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: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 24.13
Transient MWEBV processed 0.09
Host match processed 5.92
Host information processed 0.15
Host MWEBV processed 0.05
Global aperture construction processed 0.64
Global aperture photometry processed 3.42
Validate global photometry processed 9.35
Global host SED inference processed 420.15
Local aperture photometry processed 3.84
Validate local photometry no valid phot 0.02
Local host SED inference not 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) = 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

Click the image to load the interactive plot.


 

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