2025ons

Download data

Information

Transient

Name: AT2025ons
Right ascension: 1h12m18.58s
Declination: -11d26m07.10s
Discovery Date: June 21, 2025, 5:48 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.021

Host

Name:
Right ascension: 1h12m18.74s
Declination: -11d26m05.05s
Redshift: None
Photometric Redshift: 0.077
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 10.15
Transient MWEBV processed 0.06
Host match processed 6.9
Host information processed 0.14
Host MWEBV processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 5.0
Validate global photometry processed 13.9
Global host SED inference processed 492.29
Local aperture photometry processed 5.62
Validate local photometry processed 0.02
Local host SED inference processed 506.91
 

Cutout Download Report

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:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 1h12m18.58s, -11d26m07.10s
semi major axis, semi minor axis (arcsec) = 1.37, 1.37
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 7.58 0.14 21.700 0.021 AB
PanSTARRS_g 6.77 0.35 21.823 0.056 AB
PanSTARRS_r 8.87 0.35 21.530 0.043 AB
DES_r 10.39 0.26 21.359 0.027 AB
PanSTARRS_i 9.65 0.37 21.439 0.042 AB
PanSTARRS_z 12.72 0.88 21.139 0.075 AB
DES_z 13.97 0.67 21.037 0.052 AB
PanSTARRS_y 14.1 2.2 21.027 0.170 AB

Aperture details

RA, DEC (J2000) = 1h12m18.75s, -11d26m04.79s
semi major axis, semi minor axis (arcsec) = 5.19, 3.69
angle (degrees, anti-clockwise from east) = -120.52

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 39.14 6.36 19.918 0.177 AB
GALEX_NUV 35.78 3.73 20.016 0.113 AB
DES_g 119.75 0.52 18.704 0.005 AB
PanSTARRS_g 115.89 1.13 18.740 0.011 AB
PanSTARRS_r 143.06 1.11 18.511 0.008 AB
DES_r 151.02 0.91 18.452 0.007 AB
PanSTARRS_i 160.96 1.17 18.383 0.008 AB
PanSTARRS_z 169.59 2.77 18.327 0.018 AB
DES_z 177.96 2.32 18.274 0.014 AB
PanSTARRS_y 203.82 6.95 18.127 0.037 AB
2MASS_J 154.42 139.63 17.533 0.982 Vega
2MASS_H 321.27 196.51 16.265 0.664 Vega
2MASS_K 365.5 234.39 15.655 0.696 Vega
WISE_W1 86.12 8.21 16.363 0.103 Vega
WISE_W2 53.83 13.15 16.233 0.265 Vega
WISE_W3 57.86 54.2 14.320 1.017 Vega
WISE_W4 234.78 296.28 11.353 1.370 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

Click the image to load the interactive plot.


Click the image to load the interactive plot.


 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.783 8.049 8.244
{\rm log}_{10}({\rm SFR}) -2.175 -1.132 -0.242
{\rm log}_{10}({\rm sSFR}) -10.354 -9.243 -7.930
{\rm stellar\ age} 0.111 1.326 5.047

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.310 -0.340 0.042
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.400 -0.725 -0.015

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.216 0.521 1.229
\delta -0.566 -0.115 0.192
\tau_1/\tau_2 0.593 1.050 1.511
Q_{PAH} 1.343 3.337 5.630
U_{min} 3.092 9.244 17.279
{\rm log}_{10}(\gamma_e)\, -2.786 -1.725 -0.668

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.053 -0.058 0.276
{\rm log}_{10}(\tau_{AGN})\, 1.187 1.600 1.959

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.418 -1.959 -1.358
0.03-0.10 Gyr -2.384 -1.070 -0.087
0.10-0.33 Gyr -2.990 -1.225 -0.494
0.33-1.07 Gyr -4.760 -1.777 -1.015
1.07-3.50 Gyr -6.435 -2.961 -1.626
3.50-11.46 Gyr -7.244 -3.300 -1.891
11.46-12.74 Gyr -7.466 -3.034 -1.770

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.983 9.232 9.464
{\rm log}_{10}({\rm SFR}) -0.486 0.033 0.301
{\rm log}_{10}({\rm sSFR}) -9.810 -9.232 -8.847
{\rm stellar\ age} 0.929 4.323 6.470

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.571 -0.936 -0.398
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.393 0.149 0.369

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.086 0.254 0.478
\delta -0.088 0.224 0.355
\tau_1/\tau_2 0.558 1.007 1.483
Q_{PAH} 1.193 3.046 4.841
U_{min} 2.948 8.898 16.565
{\rm log}_{10}(\gamma_e)\, -2.656 -1.518 -0.459

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.814 -2.268 -1.393
{\rm log}_{10}(\tau_{AGN})\, 1.104 1.564 1.940

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.367 -1.199 -0.761
0.03-0.10 Gyr -0.359 0.185 0.460
0.10-0.33 Gyr -0.192 0.230 0.593
0.33-1.07 Gyr -1.768 -0.527 -0.104
1.07-3.50 Gyr -2.497 -0.872 -0.417
3.50-11.46 Gyr -2.831 -1.055 -0.534
11.46-12.74 Gyr -2.801 -0.980 -0.238