2026fhw results

Information

Transient
Name:AT2026fhw
Right ascension: 4h52m54.59s
Declination:-15d20m53.40s
Discovery Date:March 9, 2026, 7:07 a.m.
Classification:None
Redshift:None
MW E(B-V):0.058
Host
Name:04525466-1520472
Right ascension: 4h52m54.66s
Declination:-15d20m47.23s
Redshift:0.017863
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 5.34
Transient MWEBV processed 0.15
Host match processed 4.59
Host information processed 0.13
Host MWEBV processed 0.11
Global aperture construction processed 0.64
Global aperture photometry processed 3.88
Validate global photometry processed 11.7
Global host SED inference processed 397.2
Local aperture photometry processed 3.62
Validate local photometry processed 0.02
Local host SED inference processed 479.33
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):4h52m54.59s, -15d20m53.40s
semi major axis, semi minor axis (arcsec):5.51, 5.51
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.49 3.28 21.578 0.420 AB
GALEX_NUV 17.97 2.38 20.764 0.144 AB
PanSTARRS_g 989.02 1.68 16.412 0.002 AB
PanSTARRS_r 2184.59 1.94 15.552 0.001 AB
PanSTARRS_i 3424.62 1.77 15.063 0.001 AB
PanSTARRS_z 4605.51 4.0 14.742 0.001 AB
PanSTARRS_y 5811.51 9.93 14.489 0.002 AB
2MASS_J 8772.84 112.79 13.147 0.014 Vega
2MASS_H 11595.14 180.61 12.372 0.017 Vega
2MASS_K 10402.06 194.03 12.019 0.020 Vega

Aperture details

RA, DEC (J2000):4h52m54.61s, -15d20m46.65s
semi major axis, semi minor axis (arcsec):56.1, 12.49
angle (degrees, anti-clockwise from east):-153.15
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 106.96 14.32 18.827 0.145 AB
GALEX_NUV 188.98 9.91 18.209 0.057 AB
PanSTARRS_r 14702.16 8.67 13.482 0.001 AB
PanSTARRS_i 22035.15 8.11 13.042 0.000 AB
PanSTARRS_z 28183.55 18.05 12.775 0.001 AB
PanSTARRS_y 34856.84 47.25 12.544 0.001 AB
2MASS_J 47420.74 531.36 11.315 0.012 Vega
2MASS_H 60354.89 862.21 10.581 0.016 Vega
2MASS_K 54130.3 929.84 10.229 0.019 Vega
WISE_W2 15823.4 95.4 10.063 0.007 Vega
WISE_W3 30604.21 320.72 7.512 0.011 Vega
WISE_W4 27489.06 2320.7 6.182 0.092 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.828 9.999 10.127
{\rm log}_{10}({\rm SFR}) -1.129 -0.272 0.344
{\rm log}_{10}({\rm sSFR}) -11.208 -10.316 -9.587
{\rm stellar\ age} 4.056 7.097 9.139

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.565 -0.592 -0.167
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.729 -0.799 0.124

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.021 1.508 1.849
\delta -0.366 -0.167 0.137
\tau_1/\tau_2 0.576 0.990 1.351
Q_{PAH} 0.391 2.508 4.932
U_{min} 2.484 7.093 14.201
{\rm log}_{10}(\gamma_e)\, -3.510 -2.605 -1.403

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.264 -2.635 -0.357
{\rm log}_{10}(\tau_{AGN})\, 1.045 1.595 2.020

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.176 -0.260 0.209
0.03-0.10 Gyr -1.626 -0.409 0.402
0.10-0.33 Gyr -1.379 -0.306 0.344
0.33-1.10 Gyr -1.206 -0.197 0.344
1.10-3.66 Gyr -0.966 -0.096 0.318
3.66-12.17 Gyr -0.858 -0.042 0.224
12.17-13.52 Gyr -0.868 0.104 0.775

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.694 10.761 10.827
{\rm log}_{10}({\rm SFR}) -0.658 -0.361 -0.107
{\rm log}_{10}({\rm sSFR}) -11.434 -11.119 -10.872
{\rm stellar\ age} 7.292 8.200 9.894

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.451 -0.203 -0.019
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.466 -0.703 0.033

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.304 0.511 0.713
\delta -0.275 0.020 0.307
\tau_1/\tau_2 0.312 0.790 1.222
Q_{PAH} 1.088 2.067 3.874
U_{min} 2.210 6.283 13.051
{\rm log}_{10}(\gamma_e)\, -3.550 -2.311 -1.750

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.522 -3.653 -2.516
{\rm log}_{10}(\tau_{AGN})\, 1.138 1.675 2.002

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.890 -0.354 0.074
0.03-0.10 Gyr -1.001 -0.438 -0.110
0.10-0.33 Gyr -1.090 -0.389 -0.014
0.33-1.10 Gyr -0.766 -0.173 0.216
1.10-3.66 Gyr -0.242 0.392 0.788
3.66-12.17 Gyr 0.646 0.897 1.014
12.17-13.52 Gyr 0.484 1.022 1.583