2026acpr results

Information

Transient
Name:AT2026acpr
Right ascension: 8h39m54.87s
Declination:57d54m19.72s
Discovery Date:Sept. 21, 2026, 2:22 p.m.
Classification:None
Redshift:None
MW E(B-V):0.074
Host
Name:J083954.80+575420.10
Object ID:9907739348174681
Catalog Name:decals
Catalog Release:dr9
Right ascension: 8h39m54.80s
Declination:57d54m20.10s
Redshift:None
Photometric Redshift:0.041
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 20.26
Transient MWEBV processed 0.12
Host match processed 5.45
Host information processed 0.16
Host MWEBV processed 0.12
Host spectrum download processed 0.12
Global aperture construction processed 0.66
Global aperture photometry processed 7.02
Validate global photometry processed 19.55
Global host SED inference processed 342.63
Local aperture photometry processed 7.02
Validate local photometry processed 0.03
Local host SED inference processed 397.58
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum


 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.784 8.121 8.335
{\rm log}_{10}({\rm SFR}) -1.378 -1.001 -0.616
{\rm log}_{10}({\rm sSFR}) -9.628 -9.095 -8.432
{\rm stellar\ age} 1.896 5.292 7.181

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.600 -0.987 -0.370
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.475 -0.086 0.322

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.308 0.615 1.006
\delta -0.398 0.000 0.282
\tau_1/\tau_2 0.674 0.991 1.299
Q_{PAH} 0.713 2.175 4.450
U_{min} 3.071 8.122 15.621
{\rm log}_{10}(\gamma_e)\, -2.756 -1.584 -0.625

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.137 -2.054 -0.337
{\rm log}_{10}(\tau_{AGN})\, 1.082 1.527 1.950

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.289 -0.890 -0.534
0.03-0.10 Gyr -1.712 -1.132 -0.634
0.10-0.33 Gyr -2.139 -1.531 -1.061
0.33-1.09 Gyr -2.531 -1.769 -1.390
1.09-3.60 Gyr -2.777 -1.866 -1.506
3.60-11.88 Gyr -3.076 -1.980 -1.572
11.88-13.21 Gyr -3.260 -2.040 -1.411

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.466 8.575 8.672
{\rm log}_{10}({\rm SFR}) -1.688 -1.370 -1.012
{\rm log}_{10}({\rm sSFR}) -10.296 -9.948 -9.573
{\rm stellar\ age} 6.110 7.255 8.208

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.752 -1.350 -0.871
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.308 -0.152 0.323

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.078 0.252 0.524
\delta -0.338 0.015 0.244
\tau_1/\tau_2 0.683 0.967 1.245
Q_{PAH} 0.936 2.362 4.320
U_{min} 2.801 7.599 15.068
{\rm log}_{10}(\gamma_e)\, -2.937 -1.903 -0.774

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.206 -2.825 -1.074
{\rm log}_{10}(\tau_{AGN})\, 1.047 1.503 1.922

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.651 -1.330 -1.013
0.03-0.10 Gyr -1.830 -1.412 -0.979
0.10-0.33 Gyr -2.085 -1.683 -1.265
0.33-1.09 Gyr -2.139 -1.760 -1.433
1.09-3.60 Gyr -1.796 -1.474 -1.253
3.60-11.88 Gyr -1.523 -1.296 -1.147
11.88-13.21 Gyr -1.757 -1.283 -0.873
 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h39m54.87s, 57d54m19.72s
semi major axis, semi minor axis (arcsec):2.46, 2.46
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 10.23 2.41 21.375 0.256 AB
SDSS_g 19.55 1.32 20.672 0.073 AB
DES_g 20.2 0.28 20.637 0.015 AB
PanSTARRS_g 18.35 0.47 20.741 0.028 AB
SDSS_r 31.99 1.98 20.138 0.067 AB
PanSTARRS_r 27.68 0.79 20.295 0.031 AB
DES_r 33.23 0.66 20.096 0.022 AB
SDSS_i 30.74 2.55 20.181 0.090 AB
PanSTARRS_i 31.83 0.7 20.143 0.024 AB
PanSTARRS_z 35.6 1.73 20.021 0.053 AB
SDSS_z 32.32 10.55 20.126 0.354 AB
DES_z 42.78 1.44 19.822 0.037 AB
PanSTARRS_y 37.54 4.42 19.964 0.128 AB

Aperture details

RA, DEC (J2000):8h39m54.79s, 57d54m21.65s
semi major axis, semi minor axis (arcsec):3.74, 2.49
angle (degrees, anti-clockwise from east):308.13
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.88 1.61 22.178 0.357 AB
GALEX_NUV 6.8 0.49 21.818 0.079 AB
SDSS_u 18.82 3.1 20.713 0.179 AB
SDSS_g 31.4 1.68 20.158 0.058 AB
DES_g 30.19 0.34 20.200 0.012 AB
PanSTARRS_g 31.23 0.58 20.164 0.020 AB
SDSS_r 52.1 2.48 19.608 0.052 AB
PanSTARRS_r 49.09 0.96 19.673 0.021 AB
DES_r 50.51 0.81 19.641 0.018 AB
SDSS_i 51.76 3.18 19.615 0.067 AB
PanSTARRS_i 57.29 0.85 19.505 0.016 AB
PanSTARRS_z 63.47 2.07 19.394 0.035 AB
SDSS_z 45.02 13.03 19.767 0.314 AB
DES_z 65.85 1.76 19.354 0.029 AB
PanSTARRS_y 66.38 5.24 19.345 0.086 AB
2MASS_J 61.5 95.34 18.533 1.683 Vega
2MASS_H 383.65 168.54 16.073 0.477 Vega
2MASS_K -91.32 152.03 Vega
WISE_W1 37.31 7.37 17.271 0.214 Vega
WISE_W2 20.11 9.11 17.302 0.491 Vega
WISE_W3 33.28 44.58 14.920 1.454 Vega
WISE_W4 -60.53 342.82 Vega