2025cta

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Information

Transient

Name: AT2025cta
Right ascension: 17h58m27.20s
Declination: 1d39m14.29s
Discovery Date: Feb. 23, 2025, 12:28 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.249

Host

Name: 2025cta
Right ascension: 17h58m27.19s
Declination: 1d39m14.67s
Redshift: 0.100674
Photometric Redshift: 0.100
 

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 10.46
Cutout download processed 2.22
Global aperture construction processed 0.76
Local aperture photometry processed 3.93
Global aperture photometry processed 4.08
Validate local photometry processed 0.02
Validate global photometry processed 11.51
Host information processed 0.13
Global host SED inference processed 439.97
Local host SED inference processed 693.08
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.04
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) = 17h58m27.20s, 1d39m14.29s
semi major axis, semi minor axis (arcsec) = 1.08, 1.08
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_z 215.36 0.98 18.067 0.005 AB
PanSTARRS_y 291.44 2.36 17.739 0.009 AB

Aperture details

RA, DEC (J2000) = 17h58m27.18s, 1d39m15.01s
semi major axis, semi minor axis (arcsec) = 8.07, 4.1
angle (degrees, anti-clockwise from east) = -8.55

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 147.41 1.55 18.479 0.011 AB
PanSTARRS_r 393.91 2.43 17.412 0.007 AB
PanSTARRS_i 685.44 2.82 16.810 0.004 AB
PanSTARRS_z 947.65 4.91 16.458 0.006 AB
PanSTARRS_y 1190.17 12.28 16.211 0.011 AB
2MASS_J 1669.29 191.88 14.949 0.125 Vega
2MASS_H 2562.39 261.34 14.011 0.111 Vega
2MASS_K 2626.81 324.32 13.514 0.134 Vega
WISE_W1 1058.79 61.79 13.639 0.063 Vega
WISE_W2 673.71 63.36 13.490 0.102 Vega
WISE_W3 1284.64 113.38 10.954 0.096 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})\, 10.007 10.268 10.449
{\rm log}_{10}({\rm SFR}) -0.149 0.406 0.879
{\rm log}_{10}({\rm sSFR}) -10.483 -9.872 -9.250
{\rm stellar\ age} 5.043 7.269 10.636

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.851 -0.246 0.063
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.882 -0.414 0.258

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.643 1.030 1.528
\delta -0.702 -0.382 -0.054
\tau_1/\tau_2 0.435 0.916 1.401
Q_{PAH} 0.517 1.619 3.952
U_{min} 3.112 8.297 15.240
{\rm log}_{10}(\gamma_e)\, -3.389 -1.868 -0.670

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.869 -1.766 -0.355
{\rm log}_{10}(\tau_{AGN})\, 0.977 1.460 1.984

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.125 0.651 1.114
0.03-0.10 Gyr -1.671 -0.111 0.674
0.10-0.33 Gyr -2.455 -0.397 0.341
0.33-1.06 Gyr -2.543 -0.349 0.339
1.06-3.44 Gyr -2.022 -0.146 0.348
3.44-11.20 Gyr -0.759 0.223 0.563
11.20-12.45 Gyr -0.460 0.506 1.433

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.839 10.926 11.021
{\rm log}_{10}({\rm SFR}) -1.936 -0.426 0.349
{\rm log}_{10}({\rm sSFR}) -12.797 -11.312 -10.512
{\rm stellar\ age} 7.313 9.295 11.757

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.640 -0.436 -0.280
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.530 -0.581 0.184

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.185 0.319 0.500
\delta -0.849 -0.550 -0.181
\tau_1/\tau_2 0.530 0.948 1.381
Q_{PAH} 0.623 2.320 4.809
U_{min} 2.546 7.422 15.075
{\rm log}_{10}(\gamma_e)\, -3.062 -1.839 -0.798

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.334 -3.230 -2.181
{\rm log}_{10}(\tau_{AGN})\, 1.056 1.527 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.998 -0.449 0.221
0.03-0.10 Gyr -3.071 -0.567 0.395
0.10-0.33 Gyr -3.550 -0.858 0.284
0.33-1.06 Gyr -3.776 -1.016 0.248
1.06-3.44 Gyr -2.674 -0.575 0.559
3.44-11.20 Gyr -0.885 0.852 1.150
11.20-12.45 Gyr 0.787 1.747 2.167