2025chn results

Information

Transient
Name:AT2025chn
Right ascension: 7h54m58.10s
Declination:-1d45m57.96s
Discovery Date:Feb. 20, 2025, 7:15 a.m.
Classification:None
Redshift:None
MW E(B-V):0.027
Host
Name:2025chn
Right ascension: 7h54m59.19s
Declination:-1d45m47.29s
Redshift:0.120957
Photometric Redshift:0.173
 

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
DES_z
GALEX_NUV
GALEX_FUV
DES_g
DES_r
DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 14.95
Transient MWEBV processed 0.12
Host match processed 2.78
Host information processed 0.1
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 5.13
Validate global photometry processed 14.88
Global host SED inference processed 424.32
Local aperture photometry processed 5.14
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):7h54m59.18s, -1d45m47.13s
semi major axis, semi minor axis (arcsec):7.46, 6.37
angle (degrees, anti-clockwise from east):-160.03
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 39.87 6.64 19.898 0.181 AB
SDSS_g 155.43 3.99 18.421 0.028 AB
PanSTARRS_g 195.81 2.25 18.170 0.012 AB
SDSS_r 448.79 6.69 17.270 0.016 AB
PanSTARRS_r 457.28 3.13 17.250 0.007 AB
SDSS_i 696.23 9.39 16.793 0.015 AB
PanSTARRS_i 658.04 2.7 16.854 0.004 AB
PanSTARRS_z 905.11 5.46 16.508 0.007 AB
SDSS_z 935.18 23.45 16.473 0.027 AB
DES_z 970.87 11.51 16.432 0.013 AB
PanSTARRS_y 1165.57 12.18 16.234 0.011 AB
2MASS_H 2449.64 319.63 14.060 0.142 Vega
WISE_W1 583.91 597.19 14.285 1.110 Vega
WISE_W2 829.11 94.07 13.264 0.123 Vega
WISE_W3 1074.88 95.9 11.148 0.097 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.920 10.982 11.047
{\rm log}_{10}({\rm SFR}) -1.230 -0.330 0.421
{\rm log}_{10}({\rm sSFR}) -12.216 -11.329 -10.555
{\rm stellar\ age} 6.559 7.448 9.625

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.143 0.029 0.134
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.075 -0.682 -0.375

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.214 0.410 0.634
\delta -0.728 -0.320 0.140
\tau_1/\tau_2 0.372 0.702 1.092
Q_{PAH} 0.563 1.935 4.173
U_{min} 2.525 7.295 14.538
{\rm log}_{10}(\gamma_e)\, -3.131 -2.115 -1.201

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.931 -2.415 -1.320
{\rm log}_{10}(\tau_{AGN})\, 0.946 1.272 1.761

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.982 0.003 0.665
0.03-0.10 Gyr -2.271 -0.750 0.261
0.10-0.32 Gyr -2.322 -0.700 0.284
0.32-1.05 Gyr -2.214 -0.494 0.471
1.05-3.39 Gyr -0.863 0.527 1.066
3.39-10.98 Gyr 0.815 1.152 1.284
10.98-12.20 Gyr 0.634 1.282 1.970