2026ou

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Information

Transient

Name: AT2026ou
Right ascension: 15h30m19.06s
Declination: 24d15m11.47s
Discovery Date: Jan. 9, 2026, 2:51 p.m.
Classification: None
Redshift: None
MW E(B-V):

Host

Name: J153019.31+241522.3
Right ascension: 15h30m19.32s
Declination: 24d15m22.32s
Redshift: None
Photometric Redshift: 0.080
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.12
Transient MWEBV processed 0.04
Host match processed 4.37
Host information processed 0.06
Host MWEBV processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 6.35
Validate global photometry processed 19.08
Global host SED inference processed 445.42
Local aperture photometry processed 6.36
Validate local photometry processed 0.03
Local host SED inference processed 410.54
 

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) = 15h30m19.06s, 24d15m11.47s
semi major axis, semi minor axis (arcsec) = 1.33, 1.33
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 21.93 0.24 20.547 0.012 AB
PanSTARRS_g 26.78 0.3 20.331 0.012 AB
SDSS_r 47.78 1.88 19.702 0.043 AB
PanSTARRS_r 56.01 0.43 19.529 0.008 AB
DES_r 45.25 0.58 19.761 0.014 AB
SDSS_i 63.51 2.32 19.393 0.040 AB
PanSTARRS_i 82.05 0.38 19.115 0.005 AB
PanSTARRS_z 104.27 0.98 18.855 0.010 AB
SDSS_z 83.03 3.91 19.102 0.051 AB
DES_z 83.88 1.96 19.091 0.025 AB
PanSTARRS_y 121.97 1.99 18.684 0.018 AB

Aperture details

RA, DEC (J2000) = 15h30m19.31s, 24d15m22.36s
semi major axis, semi minor axis (arcsec) = 5.42, 4.24
angle (degrees, anti-clockwise from east) = -120.84

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.43 1.91 22.063 0.382 AB
GALEX_NUV 5.62 1.39 22.026 0.269 AB
SDSS_u 59.77 4.12 19.459 0.075 AB
SDSS_g 266.89 4.57 17.834 0.019 AB
DES_g 285.4 0.86 17.761 0.003 AB
PanSTARRS_g 296.3 1.07 17.721 0.004 AB
SDSS_r 563.12 6.48 17.023 0.012 AB
PanSTARRS_r 577.13 1.51 16.997 0.003 AB
DES_r 608.02 2.12 16.940 0.004 AB
SDSS_i 788.8 8.23 16.658 0.011 AB
PanSTARRS_i 767.0 1.31 16.688 0.002 AB
PanSTARRS_z 959.53 3.41 16.445 0.004 AB
SDSS_z 934.04 13.68 16.474 0.016 AB
DES_z 1026.63 6.87 16.371 0.007 AB
PanSTARRS_y 1114.64 7.0 16.282 0.007 AB
2MASS_J 1565.92 131.68 15.018 0.091 Vega
2MASS_H 1667.4 196.09 14.477 0.128 Vega
2MASS_K 1803.58 233.29 13.922 0.140 Vega
WISE_W1 677.32 15.69 14.124 0.025 Vega
WISE_W2 427.06 17.61 13.985 0.045 Vega
WISE_W3 11.65 44.83 16.060 4.178 Vega
WISE_W4 671.69 289.26 10.212 0.468 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})\, 9.462 9.579 9.725
{\rm log}_{10}({\rm SFR}) -1.009 -0.655 -0.282
{\rm log}_{10}({\rm sSFR}) -10.624 -10.223 -9.826
{\rm stellar\ age} 6.122 7.512 10.599

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.100 -0.732 -0.353
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.965 -0.707 -0.439

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.681 0.971 1.248
\delta -0.432 -0.216 0.043
\tau_1/\tau_2 0.486 0.825 1.190
Q_{PAH} 0.793 2.824 5.046
U_{min} 2.799 7.718 14.614
{\rm log}_{10}(\gamma_e)\, -3.241 -2.088 -0.703

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.403 -1.367 -0.435
{\rm log}_{10}(\tau_{AGN})\, 0.987 1.459 1.926

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.692 -0.373 -0.090
0.03-0.10 Gyr -1.875 -0.947 -0.379
0.10-0.33 Gyr -2.636 -1.187 -0.596
0.33-1.07 Gyr -2.804 -1.075 -0.417
1.07-3.50 Gyr -2.330 -0.737 -0.280
3.50-11.44 Gyr -0.815 -0.324 -0.126
11.44-12.71 Gyr -0.848 -0.172 0.722

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.357 10.473 10.577
{\rm log}_{10}({\rm SFR}) -4.603 -1.794 -0.766
{\rm log}_{10}({\rm sSFR}) -15.018 -12.242 -11.146
{\rm stellar\ age} 6.328 7.469 10.624

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.379 -0.957 -0.702
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.490 -0.543 0.223

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.204 0.345 0.514
\delta -0.750 -0.338 0.053
\tau_1/\tau_2 0.579 0.987 1.406
Q_{PAH} 1.829 4.042 6.028
U_{min} 3.344 9.601 17.452
{\rm log}_{10}(\gamma_e)\, -2.620 -1.005 -0.253

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.633 -2.334 -1.410
{\rm log}_{10}(\tau_{AGN})\, 1.169 1.673 2.001

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -5.689 -2.195 -0.923
0.03-0.10 Gyr -5.209 -1.990 -0.722
0.10-0.33 Gyr -4.393 -1.661 -0.317
0.33-1.07 Gyr -3.696 -1.265 0.060
1.07-3.50 Gyr -2.406 0.104 0.648
3.50-11.44 Gyr -0.267 0.595 0.816
11.44-12.71 Gyr -1.066 0.557 1.598