2025eva

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Information

Transient

Name: AT2025eva
Right ascension: 18h31m45.19s
Declination: 57d13m41.84s
Discovery Date: March 16, 2025, 11:21 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.041

Host

Name: 2025eva
Right ascension: 18h31m44.92s
Declination: 57d13m42.41s
Redshift: None
Photometric Redshift: 0.130
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.45
Cutout download processed 5.44
Global aperture construction processed 0.63
Local aperture photometry processed 5.24
Global aperture photometry processed 5.14
Validate local photometry no valid phot 0.02
Validate global photometry processed 13.54
Host information processed 0.09
Global host SED inference processed 381.11
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.07
Host MWEBV processed 0.05
Log transient processing status blocked 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) = 18h31m45.19s, 57d13m41.84s
semi major axis, semi minor axis (arcsec) = 0.87, 0.87
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Aperture details

RA, DEC (J2000) = 18h31m44.91s, 57d13m42.48s
semi major axis, semi minor axis (arcsec) = 4.46, 3.61
angle (degrees, anti-clockwise from east) = -119.77

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.64 2.12 21.692 0.301 AB
GALEX_NUV 9.17 1.86 21.494 0.220 AB
DES_g 41.37 0.52 19.858 0.014 AB
PanSTARRS_g 46.58 0.96 19.729 0.022 AB
PanSTARRS_r 75.39 1.27 19.207 0.018 AB
PanSTARRS_i 94.02 1.05 18.967 0.012 AB
PanSTARRS_z 107.79 3.07 18.819 0.031 AB
DES_z 113.52 2.59 18.762 0.025 AB
PanSTARRS_y 123.31 6.66 18.673 0.059 AB
2MASS_J 152.92 126.73 17.544 0.900 Vega
2MASS_H 209.47 224.37 16.730 1.163 Vega
2MASS_K 89.25 225.49 17.186 2.743 Vega
WISE_W1 70.65 11.09 16.578 0.170 Vega
WISE_W2 40.55 13.36 16.541 0.358 Vega
WISE_W3 103.23 45.83 13.692 0.482 Vega
WISE_W4 351.03 295.16 10.917 0.913 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.767 9.829 9.902
{\rm log}_{10}({\rm SFR}) -0.254 -0.019 0.219
{\rm log}_{10}({\rm sSFR}) -10.097 -9.843 -9.600
{\rm stellar\ age} 5.740 6.647 7.628

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.935 -0.476 -0.132
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.181 -0.720 -0.269

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.109 0.219 0.395
\delta -0.382 -0.002 0.230
\tau_1/\tau_2 0.729 1.066 1.423
Q_{PAH} 1.365 3.146 5.039
U_{min} 2.884 8.067 14.617
{\rm log}_{10}(\gamma_e)\, -2.174 -1.148 -0.347

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.765 -2.121 -1.218
{\rm log}_{10}(\tau_{AGN})\, 1.036 1.525 1.909

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.563 -0.313 -0.100
0.03-0.10 Gyr -0.231 0.067 0.336
0.10-0.32 Gyr -0.301 -0.024 0.202
0.32-1.04 Gyr -0.551 -0.203 0.021
1.04-3.37 Gyr -0.516 -0.208 0.005
3.37-10.89 Gyr -0.196 -0.036 0.085
10.89-12.10 Gyr -0.312 0.104 0.488