2025chm results

Information

Transient
Name:AT2025chm
Right ascension: 7h40m59.04s
Declination:16d31m53.62s
Discovery Date:Feb. 20, 2025, 8:39 a.m.
Classification:None
Redshift:None
MW E(B-V):0.033
Host
Name:2025chm
Right ascension: 7h40m59.03s
Declination:16d31m53.52s
Redshift:None
Photometric Redshift:0.106
 

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 16.64
Transient MWEBV processed 0.05
Host match processed 2.83
Host information processed 0.08
Host MWEBV processed 0.07
Global aperture construction processed 0.6
Global aperture photometry processed 5.74
Validate global photometry processed 16.52
Global host SED inference processed 429.73
Local aperture photometry processed 5.03
Validate local photometry processed 0.02
Local host SED inference processed 581.06
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):7h40m59.04s, 16d31m53.62s
semi major axis, semi minor axis (arcsec):1.03, 1.03
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_y 88.01 1.84 19.039 0.023 AB

Aperture details

RA, DEC (J2000):7h40m59.03s, 16d31m53.69s
semi major axis, semi minor axis (arcsec):3.82, 3.72
angle (degrees, anti-clockwise from east):-35.26
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 0.31 0.44 25.186 1.556 AB
GALEX_NUV 1.5 0.51 23.458 0.371 AB
SDSS_u 11.96 3.32 21.206 0.301 AB
SDSS_g 64.05 2.31 19.384 0.039 AB
DES_g 69.39 0.44 19.297 0.007 AB
PanSTARRS_g 69.94 0.96 19.288 0.015 AB
SDSS_r 132.64 3.38 18.593 0.028 AB
PanSTARRS_r 134.49 0.72 18.578 0.006 AB
SDSS_i 180.81 4.43 18.257 0.027 AB
PanSTARRS_i 182.04 1.41 18.250 0.008 AB
PanSTARRS_z 211.95 3.12 18.084 0.016 AB
SDSS_z 246.04 9.76 17.923 0.043 AB
PanSTARRS_y 248.16 6.18 17.913 0.027 AB
2MASS_J 452.81 132.87 16.365 0.319 Vega
2MASS_H 178.88 198.05 16.901 1.202 Vega
2MASS_K 718.71 214.43 14.921 0.324 Vega
WISE_W1 166.47 15.37 15.648 0.100 Vega
WISE_W3 -4.61 80.06 Vega
WISE_W4 239.88 485.33 11.330 2.197 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.887 9.355 9.727
{\rm log}_{10}({\rm SFR}) -0.488 0.065 0.492
{\rm log}_{10}({\rm sSFR}) -10.022 -9.396 -8.392
{\rm stellar\ age} 0.867 5.242 8.286

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.416 -0.324 0.085
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.217 -0.476 0.103

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.553 0.907 1.309
\delta -0.667 -0.327 0.094
\tau_1/\tau_2 0.481 0.891 1.378
Q_{PAH} 0.525 1.904 5.060
U_{min} 3.205 8.455 15.795
{\rm log}_{10}(\gamma_e)\, -3.342 -2.209 -0.932

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.758 -1.742 -0.625
{\rm log}_{10}(\tau_{AGN})\, 1.063 1.600 1.993

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.304 0.242 0.663
0.03-0.10 Gyr -2.143 -0.439 0.369
0.10-0.32 Gyr -3.061 -0.797 -0.015
0.32-1.06 Gyr -3.422 -0.884 -0.010
1.06-3.43 Gyr -3.463 -1.021 -0.339
3.43-11.15 Gyr -3.120 -0.927 -0.257
11.15-12.38 Gyr -2.830 -0.773 0.351

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.910 10.014 10.091
{\rm log}_{10}({\rm SFR}) -1.000 -0.437 -0.073
{\rm log}_{10}({\rm sSFR}) -11.013 -10.430 -10.067
{\rm stellar\ age} 5.555 6.955 8.331

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.986 -0.594 -0.312
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.160 -0.629 -0.168

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.164 0.338 0.544
\delta -0.866 -0.575 -0.226
\tau_1/\tau_2 0.721 1.060 1.388
Q_{PAH} 0.988 2.860 4.930
U_{min} 2.654 7.584 14.338
{\rm log}_{10}(\gamma_e)\, -2.755 -1.667 -0.502

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.550 -1.834 -0.810
{\rm log}_{10}(\tau_{AGN})\, 1.098 1.515 1.850

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.925 -0.409 -0.143
0.03-0.10 Gyr -1.219 -0.462 -0.032
0.10-0.32 Gyr -1.112 -0.380 0.080
0.32-1.06 Gyr -0.930 -0.232 0.203
1.06-3.43 Gyr -0.513 -0.032 0.229
3.43-11.15 Gyr -0.189 0.137 0.298
11.15-12.38 Gyr -0.372 0.205 0.779