2026icb results

Information

Transient
Name:AT2026icb
Right ascension: 18h55m04.39s
Declination:55d02m09.27s
Discovery Date:March 26, 2026, 7:13 p.m.
Classification:None
Redshift:None
MW E(B-V):
Host
Name:J185504.31+550205.73
Right ascension: 18h55m04.31s
Declination:55d02m05.73s
Redshift:None
Photometric Redshift:0.057
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
GALEX_FUV
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 4.41
Transient MWEBV processed 0.04
Host match processed 4.68
Host information processed 0.17
Host MWEBV processed 0.05
Global aperture construction processed 0.67
Global aperture photometry processed 4.15
Validate global photometry processed 11.31
Global host SED inference processed 437.98
Local aperture photometry processed 3.85
Validate local photometry processed 0.02
Local host SED inference processed 471.25
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):18h55m04.39s, 55d02m09.27s
semi major axis, semi minor axis (arcsec):1.8, 1.8
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 73.24 0.41 19.238 0.006 AB
PanSTARRS_r 126.93 0.56 18.641 0.005 AB
PanSTARRS_i 185.47 0.56 18.229 0.003 AB
PanSTARRS_z 224.7 1.41 18.021 0.007 AB
PanSTARRS_y 256.99 2.72 17.875 0.012 AB

Aperture details

RA, DEC (J2000):18h55m04.08s, 55d02m05.55s
semi major axis, semi minor axis (arcsec):24.18, 11.86
angle (degrees, anti-clockwise from east):-93.62
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 166.88 8.42 18.344 0.055 AB
PanSTARRS_g 1325.08 3.53 16.094 0.003 AB
PanSTARRS_r 2269.02 4.9 15.510 0.002 AB
2MASS_J 4272.35 354.6 13.928 0.090 Vega
2MASS_H 5725.43 499.74 13.138 0.095 Vega
2MASS_K 4029.17 716.49 13.049 0.193 Vega
WISE_W1 2891.58 34.84 12.548 0.013 Vega
WISE_W2 1860.68 49.16 12.387 0.029 Vega
WISE_W3 6753.95 88.82 9.152 0.014 Vega
WISE_W4 8145.2 703.86 7.503 0.094 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.416 9.574 9.719
{\rm log}_{10}({\rm SFR}) -1.561 -0.830 -0.037
{\rm log}_{10}({\rm sSFR}) -11.093 -10.381 -9.617
{\rm stellar\ age} 5.236 7.395 9.421

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.596 -1.032 -0.600
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.678 -0.875 -0.055

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.359 0.790 1.155
\delta -0.604 -0.195 0.168
\tau_1/\tau_2 0.635 1.021 1.400
Q_{PAH} 0.739 2.304 4.738
U_{min} 2.941 8.425 15.659
{\rm log}_{10}(\gamma_e)\, -3.194 -2.095 -0.777

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.495 -1.538 -0.603
{\rm log}_{10}(\tau_{AGN})\, 0.962 1.462 1.918

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.952 -1.148 -0.663
0.03-0.10 Gyr -1.740 -0.785 0.101
0.10-0.33 Gyr -1.793 -0.805 -0.111
0.33-1.08 Gyr -1.922 -0.830 -0.247
1.08-3.56 Gyr -1.729 -0.639 -0.243
3.56-11.69 Gyr -1.097 -0.364 -0.139
11.69-12.99 Gyr -1.115 -0.228 0.463

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.481 10.595 10.694
{\rm log}_{10}({\rm SFR}) 0.272 0.563 0.923
{\rm log}_{10}({\rm sSFR}) -10.320 -10.019 -9.652
{\rm stellar\ age} 5.122 6.698 8.175

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.611 -0.255 -0.029
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.708 0.066 0.293

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.160 0.261 0.436
\delta -0.631 -0.142 0.224
\tau_1/\tau_2 0.579 1.000 1.401
Q_{PAH} 0.943 2.165 4.068
U_{min} 3.066 7.699 14.733
{\rm log}_{10}(\gamma_e)\, -3.204 -2.299 -1.587

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.452 -2.073 -1.650
{\rm log}_{10}(\tau_{AGN})\, 0.892 1.281 1.780

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.081 0.472 0.709
0.03-0.10 Gyr 0.089 0.574 1.048
0.10-0.33 Gyr -0.040 0.534 0.892
0.33-1.08 Gyr -0.131 0.482 0.783
1.08-3.56 Gyr 0.227 0.680 0.912
3.56-11.69 Gyr 0.257 0.641 0.833
11.69-12.99 Gyr -0.042 0.682 1.256