2025ch results

Information

Transient
Name:AT2025ch
Right ascension: 2h14m23.12s
Declination:-6d42m06.78s
Discovery Date:Jan. 2, 2025, 5:18 a.m.
Classification:None
Redshift:None
MW E(B-V):0.024
Host
Name:2025ch
Right ascension: 2h14m23.27s
Declination:-6d42m08.46s
Redshift:0.053177
Photometric Redshift:0.041
 

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 15.26
Transient MWEBV processed 0.08
Host match processed 2.78
Host information processed 0.11
Host MWEBV processed 0.07
Global aperture construction processed 0.79
Global aperture photometry processed 5.98
Validate global photometry processed 15.46
Global host SED inference processed 660.84
Local aperture photometry processed 6.14
Validate local photometry processed 0.02
Local host SED inference processed 657.05
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):2h14m23.12s, -6d42m06.78s
semi major axis, semi minor axis (arcsec):1.93, 1.93
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 30.13 2.17 20.202 0.078 AB
SDSS_g 134.06 3.05 18.582 0.025 AB
PanSTARRS_g 187.61 0.57 18.217 0.003 AB
SDSS_r 280.22 4.45 17.781 0.017 AB
PanSTARRS_r 372.55 0.75 17.472 0.002 AB
SDSS_i 402.56 5.45 17.388 0.015 AB
PanSTARRS_i 537.38 0.75 17.074 0.002 AB
PanSTARRS_z 654.37 1.35 16.860 0.002 AB
SDSS_z 527.17 8.62 17.095 0.018 AB
PanSTARRS_y 783.74 3.26 16.665 0.005 AB

Aperture details

RA, DEC (J2000):2h14m23.26s, -6d42m08.28s
semi major axis, semi minor axis (arcsec):26.85, 10.28
angle (degrees, anti-clockwise from east):-109.91
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 748.83 16.3 16.714 0.024 AB
SDSS_g 2228.41 13.15 15.530 0.006 AB
PanSTARRS_g 2485.14 4.37 15.412 0.002 AB
SDSS_r 4482.05 19.28 14.771 0.005 AB
PanSTARRS_r 4571.9 5.33 14.750 0.001 AB
SDSS_i 6319.32 24.96 14.398 0.004 AB
PanSTARRS_i 6389.96 5.46 14.386 0.001 AB
PanSTARRS_z 7747.14 10.48 14.177 0.001 AB
SDSS_z 8514.3 58.95 14.075 0.008 AB
PanSTARRS_y 9367.89 27.18 13.971 0.003 AB
WISE_W1 6566.85 48.15 11.658 0.008 Vega
WISE_W2 3955.94 63.19 11.568 0.017 Vega
WISE_W3 9112.6 184.71 8.827 0.022 Vega
WISE_W4 9904.89 1262.9 7.290 0.138 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.862 9.977 10.107
{\rm log}_{10}({\rm SFR}) -1.205 -0.583 -0.078
{\rm log}_{10}({\rm sSFR}) -11.229 -10.518 -10.016
{\rm stellar\ age} 5.955 7.643 10.737

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.165 -0.627 -0.310
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.539 -0.886 -0.225

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.385 0.779 1.153
\delta -0.756 -0.340 -0.032
\tau_1/\tau_2 0.486 0.861 1.228
Q_{PAH} 0.574 2.777 4.982
U_{min} 2.817 7.770 14.083
{\rm log}_{10}(\gamma_e)\, -3.309 -2.252 -0.975

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.910 -1.602 -0.622
{\rm log}_{10}(\tau_{AGN})\, 1.027 1.475 1.884

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.027 -0.476 -0.061
0.03-0.10 Gyr -1.894 -0.717 -0.048
0.10-0.33 Gyr -2.112 -0.707 -0.037
0.33-1.08 Gyr -1.950 -0.548 0.075
1.08-3.57 Gyr -1.764 -0.308 0.154
3.57-11.74 Gyr -0.652 0.037 0.241
11.74-13.05 Gyr -0.503 0.217 1.065

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.978 11.068 11.155
{\rm log}_{10}({\rm SFR}) -0.039 0.643 1.166
{\rm log}_{10}({\rm sSFR}) -11.127 -10.425 -9.857
{\rm stellar\ age} 7.359 8.285 11.624

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.633 -0.343 -0.171
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.625 0.258 0.423

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.166 0.302 0.525
\delta -0.690 -0.239 0.263
\tau_1/\tau_2 0.502 0.902 1.318
Q_{PAH} 0.894 1.947 4.033
U_{min} 2.819 7.879 15.209
{\rm log}_{10}(\gamma_e)\, -3.253 -2.341 -1.361

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.717 -2.437 -1.878
{\rm log}_{10}(\tau_{AGN})\, 0.972 1.404 1.868

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.587 0.099 0.627
0.03-0.10 Gyr -0.228 0.718 1.321
0.10-0.33 Gyr -0.910 0.194 0.783
0.33-1.08 Gyr -1.671 -0.080 0.479
1.08-3.57 Gyr -1.005 0.329 0.932
3.57-11.74 Gyr 0.329 1.159 1.319
11.74-13.05 Gyr 0.722 1.486 2.221