2025agnn results

Information

Transient
Name:AT2025agnn
Right ascension: 11h27m28.71s
Declination:19d51m16.22s
Discovery Date:Dec. 11, 2025, 2:24 p.m.
Classification:None
Redshift:None
MW E(B-V):0.020
Host
Name:PGC035247
Right ascension: 11h27m28.76s
Declination:19d51m12.02s
Redshift:0.020648
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 18.08
Transient MWEBV processed 0.13
Host match processed 4.12
Host information processed 0.04
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 6.67
Validate global photometry processed 17.79
Global host SED inference processed 367.6
Local aperture photometry processed 6.5
Validate local photometry processed 0.03
Local host SED inference processed 578.72
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):11h27m28.71s, 19d51m16.22s
semi major axis, semi minor axis (arcsec):4.78, 4.78
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 207.19 11.35 18.109 0.059 AB
SDSS_u 645.3 7.68 16.876 0.013 AB
SDSS_g 1338.12 9.57 16.084 0.008 AB
DES_g 1395.04 2.5 16.039 0.002 AB
PanSTARRS_g 1444.45 1.47 16.001 0.001 AB
SDSS_r 1837.59 11.3 15.739 0.007 AB
PanSTARRS_r 2099.02 1.82 15.595 0.001 AB
DES_r 2072.63 4.93 15.609 0.003 AB
SDSS_i 2114.51 12.25 15.587 0.006 AB
PanSTARRS_i 2216.51 1.92 15.536 0.001 AB
PanSTARRS_z 2629.88 3.3 15.350 0.001 AB
SDSS_z 2490.28 20.23 15.409 0.009 AB
DES_z 2594.83 12.95 15.365 0.005 AB
PanSTARRS_y 3037.19 8.96 15.194 0.003 AB
2MASS_J 2724.6 92.62 14.417 0.037 Vega
2MASS_H 3383.94 140.84 13.709 0.045 Vega
2MASS_K 2819.78 156.77 13.437 0.060 Vega

Aperture details

RA, DEC (J2000):11h27m28.72s, 19d51m12.72s
semi major axis, semi minor axis (arcsec):10.72, 8.89
angle (degrees, anti-clockwise from east):-46.99
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 334.25 14.42 17.590 0.047 AB
GALEX_NUV 494.91 6.98 17.164 0.015 AB
SDSS_u 1111.17 11.89 16.286 0.012 AB
SDSS_g 2540.51 13.31 15.388 0.006 AB
DES_g 2612.12 3.49 15.358 0.001 AB
PanSTARRS_g 2597.98 2.78 15.363 0.001 AB
SDSS_r 3643.62 16.17 14.996 0.005 AB
PanSTARRS_r 3850.39 3.42 14.936 0.001 AB
DES_r 3997.41 6.94 14.896 0.002 AB
SDSS_i 4385.07 18.09 14.795 0.004 AB
PanSTARRS_i 4307.41 3.71 14.814 0.001 AB
PanSTARRS_z 5067.85 6.48 14.638 0.001 AB
SDSS_z 5135.75 36.76 14.623 0.008 AB
DES_z 5237.25 18.56 14.602 0.004 AB
PanSTARRS_y 5810.84 18.21 14.489 0.003 AB
2MASS_J 6238.62 193.84 13.517 0.034 Vega
2MASS_H 7846.56 295.4 12.796 0.041 Vega
2MASS_K 5995.72 329.96 12.618 0.060 Vega
WISE_W1 3023.23 35.56 12.500 0.013 Vega
WISE_W2 2098.08 42.09 12.256 0.022 Vega
WISE_W3 10336.26 151.4 8.690 0.016 Vega
WISE_W4 30394.62 1522.76 6.073 0.054 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.839 9.245 9.485
{\rm log}_{10}({\rm SFR}) 0.155 0.481 0.759
{\rm log}_{10}({\rm sSFR}) -9.224 -8.768 -8.046
{\rm stellar\ age} 0.540 5.112 7.442

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.145 -0.536 -0.274
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.893 0.091 0.362

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.286 0.579 0.945
\delta -0.420 -0.122 0.071
\tau_1/\tau_2 0.655 1.069 1.476
Q_{PAH} 0.273 1.366 2.948
U_{min} 3.114 9.247 16.755
{\rm log}_{10}(\gamma_e)\, -3.528 -2.165 -1.304

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.573 -3.508 -1.409
{\rm log}_{10}(\tau_{AGN})\, 0.922 1.366 1.978

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.447 -0.206 0.092
0.03-0.10 Gyr 0.274 0.612 0.901
0.10-0.33 Gyr -1.988 -0.473 0.150
0.33-1.10 Gyr -3.234 -0.912 -0.418
1.10-3.66 Gyr -3.270 -0.974 -0.472
3.66-12.13 Gyr -3.578 -1.000 -0.521
12.13-13.48 Gyr -3.756 -0.991 -0.197

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.564 9.666 9.736
{\rm log}_{10}({\rm SFR}) 0.226 0.394 0.592
{\rm log}_{10}({\rm sSFR}) -9.494 -9.270 -9.014
{\rm stellar\ age} 5.910 6.996 8.141

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.538 -0.412 -0.319
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.181 0.334 0.443

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.142 0.229 0.379
\delta -0.828 -0.571 -0.325
\tau_1/\tau_2 0.604 0.974 1.360
Q_{PAH} 0.235 0.597 1.144
U_{min} 2.837 7.406 14.100
{\rm log}_{10}(\gamma_e)\, -3.125 -2.159 -1.619

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.248 -1.876 -1.506
{\rm log}_{10}(\tau_{AGN})\, 1.130 1.505 1.816

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.400 -0.245 -0.108
0.03-0.10 Gyr 0.347 0.529 0.730
0.10-0.33 Gyr -0.702 -0.198 0.123
0.33-1.10 Gyr -0.918 -0.500 -0.246
1.10-3.66 Gyr -0.734 -0.398 -0.182
3.66-12.13 Gyr -0.522 -0.276 -0.137
12.13-13.48 Gyr -0.680 -0.202 0.233