2026cej

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Information

Transient

Name: AT2026cej
Right ascension: 16h55m00.47s
Declination: 55d01m42.19s
Discovery Date: Feb. 3, 2026, 11:39 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.016

Host

Name:
Right ascension: 16h55m00.44s
Declination: 55d01m42.18s
Redshift: None
Photometric Redshift: 0.062
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.69
Transient MWEBV processed 0.06
Host match processed 6.09
Host information processed 0.16
Host MWEBV processed 0.1
Global aperture construction processed 0.63
Global aperture photometry processed 4.05
Validate global photometry processed 12.16
Global host SED inference processed 473.19
Local aperture photometry processed 3.74
Validate local photometry processed 0.02
Local host SED inference processed 477.2
 

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) = 16h55m00.47s, 55d01m42.19s
semi major axis, semi minor axis (arcsec) = 1.66, 1.66
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 27.65 0.39 20.296 0.015 AB
PanSTARRS_r 36.69 0.59 19.989 0.017 AB
PanSTARRS_i 42.31 0.46 19.834 0.012 AB
PanSTARRS_z 43.62 1.25 19.801 0.031 AB
PanSTARRS_y 40.5 2.69 19.881 0.072 AB

Aperture details

RA, DEC (J2000) = 16h55m00.44s, 55d01m42.33s
semi major axis, semi minor axis (arcsec) = 4.63, 3.66
angle (degrees, anti-clockwise from east) = -61.01

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 14.42 2.92 21.003 0.220 AB
GALEX_NUV 13.44 1.46 21.079 0.118 AB
PanSTARRS_g 52.22 0.94 19.605 0.020 AB
PanSTARRS_r 68.81 1.42 19.306 0.022 AB
PanSTARRS_i 78.03 1.1 19.169 0.015 AB
PanSTARRS_z 72.25 3.04 19.253 0.046 AB
PanSTARRS_y 68.67 6.52 19.308 0.103 AB
2MASS_J -20.92 116.53 Vega
2MASS_H 14.21 185.55 19.651 14.182 Vega
2MASS_K -47.52 194.66 Vega
WISE_W1 22.43 6.97 17.824 0.337 Vega
WISE_W2 12.94 7.44 17.781 0.624 Vega
WISE_W3 -3.45 25.17 Vega
WISE_W4 -14.22 164.06 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.363 8.612 8.749
{\rm log}_{10}({\rm SFR}) -2.088 -1.233 -0.246
{\rm log}_{10}({\rm sSFR}) -10.734 -9.905 -8.837
{\rm stellar\ age} 1.271 5.279 7.086

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.737 -1.298 -0.765
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.672 -0.948 -0.071

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.078 0.276 0.718
\delta -0.676 -0.265 0.154
\tau_1/\tau_2 0.708 1.085 1.457
Q_{PAH} 0.924 2.669 4.868
U_{min} 3.305 9.025 16.345
{\rm log}_{10}(\gamma_e)\, -2.851 -1.675 -0.547

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.664 -0.369 0.029
{\rm log}_{10}(\tau_{AGN})\, 1.103 1.509 1.981

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.804 -1.878 -1.295
0.03-0.10 Gyr -2.196 -1.135 -0.101
0.10-0.33 Gyr -2.099 -1.027 -0.522
0.33-1.08 Gyr -2.858 -1.245 -0.816
1.08-3.54 Gyr -2.990 -1.338 -1.030
3.54-11.63 Gyr -3.573 -1.479 -1.134
11.63-12.93 Gyr -3.694 -1.550 -0.927

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.766 8.900 9.002
{\rm log}_{10}({\rm SFR}) -1.182 -0.912 -0.616
{\rm log}_{10}({\rm sSFR}) -10.093 -9.825 -9.502
{\rm stellar\ age} 4.738 6.309 7.538

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.726 -1.362 -0.930
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.605 -0.165 0.303

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.036 0.119 0.282
\delta -0.383 0.031 0.282
\tau_1/\tau_2 0.653 1.025 1.383
Q_{PAH} 1.036 2.430 4.362
U_{min} 2.903 8.194 15.255
{\rm log}_{10}(\gamma_e)\, -2.370 -1.217 -0.396

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.814 -1.115 -0.680
{\rm log}_{10}(\tau_{AGN})\, 1.349 1.713 1.954

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.407 -1.168 -0.959
0.03-0.10 Gyr -1.169 -0.831 -0.494
0.10-0.33 Gyr -1.090 -0.778 -0.489
0.33-1.08 Gyr -1.271 -0.931 -0.682
1.08-3.54 Gyr -1.348 -1.054 -0.835
3.54-11.63 Gyr -1.387 -1.051 -0.860
11.63-12.93 Gyr -1.566 -0.987 -0.554