2025equ

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Information

Transient

Name: AT2025equ
Right ascension: 18h28m44.68s
Declination: 54d28m06.26s
Discovery Date: March 16, 2025, 11:21 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.033

Host

Name: 2025equ
Right ascension: 18h28m44.59s
Declination: 54d28m08.15s
Redshift: None
Photometric Redshift: 0.138
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.62
Cutout download processed 3.36
Global aperture construction processed 1.13
Local aperture photometry processed 3.46
Global aperture photometry processed 3.84
Validate local photometry no valid phot 0.02
Validate global photometry processed 10.98
Host information processed 0.11
Global host SED inference processed 394.37
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.1
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) = 18h28m44.68s, 54d28m06.26s
semi major axis, semi minor axis (arcsec) = 0.82, 0.82
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) = 18h28m44.56s, 54d28m08.23s
semi major axis, semi minor axis (arcsec) = 4.56, 3.95
angle (degrees, anti-clockwise from east) = -83.74

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.83 2.6 21.535 0.319 AB
GALEX_NUV 8.41 0.66 21.588 0.085 AB
PanSTARRS_g 82.48 1.1 19.109 0.015 AB
PanSTARRS_r 145.38 1.49 18.494 0.011 AB
PanSTARRS_i 250.36 1.17 17.904 0.005 AB
PanSTARRS_z 300.58 3.44 17.705 0.012 AB
PanSTARRS_y 343.53 7.03 17.560 0.022 AB
2MASS_J 456.41 130.83 16.357 0.311 Vega
2MASS_H 608.37 199.1 15.572 0.355 Vega
2MASS_K 796.41 216.13 14.809 0.295 Vega
WISE_W1 257.52 10.71 15.174 0.045 Vega
WISE_W2 195.62 14.08 14.832 0.078 Vega
WISE_W3 634.58 41.18 11.720 0.070 Vega
WISE_W4 449.61 289.99 10.648 0.700 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})\, 10.437 10.491 10.548
{\rm log}_{10}({\rm SFR}) -0.056 0.199 0.461
{\rm log}_{10}({\rm sSFR}) -10.570 -10.301 -10.021
{\rm stellar\ age} 6.559 7.246 8.678

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.713 -0.423 -0.196
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.103 0.300 0.427

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.250 0.396 0.598
\delta -0.400 -0.112 0.091
\tau_1/\tau_2 0.564 0.883 1.211
Q_{PAH} 0.652 1.689 3.373
U_{min} 2.253 6.998 13.749
{\rm log}_{10}(\gamma_e)\, -3.086 -2.222 -1.407

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.787 -2.178 -1.464
{\rm log}_{10}(\tau_{AGN})\, 1.081 1.461 1.821

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.050 0.142 0.313
0.03-0.10 Gyr -0.140 0.223 0.541
0.10-0.32 Gyr -0.323 0.112 0.427
0.32-1.04 Gyr -0.531 -0.041 0.280
1.04-3.35 Gyr -0.355 0.201 0.493
3.35-10.79 Gyr 0.492 0.679 0.779
10.79-11.99 Gyr 0.403 0.841 1.360