2026nki results

Information

Transient
Name:AT2026nki
Right ascension: 17h56m50.41s
Declination:39d23m19.11s
Discovery Date:May 21, 2026, 8:57 a.m.
Classification:None
Redshift:None
MW E(B-V):0.051
Host
Name:J175650.42+392318.16
Object ID:9907734772121936
Catalog Name:decals
Catalog Release:dr9
Right ascension: 17h56m50.42s
Declination:39d23m18.16s
Redshift:None
Photometric Redshift:0.100
 

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_z
DES_r
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 20.05
Transient MWEBV processed 0.04
Host match processed 4.65
Host information processed 0.12
Host MWEBV processed 0.2
Global aperture construction processed 0.65
Global aperture photometry processed 6.0
Validate global photometry processed 18.9
Global host SED inference processed 456.31
Local aperture photometry processed 5.65
Validate local photometry processed 0.02
Local host SED inference processed 787.62
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):17h56m50.41s, 39d23m19.11s
semi major axis, semi minor axis (arcsec):1.09, 1.09
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_z 257.56 0.74 17.873 0.003 AB
DES_z 266.44 2.71 17.836 0.011 AB
PanSTARRS_y 324.44 1.7 17.622 0.006 AB

Aperture details

RA, DEC (J2000):17h56m50.41s, 39d23m18.28s
semi major axis, semi minor axis (arcsec):15.61, 6.38
angle (degrees, anti-clockwise from east):-86.1
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 33.22 4.74 20.097 0.155 AB
GALEX_NUV 30.92 3.05 20.174 0.107 AB
SDSS_u 51.57 8.52 19.619 0.179 AB
SDSS_g 478.87 6.41 17.199 0.015 AB
DES_g 481.89 2.47 17.193 0.006 AB
PanSTARRS_g 500.73 2.16 17.151 0.005 AB
SDSS_r 965.18 9.4 16.438 0.011 AB
PanSTARRS_r 956.53 2.86 16.448 0.003 AB
SDSS_i 1424.97 12.33 16.015 0.009 AB
PanSTARRS_i 1425.53 1.83 16.015 0.001 AB
PanSTARRS_z 1714.65 6.0 15.815 0.004 AB
SDSS_z 1858.63 38.7 15.727 0.023 AB
DES_z 1794.12 7.45 15.765 0.005 AB
PanSTARRS_y 2125.02 15.14 15.582 0.008 AB
2MASS_J 2808.49 195.32 14.384 0.076 Vega
2MASS_H 3937.96 298.53 13.544 0.082 Vega
2MASS_K 2915.28 322.43 13.400 0.120 Vega
WISE_W1 1442.47 20.01 13.303 0.015 Vega
WISE_W2 952.44 23.27 13.114 0.027 Vega
WISE_W3 3569.37 84.83 9.845 0.026 Vega
WISE_W4 7456.15 765.87 7.599 0.112 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.725 10.071 10.277
{\rm log}_{10}({\rm SFR}) 0.003 0.390 0.835
{\rm log}_{10}({\rm sSFR}) -10.085 -9.687 -9.036
{\rm stellar\ age} 2.806 6.530 9.037

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.320 -0.471 -0.009
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.955 -0.375 0.145

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.558 0.933 1.314
\delta -0.726 -0.449 0.126
\tau_1/\tau_2 0.379 0.815 1.362
Q_{PAH} 0.385 1.408 3.664
U_{min} 3.016 8.202 15.486
{\rm log}_{10}(\gamma_e)\, -3.338 -1.685 -0.590

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.185 -2.276 -0.519
{\rm log}_{10}(\tau_{AGN})\, 1.036 1.409 1.967

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.228 0.586 1.023
0.03-0.10 Gyr -1.100 0.025 0.707
0.10-0.33 Gyr -2.286 -0.431 0.228
0.33-1.06 Gyr -2.396 -0.329 0.458
1.06-3.45 Gyr -2.072 -0.168 0.331
3.45-11.21 Gyr -1.441 0.023 0.396
11.21-12.46 Gyr -1.211 0.109 1.042

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.970 11.043 11.118
{\rm log}_{10}({\rm SFR}) -0.287 0.003 0.281
{\rm log}_{10}({\rm sSFR}) -11.349 -11.027 -10.765
{\rm stellar\ age} 7.674 10.167 11.770

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.730 -0.546 -0.400
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.302 -0.218 0.184

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.129 0.212 0.322
\delta -0.449 -0.133 0.093
\tau_1/\tau_2 0.605 1.066 1.527
Q_{PAH} 0.995 2.979 4.939
U_{min} 2.798 8.556 16.423
{\rm log}_{10}(\gamma_e)\, -1.728 -0.835 -0.274

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.438 -2.127 -1.230
{\rm log}_{10}(\tau_{AGN})\, 1.359 1.842 2.059

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.086 0.318 0.537
0.03-0.10 Gyr -2.038 -0.464 0.155
0.10-0.33 Gyr -2.835 -0.603 0.071
0.33-1.06 Gyr -2.735 -0.519 0.146
1.06-3.45 Gyr -2.685 -0.559 0.270
3.45-11.21 Gyr -0.938 0.908 1.259
11.21-12.46 Gyr 1.190 2.012 2.269