2025cht results

Information

Transient
Name:AT2025cht
Right ascension: 6h04m20.53s
Declination:5d38m28.84s
Discovery Date:Feb. 18, 2025, 7:16 a.m.
Classification:None
Redshift:None
MW E(B-V):0.395
Host
Name:2025cht
Right ascension: 6h04m20.54s
Declination:5d38m29.00s
Redshift:None
Photometric Redshift:0.042
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
GALEX_NUV
GALEX_FUV
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 13.45
Transient MWEBV processed 0.1
Host match processed 5.76
Host information processed 0.08
Host MWEBV processed 0.05
Global aperture construction processed 0.63
Global aperture photometry processed 4.62
Validate global photometry processed 14.04
Global host SED inference processed 515.51
Local aperture photometry processed 4.6
Validate local photometry processed 0.02
Local host SED inference processed 434.07
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):6h04m20.53s, 5d38m28.84s
semi major axis, semi minor axis (arcsec):2.4, 2.4
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 7.22 1.83 21.753 0.275 AB
SDSS_g 21.17 1.36 20.586 0.070 AB
PanSTARRS_g 19.84 0.68 20.656 0.037 AB
SDSS_r 42.93 1.95 19.818 0.049 AB
PanSTARRS_r 40.33 0.91 19.886 0.025 AB
SDSS_i 68.04 2.72 19.318 0.043 AB
PanSTARRS_i 59.68 1.63 19.460 0.030 AB
PanSTARRS_z 75.54 2.5 19.205 0.036 AB
SDSS_z 91.6 5.74 18.995 0.068 AB
PanSTARRS_y 120.22 6.74 18.700 0.061 AB

Aperture details

RA, DEC (J2000):6h04m20.53s, 5d38m29.04s
semi major axis, semi minor axis (arcsec):3.0, 2.11
angle (degrees, anti-clockwise from east):-118.02
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 8.13 2.06 21.625 0.275 AB
SDSS_g 21.88 1.42 20.550 0.070 AB
PanSTARRS_g 19.35 0.71 20.683 0.040 AB
SDSS_r 43.27 1.98 19.810 0.050 AB
PanSTARRS_r 38.91 0.91 19.925 0.025 AB
SDSS_i 67.05 2.74 19.334 0.044 AB
PanSTARRS_i 55.76 1.57 19.534 0.030 AB
PanSTARRS_z 68.69 2.36 19.308 0.037 AB
SDSS_z 90.96 5.92 19.003 0.071 AB
PanSTARRS_y 98.69 6.22 18.914 0.068 AB
2MASS_J 163.59 95.57 17.471 0.634 Vega
2MASS_H 57.57 159.42 18.132 3.007 Vega
2MASS_K 50.78 154.01 17.798 3.293 Vega
WISE_W1 46.17 22.98 17.040 0.540 Vega
WISE_W2 13.23 27.82 17.757 2.282 Vega
WISE_W3 -37.81 58.36 Vega
WISE_W4 284.93 512.78 11.143 1.954 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.137 8.641 8.900
{\rm log}_{10}({\rm SFR}) -0.821 -0.276 0.084
{\rm log}_{10}({\rm sSFR}) -9.668 -8.919 -7.971
{\rm stellar\ age} 0.240 3.788 6.664

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.357 -0.624 -0.066
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.106 0.089 0.278

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.394 0.688 1.086
\delta -0.570 -0.154 0.198
\tau_1/\tau_2 0.809 1.221 1.617
Q_{PAH} 0.493 1.771 3.848
U_{min} 2.974 8.579 16.055
{\rm log}_{10}(\gamma_e)\, -3.391 -2.174 -1.132

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.693 -1.833 -0.715
{\rm log}_{10}(\tau_{AGN})\, 0.951 1.356 1.836

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.147 -0.805 -0.499
0.03-0.10 Gyr -0.789 -0.171 0.225
0.10-0.33 Gyr -2.338 -0.830 -0.267
0.33-1.09 Gyr -4.030 -1.305 -0.735
1.09-3.60 Gyr -4.474 -1.478 -0.929
3.60-11.87 Gyr -4.920 -1.783 -1.076
11.87-13.19 Gyr -4.932 -1.783 -0.915

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.106 8.505 8.795
{\rm log}_{10}({\rm SFR}) -0.962 -0.087 0.346
{\rm log}_{10}({\rm sSFR}) -9.629 -8.621 -7.920
{\rm stellar\ age} 0.078 1.350 5.878

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.631 -1.027 -0.262
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.513 0.240 0.427

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.355 0.748 1.165
\delta -0.564 -0.217 0.120
\tau_1/\tau_2 0.480 0.917 1.384
Q_{PAH} 0.997 2.467 4.683
U_{min} 3.536 9.660 16.875
{\rm log}_{10}(\gamma_e)\, -3.252 -2.082 -1.130

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.755 -2.264 -1.210
{\rm log}_{10}(\tau_{AGN})\, 0.878 1.266 1.763

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.625 -1.348 -0.846
0.03-0.10 Gyr -0.899 0.063 0.507
0.10-0.33 Gyr -3.036 -0.844 -0.046
0.33-1.09 Gyr -5.122 -2.122 -0.829
1.09-3.60 Gyr -6.906 -2.793 -1.179
3.60-11.87 Gyr -7.993 -2.998 -1.373
11.87-13.19 Gyr -8.068 -2.769 -1.134