2025ewn

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Information

Transient

Name: AT2025ewn
Right ascension: 11h12m29.10s
Declination: 2d49m51.86s
Discovery Date: March 18, 2025, 2:55 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.031

Host

Name: 2025ewn
Right ascension: 11h12m29.19s
Declination: 2d49m50.53s
Redshift: 0.082418
Photometric Redshift: 0.077
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.14
Cutout download processed 14.05
Global aperture construction processed 0.58
Local aperture photometry processed 4.35
Global aperture photometry processed 5.1
Validate local photometry processed 0.03
Validate global photometry processed 12.89
Host information processed 0.09
Global host SED inference processed 556.59
Local host SED inference processed 462.14
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
Log transient processing status processed None
 

Cutout Download Report

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:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 11h12m29.10s, 2d49m51.86s
semi major axis, semi minor axis (arcsec) = 1.29, 1.29
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 30.59 0.46 20.186 0.016 AB
SDSS_i 31.65 1.85 20.149 0.063 AB
PanSTARRS_i 39.13 0.35 19.919 0.010 AB
PanSTARRS_z 40.1 0.86 19.892 0.023 AB
SDSS_z 38.4 4.38 19.939 0.124 AB
PanSTARRS_y 45.94 2.21 19.745 0.052 AB

Aperture details

RA, DEC (J2000) = 11h12m29.19s, 2d49m50.83s
semi major axis, semi minor axis (arcsec) = 10.59, 5.97
angle (degrees, anti-clockwise from east) = -102.42

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 33.62 4.18 20.083 0.135 AB
GALEX_NUV 46.48 0.99 19.732 0.023 AB
SDSS_u 142.46 7.12 18.516 0.054 AB
SDSS_g 231.52 4.83 17.989 0.023 AB
PanSTARRS_g 249.95 2.4 17.905 0.010 AB
SDSS_r 318.45 6.2 17.642 0.021 AB
SDSS_i 427.95 8.94 17.322 0.023 AB
PanSTARRS_z 469.64 5.1 17.221 0.012 AB
SDSS_z 492.68 26.0 17.169 0.057 AB
PanSTARRS_y 524.03 13.05 17.102 0.027 AB
2MASS_J 777.45 261.57 15.778 0.365 Vega
2MASS_K 80.94 479.0 17.292 6.425 Vega
WISE_W1 295.59 21.38 15.024 0.079 Vega
WISE_W2 186.53 25.47 14.884 0.148 Vega
WISE_W3 650.53 163.04 11.693 0.272 Vega
WISE_W4 294.35 711.99 11.108 2.626 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.819 9.002 9.130
{\rm log}_{10}({\rm SFR}) -1.787 -1.163 -0.524
{\rm log}_{10}({\rm sSFR}) -10.831 -10.158 -9.540
{\rm stellar\ age} 4.152 6.554 8.064

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.603 -1.006 -0.337
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.446 -0.702 0.093

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.106 0.326 0.731
\delta -0.618 -0.147 0.269
\tau_1/\tau_2 0.610 0.996 1.374
Q_{PAH} 1.111 2.885 5.416
U_{min} 3.154 8.276 15.143
{\rm log}_{10}(\gamma_e)\, -2.776 -1.550 -0.478

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.275 -0.276 0.115
{\rm log}_{10}(\tau_{AGN})\, 1.105 1.447 1.979

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.808 -1.282 -0.855
0.03-0.10 Gyr -2.117 -1.168 -0.427
0.10-0.33 Gyr -1.952 -1.096 -0.534
0.33-1.07 Gyr -1.919 -1.133 -0.623
1.07-3.49 Gyr -1.877 -1.034 -0.748
3.49-11.40 Gyr -1.552 -0.922 -0.706
11.40-12.67 Gyr -1.770 -0.918 -0.319

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.298 9.721 9.935
{\rm log}_{10}({\rm SFR}) 0.652 0.925 1.209
{\rm log}_{10}({\rm sSFR}) -9.228 -8.812 -8.120
{\rm stellar\ age} 1.394 5.879 7.871

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.860 -0.447 -0.195
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.668 0.235 0.412

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.168 0.266 0.415
\delta -0.871 -0.632 -0.404
\tau_1/\tau_2 0.528 1.015 1.498
Q_{PAH} 0.345 0.931 1.996
U_{min} 2.548 7.488 15.036
{\rm log}_{10}(\gamma_e)\, -3.544 -2.652 -1.617

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.907 -2.466 -1.882
{\rm log}_{10}(\tau_{AGN})\, 0.957 1.330 1.776

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.101 -0.160 0.111
0.03-0.10 Gyr 0.794 1.075 1.369
0.10-0.33 Gyr -2.553 -0.586 0.294
0.33-1.07 Gyr -4.298 -0.944 -0.183
1.07-3.49 Gyr -3.276 -0.539 -0.055
3.49-11.40 Gyr -2.625 -0.366 0.017
11.40-12.67 Gyr -2.629 -0.240 0.508