2025sff

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Information

Transient

Name: AT2025sff
Right ascension: 16h16m45.94s
Declination: 64d57m47.71s
Discovery Date: July 21, 2025, 6:22 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.020

Host

Name:
Right ascension: 16h16m45.85s
Declination: 64d57m48.59s
Redshift: 0.086838
Photometric Redshift: 0.095
 

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
processed
 status
Local host SED inference
Local host SED inference
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 5.76
Cutout download processed 26.59
Global aperture construction processed 0.64
Local aperture photometry processed 4.06
Global aperture photometry processed 3.56
Validate local photometry processed 0.02
Validate global photometry processed 10.64
Host information processed 0.17
Global host SED inference processed 550.6
Local host SED inference processed 502.62
Transient information processed 0.0
Transient MWEBV processed 0.15
Host MWEBV processed 0.08
Processing status completed 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) = 16h16m45.94s, 64d57m47.71s
semi major axis, semi minor axis (arcsec) = 1.23, 1.23
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 212.97 0.5 18.079 0.003 AB
PanSTARRS_i 293.96 0.53 17.729 0.002 AB
PanSTARRS_z 400.3 1.07 17.394 0.003 AB
PanSTARRS_y 472.11 2.54 17.215 0.006 AB

Aperture details

RA, DEC (J2000) = 16h16m45.84s, 64d57m48.77s
semi major axis, semi minor axis (arcsec) = 10.64, 9.46
angle (degrees, anti-clockwise from east) = -166.94

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.28 2.71 21.745 0.404 AB
GALEX_NUV 7.96 3.08 21.648 0.420 AB
PanSTARRS_g 789.12 2.9 16.657 0.004 AB
PanSTARRS_r 1709.53 3.32 15.818 0.002 AB
PanSTARRS_i 2414.26 3.77 15.443 0.002 AB
PanSTARRS_z 3201.44 7.88 15.137 0.003 AB
PanSTARRS_y 3883.22 20.23 14.927 0.006 AB
2MASS_J 4451.14 238.25 13.884 0.058 Vega
2MASS_H 6091.17 349.17 13.071 0.062 Vega
2MASS_K 4963.6 399.9 12.823 0.087 Vega
WISE_W1 2333.46 17.42 12.781 0.008 Vega
WISE_W2 1415.53 19.99 12.684 0.015 Vega
WISE_W3 293.67 67.94 12.556 0.251 Vega
WISE_W4 -20.52 283.44 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.057 10.221 10.337
{\rm log}_{10}({\rm SFR}) -1.526 -0.427 0.346
{\rm log}_{10}({\rm sSFR}) -11.755 -10.657 -9.795
{\rm stellar\ age} 4.849 7.421 9.965

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.697 -0.216 0.030
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.471 -0.646 0.129

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.175 0.550 1.203
\delta -0.635 -0.252 0.225
\tau_1/\tau_2 0.651 1.031 1.395
Q_{PAH} 0.679 2.422 5.040
U_{min} 3.089 8.614 15.752
{\rm log}_{10}(\gamma_e)\, -3.250 -2.206 -0.839

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.340 -0.998 -0.105
{\rm log}_{10}(\tau_{AGN})\, 1.041 1.537 1.997

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.515 -1.239 -0.501
0.03-0.10 Gyr -1.563 -0.338 0.480
0.10-0.33 Gyr -1.485 -0.241 0.422
0.33-1.07 Gyr -1.822 -0.347 0.362
1.07-3.48 Gyr -1.831 -0.224 0.348
3.48-11.35 Gyr -0.819 0.272 0.499
11.35-12.62 Gyr -0.500 0.457 1.239

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.101 11.178 11.256
{\rm log}_{10}({\rm SFR}) -4.288 -1.760 -0.355
{\rm log}_{10}({\rm sSFR}) -15.359 -12.877 -11.444
{\rm stellar\ age} 7.506 10.357 11.971

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.641 -0.487 -0.376
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.497 -0.665 0.136

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.098 0.196 0.339
\delta -0.909 -0.680 -0.339
\tau_1/\tau_2 0.571 1.002 1.414
Q_{PAH} 0.505 1.531 3.660
U_{min} 2.943 8.680 16.944
{\rm log}_{10}(\gamma_e)\, -2.968 -1.692 -0.721

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.404 -3.481 -2.570
{\rm log}_{10}(\tau_{AGN})\, 1.056 1.522 1.920

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.655 -2.299 -0.962
0.03-0.10 Gyr -5.108 -1.783 -0.261
0.10-0.33 Gyr -5.335 -1.895 -0.235
0.33-1.07 Gyr -5.099 -1.991 -0.324
1.07-3.48 Gyr -3.394 -1.216 0.385
3.48-11.35 Gyr -1.247 0.986 1.411
11.35-12.62 Gyr 0.976 2.151 2.402