2025ctw results

Information

Transient
Name:AT2025ctw
Right ascension: 10h33m27.95s
Declination:-27d47m04.25s
Discovery Date:Feb. 19, 2025, 8:03 a.m.
Classification:None
Redshift:None
MW E(B-V):0.069
Host
Name:2025ctw
Right ascension: 10h33m27.88s
Declination:-27d47m04.50s
Redshift:0.094543
Photometric Redshift:0.074
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 5.05
Transient MWEBV processed 0.13
Host match processed 2.27
Host information processed 0.08
Host MWEBV processed 0.05
Host spectrum download not processed None
Global aperture construction processed 0.59
Global aperture photometry processed 4.15
Validate global photometry processed 11.8
Global host SED inference processed 402.45
Local aperture photometry processed 4.1
Validate local photometry processed 0.02
Local host SED inference processed 560.13
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.870 10.053 10.221
{\rm log}_{10}({\rm SFR}) -0.718 -0.072 0.557
{\rm log}_{10}({\rm sSFR}) -10.814 -10.153 -9.463
{\rm stellar\ age} 4.570 6.998 9.831

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.015 -0.463 -0.108
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.294 -0.636 0.098

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.215 0.495 0.910
\delta -0.755 -0.249 0.147
\tau_1/\tau_2 0.555 0.926 1.348
Q_{PAH} 1.038 3.287 5.321
U_{min} 3.205 8.558 16.102
{\rm log}_{10}(\gamma_e)\, -3.234 -2.042 -0.842

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.975 -2.159 -0.674
{\rm log}_{10}(\tau_{AGN})\, 0.954 1.457 1.929

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.059 -0.269 0.100
0.03-0.10 Gyr -1.056 -0.058 0.677
0.10-0.33 Gyr -1.484 -0.208 0.468
0.33-1.06 Gyr -1.716 -0.237 0.362
1.06-3.46 Gyr -1.683 -0.217 0.234
3.46-11.27 Gyr -0.881 0.050 0.328
11.27-12.52 Gyr -0.620 0.260 1.117

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.812 10.871 10.937
{\rm log}_{10}({\rm SFR}) 0.104 0.393 0.713
{\rm log}_{10}({\rm sSFR}) -10.791 -10.471 -10.095
{\rm stellar\ age} 6.310 7.415 9.206

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.494 -0.243 -0.028
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.572 -0.035 0.257

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.180 0.297 0.496
\delta -0.639 -0.232 0.125
\tau_1/\tau_2 0.588 1.012 1.460
Q_{PAH} 0.742 2.534 4.505
U_{min} 2.173 6.674 13.497
{\rm log}_{10}(\gamma_e)\, -3.118 -2.240 -1.402

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.749 -2.093 -1.310
{\rm log}_{10}(\tau_{AGN})\, 1.076 1.531 1.896

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.395 0.572 0.737
0.03-0.10 Gyr -0.365 0.268 0.741
0.10-0.33 Gyr -0.475 0.157 0.596
0.33-1.06 Gyr -0.383 0.272 0.682
1.06-3.46 Gyr -0.134 0.636 1.033
3.46-11.27 Gyr 0.726 1.018 1.140
11.27-12.52 Gyr 0.581 1.137 1.757
 

Aperture Photometry


Aperture details

RA, DEC (J2000):10h33m27.95s, -27d47m04.25s
semi major axis, semi minor axis (arcsec):1.14, 1.14
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 219.76 0.56 18.045 0.003 AB
PanSTARRS_z 262.01 0.85 17.854 0.004 AB
DES_z 328.07 6.12 17.610 0.020 AB
PanSTARRS_y 299.02 1.88 17.711 0.007 AB

Aperture details

RA, DEC (J2000):10h33m27.87s, -27d47m04.34s
semi major axis, semi minor axis (arcsec):6.63, 6.48
angle (degrees, anti-clockwise from east):-35.3
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.29 3.49 22.091 0.715 AB
GALEX_NUV 32.67 3.15 20.115 0.105 AB
PanSTARRS_g 456.41 1.41 17.252 0.003 AB
PanSTARRS_r 849.84 2.13 16.577 0.003 AB
PanSTARRS_i 1286.11 2.74 16.127 0.002 AB
PanSTARRS_z 1521.63 4.4 15.944 0.003 AB
DES_z 1673.89 14.31 15.841 0.009 AB
PanSTARRS_y 1838.94 10.2 15.739 0.006 AB
2MASS_J 2696.39 225.1 14.428 0.091 Vega
2MASS_H 3166.55 276.73 13.781 0.095 Vega
2MASS_K 2824.54 371.58 13.435 0.143 Vega
WISE_W2 1094.52 34.85 12.963 0.035 Vega