2025chz results

Information

Transient
Name:AT2025chz
Right ascension: 1h04m35.31s
Declination:4d36m23.43s
Discovery Date:Feb. 21, 2025, 2:42 a.m.
Classification:None
Redshift:None
MW E(B-V):0.017
Host
Name:2025chz
Right ascension: 1h04m35.48s
Declination:4d36m25.65s
Redshift:0.045925
Photometric Redshift:0.059
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 14.6
Transient MWEBV processed 0.09
Host match processed 1.99
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.61
Global aperture photometry processed 5.95
Validate global photometry processed 14.06
Global host SED inference processed 419.06
Local aperture photometry processed 5.06
Validate local photometry processed 0.03
Local host SED inference processed 450.15
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):1h04m35.31s, 4d36m23.43s
semi major axis, semi minor axis (arcsec):2.22, 2.22
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 41.49 2.44 19.855 0.064 AB
SDSS_g 100.87 2.68 18.891 0.029 AB
PanSTARRS_g 103.17 0.58 18.866 0.006 AB
SDSS_r 146.21 3.32 18.488 0.025 AB
PanSTARRS_r 153.55 0.63 18.434 0.004 AB
SDSS_i 191.07 3.99 18.197 0.023 AB
PanSTARRS_i 192.79 0.48 18.187 0.003 AB
PanSTARRS_z 223.7 1.4 18.026 0.007 AB
SDSS_z 220.12 8.45 18.043 0.042 AB
PanSTARRS_y 262.96 3.5 17.850 0.014 AB

Aperture details

RA, DEC (J2000):1h04m35.51s, 4d36m26.25s
semi major axis, semi minor axis (arcsec):9.88, 9.07
angle (degrees, anti-clockwise from east):-8.49
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 123.9 2.33 18.667 0.020 AB
GALEX_NUV 186.17 1.73 18.225 0.010 AB
SDSS_u 473.97 9.74 17.211 0.022 AB
SDSS_g 987.09 8.58 16.414 0.009 AB
PanSTARRS_g 1020.21 2.38 16.378 0.003 AB
SDSS_r 1457.23 10.99 15.991 0.008 AB
PanSTARRS_r 1422.99 2.56 16.017 0.002 AB
SDSS_i 1853.34 13.46 15.730 0.008 AB
PanSTARRS_i 1801.36 1.94 15.761 0.001 AB
PanSTARRS_z 2070.73 5.81 15.610 0.003 AB
SDSS_z 2073.47 34.37 15.608 0.018 AB
PanSTARRS_y 2497.14 14.4 15.406 0.006 AB
2MASS_J 2736.61 257.18 14.412 0.102 Vega
2MASS_H 2515.38 410.7 14.031 0.177 Vega
2MASS_K 2637.55 449.82 13.509 0.185 Vega
WISE_W1 1515.14 30.69 13.250 0.022 Vega
WISE_W2 946.54 39.27 13.121 0.045 Vega
WISE_W3 5545.52 189.15 9.366 0.037 Vega
WISE_W4 5279.89 1244.2 7.973 0.256 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.921 9.178 9.323
{\rm log}_{10}({\rm SFR}) -1.070 -0.373 0.262
{\rm log}_{10}({\rm sSFR}) -10.305 -9.565 -8.806
{\rm stellar\ age} 1.797 6.043 7.941

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.519 -0.812 -0.296
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.486 -0.086 0.318

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.208 0.764 1.236
\delta -0.519 -0.054 0.201
\tau_1/\tau_2 0.674 1.075 1.490
Q_{PAH} 0.904 2.587 5.150
U_{min} 2.871 8.225 15.656
{\rm log}_{10}(\gamma_e)\, -3.402 -2.226 -1.051

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.980 -2.090 -0.487
{\rm log}_{10}(\tau_{AGN})\, 1.022 1.509 1.955

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.834 -0.916 -0.482
0.03-0.10 Gyr -1.108 -0.285 0.411
0.10-0.33 Gyr -1.423 -0.558 0.088
0.33-1.09 Gyr -2.523 -0.909 -0.415
1.09-3.59 Gyr -2.587 -0.917 -0.542
3.59-11.83 Gyr -2.852 -0.895 -0.582
11.83-13.14 Gyr -2.874 -0.906 -0.217

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.392 9.838 10.039
{\rm log}_{10}({\rm SFR}) 0.758 1.042 1.378
{\rm log}_{10}({\rm sSFR}) -9.271 -8.798 -7.969
{\rm stellar\ age} 0.563 5.987 7.579

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.342 -0.193 -0.086
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.034 0.277 0.408

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.222 0.422 0.635
\delta -0.698 -0.390 -0.246
\tau_1/\tau_2 0.575 1.006 1.402
Q_{PAH} 0.376 0.879 1.800
U_{min} 2.912 7.566 14.890
{\rm log}_{10}(\gamma_e)\, -3.390 -2.581 -1.849

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.146 -3.103 -2.232
{\rm log}_{10}(\tau_{AGN})\, 0.974 1.449 1.897

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.069 0.154 0.362
0.03-0.10 Gyr 0.884 1.185 1.536
0.10-0.33 Gyr -2.149 -0.410 0.256
0.33-1.09 Gyr -3.718 -0.565 -0.054
1.09-3.59 Gyr -3.274 -0.306 0.096
3.59-11.83 Gyr -3.213 -0.244 0.138
11.83-13.14 Gyr -3.138 -0.185 0.446