2025npg results

Information

Transient
Name:AT2025npg
Right ascension: 10h31m57.42s
Declination:54d02m49.80s
Discovery Date:June 14, 2025, 6:23 a.m.
Classification:None
Redshift:None
MW E(B-V):0.011
Host
Name:
Right ascension: 10h31m57.40s
Declination:54d02m58.58s
Redshift:None
Photometric Redshift:0.030
 

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 30.13
Transient MWEBV processed 0.04
Host match processed 6.15
Host information processed 0.17
Host MWEBV processed 0.07
Global aperture construction processed 0.71
Global aperture photometry processed 4.89
Validate global photometry processed 14.53
Global host SED inference processed 465.84
Local aperture photometry processed 5.6
Validate local photometry processed 0.02
Local host SED inference processed 472.77
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):10h31m57.42s, 54d02m49.80s
semi major axis, semi minor axis (arcsec):3.28, 3.28
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 1.05 2.44 23.843 2.516 AB
SDSS_g 6.49 1.18 21.870 0.198 AB
PanSTARRS_g 8.42 0.74 21.587 0.096 AB
SDSS_r 11.74 1.85 21.226 0.171 AB
PanSTARRS_r 8.8 1.26 21.539 0.155 AB
SDSS_i 11.23 2.7 21.274 0.261 AB
PanSTARRS_i 9.94 0.84 21.407 0.091 AB
PanSTARRS_z 9.78 2.67 21.424 0.296 AB
SDSS_z 15.2 8.99 20.945 0.642 AB
PanSTARRS_y 10.03 5.45 21.396 0.590 AB
2MASS_J -33.93 73.21 Vega
2MASS_H -14.36 114.02 Vega
2MASS_K -105.38 110.59 Vega

Aperture details

RA, DEC (J2000):10h31m57.38s, 54d02m58.80s
semi major axis, semi minor axis (arcsec):6.14, 3.63
angle (degrees, anti-clockwise from east):-5.79
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 17.94 1.09 20.765 0.066 AB
GALEX_NUV 21.95 0.74 20.546 0.037 AB
SDSS_u 23.98 3.7 20.450 0.168 AB
SDSS_g 78.73 2.63 19.160 0.036 AB
PanSTARRS_g 83.04 1.08 19.102 0.014 AB
SDSS_r 131.89 3.71 18.599 0.031 AB
PanSTARRS_r 104.56 1.79 18.852 0.019 AB
SDSS_i 150.06 4.7 18.459 0.034 AB
PanSTARRS_i 137.78 1.2 18.552 0.009 AB
PanSTARRS_z 160.48 3.81 18.386 0.026 AB
SDSS_z 170.64 13.15 18.320 0.084 AB
PanSTARRS_y 169.94 7.67 18.324 0.049 AB
2MASS_J 182.59 121.57 17.351 0.723 Vega
2MASS_H 51.07 187.19 18.262 3.979 Vega
2MASS_K 14.96 183.54 19.125 13.321 Vega
WISE_W1 85.84 8.62 16.367 0.109 Vega
WISE_W2 56.76 11.82 16.176 0.226 Vega
WISE_W3 44.29 52.91 14.610 1.297 Vega
WISE_W4 23.82 358.15 13.838 16.325 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 6.986 7.375 7.616
{\rm log}_{10}({\rm SFR}) -2.363 -1.807 -1.283
{\rm log}_{10}({\rm sSFR}) -9.839 -9.200 -8.292
{\rm stellar\ age} 0.851 4.887 7.148

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.674 -0.965 -0.171
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.331 -0.585 -0.012

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.376 0.832 1.231
\delta -0.410 -0.011 0.259
\tau_1/\tau_2 0.645 1.039 1.479
Q_{PAH} 0.847 2.409 4.706
U_{min} 3.053 8.106 15.180
{\rm log}_{10}(\gamma_e)\, -2.784 -1.754 -0.655

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.226 -0.813 0.024
{\rm log}_{10}(\tau_{AGN})\, 1.022 1.557 1.961

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.297 -1.701 -1.264
0.03-0.10 Gyr -2.805 -1.994 -1.246
0.10-0.33 Gyr -3.396 -2.346 -1.755
0.33-1.10 Gyr -4.007 -2.485 -1.975
1.10-3.63 Gyr -4.375 -2.648 -2.224
3.63-12.01 Gyr -4.718 -2.783 -2.318
12.01-13.35 Gyr -4.737 -2.888 -2.162

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.496 8.667 8.817
{\rm log}_{10}({\rm SFR}) -0.966 -0.713 -0.380
{\rm log}_{10}({\rm sSFR}) -9.675 -9.372 -8.953
{\rm stellar\ age} 5.186 7.190 9.931

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.409 -0.922 -0.489
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.585 -0.774 0.097

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.248 0.482 0.760
\delta 0.011 0.235 0.352
\tau_1/\tau_2 0.559 0.948 1.375
Q_{PAH} 0.685 2.159 4.203
U_{min} 3.354 9.721 17.167
{\rm log}_{10}(\gamma_e)\, -2.750 -1.635 -0.701

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.008 -2.459 -1.520
{\rm log}_{10}(\tau_{AGN})\, 1.054 1.500 1.916

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.081 -2.555 -1.792
0.03-0.10 Gyr -0.814 -0.553 -0.220
0.10-0.33 Gyr -2.588 -1.202 -0.699
0.33-1.10 Gyr -3.176 -1.560 -1.138
1.10-3.63 Gyr -3.554 -1.571 -1.195
3.63-12.01 Gyr -2.451 -1.351 -1.104
12.01-13.35 Gyr -2.176 -1.145 -0.322