2025iid results

Information

Transient
Name:AT2025iid
Right ascension: 21h17m04.40s
Declination:19d06m04.38s
Discovery Date:April 24, 2025, 10:22 a.m.
Classification:None
Redshift:None
MW E(B-V):0.087
Host
Name:2025iid
Right ascension: 21h17m04.63s
Declination:19d06m01.86s
Redshift:0.067336
Photometric Redshift:0.083
 

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 20.04
Transient MWEBV processed 0.04
Host match processed 3.31
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 7.07
Validate global photometry processed 24.85
Global host SED inference processed 478.35
Local aperture photometry processed 6.78
Validate local photometry processed 0.03
Local host SED inference processed 423.32
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):21h17m04.40s, 19d06m04.38s
semi major axis, semi minor axis (arcsec):1.55, 1.55
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 4.85 1.32 22.186 0.295 AB
SDSS_g 19.69 1.22 20.664 0.067 AB
DES_g 21.31 0.36 20.579 0.018 AB
PanSTARRS_g 23.3 0.35 20.481 0.016 AB
SDSS_r 37.31 1.69 19.970 0.049 AB
PanSTARRS_r 38.82 0.41 19.927 0.012 AB
DES_r 41.77 1.1 19.848 0.029 AB
SDSS_i 55.57 2.12 19.538 0.041 AB
PanSTARRS_i 56.79 0.5 19.514 0.010 AB
PanSTARRS_z 73.25 1.17 19.238 0.017 AB
SDSS_z 65.92 3.96 19.352 0.065 AB
DES_z 71.23 2.03 19.268 0.031 AB
PanSTARRS_y 83.15 2.38 19.100 0.031 AB

Aperture details

RA, DEC (J2000):21h17m04.61s, 19d06m02.15s
semi major axis, semi minor axis (arcsec):9.77, 4.59
angle (degrees, anti-clockwise from east):-39.88
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.28 3.27 21.370 0.345 AB
GALEX_NUV 17.79 2.51 20.775 0.153 AB
SDSS_u 49.19 5.59 19.670 0.123 AB
SDSS_g 281.09 4.69 17.778 0.018 AB
DES_g 289.0 1.35 17.748 0.005 AB
PanSTARRS_g 308.16 1.51 17.678 0.005 AB
SDSS_r 584.36 6.8 16.983 0.013 AB
PanSTARRS_r 588.4 1.76 16.976 0.003 AB
DES_r 653.95 4.37 16.861 0.007 AB
SDSS_i 895.42 8.65 16.520 0.010 AB
PanSTARRS_i 884.84 2.16 16.533 0.003 AB
PanSTARRS_z 1110.54 4.98 16.286 0.005 AB
SDSS_z 1128.13 17.01 16.269 0.016 AB
DES_z 1192.1 8.36 16.209 0.008 AB
PanSTARRS_y 1341.32 10.18 16.081 0.008 AB
2MASS_J 1742.59 162.25 14.902 0.101 Vega
2MASS_H 2059.23 196.63 14.248 0.104 Vega
2MASS_K 2156.88 333.33 13.728 0.168 Vega
WISE_W1 918.7 26.41 13.793 0.031 Vega
WISE_W4 575.47 543.84 10.380 1.026 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.944 9.131 9.262
{\rm log}_{10}({\rm SFR}) -1.889 -1.034 -0.248
{\rm log}_{10}({\rm sSFR}) -11.027 -10.209 -9.341
{\rm stellar\ age} 1.965 5.881 7.617

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.597 -0.948 -0.362
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.504 -0.775 -0.046

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.426 0.960 1.404
\delta -0.353 -0.084 0.186
\tau_1/\tau_2 0.659 1.024 1.393
Q_{PAH} 0.889 2.727 5.668
U_{min} 3.206 8.270 15.893
{\rm log}_{10}(\gamma_e)\, -3.037 -1.896 -0.697

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.093 -1.366 -0.265
{\rm log}_{10}(\tau_{AGN})\, 0.980 1.422 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.357 -1.423 -0.970
0.03-0.10 Gyr -2.140 -0.991 -0.103
0.10-0.33 Gyr -1.957 -0.808 -0.127
0.33-1.08 Gyr -2.025 -0.847 -0.263
1.08-3.53 Gyr -2.141 -0.851 -0.505
3.53-11.58 Gyr -2.709 -0.893 -0.601
11.58-12.86 Gyr -2.772 -0.942 -0.318

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.436 10.484 10.562
{\rm log}_{10}({\rm SFR}) -0.514 -0.202 0.152
{\rm log}_{10}({\rm sSFR}) -11.002 -10.704 -10.329
{\rm stellar\ age} 7.734 9.157 11.777

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.700 -0.483 -0.306
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.737 -0.153 0.315

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.142 0.262 0.429
\delta -0.611 -0.273 -0.037
\tau_1/\tau_2 0.659 1.088 1.507
Q_{PAH} 0.461 1.689 3.402
U_{min} 2.271 6.729 14.254
{\rm log}_{10}(\gamma_e)\, -3.363 -2.325 -1.044

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.874 -2.338 -1.390
{\rm log}_{10}(\tau_{AGN})\, 1.049 1.432 1.814

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.548 -0.289 -0.099
0.03-0.10 Gyr -0.662 -0.178 0.261
0.10-0.33 Gyr -0.958 -0.347 0.020
0.33-1.08 Gyr -1.401 -0.585 -0.199
1.08-3.53 Gyr -1.531 -0.574 -0.037
3.53-11.58 Gyr -0.374 0.570 0.724
11.58-12.86 Gyr 0.545 1.197 1.669