2026dhw results

Information

Transient
Name:AT2026dhw
Right ascension: 7h59m40.99s
Declination:54d27m49.36s
Discovery Date:Feb. 14, 2026, 4:53 a.m.
Classification:None
Redshift:None
MW E(B-V):0.031
Host
Name:J075941.07+542751.25
Right ascension: 7h59m41.07s
Declination:54d27m51.25s
Redshift:None
Photometric Redshift:0.097
 

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 16.48
Transient MWEBV processed 0.11
Host match processed 4.85
Host information processed 0.15
Host MWEBV processed 0.05
Global aperture construction processed 0.63
Global aperture photometry processed 4.55
Validate global photometry processed 14.64
Global host SED inference processed 431.11
Local aperture photometry processed 4.34
Validate local photometry processed 0.02
Local host SED inference processed 459.56
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):7h59m40.99s, 54d27m49.36s
semi major axis, semi minor axis (arcsec):1.11, 1.11
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 6.39 0.29 21.886 0.049 AB
PanSTARRS_z 7.05 0.76 21.779 0.117 AB
PanSTARRS_y 8.0 1.87 21.642 0.254 AB

Aperture details

RA, DEC (J2000):7h59m41.05s, 54d27m51.45s
semi major axis, semi minor axis (arcsec):5.36, 3.94
angle (degrees, anti-clockwise from east):-121.61
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.08 3.13 21.391 0.337 AB
GALEX_NUV 15.41 2.58 20.931 0.182 AB
SDSS_u 36.8 3.74 19.985 0.110 AB
SDSS_g 57.57 2.39 19.499 0.045 AB
PanSTARRS_g 65.38 0.99 19.361 0.016 AB
SDSS_r 79.33 3.19 19.151 0.044 AB
PanSTARRS_r 77.25 1.75 19.180 0.025 AB
SDSS_i 106.92 4.71 18.827 0.048 AB
PanSTARRS_i 95.31 1.16 18.952 0.013 AB
PanSTARRS_z 104.02 3.07 18.857 0.032 AB
SDSS_z 97.22 13.85 18.931 0.155 AB
PanSTARRS_y 109.59 7.61 18.801 0.075 AB
2MASS_J -64.87 125.44 Vega
2MASS_H 103.74 206.3 17.493 2.159 Vega
2MASS_K 168.79 191.83 16.494 1.234 Vega
WISE_W1 42.07 7.99 17.141 0.206 Vega
WISE_W2 46.99 11.73 16.381 0.271 Vega
WISE_W3 96.03 56.5 13.770 0.639 Vega
WISE_W4 -37.0 270.42 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.134 8.481 8.750
{\rm log}_{10}({\rm SFR}) -1.359 -0.833 -0.283
{\rm log}_{10}({\rm sSFR}) -9.959 -9.335 -8.568
{\rm stellar\ age} 1.333 5.494 7.305

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.339 -0.579 -0.052
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.469 -0.713 0.067

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.828 1.346 1.931
\delta -0.157 0.128 0.316
\tau_1/\tau_2 0.596 0.958 1.331
Q_{PAH} 0.860 2.449 5.141
U_{min} 2.921 8.227 15.545
{\rm log}_{10}(\gamma_e)\, -2.946 -1.863 -0.690

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.763 -0.567 0.169
{\rm log}_{10}(\tau_{AGN})\, 1.069 1.514 1.902

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.275 -0.790 -0.291
0.03-0.10 Gyr -1.754 -0.973 -0.307
0.10-0.33 Gyr -2.155 -1.289 -0.674
0.33-1.06 Gyr -2.614 -1.518 -1.066
1.06-3.45 Gyr -3.052 -1.580 -1.187
3.45-11.24 Gyr -3.216 -1.591 -1.155
11.24-12.49 Gyr -3.186 -1.633 -0.881

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.881 9.155 9.409
{\rm log}_{10}({\rm SFR}) -0.265 0.193 0.605
{\rm log}_{10}({\rm sSFR}) -9.549 -9.024 -8.372
{\rm stellar\ age} 1.023 4.532 6.659

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.330 -0.688 -0.206
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.456 -0.374 0.278

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.133 0.239 0.436
\delta -0.760 -0.414 -0.080
\tau_1/\tau_2 0.627 1.096 1.527
Q_{PAH} 0.678 1.954 4.011
U_{min} 2.898 8.637 16.289
{\rm log}_{10}(\gamma_e)\, -2.857 -1.905 -0.789

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.768 -2.106 -1.386
{\rm log}_{10}(\tau_{AGN})\, 1.041 1.474 1.856

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.341 -0.664 -0.392
0.03-0.10 Gyr -0.171 0.338 0.760
0.10-0.33 Gyr -1.510 0.004 0.397
0.33-1.06 Gyr -3.040 -0.897 -0.320
1.06-3.45 Gyr -3.004 -0.998 -0.531
3.45-11.24 Gyr -2.649 -1.023 -0.551
11.24-12.49 Gyr -2.831 -1.000 -0.241