2025syf

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Information

Transient

Name: AT2025syf
Right ascension: 22h11m12.68s
Declination: 14d31m18.68s
Discovery Date: Aug. 1, 2025, 12:38 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.053

Host

Name:
Right ascension: 22h11m12.66s
Declination: 14d31m18.21s
Redshift: None
Photometric Redshift: 0.105
 

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 6.77
Cutout download processed 46.64
Global aperture construction processed 0.72
Local aperture photometry processed 7.83
Global aperture photometry processed 6.79
Validate local photometry processed 0.02
Validate global photometry processed 18.44
Host information processed 0.18
Global host SED inference processed 429.32
Local host SED inference processed 669.06
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.06
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) = 22h11m12.68s, 14d31m18.68s
semi major axis, semi minor axis (arcsec) = 1.04, 1.04
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 122.87 1.96 18.676 0.017 AB
PanSTARRS_y 142.98 1.8 18.512 0.014 AB

Aperture details

RA, DEC (J2000) = 22h11m12.66s, 14d31m18.40s
semi major axis, semi minor axis (arcsec) = 4.16, 2.71
angle (degrees, anti-clockwise from east) = -80.27

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.8 2.08 21.991 0.390 AB
GALEX_NUV 1.85 1.46 23.232 0.857 AB
SDSS_u 17.19 3.11 20.812 0.196 AB
SDSS_g 59.78 2.22 19.459 0.040 AB
DES_g 64.02 0.49 19.384 0.008 AB
PanSTARRS_g 67.88 0.75 19.321 0.012 AB
SDSS_r 136.41 3.42 18.563 0.027 AB
PanSTARRS_r 135.82 0.9 18.568 0.007 AB
DES_r 150.48 1.13 18.456 0.008 AB
SDSS_i 216.04 4.77 18.064 0.024 AB
PanSTARRS_i 204.09 0.92 18.125 0.005 AB
PanSTARRS_z 258.09 2.18 17.871 0.009 AB
SDSS_z 323.91 11.87 17.624 0.040 AB
DES_z 283.35 3.1 17.769 0.012 AB
PanSTARRS_y 306.06 5.56 17.685 0.020 AB
2MASS_J 525.09 99.14 16.205 0.205 Vega
2MASS_H 542.89 181.41 15.696 0.363 Vega
2MASS_K 346.36 171.61 15.713 0.538 Vega
WISE_W1 173.02 17.9 15.606 0.112 Vega
WISE_W2 109.45 18.51 15.463 0.184 Vega
WISE_W3 46.34 58.45 14.561 1.369 Vega
WISE_W4 188.59 420.72 11.591 2.422 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})\, 9.333 9.747 10.071
{\rm log}_{10}({\rm SFR}) -0.304 0.284 0.772
{\rm log}_{10}({\rm sSFR}) -10.221 -9.506 -8.707
{\rm stellar\ age} 2.454 6.526 10.502

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.014 -0.238 0.053
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.890 -0.490 0.132

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.672 1.089 1.574
\delta -0.552 -0.218 0.105
\tau_1/\tau_2 0.487 0.904 1.365
Q_{PAH} 0.707 2.107 4.523
U_{min} 3.100 8.190 15.597
{\rm log}_{10}(\gamma_e)\, -3.384 -2.284 -1.219

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.882 -1.805 -0.400
{\rm log}_{10}(\tau_{AGN})\, 0.845 1.468 2.023

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.131 0.449 0.925
0.03-0.10 Gyr -1.545 -0.189 0.678
0.10-0.33 Gyr -3.135 -0.754 0.096
0.33-1.06 Gyr -4.073 -0.810 0.119
1.06-3.43 Gyr -3.257 -0.742 -0.076
3.43-11.16 Gyr -2.196 -0.483 0.065
11.16-12.40 Gyr -1.677 -0.191 1.038

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.144 10.218 10.316
{\rm log}_{10}({\rm SFR}) -1.119 -0.412 0.136
{\rm log}_{10}({\rm sSFR}) -11.452 -10.642 -10.100
{\rm stellar\ age} 7.182 8.295 11.486

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.231 -0.855 -0.612
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.435 -0.317 0.233

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.258 0.427 0.636
\delta -0.845 -0.591 -0.319
\tau_1/\tau_2 0.584 0.987 1.442
Q_{PAH} 0.663 1.890 3.857
U_{min} 3.081 8.477 15.730
{\rm log}_{10}(\gamma_e)\, -2.174 -1.068 -0.307

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.869 -2.446 -1.472
{\rm log}_{10}(\tau_{AGN})\, 1.089 1.588 1.926

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.695 -0.794 -0.428
0.03-0.10 Gyr -1.235 -0.332 0.275
0.10-0.33 Gyr -2.362 -0.757 -0.070
0.33-1.06 Gyr -2.922 -1.048 -0.355
1.06-3.43 Gyr -2.473 -0.722 -0.026
3.43-11.16 Gyr -0.824 0.316 0.481
11.16-12.40 Gyr 0.080 0.794 1.450