2025ksy

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Information

Transient

Name: AT2025ksy
Right ascension: 23h17m13.93s
Declination: 34d25m33.36s
Discovery Date: May 8, 2025, 11:12 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.079

Host

Name: 2025ksy
Right ascension: 23h17m13.67s
Declination: 34d25m35.47s
Redshift: None
Photometric Redshift: 0.103
 

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 2.89
Cutout download processed 14.29
Global aperture construction processed 0.69
Local aperture photometry processed 5.18
Global aperture photometry processed 5.22
Validate local photometry processed 0.02
Validate global photometry processed 14.76
Host information processed 0.08
Global host SED inference processed 521.76
Local host SED inference processed 596.74
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.15
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) = 23h17m13.93s, 34d25m33.36s
semi major axis, semi minor axis (arcsec) = 1.06, 1.06
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_y 18.4 1.68 20.738 0.099 AB

Aperture details

RA, DEC (J2000) = 23h17m13.66s, 34d25m35.61s
semi major axis, semi minor axis (arcsec) = 5.56, 4.76
angle (degrees, anti-clockwise from east) = -115.34

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 21.92 4.25 20.548 0.210 AB
SDSS_g 147.49 3.4 18.478 0.025 AB
PanSTARRS_g 164.51 1.47 18.359 0.010 AB
SDSS_r 367.7 5.53 17.486 0.016 AB
PanSTARRS_r 386.97 1.46 17.431 0.004 AB
SDSS_i 559.6 7.49 17.030 0.015 AB
PanSTARRS_i 588.05 1.73 16.976 0.003 AB
PanSTARRS_z 750.45 3.2 16.712 0.005 AB
SDSS_z 792.46 15.97 16.653 0.022 AB
PanSTARRS_y 907.25 8.01 16.506 0.010 AB
2MASS_J 1397.27 121.49 15.142 0.094 Vega
2MASS_H 1536.9 180.17 14.566 0.127 Vega
2MASS_K 1547.49 220.14 14.088 0.154 Vega
WISE_W1 459.31 14.41 14.546 0.034 Vega
WISE_W2 274.23 18.29 14.466 0.072 Vega
WISE_W3 -20.62 54.18 Vega
WISE_W4 176.68 355.42 11.662 2.184 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})\, 8.199 8.646 9.018
{\rm log}_{10}({\rm SFR}) -0.970 -0.536 -0.137
{\rm log}_{10}({\rm sSFR}) -9.835 -9.192 -8.442
{\rm stellar\ age} 0.793 4.845 7.633

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.402 -0.434 0.077
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.077 -0.525 0.123

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.556 1.003 1.511
\delta -0.426 0.002 0.257
\tau_1/\tau_2 0.497 0.884 1.280
Q_{PAH} 0.843 2.729 5.230
U_{min} 3.024 8.472 15.594
{\rm log}_{10}(\gamma_e)\, -2.967 -1.633 -0.422

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.035 -0.767 0.029
{\rm log}_{10}(\tau_{AGN})\, 1.052 1.535 1.940

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.751 -0.317 0.073
0.03-0.10 Gyr -2.189 -0.872 -0.234
0.10-0.33 Gyr -3.169 -1.289 -0.482
0.33-1.06 Gyr -3.685 -1.443 -0.689
1.06-3.44 Gyr -3.784 -1.686 -0.993
3.44-11.17 Gyr -3.577 -1.624 -0.917
11.17-12.42 Gyr -3.603 -1.568 -0.581

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.562 10.685 10.813
{\rm log}_{10}({\rm SFR}) -3.868 -1.093 0.162
{\rm log}_{10}({\rm sSFR}) -14.747 -11.864 -10.438
{\rm stellar\ age} 6.592 8.394 11.755

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.699 -1.352 -1.043
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.396 -0.622 0.088

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.390 0.542 0.734
\delta -0.943 -0.824 -0.651
\tau_1/\tau_2 0.458 0.929 1.448
Q_{PAH} 0.675 2.703 4.755
U_{min} 2.936 9.370 17.940
{\rm log}_{10}(\gamma_e)\, -3.112 -2.174 -1.100

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.128 -3.028 -2.118
{\rm log}_{10}(\tau_{AGN})\, 1.191 1.622 1.946

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.064 -1.720 -0.351
0.03-0.10 Gyr -4.815 -1.272 0.274
0.10-0.33 Gyr -4.348 -1.271 0.384
0.33-1.06 Gyr -4.442 -1.435 0.314
1.06-3.44 Gyr -3.544 -0.799 0.628
3.44-11.17 Gyr -1.624 0.479 0.964
11.17-12.42 Gyr -0.461 1.300 1.968