2026iap results

Information

Transient
Name:AT2026iap
Right ascension: 21h33m10.96s
Declination:11d52m29.73s
Discovery Date:March 22, 2026, 12:44 p.m.
Classification:None
Redshift:None
MW E(B-V):
Host
Name:J213310.92+115229.31
Right ascension: 21h33m10.92s
Declination:11d52m29.31s
Redshift:0.062594
Photometric Redshift:None
 

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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.69
Transient MWEBV processed 0.03
Host match processed 4.97
Host information processed 0.08
Host MWEBV processed 0.03
Global aperture construction processed 0.65
Global aperture photometry processed 5.79
Validate global photometry processed 18.91
Global host SED inference processed 485.86
Local aperture photometry processed 6.06
Validate local photometry processed 0.03
Local host SED inference processed 469.94
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h33m10.96s, 11d52m29.73s
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
SDSS_u 44.98 2.02 19.767 0.049 AB
SDSS_g 312.35 4.61 17.663 0.016 AB
DES_g 295.16 0.68 17.725 0.003 AB
PanSTARRS_g 320.01 0.52 17.637 0.002 AB
SDSS_r 692.22 6.86 16.799 0.011 AB
PanSTARRS_r 733.01 0.74 16.737 0.001 AB
DES_r 808.98 2.13 16.630 0.003 AB
SDSS_i 1105.59 8.71 16.291 0.009 AB
PanSTARRS_i 1149.43 0.79 16.249 0.001 AB
PanSTARRS_z 1408.75 1.44 16.028 0.001 AB
SDSS_z 1412.8 10.49 16.025 0.008 AB
DES_z 1506.22 5.85 15.955 0.004 AB
PanSTARRS_y 1705.18 2.98 15.821 0.002 AB

Aperture details

RA, DEC (J2000):21h33m10.92s, 11d52m29.32s
semi major axis, semi minor axis (arcsec):11.08, 7.88
angle (degrees, anti-clockwise from east):-176.05
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.05 0.58 23.121 0.309 AB
GALEX_NUV 6.32 0.54 21.898 0.094 AB
SDSS_u 143.24 6.87 18.510 0.052 AB
SDSS_g 958.28 8.44 16.446 0.010 AB
DES_g 1041.99 1.39 16.355 0.001 AB
PanSTARRS_g 1070.14 2.05 16.326 0.002 AB
SDSS_r 2388.73 13.21 15.455 0.006 AB
PanSTARRS_r 2419.2 2.6 15.441 0.001 AB
DES_r 2615.42 3.97 15.356 0.002 AB
SDSS_i 3696.64 17.12 14.980 0.005 AB
PanSTARRS_i 3689.56 3.09 14.983 0.001 AB
PanSTARRS_z 4651.52 6.6 14.731 0.002 AB
SDSS_z 5100.93 28.58 14.631 0.006 AB
DES_z 5113.25 11.04 14.628 0.002 AB
PanSTARRS_y 5453.0 16.07 14.558 0.003 AB
2MASS_J 7111.64 251.94 13.375 0.038 Vega
2MASS_H 9060.26 429.88 12.640 0.052 Vega
2MASS_K 9249.52 437.24 12.147 0.051 Vega
WISE_W1 3572.16 37.63 12.319 0.011 Vega
WISE_W2 2022.85 38.5 12.296 0.021 Vega
WISE_W3 533.53 89.84 11.908 0.183 Vega
WISE_W4 747.72 481.48 10.096 0.699 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.304 10.397 10.504
{\rm log}_{10}({\rm SFR}) -0.741 -0.143 0.235
{\rm log}_{10}({\rm sSFR}) -11.236 -10.546 -10.098
{\rm stellar\ age} 5.447 7.011 8.517

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.480 -1.078 -0.782
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.984 0.184 0.384

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.619 0.793 0.968
\delta -0.940 -0.837 -0.676
\tau_1/\tau_2 0.584 0.909 1.252
Q_{PAH} 0.962 2.881 5.070
U_{min} 2.664 7.467 14.288
{\rm log}_{10}(\gamma_e)\, -3.323 -2.034 -1.109

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.186 -2.519 -0.971
{\rm log}_{10}(\tau_{AGN})\, 0.948 1.500 1.877

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.469 -0.034 0.251
0.03-0.10 Gyr -1.302 -0.252 0.256
0.10-0.33 Gyr -1.272 -0.131 0.402
0.33-1.08 Gyr -1.195 0.108 0.551
1.08-3.54 Gyr -0.579 0.416 0.661
3.54-11.63 Gyr 0.081 0.483 0.682
11.63-12.92 Gyr -0.150 0.516 1.115

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.023 11.132 11.172
{\rm log}_{10}({\rm SFR}) -1.495 -0.855 -0.381
{\rm log}_{10}({\rm sSFR}) -12.620 -11.959 -11.469
{\rm stellar\ age} 8.120 11.840 12.267

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.898 -0.723 -0.604
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.603 -0.718 0.103

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.279 0.370 0.480
\delta -0.905 -0.764 -0.592
\tau_1/\tau_2 0.493 0.955 1.426
Q_{PAH} 0.289 0.802 1.513
U_{min} 3.607 9.424 17.269
{\rm log}_{10}(\gamma_e)\, -2.949 -2.046 -1.497

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.522 -3.700 -2.823
{\rm log}_{10}(\tau_{AGN})\, 0.981 1.478 1.905

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.971 -0.905 -0.424
0.03-0.10 Gyr -2.577 -0.975 -0.322
0.10-0.33 Gyr -3.631 -1.200 -0.342
0.33-1.08 Gyr -4.697 -1.517 -0.417
1.08-3.54 Gyr -3.436 -1.334 -0.059
3.54-11.63 Gyr -1.680 0.340 1.282
11.63-12.92 Gyr 1.290 2.243 2.313