2025hei results

Information

Transient
Name:AT2025hei
Right ascension: 6h56m19.95s
Declination:21d46m45.26s
Discovery Date:April 8, 2025, 3:56 a.m.
Classification:None
Redshift:None
MW E(B-V):0.069
Host
Name:2025hei
Right ascension: 6h56m19.85s
Declination:21d47m40.01s
Redshift:0.087483
Photometric Redshift:0.111
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
GALEX_NUV
GALEX_FUV
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 3.41
Transient MWEBV processed 0.11
Host match processed 3.39
Host information processed 0.08
Host MWEBV processed 0.05
Global aperture construction processed 0.68
Global aperture photometry processed 4.27
Validate global photometry processed 11.79
Global host SED inference processed 502.78
Local aperture photometry processed 4.31
Validate local photometry processed 0.02
Local host SED inference failed 0.01
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

RA, DEC (J2000):6h56m19.95s, 21d46m45.26s
semi major axis, semi minor axis (arcsec):1.22, 1.22
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 0.18 0.26 25.737 1.553 AB
PanSTARRS_i 0.79 0.55 24.151 0.747 AB
PanSTARRS_z 2.65 1.13 22.843 0.465 AB
PanSTARRS_y -1.13 2.09 AB

Aperture details

RA, DEC (J2000):6h56m19.84s, 21d47m40.11s
semi major axis, semi minor axis (arcsec):8.69, 7.23
angle (degrees, anti-clockwise from east):-144.47
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 487.61 2.33 17.180 0.005 AB
PanSTARRS_r 1168.01 1.83 16.231 0.002 AB
PanSTARRS_i 1776.85 3.57 15.776 0.002 AB
PanSTARRS_z 2325.42 7.23 15.484 0.003 AB
2MASS_J 3803.05 192.22 14.055 0.055 Vega
2MASS_H 3914.05 308.8 13.551 0.086 Vega
2MASS_K 4187.56 341.44 13.007 0.089 Vega
WISE_W1 1678.52 34.02 13.139 0.022 Vega
WISE_W2 978.79 38.09 13.084 0.042 Vega
WISE_W3 305.14 102.51 12.515 0.365 Vega
WISE_W4 72.43 554.71 12.630 8.314 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.009 11.138 11.198
{\rm log}_{10}({\rm SFR}) -6.273 -2.794 -0.838
{\rm log}_{10}({\rm sSFR}) -17.626 -13.984 -11.901
{\rm stellar\ age} 7.410 11.395 11.974

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.685 -1.356 -1.048
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.500 -0.698 0.124

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.465 0.593 0.706
\delta -0.841 -0.676 -0.527
\tau_1/\tau_2 0.473 0.952 1.459
Q_{PAH} 1.064 2.498 4.805
U_{min} 4.204 11.327 19.018
{\rm log}_{10}(\gamma_e)\, -2.894 -1.543 -0.533

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.350 -3.308 -2.272
{\rm log}_{10}(\tau_{AGN})\, 1.096 1.618 1.997

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -7.601 -3.815 -1.317
0.03-0.10 Gyr -7.012 -3.406 -0.861
0.10-0.33 Gyr -6.599 -3.522 -0.872
0.33-1.07 Gyr -6.323 -3.391 -0.789
1.07-3.48 Gyr -4.241 -1.966 0.206
3.48-11.35 Gyr -1.839 0.351 1.348
11.35-12.61 Gyr -0.244 2.248 2.350