H 824.85 203.61 15.241 0.268 Vega
2MASS_K 647.41 248.04 15.034 0.416 Vega
WISE_W1 297.29 8.89 15.018 0.032 Vega
WISE_W2 189.95 10.22 14.864 0.058 Vega
WISE_W3 631.96 38.18 11.724 0.066 Vega
WISE_W4 1253.63 306.89 9.535 0.266 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})\, 10.140 10.273 10.405
{\rm log}_{10}({\rm SFR}) -0.955 -0.126 0.444
{\rm log}_{10}({\rm sSFR}) -11.218 -10.371 -9.789
{\rm stellar\ age} 4.141 6.154 7.588

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.926 -0.588 -0.348
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.495 -0.379 0.242

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.214 0.347 0.518
\delta -0.919 -0.739 -0.247
\tau_1/\tau_2 0.597 0.949 1.318
Q_{PAH} 0.782 1.912 4.143
U_{min} 2.333 7.194 14.480
{\rm log}_{10}(\gamma_e)\, -3.002 -2.121 -1.035

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.250 -3.039 -1.872
{\rm log}_{10}(\tau_{AGN})\, 1.040 1.529 1.925

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.177 -0.253 0.125
0.03-0.10 Gyr -1.216 -0.117 0.550
0.10-0.32 Gyr -0.993 0.076 0.659
0.32-1.05 Gyr -0.606 0.228 0.667
1.05-3.41 Gyr -0.122 0.362 0.659
3.41-11.05 Gyr -0.232 0.331 0.593
11.05-12.27 Gyr -0.501 0.324 0.890