2026eaf results

Information

Transient
Name:AT2026eaf
Right ascension: 4h46m04.72s
Declination:-12d50m41.06s
Discovery Date:Feb. 22, 2026, 2:56 a.m.
Classification:None
Redshift:None
MW E(B-V):0.168
Host
Name:PGC946731
Right ascension: 4h46m04.71s
Declination:-12d50m48.30s
Redshift:0.015887
Photometric Redshift:None
 

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: completed

Task Name Status Time (s)
Cutout download processed 4.08
Transient MWEBV processed 0.04
Host match processed 4.21
Host information processed 0.16
Host MWEBV processed 0.05
Global aperture construction processed 0.62
Global aperture photometry processed 3.79
Validate global photometry processed 10.52
Global host SED inference processed 432.77
Local aperture photometry processed 3.56
Validate local photometry processed 0.02
Local host SED inference processed 1018.28
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):4h46m04.72s, -12d50m41.06s
semi major axis, semi minor axis (arcsec):6.18, 6.18
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 382.25 1.92 17.444 0.005 AB
PanSTARRS_r 697.98 1.95 16.790 0.003 AB
PanSTARRS_i 964.75 1.99 16.439 0.002 AB
PanSTARRS_z 1191.45 4.67 16.210 0.004 AB
PanSTARRS_y 1452.54 11.71 15.995 0.009 AB
2MASS_J 1582.57 138.99 15.007 0.095 Vega
2MASS_H 2143.01 213.64 14.205 0.108 Vega
2MASS_K 1567.45 262.34 14.074 0.182 Vega
WISE_W1 511.5 11.02 14.429 0.023 Vega

Aperture details

RA, DEC (J2000):4h46m04.62s, -12d50m48.78s
semi major axis, semi minor axis (arcsec):27.6, 16.98
angle (degrees, anti-clockwise from east):-122.91
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 2080.33 6.53 15.605 0.003 AB
PanSTARRS_r 3759.67 6.57 14.962 0.002 AB
PanSTARRS_i 5227.48 6.89 14.604 0.001 AB
PanSTARRS_z 6385.12 16.25 14.387 0.003 AB
PanSTARRS_y 7478.98 40.99 14.215 0.006 AB
2MASS_J 8788.45 489.28 13.145 0.060 Vega
2MASS_H 11405.15 752.41 12.390 0.072 Vega
2MASS_K 8247.12 925.27 12.271 0.122 Vega
WISE_W1 4899.52 42.73 11.976 0.009 Vega
WISE_W2 3023.12 49.43 11.860 0.018 Vega
WISE_W3 10169.6 252.63 8.708 0.027 Vega
WISE_W4 10698.73 1361.94 7.207 0.138 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.066 9.170 9.264
{\rm log}_{10}({\rm SFR}) -3.192 -2.005 -1.255
{\rm log}_{10}({\rm sSFR}) -12.447 -11.242 -10.402
{\rm stellar\ age} 6.909 8.143 10.669

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.674 -1.411 -1.147
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.060 -0.371 0.191

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.145 0.268 0.384
\delta -0.965 -0.866 -0.665
\tau_1/\tau_2 0.615 0.972 1.330
Q_{PAH} 0.147 0.578 1.897
U_{min} 2.796 8.215 15.891
{\rm log}_{10}(\gamma_e)\, -3.375 -2.502 -1.313

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.136 -2.951 -2.156
{\rm log}_{10}(\tau_{AGN})\, 1.117 1.570 1.970

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.386 -2.095 -1.464
0.03-0.10 Gyr -3.716 -2.101 -1.156
0.10-0.33 Gyr -3.325 -1.802 -1.004
0.33-1.10 Gyr -3.308 -1.720 -1.047
1.10-3.67 Gyr -2.921 -1.281 -0.788
3.67-12.19 Gyr -1.329 -0.734 -0.564
12.19-13.55 Gyr -1.300 -0.577 0.178

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.662 9.810 9.985
{\rm log}_{10}({\rm SFR}) -1.795 -0.454 0.134
{\rm log}_{10}({\rm sSFR}) -11.665 -10.363 -9.664
{\rm stellar\ age} 4.853 7.328 9.189

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.111 -0.719 -0.475
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.490 -0.545 0.290

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.207 0.359 0.533
\delta -0.765 -0.288 0.213
\tau_1/\tau_2 0.584 0.975 1.378
Q_{PAH} 0.821 1.774 3.933
U_{min} 2.611 7.916 14.885
{\rm log}_{10}(\gamma_e)\, -3.391 -2.627 -1.832

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.978 -2.165 -1.684
{\rm log}_{10}(\tau_{AGN})\, 0.994 1.392 1.813

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.014 -0.899 -0.439
0.03-0.10 Gyr -2.520 -0.384 0.274
0.10-0.33 Gyr -2.488 -0.424 0.142
0.33-1.10 Gyr -1.992 -0.567 -0.064
1.10-3.67 Gyr -1.072 -0.270 0.140
3.67-12.19 Gyr -0.885 -0.158 0.121
12.19-13.55 Gyr -1.175 -0.114 0.623