2025icu results

Information

Transient
Name:AT2025icu
Right ascension: 15h57m50.79s
Declination:62d55m06.04s
Discovery Date:April 22, 2025, 9:18 a.m.
Classification:None
Redshift:None
MW E(B-V):0.017
Host
Name:2025icu
Right ascension: 15h57m49.66s
Declination:62d55m08.88s
Redshift:None
Photometric Redshift:0.105
 

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
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
 DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 14.57
Transient MWEBV processed 0.04
Host match processed 1.88
Host information processed 0.08
Host MWEBV processed 0.05
Global aperture construction processed 0.66
Global aperture photometry processed 5.73
Validate global photometry processed 16.78
Global host SED inference processed 398.43
Local aperture photometry processed 5.73
Validate local photometry processed 0.02
Local host SED inference failed 0.0
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h57m50.79s, 62d55m06.04s
semi major axis, semi minor axis (arcsec):1.04, 1.04
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_y -0.49 1.88 AB

Aperture details

RA, DEC (J2000):15h57m49.64s, 62d55m08.90s
semi major axis, semi minor axis (arcsec):10.11, 6.32
angle (degrees, anti-clockwise from east):-29.64
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 36.08 5.89 20.007 0.177 AB
GALEX_NUV 50.02 4.3 19.652 0.093 AB
SDSS_u 112.06 8.53 18.776 0.083 AB
SDSS_g 291.4 4.96 17.739 0.018 AB
PanSTARRS_g 327.31 2.28 17.613 0.008 AB
SDSS_r 499.23 6.72 17.154 0.015 AB
PanSTARRS_r 515.69 3.44 17.119 0.007 AB
SDSS_i 732.75 9.31 16.738 0.014 AB
PanSTARRS_i 742.67 4.06 16.723 0.006 AB
PanSTARRS_z 848.07 5.39 16.579 0.007 AB
SDSS_z 1043.5 23.74 16.354 0.025 AB
PanSTARRS_y 1031.78 14.13 16.366 0.015 AB
2MASS_J 1492.36 195.82 15.070 0.142 Vega
2MASS_H 1408.04 296.21 14.661 0.228 Vega
2MASS_K 841.93 375.24 14.749 0.484 Vega
WISE_W1 1183.04 13.05 13.518 0.012 Vega
WISE_W2 793.31 16.78 13.312 0.023 Vega
WISE_W3 1399.45 45.28 10.861 0.035 Vega
WISE_W4 723.72 301.52 10.131 0.452 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.649 10.711 10.763
{\rm log}_{10}({\rm SFR}) 0.708 0.868 1.048
{\rm log}_{10}({\rm sSFR}) -10.015 -9.840 -9.627
{\rm stellar\ age} 5.546 6.474 7.370

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.092 0.063 0.145
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.768 -1.101 0.189

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.512 0.630 0.778
\delta 0.114 0.234 0.328
\tau_1/\tau_2 0.593 0.866 1.155
Q_{PAH} 0.416 0.907 1.594
U_{min} 2.193 6.023 11.790
{\rm log}_{10}(\gamma_e)\, -3.343 -2.746 -2.156

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.247 -3.188 -2.208
{\rm log}_{10}(\tau_{AGN})\, 0.956 1.365 1.837

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.646 0.789 0.929
0.03-0.10 Gyr 0.681 0.906 1.126
0.10-0.33 Gyr 0.550 0.790 1.014
0.33-1.06 Gyr 0.379 0.657 0.878
1.06-3.43 Gyr 0.518 0.779 0.960
3.43-11.16 Gyr 0.651 0.821 0.944
11.16-12.40 Gyr 0.394 0.855 1.242