2025nah results

Information

Transient
Name:AT2025nah
Right ascension: 20h15m21.50s
Declination:-23d08m38.63s
Discovery Date:June 6, 2025, 10:31 a.m.
Classification:None
Redshift:None
MW E(B-V):0.104
Host
Name:2025nah
Right ascension: 20h15m21.60s
Declination:-23d08m40.56s
Redshift:None
Photometric Redshift:0.103
 

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: completed

Task Name Status Time (s)
Cutout download processed 3.81
Transient MWEBV processed 0.03
Host match processed 3.94
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 3.92
Validate global photometry processed 9.11
Global host SED inference processed 446.87
Local aperture photometry processed 4.14
Validate local photometry processed 0.02
Local host SED inference processed 646.41
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):20h15m21.50s, -23d08m38.63s
semi major axis, semi minor axis (arcsec):1.06, 1.06
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 15.09 2.18 20.953 0.157 AB

Aperture details

RA, DEC (J2000):20h15m21.59s, -23d08m40.27s
semi major axis, semi minor axis (arcsec):5.77, 3.9
angle (degrees, anti-clockwise from east):-56.35
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.12 3.18 21.388 0.341 AB
GALEX_NUV 10.46 2.08 21.351 0.216 AB
PanSTARRS_g 68.3 1.08 19.314 0.017 AB
PanSTARRS_r 97.0 1.39 18.933 0.016 AB
PanSTARRS_i 133.19 1.25 18.589 0.010 AB
PanSTARRS_z 136.56 3.4 18.562 0.027 AB
PanSTARRS_y 160.35 9.56 18.387 0.065 AB
2MASS_J 65.56 110.78 18.463 1.834 Vega
2MASS_H 148.11 163.71 17.106 1.200 Vega
2MASS_K 357.03 184.36 15.680 0.561 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.171 8.684 9.081
{\rm log}_{10}({\rm SFR}) -1.044 -0.550 -0.101
{\rm log}_{10}({\rm sSFR}) -9.917 -9.249 -8.348
{\rm stellar\ age} 0.949 5.712 8.253

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.626 -0.849 -0.059
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.080 -0.426 0.164

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.569 1.062 1.695
\delta -0.333 0.047 0.267
\tau_1/\tau_2 0.463 0.882 1.340
Q_{PAH} 0.751 2.004 4.376
U_{min} 2.890 8.360 15.319
{\rm log}_{10}(\gamma_e)\, -3.127 -2.122 -0.740

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.058 -0.884 0.068
{\rm log}_{10}(\tau_{AGN})\, 1.060 1.473 1.936

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.796 -0.282 0.181
0.03-0.10 Gyr -2.620 -1.125 -0.308
0.10-0.33 Gyr -3.969 -1.655 -0.803
0.33-1.06 Gyr -4.605 -1.814 -0.963
1.06-3.44 Gyr -4.223 -1.742 -1.068
3.44-11.18 Gyr -3.613 -1.527 -0.913
11.18-12.42 Gyr -3.728 -1.479 -0.385

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.454 9.595 9.730
{\rm log}_{10}({\rm SFR}) -0.261 0.089 0.514
{\rm log}_{10}({\rm sSFR}) -9.870 -9.513 -9.011
{\rm stellar\ age} 1.632 4.523 6.364

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.549 -0.707 -0.059
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.421 -0.392 0.193

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.141 0.439 0.878
\delta -0.214 0.176 0.344
\tau_1/\tau_2 0.656 0.993 1.382
Q_{PAH} 0.818 2.796 5.196
U_{min} 2.938 7.700 14.874
{\rm log}_{10}(\gamma_e)\, -2.836 -1.575 -0.484

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.888 -2.165 -1.037
{\rm log}_{10}(\tau_{AGN})\, 0.957 1.364 1.860

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.312 -0.054 0.199
0.03-0.10 Gyr -0.348 0.127 0.616
0.10-0.33 Gyr -0.105 0.253 0.692
0.33-1.06 Gyr -0.425 0.048 0.408
1.06-3.44 Gyr -0.943 -0.320 -0.049
3.44-11.18 Gyr -1.684 -0.542 -0.209
11.18-12.42 Gyr -1.794 -0.558 0.004