2025ert results

Information

Transient
Name:AT2025ert
Right ascension: 8h49m56.47s
Declination:57d07m14.78s
Discovery Date:March 17, 2025, 4:49 a.m.
Classification:None
Redshift:None
MW E(B-V):0.059
Host
Name:2025ert
Right ascension: 8h49m55.55s
Declination:57d07m19.26s
Redshift:0.041653
Photometric Redshift:0.032
 

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 14.52
Transient MWEBV processed 0.19
Host match processed 2.0
Host information processed 0.11
Host MWEBV processed 0.06
Global aperture construction processed 0.67
Global aperture photometry processed 4.97
Validate global photometry processed 14.68
Global host SED inference processed 548.99
Local aperture photometry processed 4.63
Validate local photometry processed 0.02
Local host SED inference processed 421.1
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h49m56.47s, 57d07m14.78s
semi major axis, semi minor axis (arcsec):2.43, 2.43
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 12.5 2.03 21.158 0.177 AB
SDSS_g 53.68 2.05 19.575 0.041 AB
PanSTARRS_g 54.56 0.52 19.558 0.010 AB
SDSS_r 98.04 2.84 18.921 0.031 AB
PanSTARRS_r 98.52 0.78 18.916 0.009 AB
SDSS_i 132.67 3.6 18.593 0.029 AB
PanSTARRS_i 129.28 0.68 18.621 0.006 AB
PanSTARRS_z 149.16 2.01 18.466 0.015 AB
SDSS_z 182.85 7.8 18.245 0.046 AB
PanSTARRS_y 195.53 5.16 18.172 0.029 AB

Aperture details

RA, DEC (J2000):8h49m55.52s, 57d07m19.19s
semi major axis, semi minor axis (arcsec):26.99, 15.56
angle (degrees, anti-clockwise from east):-34.6
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 202.07 2.47 18.136 0.013 AB
SDSS_u 260.36 16.62 17.861 0.069 AB
SDSS_r 3634.05 18.78 14.999 0.006 AB
PanSTARRS_r 3647.4 6.44 14.995 0.002 AB
SDSS_i 4948.45 24.98 14.664 0.005 AB
PanSTARRS_z 5546.48 16.58 14.540 0.003 AB
SDSS_z 6682.5 62.78 14.338 0.010 AB
PanSTARRS_y 7105.63 42.54 14.271 0.006 AB
2MASS_H 8906.63 666.99 12.658 0.081 Vega
WISE_W1 5476.5 51.08 11.855 0.010 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.879 9.034 9.167
{\rm log}_{10}({\rm SFR}) -1.657 -1.006 -0.512
{\rm log}_{10}({\rm sSFR}) -10.799 -10.050 -9.454
{\rm stellar\ age} 4.560 6.766 8.496

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.378 -0.774 -0.333
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.299 0.124 0.330

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.247 0.639 1.075
\delta -0.633 -0.258 0.066
\tau_1/\tau_2 0.741 1.083 1.438
Q_{PAH} 0.516 2.032 4.567
U_{min} 2.836 7.711 14.260
{\rm log}_{10}(\gamma_e)\, -3.221 -2.244 -1.055

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.571 -1.527 -0.457
{\rm log}_{10}(\tau_{AGN})\, 1.036 1.506 1.907

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.556 -1.031 -0.662
0.03-0.10 Gyr -1.864 -1.019 -0.451
0.10-0.33 Gyr -1.935 -1.034 -0.504
0.33-1.09 Gyr -1.811 -1.042 -0.583
1.09-3.60 Gyr -1.525 -0.970 -0.700
3.60-11.88 Gyr -1.392 -0.934 -0.705
11.88-13.20 Gyr -1.526 -0.894 -0.279

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.719 10.803 10.897
{\rm log}_{10}({\rm SFR}) -0.239 0.026 0.336
{\rm log}_{10}({\rm sSFR}) -11.044 -10.768 -10.455
{\rm stellar\ age} 7.835 9.863 12.372

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.781 -0.508 -0.250
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.602 -1.140 -0.650

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.147 0.300 0.509
\delta -0.028 0.211 0.342
\tau_1/\tau_2 0.370 0.779 1.291
Q_{PAH} 0.549 1.553 3.250
U_{min} 2.318 6.625 13.855
{\rm log}_{10}(\gamma_e)\, -3.555 -2.830 -1.673

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.999 -1.654 -1.368
{\rm log}_{10}(\tau_{AGN})\, 0.793 0.988 1.445

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.083 0.309 0.595
0.03-0.10 Gyr -2.088 -0.367 0.223
0.10-0.33 Gyr -2.930 -0.576 0.045
0.33-1.09 Gyr -2.550 -0.476 0.162
1.09-3.60 Gyr -2.317 -0.373 0.432
3.60-11.88 Gyr -0.642 0.750 0.987
11.88-13.20 Gyr 0.854 1.599 2.008