2026cai results

Information

Transient
Name:AT2026cai
Right ascension: 2h38m42.77s
Declination:18d10m35.66s
Discovery Date:Feb. 1, 2026, 3:10 a.m.
Classification:None
Redshift:None
MW E(B-V):0.073
Host
Name:
Right ascension: 2h38m42.75s
Declination:18d10m33.51s
Redshift:None
Photometric Redshift:0.091
 

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
DES_g
DES_r
DES_z
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 6.78
Transient MWEBV processed 0.05
Host match processed 5.13
Host information processed 0.11
Host MWEBV processed 0.1
Global aperture construction processed 0.64
Global aperture photometry processed 4.9
Validate global photometry processed 14.95
Global host SED inference processed 462.21
Local aperture photometry processed 4.8
Validate local photometry processed 0.02
Local host SED inference processed 433.18
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):2h38m42.77s, 18d10m35.66s
semi major axis, semi minor axis (arcsec):1.18, 1.18
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 6.03 0.11 21.949 0.019 AB
DES_r 13.87 0.27 21.045 0.021 AB
PanSTARRS_i 19.51 0.41 20.675 0.023 AB
PanSTARRS_z 23.3 1.0 20.481 0.047 AB
DES_z 25.53 0.7 20.382 0.030 AB
PanSTARRS_y 28.45 1.97 20.265 0.075 AB

Aperture details

RA, DEC (J2000):2h38m42.73s, 18d10m33.54s
semi major axis, semi minor axis (arcsec):4.18, 3.28
angle (degrees, anti-clockwise from east):-166.48
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.13 1.07 23.768 1.030 AB
GALEX_NUV 2.45 1.86 22.926 0.822 AB
DES_g 47.25 0.31 19.714 0.007 AB
PanSTARRS_g 44.9 0.86 19.769 0.021 AB
PanSTARRS_r 104.4 1.14 18.853 0.012 AB
DES_r 110.99 0.77 18.787 0.007 AB
PanSTARRS_i 151.02 1.26 18.452 0.009 AB
PanSTARRS_z 192.17 3.06 18.191 0.017 AB
DES_z 199.37 1.98 18.151 0.011 AB
PanSTARRS_y 218.26 6.02 18.053 0.030 AB
2MASS_J 513.89 97.31 16.228 0.206 Vega
2MASS_H 446.19 158.64 15.909 0.386 Vega
2MASS_K 325.66 132.88 15.780 0.443 Vega
WISE_W1 96.04 8.58 16.245 0.097 Vega
WISE_W2 49.48 11.3 16.325 0.248 Vega
WISE_W3 25.52 67.29 15.209 2.863 Vega
WISE_W4 200.47 431.89 11.525 2.339 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.948 9.086 9.229
{\rm log}_{10}({\rm SFR}) -1.743 -1.153 -0.670
{\rm log}_{10}({\rm sSFR}) -10.845 -10.260 -9.720
{\rm stellar\ age} 4.910 6.759 8.037

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.578 -0.959 -0.369
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.565 -0.737 0.091

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.567 1.019 1.435
\delta -0.300 0.015 0.261
\tau_1/\tau_2 0.675 1.005 1.346
Q_{PAH} 1.225 3.206 5.489
U_{min} 2.951 7.775 14.408
{\rm log}_{10}(\gamma_e)\, -2.920 -1.833 -0.673

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.075 -0.495 0.080
{\rm log}_{10}(\tau_{AGN})\, 1.131 1.490 1.969

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.778 -1.137 -0.676
0.03-0.10 Gyr -1.954 -1.247 -0.664
0.10-0.33 Gyr -1.965 -1.230 -0.631
0.33-1.06 Gyr -1.997 -1.184 -0.621
1.06-3.47 Gyr -1.544 -0.935 -0.647
3.47-11.31 Gyr -1.265 -0.790 -0.588
11.31-12.56 Gyr -1.495 -0.818 -0.258

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.908 10.005 10.095
{\rm log}_{10}({\rm SFR}) -2.180 -1.064 -0.423
{\rm log}_{10}({\rm sSFR}) -12.263 -11.049 -10.393
{\rm stellar\ age} 7.378 9.784 11.878

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.508 -1.095 -0.773
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.449 -0.069 0.351

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.232 0.401 0.582
\delta -0.830 -0.590 -0.251
\tau_1/\tau_2 0.647 1.033 1.449
Q_{PAH} 0.908 2.500 4.695
U_{min} 3.432 9.406 16.900
{\rm log}_{10}(\gamma_e)\, -2.142 -1.073 -0.349

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.170 -3.030 -1.833
{\rm log}_{10}(\tau_{AGN})\, 1.086 1.607 1.944

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.087 -1.418 -0.847
0.03-0.10 Gyr -2.474 -1.047 -0.310
0.10-0.33 Gyr -3.526 -1.401 -0.518
0.33-1.06 Gyr -4.869 -1.917 -0.772
1.06-3.47 Gyr -3.763 -1.484 -0.391
3.47-11.31 Gyr -2.062 -0.086 0.213
11.31-12.56 Gyr -0.087 0.908 1.245