2025npx results

Information

Transient
Name:AT2025npx
Right ascension: 12h10m24.38s
Declination:22d04m02.31s
Discovery Date:June 14, 2025, 4:43 a.m.
Classification:None
Redshift:None
MW E(B-V):0.029
Host
Name:
Right ascension: 12h10m24.23s
Declination:22d03m54.95s
Redshift:0.066061
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 22.69
Transient MWEBV processed 0.07
Host match processed 7.45
Host information processed 0.15
Host MWEBV processed 0.05
Global aperture construction processed 0.65
Global aperture photometry processed 6.73
Validate global photometry processed 17.57
Global host SED inference processed 374.41
Local aperture photometry processed 7.69
Validate local photometry processed 0.03
Local host SED inference processed 467.66
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h10m24.38s, 22d04m02.31s
semi major axis, semi minor axis (arcsec):1.58, 1.58
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 3.3 1.21 22.602 0.397 AB
SDSS_g 6.71 0.79 21.832 0.128 AB
DES_g 7.62 0.18 21.696 0.025 AB
PanSTARRS_g 7.39 0.35 21.729 0.052 AB
SDSS_r 12.39 1.13 21.167 0.099 AB
PanSTARRS_r 11.86 0.54 21.214 0.050 AB
DES_r 13.16 0.37 21.101 0.030 AB
SDSS_i 13.66 1.42 21.061 0.113 AB
PanSTARRS_i 13.56 0.68 21.069 0.054 AB
PanSTARRS_z 17.49 0.96 20.793 0.059 AB
SDSS_z 22.4 3.83 20.525 0.186 AB
DES_z 17.85 1.08 20.771 0.065 AB
PanSTARRS_y 21.81 2.34 20.554 0.116 AB

Aperture details

RA, DEC (J2000):12h10m24.21s, 22d03m55.20s
semi major axis, semi minor axis (arcsec):13.39, 9.19
angle (degrees, anti-clockwise from east):-13.66
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 53.44 8.04 19.580 0.163 AB
GALEX_NUV 47.1 5.32 19.718 0.123 AB
SDSS_u 203.93 8.68 18.126 0.046 AB
SDSS_g 543.12 6.76 17.063 0.014 AB
DES_g 595.89 1.43 16.962 0.003 AB
PanSTARRS_g 538.63 2.5 17.072 0.005 AB
SDSS_r 993.47 9.43 16.407 0.010 AB
PanSTARRS_r 946.73 3.86 16.459 0.004 AB
DES_r 1096.13 3.11 16.300 0.003 AB
SDSS_i 1286.7 11.97 16.126 0.010 AB
PanSTARRS_i 1290.49 4.79 16.123 0.004 AB
PanSTARRS_z 1583.86 6.76 15.901 0.005 AB
SDSS_z 1516.83 27.63 15.948 0.020 AB
DES_z 1684.25 9.84 15.834 0.006 AB
PanSTARRS_y 1908.01 16.35 15.699 0.009 AB
2MASS_J 2454.14 220.93 14.530 0.098 Vega
2MASS_H 2856.93 324.29 13.893 0.123 Vega
2MASS_K 2085.45 397.67 13.764 0.207 Vega
WISE_W1 1088.82 23.03 13.609 0.023 Vega
WISE_W2 658.65 30.58 13.514 0.050 Vega
WISE_W3 2670.48 119.53 10.160 0.049 Vega
WISE_W4 2746.07 744.83 8.683 0.294 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.050 8.361 8.503
{\rm log}_{10}({\rm SFR}) -2.107 -1.373 -0.479
{\rm log}_{10}({\rm sSFR}) -10.528 -9.782 -8.602
{\rm stellar\ age} 1.792 5.589 7.250

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.303 -0.599 -0.111
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.672 -0.653 0.261

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.209 0.631 1.089
\delta -0.544 -0.140 0.190
\tau_1/\tau_2 0.672 1.057 1.436
Q_{PAH} 1.207 3.070 5.185
U_{min} 3.199 8.426 16.174
{\rm log}_{10}(\gamma_e)\, -2.798 -1.699 -0.679

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.446 -0.140 0.259
{\rm log}_{10}(\tau_{AGN})\, 1.137 1.455 1.918

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.372 -1.664 -1.140
0.03-0.10 Gyr -2.233 -1.370 -0.345
0.10-0.33 Gyr -2.292 -1.488 -0.868
0.33-1.08 Gyr -2.726 -1.534 -1.105
1.08-3.53 Gyr -2.901 -1.595 -1.301
3.53-11.59 Gyr -3.212 -1.673 -1.383
11.59-12.88 Gyr -3.089 -1.700 -1.154

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.422 10.466 10.530
{\rm log}_{10}({\rm SFR}) -0.166 0.090 0.369
{\rm log}_{10}({\rm sSFR}) -10.637 -10.368 -10.092
{\rm stellar\ age} 7.133 7.784 9.753

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.641 -0.467 -0.352
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.219 0.347 0.441

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.087 0.142 0.241
\delta -0.730 -0.347 0.055
\tau_1/\tau_2 0.628 1.009 1.420
Q_{PAH} 1.417 3.467 5.173
U_{min} 2.544 7.695 15.527
{\rm log}_{10}(\gamma_e)\, -1.765 -0.729 -0.246

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.885 -2.731 -1.641
{\rm log}_{10}(\tau_{AGN})\, 1.254 1.775 2.040

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.718 -0.331 -0.132
0.03-0.10 Gyr -0.119 0.199 0.512
0.10-0.33 Gyr -0.257 0.105 0.349
0.33-1.08 Gyr -0.615 -0.104 0.117
1.08-3.53 Gyr -0.530 0.107 0.417
3.53-11.59 Gyr 0.397 0.632 0.730
11.59-12.88 Gyr 0.292 0.792 1.406